diff options
Diffstat (limited to 'third_party/git/gitk-git/gitk')
| -rwxr-xr-x | third_party/git/gitk-git/gitk | 12619 |
1 files changed, 12619 insertions, 0 deletions
diff --git a/third_party/git/gitk-git/gitk b/third_party/git/gitk-git/gitk new file mode 100755 index 000000000000..a14d7a16b2dd --- /dev/null +++ b/third_party/git/gitk-git/gitk @@ -0,0 +1,12619 @@ +#!/bin/sh +# Tcl ignores the next line -*- tcl -*- \ +exec wish "$0" -- "$@" + +# Copyright © 2005-2016 Paul Mackerras. All rights reserved. +# This program is free software; it may be used, copied, modified +# and distributed under the terms of the GNU General Public Licence, +# either version 2, or (at your option) any later version. + +package require Tk + +proc hasworktree {} { + return [expr {[exec git rev-parse --is-bare-repository] == "false" && + [exec git rev-parse --is-inside-git-dir] == "false"}] +} + +proc reponame {} { + global gitdir + set n [file normalize $gitdir] + if {[string match "*/.git" $n]} { + set n [string range $n 0 end-5] + } + return [file tail $n] +} + +proc gitworktree {} { + variable _gitworktree + if {[info exists _gitworktree]} { + return $_gitworktree + } + # v1.7.0 introduced --show-toplevel to return the canonical work-tree + if {[catch {set _gitworktree [exec git rev-parse --show-toplevel]}]} { + # try to set work tree from environment, core.worktree or use + # cdup to obtain a relative path to the top of the worktree. If + # run from the top, the ./ prefix ensures normalize expands pwd. + if {[catch { set _gitworktree $env(GIT_WORK_TREE) }]} { + catch {set _gitworktree [exec git config --get core.worktree]} + if {$_gitworktree eq ""} { + set _gitworktree [file normalize ./[exec git rev-parse --show-cdup]] + } + } + } + return $_gitworktree +} + +# A simple scheduler for compute-intensive stuff. +# The aim is to make sure that event handlers for GUI actions can +# run at least every 50-100 ms. Unfortunately fileevent handlers are +# run before X event handlers, so reading from a fast source can +# make the GUI completely unresponsive. +proc run args { + global isonrunq runq currunq + + set script $args + if {[info exists isonrunq($script)]} return + if {$runq eq {} && ![info exists currunq]} { + after idle dorunq + } + lappend runq [list {} $script] + set isonrunq($script) 1 +} + +proc filerun {fd script} { + fileevent $fd readable [list filereadable $fd $script] +} + +proc filereadable {fd script} { + global runq currunq + + fileevent $fd readable {} + if {$runq eq {} && ![info exists currunq]} { + after idle dorunq + } + lappend runq [list $fd $script] +} + +proc nukefile {fd} { + global runq + + for {set i 0} {$i < [llength $runq]} {} { + if {[lindex $runq $i 0] eq $fd} { + set runq [lreplace $runq $i $i] + } else { + incr i + } + } +} + +proc dorunq {} { + global isonrunq runq currunq + + set tstart [clock clicks -milliseconds] + set t0 $tstart + while {[llength $runq] > 0} { + set fd [lindex $runq 0 0] + set script [lindex $runq 0 1] + set currunq [lindex $runq 0] + set runq [lrange $runq 1 end] + set repeat [eval $script] + unset currunq + set t1 [clock clicks -milliseconds] + set t [expr {$t1 - $t0}] + if {$repeat ne {} && $repeat} { + if {$fd eq {} || $repeat == 2} { + # script returns 1 if it wants to be readded + # file readers return 2 if they could do more straight away + lappend runq [list $fd $script] + } else { + fileevent $fd readable [list filereadable $fd $script] + } + } elseif {$fd eq {}} { + unset isonrunq($script) + } + set t0 $t1 + if {$t1 - $tstart >= 80} break + } + if {$runq ne {}} { + after idle dorunq + } +} + +proc reg_instance {fd} { + global commfd leftover loginstance + + set i [incr loginstance] + set commfd($i) $fd + set leftover($i) {} + return $i +} + +proc unmerged_files {files} { + global nr_unmerged + + # find the list of unmerged files + set mlist {} + set nr_unmerged 0 + if {[catch { + set fd [open "| git ls-files -u" r] + } err]} { + show_error {} . "[mc "Couldn't get list of unmerged files:"] $err" + exit 1 + } + while {[gets $fd line] >= 0} { + set i [string first "\t" $line] + if {$i < 0} continue + set fname [string range $line [expr {$i+1}] end] + if {[lsearch -exact $mlist $fname] >= 0} continue + incr nr_unmerged + if {$files eq {} || [path_filter $files $fname]} { + lappend mlist $fname + } + } + catch {close $fd} + return $mlist +} + +proc parseviewargs {n arglist} { + global vdatemode vmergeonly vflags vdflags vrevs vfiltered vorigargs env + global vinlinediff + global worddiff git_version + + set vdatemode($n) 0 + set vmergeonly($n) 0 + set vinlinediff($n) 0 + set glflags {} + set diffargs {} + set nextisval 0 + set revargs {} + set origargs $arglist + set allknown 1 + set filtered 0 + set i -1 + foreach arg $arglist { + incr i + if {$nextisval} { + lappend glflags $arg + set nextisval 0 + continue + } + switch -glob -- $arg { + "-d" - + "--date-order" { + set vdatemode($n) 1 + # remove from origargs in case we hit an unknown option + set origargs [lreplace $origargs $i $i] + incr i -1 + } + "-[puabwcrRBMC]" - + "--no-renames" - "--full-index" - "--binary" - "--abbrev=*" - + "--find-copies-harder" - "-l*" - "--ext-diff" - "--no-ext-diff" - + "--src-prefix=*" - "--dst-prefix=*" - "--no-prefix" - + "-O*" - "--text" - "--full-diff" - "--ignore-space-at-eol" - + "--ignore-space-change" - "-U*" - "--unified=*" { + # These request or affect diff output, which we don't want. + # Some could be used to set our defaults for diff display. + lappend diffargs $arg + } + "--raw" - "--patch-with-raw" - "--patch-with-stat" - + "--name-only" - "--name-status" - "--color" - + "--log-size" - "--pretty=*" - "--decorate" - "--abbrev-commit" - + "--cc" - "-z" - "--header" - "--parents" - "--boundary" - + "--no-color" - "-g" - "--walk-reflogs" - "--no-walk" - + "--timestamp" - "relative-date" - "--date=*" - "--stdin" - + "--objects" - "--objects-edge" - "--reverse" { + # These cause our parsing of git log's output to fail, or else + # they're options we want to set ourselves, so ignore them. + } + "--color-words*" - "--word-diff=color" { + # These trigger a word diff in the console interface, + # so help the user by enabling our own support + if {[package vcompare $git_version "1.7.2"] >= 0} { + set worddiff [mc "Color words"] + } + } + "--word-diff*" { + if {[package vcompare $git_version "1.7.2"] >= 0} { + set worddiff [mc "Markup words"] + } + } + "--stat=*" - "--numstat" - "--shortstat" - "--summary" - + "--check" - "--exit-code" - "--quiet" - "--topo-order" - + "--full-history" - "--dense" - "--sparse" - + "--follow" - "--left-right" - "--encoding=*" { + # These are harmless, and some are even useful + lappend glflags $arg + } + "--diff-filter=*" - "--no-merges" - "--unpacked" - + "--max-count=*" - "--skip=*" - "--since=*" - "--after=*" - + "--until=*" - "--before=*" - "--max-age=*" - "--min-age=*" - + "--author=*" - "--committer=*" - "--grep=*" - "-[iE]" - + "--remove-empty" - "--first-parent" - "--cherry-pick" - + "-S*" - "-G*" - "--pickaxe-all" - "--pickaxe-regex" - + "--simplify-by-decoration" { + # These mean that we get a subset of the commits + set filtered 1 + lappend glflags $arg + } + "-L*" { + # Line-log with 'stuck' argument (unstuck form is + # not supported) + set filtered 1 + set vinlinediff($n) 1 + set allknown 0 + lappend glflags $arg + } + "-n" { + # This appears to be the only one that has a value as a + # separate word following it + set filtered 1 + set nextisval 1 + lappend glflags $arg + } + "--not" - "--all" { + lappend revargs $arg + } + "--merge" { + set vmergeonly($n) 1 + # git rev-parse doesn't understand --merge + lappend revargs --gitk-symmetric-diff-marker MERGE_HEAD...HEAD + } + "--no-replace-objects" { + set env(GIT_NO_REPLACE_OBJECTS) "1" + } + "-*" { + # Other flag arguments including -<n> + if {[string is digit -strict [string range $arg 1 end]]} { + set filtered 1 + } else { + # a flag argument that we don't recognize; + # that means we can't optimize + set allknown 0 + } + lappend glflags $arg + } + default { + # Non-flag arguments specify commits or ranges of commits + if {[string match "*...*" $arg]} { + lappend revargs --gitk-symmetric-diff-marker + } + lappend revargs $arg + } + } + } + set vdflags($n) $diffargs + set vflags($n) $glflags + set vrevs($n) $revargs + set vfiltered($n) $filtered + set vorigargs($n) $origargs + return $allknown +} + +proc parseviewrevs {view revs} { + global vposids vnegids + + if {$revs eq {}} { + set revs HEAD + } elseif {[lsearch -exact $revs --all] >= 0} { + lappend revs HEAD + } + if {[catch {set ids [eval exec git rev-parse $revs]} err]} { + # we get stdout followed by stderr in $err + # for an unknown rev, git rev-parse echoes it and then errors out + set errlines [split $err "\n"] + set badrev {} + for {set l 0} {$l < [llength $errlines]} {incr l} { + set line [lindex $errlines $l] + if {!([string length $line] == 40 && [string is xdigit $line])} { + if {[string match "fatal:*" $line]} { + if {[string match "fatal: ambiguous argument*" $line] + && $badrev ne {}} { + if {[llength $badrev] == 1} { + set err "unknown revision $badrev" + } else { + set err "unknown revisions: [join $badrev ", "]" + } + } else { + set err [join [lrange $errlines $l end] "\n"] + } + break + } + lappend badrev $line + } + } + error_popup "[mc "Error parsing revisions:"] $err" + return {} + } + set ret {} + set pos {} + set neg {} + set sdm 0 + foreach id [split $ids "\n"] { + if {$id eq "--gitk-symmetric-diff-marker"} { + set sdm 4 + } elseif {[string match "^*" $id]} { + if {$sdm != 1} { + lappend ret $id + if {$sdm == 3} { + set sdm 0 + } + } + lappend neg [string range $id 1 end] + } else { + if {$sdm != 2} { + lappend ret $id + } else { + lset ret end $id...[lindex $ret end] + } + lappend pos $id + } + incr sdm -1 + } + set vposids($view) $pos + set vnegids($view) $neg + return $ret +} + +# Start off a git log process and arrange to read its output +proc start_rev_list {view} { + global startmsecs commitidx viewcomplete curview + global tclencoding + global viewargs viewargscmd viewfiles vfilelimit + global showlocalchanges + global viewactive viewinstances vmergeonly + global mainheadid viewmainheadid viewmainheadid_orig + global vcanopt vflags vrevs vorigargs + global show_notes + + set startmsecs [clock clicks -milliseconds] + set commitidx($view) 0 + # these are set this way for the error exits + set viewcomplete($view) 1 + set viewactive($view) 0 + varcinit $view + + set args $viewargs($view) + if {$viewargscmd($view) ne {}} { + if {[catch { + set str [exec sh -c $viewargscmd($view)] + } err]} { + error_popup "[mc "Error executing --argscmd command:"] $err" + return 0 + } + set args [concat $args [split $str "\n"]] + } + set vcanopt($view) [parseviewargs $view $args] + + set files $viewfiles($view) + if {$vmergeonly($view)} { + set files [unmerged_files $files] + if {$files eq {}} { + global nr_unmerged + if {$nr_unmerged == 0} { + error_popup [mc "No files selected: --merge specified but\ + no files are unmerged."] + } else { + error_popup [mc "No files selected: --merge specified but\ + no unmerged files are within file limit."] + } + return 0 + } + } + set vfilelimit($view) $files + + if {$vcanopt($view)} { + set revs [parseviewrevs $view $vrevs($view)] + if {$revs eq {}} { + return 0 + } + set args [concat $vflags($view) $revs] + } else { + set args $vorigargs($view) + } + + if {[catch { + set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \ + --parents --boundary $args "--" $files] r] + } err]} { + error_popup "[mc "Error executing git log:"] $err" + return 0 + } + set i [reg_instance $fd] + set viewinstances($view) [list $i] + set viewmainheadid($view) $mainheadid + set viewmainheadid_orig($view) $mainheadid + if {$files ne {} && $mainheadid ne {}} { + get_viewmainhead $view + } + if {$showlocalchanges && $viewmainheadid($view) ne {}} { + interestedin $viewmainheadid($view) dodiffindex + } + fconfigure $fd -blocking 0 -translation lf -eofchar {} + if {$tclencoding != {}} { + fconfigure $fd -encoding $tclencoding + } + filerun $fd [list getcommitlines $fd $i $view 0] + nowbusy $view [mc "Reading"] + set viewcomplete($view) 0 + set viewactive($view) 1 + return 1 +} + +proc stop_instance {inst} { + global commfd leftover + + set fd $commfd($inst) + catch { + set pid [pid $fd] + + if {$::tcl_platform(platform) eq {windows}} { + exec taskkill /pid $pid + } else { + exec kill $pid + } + } + catch {close $fd} + nukefile $fd + unset commfd($inst) + unset leftover($inst) +} + +proc stop_backends {} { + global commfd + + foreach inst [array names commfd] { + stop_instance $inst + } +} + +proc stop_rev_list {view} { + global viewinstances + + foreach inst $viewinstances($view) { + stop_instance $inst + } + set viewinstances($view) {} +} + +proc reset_pending_select {selid} { + global pending_select mainheadid selectheadid + + if {$selid ne {}} { + set pending_select $selid + } elseif {$selectheadid ne {}} { + set pending_select $selectheadid + } else { + set pending_select $mainheadid + } +} + +proc getcommits {selid} { + global canv curview need_redisplay viewactive + + initlayout + if {[start_rev_list $curview]} { + reset_pending_select $selid + show_status [mc "Reading commits..."] + set need_redisplay 1 + } else { + show_status [mc "No commits selected"] + } +} + +proc updatecommits {} { + global curview vcanopt vorigargs vfilelimit viewinstances + global viewactive viewcomplete tclencoding + global startmsecs showneartags showlocalchanges + global mainheadid viewmainheadid viewmainheadid_orig pending_select + global hasworktree + global varcid vposids vnegids vflags vrevs + global show_notes + + set hasworktree [hasworktree] + rereadrefs + set view $curview + if {$mainheadid ne $viewmainheadid_orig($view)} { + if {$showlocalchanges} { + dohidelocalchanges + } + set viewmainheadid($view) $mainheadid + set viewmainheadid_orig($view) $mainheadid + if {$vfilelimit($view) ne {}} { + get_viewmainhead $view + } + } + if {$showlocalchanges} { + doshowlocalchanges + } + if {$vcanopt($view)} { + set oldpos $vposids($view) + set oldneg $vnegids($view) + set revs [parseviewrevs $view $vrevs($view)] + if {$revs eq {}} { + return + } + # note: getting the delta when negative refs change is hard, + # and could require multiple git log invocations, so in that + # case we ask git log for all the commits (not just the delta) + if {$oldneg eq $vnegids($view)} { + set newrevs {} + set npos 0 + # take out positive refs that we asked for before or + # that we have already seen + foreach rev $revs { + if {[string length $rev] == 40} { + if {[lsearch -exact $oldpos $rev] < 0 + && ![info exists varcid($view,$rev)]} { + lappend newrevs $rev + incr npos + } + } else { + lappend $newrevs $rev + } + } + if {$npos == 0} return + set revs $newrevs + set vposids($view) [lsort -unique [concat $oldpos $vposids($view)]] + } + set args [concat $vflags($view) $revs --not $oldpos] + } else { + set args $vorigargs($view) + } + if {[catch { + set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \ + --parents --boundary $args "--" $vfilelimit($view)] r] + } err]} { + error_popup "[mc "Error executing git log:"] $err" + return + } + if {$viewactive($view) == 0} { + set startmsecs [clock clicks -milliseconds] + } + set i [reg_instance $fd] + lappend viewinstances($view) $i + fconfigure $fd -blocking 0 -translation lf -eofchar {} + if {$tclencoding != {}} { + fconfigure $fd -encoding $tclencoding + } + filerun $fd [list getcommitlines $fd $i $view 1] + incr viewactive($view) + set viewcomplete($view) 0 + reset_pending_select {} + nowbusy $view [mc "Reading"] + if {$showneartags} { + getallcommits + } +} + +proc reloadcommits {} { + global curview viewcomplete selectedline currentid thickerline + global showneartags treediffs commitinterest cached_commitrow + global targetid commitinfo + + set selid {} + if {$selectedline ne {}} { + set selid $currentid + } + + if {!$viewcomplete($curview)} { + stop_rev_list $curview + } + resetvarcs $curview + set selectedline {} + unset -nocomplain currentid + unset -nocomplain thickerline + unset -nocomplain treediffs + readrefs + changedrefs + if {$showneartags} { + getallcommits + } + clear_display + unset -nocomplain commitinfo + unset -nocomplain commitinterest + unset -nocomplain cached_commitrow + unset -nocomplain targetid + setcanvscroll + getcommits $selid + return 0 +} + +# This makes a string representation of a positive integer which +# sorts as a string in numerical order +proc strrep {n} { + if {$n < 16} { + return [format "%x" $n] + } elseif {$n < 256} { + return [format "x%.2x" $n] + } elseif {$n < 65536} { + return [format "y%.4x" $n] + } + return [format "z%.8x" $n] +} + +# Procedures used in reordering commits from git log (without +# --topo-order) into the order for display. + +proc varcinit {view} { + global varcstart vupptr vdownptr vleftptr vbackptr varctok varcrow + global vtokmod varcmod vrowmod varcix vlastins + + set varcstart($view) {{}} + set vupptr($view) {0} + set vdownptr($view) {0} + set vleftptr($view) {0} + set vbackptr($view) {0} + set varctok($view) {{}} + set varcrow($view) {{}} + set vtokmod($view) {} + set varcmod($view) 0 + set vrowmod($view) 0 + set varcix($view) {{}} + set vlastins($view) {0} +} + +proc resetvarcs {view} { + global varcid varccommits parents children vseedcount ordertok + global vshortids + + foreach vid [array names varcid $view,*] { + unset varcid($vid) + unset children($vid) + unset parents($vid) + } + foreach vid [array names vshortids $view,*] { + unset vshortids($vid) + } + # some commits might have children but haven't been seen yet + foreach vid [array names children $view,*] { + unset children($vid) + } + foreach va [array names varccommits $view,*] { + unset varccommits($va) + } + foreach vd [array names vseedcount $view,*] { + unset vseedcount($vd) + } + unset -nocomplain ordertok +} + +# returns a list of the commits with no children +proc seeds {v} { + global vdownptr vleftptr varcstart + + set ret {} + set a [lindex $vdownptr($v) 0] + while {$a != 0} { + lappend ret [lindex $varcstart($v) $a] + set a [lindex $vleftptr($v) $a] + } + return $ret +} + +proc newvarc {view id} { + global varcid varctok parents children vdatemode + global vupptr vdownptr vleftptr vbackptr varcrow varcix varcstart + global commitdata commitinfo vseedcount varccommits vlastins + + set a [llength $varctok($view)] + set vid $view,$id + if {[llength $children($vid)] == 0 || $vdatemode($view)} { + if {![info exists commitinfo($id)]} { + parsecommit $id $commitdata($id) 1 + } + set cdate [lindex [lindex $commitinfo($id) 4] 0] + if {![string is integer -strict $cdate]} { + set cdate 0 + } + if {![info exists vseedcount($view,$cdate)]} { + set vseedcount($view,$cdate) -1 + } + set c [incr vseedcount($view,$cdate)] + set cdate [expr {$cdate ^ 0xffffffff}] + set tok "s[strrep $cdate][strrep $c]" + } else { + set tok {} + } + set ka 0 + if {[llength $children($vid)] > 0} { + set kid [lindex $children($vid) end] + set k $varcid($view,$kid) + if {[string compare [lindex $varctok($view) $k] $tok] > 0} { + set ki $kid + set ka $k + set tok [lindex $varctok($view) $k] + } + } + if {$ka != 0} { + set i [lsearch -exact $parents($view,$ki) $id] + set j [expr {[llength $parents($view,$ki)] - 1 - $i}] + append tok [strrep $j] + } + set c [lindex $vlastins($view) $ka] + if {$c == 0 || [string compare $tok [lindex $varctok($view) $c]] < 0} { + set c $ka + set b [lindex $vdownptr($view) $ka] + } else { + set b [lindex $vleftptr($view) $c] + } + while {$b != 0 && [string compare $tok [lindex $varctok($view) $b]] >= 0} { + set c $b + set b [lindex $vleftptr($view) $c] + } + if {$c == $ka} { + lset vdownptr($view) $ka $a + lappend vbackptr($view) 0 + } else { + lset vleftptr($view) $c $a + lappend vbackptr($view) $c + } + lset vlastins($view) $ka $a + lappend vupptr($view) $ka + lappend vleftptr($view) $b + if {$b != 0} { + lset vbackptr($view) $b $a + } + lappend varctok($view) $tok + lappend varcstart($view) $id + lappend vdownptr($view) 0 + lappend varcrow($view) {} + lappend varcix($view) {} + set varccommits($view,$a) {} + lappend vlastins($view) 0 + return $a +} + +proc splitvarc {p v} { + global varcid varcstart varccommits varctok vtokmod + global vupptr vdownptr vleftptr vbackptr varcix varcrow vlastins + + set oa $varcid($v,$p) + set otok [lindex $varctok($v) $oa] + set ac $varccommits($v,$oa) + set i [lsearch -exact $varccommits($v,$oa) $p] + if {$i <= 0} return + set na [llength $varctok($v)] + # "%" sorts before "0"... + set tok "$otok%[strrep $i]" + lappend varctok($v) $tok + lappend varcrow($v) {} + lappend varcix($v) {} + set varccommits($v,$oa) [lrange $ac 0 [expr {$i - 1}]] + set varccommits($v,$na) [lrange $ac $i end] + lappend varcstart($v) $p + foreach id $varccommits($v,$na) { + set varcid($v,$id) $na + } + lappend vdownptr($v) [lindex $vdownptr($v) $oa] + lappend vlastins($v) [lindex $vlastins($v) $oa] + lset vdownptr($v) $oa $na + lset vlastins($v) $oa 0 + lappend vupptr($v) $oa + lappend vleftptr($v) 0 + lappend vbackptr($v) 0 + for {set b [lindex $vdownptr($v) $na]} {$b != 0} {set b [lindex $vleftptr($v) $b]} { + lset vupptr($v) $b $na + } + if {[string compare $otok $vtokmod($v)] <= 0} { + modify_arc $v $oa + } +} + +proc renumbervarc {a v} { + global parents children varctok varcstart varccommits + global vupptr vdownptr vleftptr vbackptr vlastins varcid vtokmod vdatemode + + set t1 [clock clicks -milliseconds] + set todo {} + set isrelated($a) 1 + set kidchanged($a) 1 + set ntot 0 + while {$a != 0} { + if {[info exists isrelated($a)]} { + lappend todo $a + set id [lindex $varccommits($v,$a) end] + foreach p $parents($v,$id) { + if {[info exists varcid($v,$p)]} { + set isrelated($varcid($v,$p)) 1 + } + } + } + incr ntot + set b [lindex $vdownptr($v) $a] + if {$b == 0} { + while {$a != 0} { + set b [lindex $vleftptr($v) $a] + if {$b != 0} break + set a [lindex $vupptr($v) $a] + } + } + set a $b + } + foreach a $todo { + if {![info exists kidchanged($a)]} continue + set id [lindex $varcstart($v) $a] + if {[llength $children($v,$id)] > 1} { + set children($v,$id) [lsort -command [list vtokcmp $v] \ + $children($v,$id)] + } + set oldtok [lindex $varctok($v) $a] + if {!$vdatemode($v)} { + set tok {} + } else { + set tok $oldtok + } + set ka 0 + set kid [last_real_child $v,$id] + if {$kid ne {}} { + set k $varcid($v,$kid) + if {[string compare [lindex $varctok($v) $k] $tok] > 0} { + set ki $kid + set ka $k + set tok [lindex $varctok($v) $k] + } + } + if {$ka != 0} { + set i [lsearch -exact $parents($v,$ki) $id] + set j [expr {[llength $parents($v,$ki)] - 1 - $i}] + append tok [strrep $j] + } + if {$tok eq $oldtok} { + continue + } + set id [lindex $varccommits($v,$a) end] + foreach p $parents($v,$id) { + if {[info exists varcid($v,$p)]} { + set kidchanged($varcid($v,$p)) 1 + } else { + set sortkids($p) 1 + } + } + lset varctok($v) $a $tok + set b [lindex $vupptr($v) $a] + if {$b != $ka} { + if {[string compare [lindex $varctok($v) $ka] $vtokmod($v)] < 0} { + modify_arc $v $ka + } + if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} { + modify_arc $v $b + } + set c [lindex $vbackptr($v) $a] + set d [lindex $vleftptr($v) $a] + if {$c == 0} { + lset vdownptr($v) $b $d + } else { + lset vleftptr($v) $c $d + } + if {$d != 0} { + lset vbackptr($v) $d $c + } + if {[lindex $vlastins($v) $b] == $a} { + lset vlastins($v) $b $c + } + lset vupptr($v) $a $ka + set c [lindex $vlastins($v) $ka] + if {$c == 0 || \ + [string compare $tok [lindex $varctok($v) $c]] < 0} { + set c $ka + set b [lindex $vdownptr($v) $ka] + } else { + set b [lindex $vleftptr($v) $c] + } + while {$b != 0 && \ + [string compare $tok [lindex $varctok($v) $b]] >= 0} { + set c $b + set b [lindex $vleftptr($v) $c] + } + if {$c == $ka} { + lset vdownptr($v) $ka $a + lset vbackptr($v) $a 0 + } else { + lset vleftptr($v) $c $a + lset vbackptr($v) $a $c + } + lset vleftptr($v) $a $b + if {$b != 0} { + lset vbackptr($v) $b $a + } + lset vlastins($v) $ka $a + } + } + foreach id [array names sortkids] { + if {[llength $children($v,$id)] > 1} { + set children($v,$id) [lsort -command [list vtokcmp $v] \ + $children($v,$id)] + } + } + set t2 [clock clicks -milliseconds] + #puts "renumbervarc did [llength $todo] of $ntot arcs in [expr {$t2-$t1}]ms" +} + +# Fix up the graph after we have found out that in view $v, +# $p (a commit that we have already seen) is actually the parent +# of the last commit in arc $a. +proc fix_reversal {p a v} { + global varcid varcstart varctok vupptr + + set pa $varcid($v,$p) + if {$p ne [lindex $varcstart($v) $pa]} { + splitvarc $p $v + set pa $varcid($v,$p) + } + # seeds always need to be renumbered + if {[lindex $vupptr($v) $pa] == 0 || + [string compare [lindex $varctok($v) $a] \ + [lindex $varctok($v) $pa]] > 0} { + renumbervarc $pa $v + } +} + +proc insertrow {id p v} { + global cmitlisted children parents varcid varctok vtokmod + global varccommits ordertok commitidx numcommits curview + global targetid targetrow vshortids + + readcommit $id + set vid $v,$id + set cmitlisted($vid) 1 + set children($vid) {} + set parents($vid) [list $p] + set a [newvarc $v $id] + set varcid($vid) $a + lappend vshortids($v,[string range $id 0 3]) $id + if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] < 0} { + modify_arc $v $a + } + lappend varccommits($v,$a) $id + set vp $v,$p + if {[llength [lappend children($vp) $id]] > 1} { + set children($vp) [lsort -command [list vtokcmp $v] $children($vp)] + unset -nocomplain ordertok + } + fix_reversal $p $a $v + incr commitidx($v) + if {$v == $curview} { + set numcommits $commitidx($v) + setcanvscroll + if {[info exists targetid]} { + if {![comes_before $targetid $p]} { + incr targetrow + } + } + } +} + +proc insertfakerow {id p} { + global varcid varccommits parents children cmitlisted + global commitidx varctok vtokmod targetid targetrow curview numcommits + + set v $curview + set a $varcid($v,$p) + set i [lsearch -exact $varccommits($v,$a) $p] + if {$i < 0} { + puts "oops: insertfakerow can't find [shortids $p] on arc $a" + return + } + set children($v,$id) {} + set parents($v,$id) [list $p] + set varcid($v,$id) $a + lappend children($v,$p) $id + set cmitlisted($v,$id) 1 + set numcommits [incr commitidx($v)] + # note we deliberately don't update varcstart($v) even if $i == 0 + set varccommits($v,$a) [linsert $varccommits($v,$a) $i $id] + modify_arc $v $a $i + if {[info exists targetid]} { + if {![comes_before $targetid $p]} { + incr targetrow + } + } + setcanvscroll + drawvisible +} + +proc removefakerow {id} { + global varcid varccommits parents children commitidx + global varctok vtokmod cmitlisted currentid selectedline + global targetid curview numcommits + + set v $curview + if {[llength $parents($v,$id)] != 1} { + puts "oops: removefakerow [shortids $id] has [llength $parents($v,$id)] parents" + return + } + set p [lindex $parents($v,$id) 0] + set a $varcid($v,$id) + set i [lsearch -exact $varccommits($v,$a) $id] + if {$i < 0} { + puts "oops: removefakerow can't find [shortids $id] on arc $a" + return + } + unset varcid($v,$id) + set varccommits($v,$a) [lreplace $varccommits($v,$a) $i $i] + unset parents($v,$id) + unset children($v,$id) + unset cmitlisted($v,$id) + set numcommits [incr commitidx($v) -1] + set j [lsearch -exact $children($v,$p) $id] + if {$j >= 0} { + set children($v,$p) [lreplace $children($v,$p) $j $j] + } + modify_arc $v $a $i + if {[info exist currentid] && $id eq $currentid} { + unset currentid + set selectedline {} + } + if {[info exists targetid] && $targetid eq $id} { + set targetid $p + } + setcanvscroll + drawvisible +} + +proc real_children {vp} { + global children nullid nullid2 + + set kids {} + foreach id $children($vp) { + if {$id ne $nullid && $id ne $nullid2} { + lappend kids $id + } + } + return $kids +} + +proc first_real_child {vp} { + global children nullid nullid2 + + foreach id $children($vp) { + if {$id ne $nullid && $id ne $nullid2} { + return $id + } + } + return {} +} + +proc last_real_child {vp} { + global children nullid nullid2 + + set kids $children($vp) + for {set i [llength $kids]} {[incr i -1] >= 0} {} { + set id [lindex $kids $i] + if {$id ne $nullid && $id ne $nullid2} { + return $id + } + } + return {} +} + +proc vtokcmp {v a b} { + global varctok varcid + + return [string compare [lindex $varctok($v) $varcid($v,$a)] \ + [lindex $varctok($v) $varcid($v,$b)]] +} + +# This assumes that if lim is not given, the caller has checked that +# arc a's token is less than $vtokmod($v) +proc modify_arc {v a {lim {}}} { + global varctok vtokmod varcmod varcrow vupptr curview vrowmod varccommits + + if {$lim ne {}} { + set c [string compare [lindex $varctok($v) $a] $vtokmod($v)] + if {$c > 0} return + if {$c == 0} { + set r [lindex $varcrow($v) $a] + if {$r ne {} && $vrowmod($v) <= $r + $lim} return + } + } + set vtokmod($v) [lindex $varctok($v) $a] + set varcmod($v) $a + if {$v == $curview} { + while {$a != 0 && [lindex $varcrow($v) $a] eq {}} { + set a [lindex $vupptr($v) $a] + set lim {} + } + set r 0 + if {$a != 0} { + if {$lim eq {}} { + set lim [llength $varccommits($v,$a)] + } + set r [expr {[lindex $varcrow($v) $a] + $lim}] + } + set vrowmod($v) $r + undolayout $r + } +} + +proc update_arcrows {v} { + global vtokmod varcmod vrowmod varcrow commitidx currentid selectedline + global varcid vrownum varcorder varcix varccommits + global vupptr vdownptr vleftptr varctok + global displayorder parentlist curview cached_commitrow + + if {$vrowmod($v) == $commitidx($v)} return + if {$v == $curview} { + if {[llength $displayorder] > $vrowmod($v)} { + set displayorder [lrange $displayorder 0 [expr {$vrowmod($v) - 1}]] + set parentlist [lrange $parentlist 0 [expr {$vrowmod($v) - 1}]] + } + unset -nocomplain cached_commitrow + } + set narctot [expr {[llength $varctok($v)] - 1}] + set a $varcmod($v) + while {$a != 0 && [lindex $varcix($v) $a] eq {}} { + # go up the tree until we find something that has a row number, + # or we get to a seed + set a [lindex $vupptr($v) $a] + } + if {$a == 0} { + set a [lindex $vdownptr($v) 0] + if {$a == 0} return + set vrownum($v) {0} + set varcorder($v) [list $a] + lset varcix($v) $a 0 + lset varcrow($v) $a 0 + set arcn 0 + set row 0 + } else { + set arcn [lindex $varcix($v) $a] + if {[llength $vrownum($v)] > $arcn + 1} { + set vrownum($v) [lrange $vrownum($v) 0 $arcn] + set varcorder($v) [lrange $varcorder($v) 0 $arcn] + } + set row [lindex $varcrow($v) $a] + } + while {1} { + set p $a + incr row [llength $varccommits($v,$a)] + # go down if possible + set b [lindex $vdownptr($v) $a] + if {$b == 0} { + # if not, go left, or go up until we can go left + while {$a != 0} { + set b [lindex $vleftptr($v) $a] + if {$b != 0} break + set a [lindex $vupptr($v) $a] + } + if {$a == 0} break + } + set a $b + incr arcn + lappend vrownum($v) $row + lappend varcorder($v) $a + lset varcix($v) $a $arcn + lset varcrow($v) $a $row + } + set vtokmod($v) [lindex $varctok($v) $p] + set varcmod($v) $p + set vrowmod($v) $row + if {[info exists currentid]} { + set selectedline [rowofcommit $currentid] + } +} + +# Test whether view $v contains commit $id +proc commitinview {id v} { + global varcid + + return [info exists varcid($v,$id)] +} + +# Return the row number for commit $id in the current view +proc rowofcommit {id} { + global varcid varccommits varcrow curview cached_commitrow + global varctok vtokmod + + set v $curview + if {![info exists varcid($v,$id)]} { + puts "oops rowofcommit no arc for [shortids $id]" + return {} + } + set a $varcid($v,$id) + if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] >= 0} { + update_arcrows $v + } + if {[info exists cached_commitrow($id)]} { + return $cached_commitrow($id) + } + set i [lsearch -exact $varccommits($v,$a) $id] + if {$i < 0} { + puts "oops didn't find commit [shortids $id] in arc $a" + return {} + } + incr i [lindex $varcrow($v) $a] + set cached_commitrow($id) $i + return $i +} + +# Returns 1 if a is on an earlier row than b, otherwise 0 +proc comes_before {a b} { + global varcid varctok curview + + set v $curview + if {$a eq $b || ![info exists varcid($v,$a)] || \ + ![info exists varcid($v,$b)]} { + return 0 + } + if {$varcid($v,$a) != $varcid($v,$b)} { + return [expr {[string compare [lindex $varctok($v) $varcid($v,$a)] \ + [lindex $varctok($v) $varcid($v,$b)]] < 0}] + } + return [expr {[rowofcommit $a] < [rowofcommit $b]}] +} + +proc bsearch {l elt} { + if {[llength $l] == 0 || $elt <= [lindex $l 0]} { + return 0 + } + set lo 0 + set hi [llength $l] + while {$hi - $lo > 1} { + set mid [expr {int(($lo + $hi) / 2)}] + set t [lindex $l $mid] + if {$elt < $t} { + set hi $mid + } elseif {$elt > $t} { + set lo $mid + } else { + return $mid + } + } + return $lo +} + +# Make sure rows $start..$end-1 are valid in displayorder and parentlist +proc make_disporder {start end} { + global vrownum curview commitidx displayorder parentlist + global varccommits varcorder parents vrowmod varcrow + global d_valid_start d_valid_end + + if {$end > $vrowmod($curview)} { + update_arcrows $curview + } + set ai [bsearch $vrownum($curview) $start] + set start [lindex $vrownum($curview) $ai] + set narc [llength $vrownum($curview)] + for {set r $start} {$ai < $narc && $r < $end} {incr ai} { + set a [lindex $varcorder($curview) $ai] + set l [llength $displayorder] + set al [llength $varccommits($curview,$a)] + if {$l < $r + $al} { + if {$l < $r} { + set pad [ntimes [expr {$r - $l}] {}] + set displayorder [concat $displayorder $pad] + set parentlist [concat $parentlist $pad] + } elseif {$l > $r} { + set displayorder [lrange $displayorder 0 [expr {$r - 1}]] + set parentlist [lrange $parentlist 0 [expr {$r - 1}]] + } + foreach id $varccommits($curview,$a) { + lappend displayorder $id + lappend parentlist $parents($curview,$id) + } + } elseif {[lindex $displayorder [expr {$r + $al - 1}]] eq {}} { + set i $r + foreach id $varccommits($curview,$a) { + lset displayorder $i $id + lset parentlist $i $parents($curview,$id) + incr i + } + } + incr r $al + } +} + +proc commitonrow {row} { + global displayorder + + set id [lindex $displayorder $row] + if {$id eq {}} { + make_disporder $row [expr {$row + 1}] + set id [lindex $displayorder $row] + } + return $id +} + +proc closevarcs {v} { + global varctok varccommits varcid parents children + global cmitlisted commitidx vtokmod curview numcommits + + set missing_parents 0 + set scripts {} + set narcs [llength $varctok($v)] + for {set a 1} {$a < $narcs} {incr a} { + set id [lindex $varccommits($v,$a) end] + foreach p $parents($v,$id) { + if {[info exists varcid($v,$p)]} continue + # add p as a new commit + incr missing_parents + set cmitlisted($v,$p) 0 + set parents($v,$p) {} + if {[llength $children($v,$p)] == 1 && + [llength $parents($v,$id)] == 1} { + set b $a + } else { + set b [newvarc $v $p] + } + set varcid($v,$p) $b + if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} { + modify_arc $v $b + } + lappend varccommits($v,$b) $p + incr commitidx($v) + if {$v == $curview} { + set numcommits $commitidx($v) + } + set scripts [check_interest $p $scripts] + } + } + if {$missing_parents > 0} { + foreach s $scripts { + eval $s + } + } +} + +# Use $rwid as a substitute for $id, i.e. reparent $id's children to $rwid +# Assumes we already have an arc for $rwid. +proc rewrite_commit {v id rwid} { + global children parents varcid varctok vtokmod varccommits + + foreach ch $children($v,$id) { + # make $rwid be $ch's parent in place of $id + set i [lsearch -exact $parents($v,$ch) $id] + if {$i < 0} { + puts "oops rewrite_commit didn't find $id in parent list for $ch" + } + set parents($v,$ch) [lreplace $parents($v,$ch) $i $i $rwid] + # add $ch to $rwid's children and sort the list if necessary + if {[llength [lappend children($v,$rwid) $ch]] > 1} { + set children($v,$rwid) [lsort -command [list vtokcmp $v] \ + $children($v,$rwid)] + } + # fix the graph after joining $id to $rwid + set a $varcid($v,$ch) + fix_reversal $rwid $a $v + # parentlist is wrong for the last element of arc $a + # even if displayorder is right, hence the 3rd arg here + modify_arc $v $a [expr {[llength $varccommits($v,$a)] - 1}] + } +} + +# Mechanism for registering a command to be executed when we come +# across a particular commit. To handle the case when only the +# prefix of the commit is known, the commitinterest array is now +# indexed by the first 4 characters of the ID. Each element is a +# list of id, cmd pairs. +proc interestedin {id cmd} { + global commitinterest + + lappend commitinterest([string range $id 0 3]) $id $cmd +} + +proc check_interest {id scripts} { + global commitinterest + + set prefix [string range $id 0 3] + if {[info exists commitinterest($prefix)]} { + set newlist {} + foreach {i script} $commitinterest($prefix) { + if {[string match "$i*" $id]} { + lappend scripts [string map [list "%I" $id "%P" $i] $script] + } else { + lappend newlist $i $script + } + } + if {$newlist ne {}} { + set commitinterest($prefix) $newlist + } else { + unset commitinterest($prefix) + } + } + return $scripts +} + +proc getcommitlines {fd inst view updating} { + global cmitlisted leftover + global commitidx commitdata vdatemode + global parents children curview hlview + global idpending ordertok + global varccommits varcid varctok vtokmod vfilelimit vshortids + + set stuff [read $fd 500000] + # git log doesn't terminate the last commit with a null... + if {$stuff == {} && $leftover($inst) ne {} && [eof $fd]} { + set stuff "\0" + } + if {$stuff == {}} { + if {![eof $fd]} { + return 1 + } + global commfd viewcomplete viewactive viewname + global viewinstances + unset commfd($inst) + set i [lsearch -exact $viewinstances($view) $inst] + if {$i >= 0} { + set viewinstances($view) [lreplace $viewinstances($view) $i $i] + } + # set it blocking so we wait for the process to terminate + fconfigure $fd -blocking 1 + if {[catch {close $fd} err]} { + set fv {} + if {$view != $curview} { + set fv " for the \"$viewname($view)\" view" + } + if {[string range $err 0 4] == "usage"} { + set err "Gitk: error reading commits$fv:\ + bad arguments to git log." + if {$viewname($view) eq [mc "Command line"]} { + append err \ + " (Note: arguments to gitk are passed to git log\ + to allow selection of commits to be displayed.)" + } + } else { + set err "Error reading commits$fv: $err" + } + error_popup $err + } + if {[incr viewactive($view) -1] <= 0} { + set viewcomplete($view) 1 + # Check if we have seen any ids listed as parents that haven't + # appeared in the list + closevarcs $view + notbusy $view + } + if {$view == $curview} { + run chewcommits + } + return 0 + } + set start 0 + set gotsome 0 + set scripts {} + while 1 { + set i [string first "\0" $stuff $start] + if {$i < 0} { + append leftover($inst) [string range $stuff $start end] + break + } + if {$start == 0} { + set cmit $leftover($inst) + append cmit [string range $stuff 0 [expr {$i - 1}]] + set leftover($inst) {} + } else { + set cmit [string range $stuff $start [expr {$i - 1}]] + } + set start [expr {$i + 1}] + set j [string first "\n" $cmit] + set ok 0 + set listed 1 + if {$j >= 0 && [string match "commit *" $cmit]} { + set ids [string range $cmit 7 [expr {$j - 1}]] + if {[string match {[-^<>]*} $ids]} { + switch -- [string index $ids 0] { + "-" {set listed 0} + "^" {set listed 2} + "<" {set listed 3} + ">" {set listed 4} + } + set ids [string range $ids 1 end] + } + set ok 1 + foreach id $ids { + if {[string length $id] != 40} { + set ok 0 + break + } + } + } + if {!$ok} { + set shortcmit $cmit + if {[string length $shortcmit] > 80} { + set shortcmit "[string range $shortcmit 0 80]..." + } + error_popup "[mc "Can't parse git log output:"] {$shortcmit}" + exit 1 + } + set id [lindex $ids 0] + set vid $view,$id + + lappend vshortids($view,[string range $id 0 3]) $id + + if {!$listed && $updating && ![info exists varcid($vid)] && + $vfilelimit($view) ne {}} { + # git log doesn't rewrite parents for unlisted commits + # when doing path limiting, so work around that here + # by working out the rewritten parent with git rev-list + # and if we already know about it, using the rewritten + # parent as a substitute parent for $id's children. + if {![catch { + set rwid [exec git rev-list --first-parent --max-count=1 \ + $id -- $vfilelimit($view)] + }]} { + if {$rwid ne {} && [info exists varcid($view,$rwid)]} { + # use $rwid in place of $id + rewrite_commit $view $id $rwid + continue + } + } + } + + set a 0 + if {[info exists varcid($vid)]} { + if {$cmitlisted($vid) || !$listed} continue + set a $varcid($vid) + } + if {$listed} { + set olds [lrange $ids 1 end] + } else { + set olds {} + } + set commitdata($id) [string range $cmit [expr {$j + 1}] end] + set cmitlisted($vid) $listed + set parents($vid) $olds + if {![info exists children($vid)]} { + set children($vid) {} + } elseif {$a == 0 && [llength $children($vid)] == 1} { + set k [lindex $children($vid) 0] + if {[llength $parents($view,$k)] == 1 && + (!$vdatemode($view) || + $varcid($view,$k) == [llength $varctok($view)] - 1)} { + set a $varcid($view,$k) + } + } + if {$a == 0} { + # new arc + set a [newvarc $view $id] + } + if {[string compare [lindex $varctok($view) $a] $vtokmod($view)] < 0} { + modify_arc $view $a + } + if {![info exists varcid($vid)]} { + set varcid($vid) $a + lappend varccommits($view,$a) $id + incr commitidx($view) + } + + set i 0 + foreach p $olds { + if {$i == 0 || [lsearch -exact $olds $p] >= $i} { + set vp $view,$p + if {[llength [lappend children($vp) $id]] > 1 && + [vtokcmp $view [lindex $children($vp) end-1] $id] > 0} { + set children($vp) [lsort -command [list vtokcmp $view] \ + $children($vp)] + unset -nocomplain ordertok + } + if {[info exists varcid($view,$p)]} { + fix_reversal $p $a $view + } + } + incr i + } + + set scripts [check_interest $id $scripts] + set gotsome 1 + } + if {$gotsome} { + global numcommits hlview + + if {$view == $curview} { + set numcommits $commitidx($view) + run chewcommits + } + if {[info exists hlview] && $view == $hlview} { + # we never actually get here... + run vhighlightmore + } + foreach s $scripts { + eval $s + } + } + return 2 +} + +proc chewcommits {} { + global curview hlview viewcomplete + global pending_select + + layoutmore + if {$viewcomplete($curview)} { + global commitidx varctok + global numcommits startmsecs + + if {[info exists pending_select]} { + update + reset_pending_select {} + + if {[commitinview $pending_select $curview]} { + selectline [rowofcommit $pending_select] 1 + } else { + set row [first_real_row] + selectline $row 1 + } + } + if {$commitidx($curview) > 0} { + #set ms [expr {[clock clicks -milliseconds] - $startmsecs}] + #puts "overall $ms ms for $numcommits commits" + #puts "[llength $varctok($view)] arcs, $commitidx($view) commits" + } else { + show_status [mc "No commits selected"] + } + notbusy layout + } + return 0 +} + +proc do_readcommit {id} { + global tclencoding + + # Invoke git-log to handle automatic encoding conversion + set fd [open [concat | git log --no-color --pretty=raw -1 $id] r] + # Read the results using i18n.logoutputencoding + fconfigure $fd -translation lf -eofchar {} + if {$tclencoding != {}} { + fconfigure $fd -encoding $tclencoding + } + set contents [read $fd] + close $fd + # Remove the heading line + regsub {^commit [0-9a-f]+\n} $contents {} contents + + return $contents +} + +proc readcommit {id} { + if {[catch {set contents [do_readcommit $id]}]} return + parsecommit $id $contents 1 +} + +proc parsecommit {id contents listed} { + global commitinfo + + set inhdr 1 + set comment {} + set headline {} + set auname {} + set audate {} + set comname {} + set comdate {} + set hdrend [string first "\n\n" $contents] + if {$hdrend < 0} { + # should never happen... + set hdrend [string length $contents] + } + set header [string range $contents 0 [expr {$hdrend - 1}]] + set comment [string range $contents [expr {$hdrend + 2}] end] + foreach line [split $header "\n"] { + set line [split $line " "] + set tag [lindex $line 0] + if {$tag == "author"} { + set audate [lrange $line end-1 end] + set auname [join [lrange $line 1 end-2] " "] + } elseif {$tag == "committer"} { + set comdate [lrange $line end-1 end] + set comname [join [lrange $line 1 end-2] " "] + } + } + set headline {} + # take the first non-blank line of the comment as the headline + set headline [string trimleft $comment] + set i [string first "\n" $headline] + if {$i >= 0} { + set headline [string range $headline 0 $i] + } + set headline [string trimright $headline] + set i [string first "\r" $headline] + if {$i >= 0} { + set headline [string trimright [string range $headline 0 $i]] + } + if {!$listed} { + # git log indents the comment by 4 spaces; + # if we got this via git cat-file, add the indentation + set newcomment {} + foreach line [split $comment "\n"] { + append newcomment " " + append newcomment $line + append newcomment "\n" + } + set comment $newcomment + } + set hasnote [string first "\nNotes:\n" $contents] + set diff "" + # If there is diff output shown in the git-log stream, split it + # out. But get rid of the empty line that always precedes the + # diff. + set i [string first "\n\ndiff" $comment] + if {$i >= 0} { + set diff [string range $comment $i+1 end] + set comment [string range $comment 0 $i-1] + } + set commitinfo($id) [list $headline $auname $audate \ + $comname $comdate $comment $hasnote $diff] +} + +proc getcommit {id} { + global commitdata commitinfo + + if {[info exists commitdata($id)]} { + parsecommit $id $commitdata($id) 1 + } else { + readcommit $id + if {![info exists commitinfo($id)]} { + set commitinfo($id) [list [mc "No commit information available"]] + } + } + return 1 +} + +# Expand an abbreviated commit ID to a list of full 40-char IDs that match +# and are present in the current view. +# This is fairly slow... +proc longid {prefix} { + global varcid curview vshortids + + set ids {} + if {[string length $prefix] >= 4} { + set vshortid $curview,[string range $prefix 0 3] + if {[info exists vshortids($vshortid)]} { + foreach id $vshortids($vshortid) { + if {[string match "$prefix*" $id]} { + if {[lsearch -exact $ids $id] < 0} { + lappend ids $id + if {[llength $ids] >= 2} break + } + } + } + } + } else { + foreach match [array names varcid "$curview,$prefix*"] { + lappend ids [lindex [split $match ","] 1] + if {[llength $ids] >= 2} break + } + } + return $ids +} + +proc readrefs {} { + global tagids idtags headids idheads tagobjid + global otherrefids idotherrefs mainhead mainheadid + global selecthead selectheadid + global hideremotes + + foreach v {tagids idtags headids idheads otherrefids idotherrefs} { + unset -nocomplain $v + } + set refd [open [list | git show-ref -d] r] + while {[gets $refd line] >= 0} { + if {[string index $line 40] ne " "} continue + set id [string range $line 0 39] + set ref [string range $line 41 end] + if {![string match "refs/*" $ref]} continue + set name [string range $ref 5 end] + if {[string match "remotes/*" $name]} { + if {![string match "*/HEAD" $name] && !$hideremotes} { + set headids($name) $id + lappend idheads($id) $name + } + } elseif {[string match "heads/*" $name]} { + set name [string range $name 6 end] + set headids($name) $id + lappend idheads($id) $name + } elseif {[string match "tags/*" $name]} { + # this lets refs/tags/foo^{} overwrite refs/tags/foo, + # which is what we want since the former is the commit ID + set name [string range $name 5 end] + if {[string match "*^{}" $name]} { + set name [string range $name 0 end-3] + } else { + set tagobjid($name) $id + } + set tagids($name) $id + lappend idtags($id) $name + } else { + set otherrefids($name) $id + lappend idotherrefs($id) $name + } + } + catch {close $refd} + set mainhead {} + set mainheadid {} + catch { + set mainheadid [exec git rev-parse HEAD] + set thehead [exec git symbolic-ref HEAD] + if {[string match "refs/heads/*" $thehead]} { + set mainhead [string range $thehead 11 end] + } + } + set selectheadid {} + if {$selecthead ne {}} { + catch { + set selectheadid [exec git rev-parse --verify $selecthead] + } + } +} + +# skip over fake commits +proc first_real_row {} { + global nullid nullid2 numcommits + + for {set row 0} {$row < $numcommits} {incr row} { + set id [commitonrow $row] + if {$id ne $nullid && $id ne $nullid2} { + break + } + } + return $row +} + +# update things for a head moved to a child of its previous location +proc movehead {id name} { + global headids idheads + + removehead $headids($name) $name + set headids($name) $id + lappend idheads($id) $name +} + +# update things when a head has been removed +proc removehead {id name} { + global headids idheads + + if {$idheads($id) eq $name} { + unset idheads($id) + } else { + set i [lsearch -exact $idheads($id) $name] + if {$i >= 0} { + set idheads($id) [lreplace $idheads($id) $i $i] + } + } + unset headids($name) +} + +proc ttk_toplevel {w args} { + global use_ttk + eval [linsert $args 0 ::toplevel $w] + if {$use_ttk} { + place [ttk::frame $w._toplevel_background] -x 0 -y 0 -relwidth 1 -relheight 1 + } + return $w +} + +proc make_transient {window origin} { + global have_tk85 + + # In MacOS Tk 8.4 transient appears to work by setting + # overrideredirect, which is utterly useless, since the + # windows get no border, and are not even kept above + # the parent. + if {!$have_tk85 && [tk windowingsystem] eq {aqua}} return + + wm transient $window $origin + + # Windows fails to place transient windows normally, so + # schedule a callback to center them on the parent. + if {[tk windowingsystem] eq {win32}} { + after idle [list tk::PlaceWindow $window widget $origin] + } +} + +proc show_error {w top msg} { + global NS + if {![info exists NS]} {set NS ""} + if {[wm state $top] eq "withdrawn"} { wm deiconify $top } + message $w.m -text $msg -justify center -aspect 400 + pack $w.m -side top -fill x -padx 20 -pady 20 + ${NS}::button $w.ok -default active -text [mc OK] -command "destroy $top" + pack $w.ok -side bottom -fill x + bind $top <Visibility> "grab $top; focus $top" + bind $top <Key-Return> "destroy $top" + bind $top <Key-space> "destroy $top" + bind $top <Key-Escape> "destroy $top" + tkwait window $top +} + +proc error_popup {msg {owner .}} { + if {[tk windowingsystem] eq "win32"} { + tk_messageBox -icon error -type ok -title [wm title .] \ + -parent $owner -message $msg + } else { + set w .error + ttk_toplevel $w + make_transient $w $owner + show_error $w $w $msg + } +} + +proc confirm_popup {msg {owner .}} { + global confirm_ok NS + set confirm_ok 0 + set w .confirm + ttk_toplevel $w + make_transient $w $owner + message $w.m -text $msg -justify center -aspect 400 + pack $w.m -side top -fill x -padx 20 -pady 20 + ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w" + pack $w.ok -side left -fill x + ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w" + pack $w.cancel -side right -fill x + bind $w <Visibility> "grab $w; focus $w" + bind $w <Key-Return> "set confirm_ok 1; destroy $w" + bind $w <Key-space> "set confirm_ok 1; destroy $w" + bind $w <Key-Escape> "destroy $w" + tk::PlaceWindow $w widget $owner + tkwait window $w + return $confirm_ok +} + +proc setoptions {} { + global use_ttk + + if {[tk windowingsystem] ne "win32"} { + option add *Panedwindow.showHandle 1 startupFile + option add *Panedwindow.sashRelief raised startupFile + if {[tk windowingsystem] ne "aqua"} { + option add *Menu.font uifont startupFile + } + } else { + option add *Menu.TearOff 0 startupFile + } + option add *Button.font uifont startupFile + option add *Checkbutton.font uifont startupFile + option add *Radiobutton.font uifont startupFile + option add *Menubutton.font uifont startupFile + option add *Label.font uifont startupFile + option add *Message.font uifont startupFile + option add *Entry.font textfont startupFile + option add *Text.font textfont startupFile + option add *Labelframe.font uifont startupFile + option add *Spinbox.font textfont startupFile + option add *Listbox.font mainfont startupFile +} + +proc setttkstyle {} { + eval font configure TkDefaultFont [fontflags mainfont] + eval font configure TkTextFont [fontflags textfont] + eval font configure TkHeadingFont [fontflags mainfont] + eval font configure TkCaptionFont [fontflags mainfont] -weight bold + eval font configure TkTooltipFont [fontflags uifont] + eval font configure TkFixedFont [fontflags textfont] + eval font configure TkIconFont [fontflags uifont] + eval font configure TkMenuFont [fontflags uifont] + eval font configure TkSmallCaptionFont [fontflags uifont] +} + +# Make a menu and submenus. +# m is the window name for the menu, items is the list of menu items to add. +# Each item is a list {mc label type description options...} +# mc is ignored; it's so we can put mc there to alert xgettext +# label is the string that appears in the menu +# type is cascade, command or radiobutton (should add checkbutton) +# description depends on type; it's the sublist for cascade, the +# command to invoke for command, or {variable value} for radiobutton +proc makemenu {m items} { + menu $m + if {[tk windowingsystem] eq {aqua}} { + set Meta1 Cmd + } else { + set Meta1 Ctrl + } + foreach i $items { + set name [mc [lindex $i 1]] + set type [lindex $i 2] + set thing [lindex $i 3] + set params [list $type] + if {$name ne {}} { + set u [string first "&" [string map {&& x} $name]] + lappend params -label [string map {&& & & {}} $name] + if {$u >= 0} { + lappend params -underline $u + } + } + switch -- $type { + "cascade" { + set submenu [string tolower [string map {& ""} [lindex $i 1]]] + lappend params -menu $m.$submenu + } + "command" { + lappend params -command $thing + } + "radiobutton" { + lappend params -variable [lindex $thing 0] \ + -value [lindex $thing 1] + } + } + set tail [lrange $i 4 end] + regsub -all {\yMeta1\y} $tail $Meta1 tail + eval $m add $params $tail + if {$type eq "cascade"} { + makemenu $m.$submenu $thing + } + } +} + +# translate string and remove ampersands +proc mca {str} { + return [string map {&& & & {}} [mc $str]] +} + +proc cleardropsel {w} { + $w selection clear +} +proc makedroplist {w varname args} { + global use_ttk + if {$use_ttk} { + set width 0 + foreach label $args { + set cx [string length $label] + if {$cx > $width} {set width $cx} + } + set gm [ttk::combobox $w -width $width -state readonly\ + -textvariable $varname -values $args \ + -exportselection false] + bind $gm <<ComboboxSelected>> [list $gm selection clear] + } else { + set gm [eval [linsert $args 0 tk_optionMenu $w $varname]] + } + return $gm +} + +proc makewindow {} { + global canv canv2 canv3 linespc charspc ctext cflist cscroll + global tabstop + global findtype findtypemenu findloc findstring fstring geometry + global entries sha1entry sha1string sha1but + global diffcontextstring diffcontext + global ignorespace + global maincursor textcursor curtextcursor + global rowctxmenu fakerowmenu mergemax wrapcomment + global highlight_files gdttype + global searchstring sstring + global bgcolor fgcolor bglist fglist diffcolors selectbgcolor + global uifgcolor uifgdisabledcolor + global filesepbgcolor filesepfgcolor + global mergecolors foundbgcolor currentsearchhitbgcolor + global headctxmenu progresscanv progressitem progresscoords statusw + global fprogitem fprogcoord lastprogupdate progupdatepending + global rprogitem rprogcoord rownumsel numcommits + global have_tk85 use_ttk NS + global git_version + global worddiff + + # The "mc" arguments here are purely so that xgettext + # sees the following string as needing to be translated + set file { + mc "&File" cascade { + {mc "&Update" command updatecommits -accelerator F5} + {mc "&Reload" command reloadcommits -accelerator Shift-F5} + {mc "Reread re&ferences" command rereadrefs} + {mc "&List references" command showrefs -accelerator F2} + {xx "" separator} + {mc "Start git &gui" command {exec git gui &}} + {xx "" separator} + {mc "&Quit" command doquit -accelerator Meta1-Q} + }} + set edit { + mc "&Edit" cascade { + {mc "&Preferences" command doprefs} + }} + set view { + mc "&View" cascade { + {mc "&New view..." command {newview 0} -accelerator Shift-F4} + {mc "&Edit view..." command editview -state disabled -accelerator F4} + {mc "&Delete view" command delview -state disabled} + {xx "" separator} + {mc "&All files" radiobutton {selectedview 0} -command {showview 0}} + }} + if {[tk windowingsystem] ne "aqua"} { + set help { + mc "&Help" cascade { + {mc "&About gitk" command about} + {mc "&Key bindings" command keys} + }} + set bar [list $file $edit $view $help] + } else { + proc ::tk::mac::ShowPreferences {} {doprefs} + proc ::tk::mac::Quit {} {doquit} + lset file end [lreplace [lindex $file end] end-1 end] + set apple { + xx "&Apple" cascade { + {mc "&About gitk" command about} + {xx "" separator} + }} + set help { + mc "&Help" cascade { + {mc "&Key bindings" command keys} + }} + set bar [list $apple $file $view $help] + } + makemenu .bar $bar + . configure -menu .bar + + if {$use_ttk} { + # cover the non-themed toplevel with a themed frame. + place [ttk::frame ._main_background] -x 0 -y 0 -relwidth 1 -relheight 1 + } + + # the gui has upper and lower half, parts of a paned window. + ${NS}::panedwindow .ctop -orient vertical + + # possibly use assumed geometry + if {![info exists geometry(pwsash0)]} { + set geometry(topheight) [expr {15 * $linespc}] + set geometry(topwidth) [expr {80 * $charspc}] + set geometry(botheight) [expr {15 * $linespc}] + set geometry(botwidth) [expr {50 * $charspc}] + set geometry(pwsash0) [list [expr {40 * $charspc}] 2] + set geometry(pwsash1) [list [expr {60 * $charspc}] 2] + } + + # the upper half will have a paned window, a scroll bar to the right, and some stuff below + ${NS}::frame .tf -height $geometry(topheight) -width $geometry(topwidth) + ${NS}::frame .tf.histframe + ${NS}::panedwindow .tf.histframe.pwclist -orient horizontal + if {!$use_ttk} { + .tf.histframe.pwclist configure -sashpad 0 -handlesize 4 + } + + # create three canvases + set cscroll .tf.histframe.csb + set canv .tf.histframe.pwclist.canv + canvas $canv \ + -selectbackground $selectbgcolor \ + -background $bgcolor -bd 0 \ + -yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll" + .tf.histframe.pwclist add $canv + set canv2 .tf.histframe.pwclist.canv2 + canvas $canv2 \ + -selectbackground $selectbgcolor \ + -background $bgcolor -bd 0 -yscrollincr $linespc + .tf.histframe.pwclist add $canv2 + set canv3 .tf.histframe.pwclist.canv3 + canvas $canv3 \ + -selectbackground $selectbgcolor \ + -background $bgcolor -bd 0 -yscrollincr $linespc + .tf.histframe.pwclist add $canv3 + if {$use_ttk} { + bind .tf.histframe.pwclist <Map> { + bind %W <Map> {} + .tf.histframe.pwclist sashpos 1 [lindex $::geometry(pwsash1) 0] + .tf.histframe.pwclist sashpos 0 [lindex $::geometry(pwsash0) 0] + } + } else { + eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0) + eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1) + } + + # a scroll bar to rule them + ${NS}::scrollbar $cscroll -command {allcanvs yview} + if {!$use_ttk} {$cscroll configure -highlightthickness 0} + pack $cscroll -side right -fill y + bind .tf.histframe.pwclist <Configure> {resizeclistpanes %W %w} + lappend bglist $canv $canv2 $canv3 + pack .tf.histframe.pwclist -fill both -expand 1 -side left + + # we have two button bars at bottom of top frame. Bar 1 + ${NS}::frame .tf.bar + ${NS}::frame .tf.lbar -height 15 + + set sha1entry .tf.bar.sha1 + set entries $sha1entry + set sha1but .tf.bar.sha1label + button $sha1but -text "[mc "SHA1 ID:"] " -state disabled -relief flat \ + -command gotocommit -width 8 + $sha1but conf -disabledforeground [$sha1but cget -foreground] + pack .tf.bar.sha1label -side left + ${NS}::entry $sha1entry -width 40 -font textfont -textvariable sha1string + trace add variable sha1string write sha1change + pack $sha1entry -side left -pady 2 + + set bm_left_data { + #define left_width 16 + #define left_height 16 + static unsigned char left_bits[] = { + 0x00, 0x00, 0xc0, 0x01, 0xe0, 0x00, 0x70, 0x00, 0x38, 0x00, 0x1c, 0x00, + 0x0e, 0x00, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x0e, 0x00, 0x1c, 0x00, + 0x38, 0x00, 0x70, 0x00, 0xe0, 0x00, 0xc0, 0x01}; + } + set bm_right_data { + #define right_width 16 + #define right_height 16 + static unsigned char right_bits[] = { + 0x00, 0x00, 0xc0, 0x01, 0x80, 0x03, 0x00, 0x07, 0x00, 0x0e, 0x00, 0x1c, + 0x00, 0x38, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x00, 0x38, 0x00, 0x1c, + 0x00, 0x0e, 0x00, 0x07, 0x80, 0x03, 0xc0, 0x01}; + } + image create bitmap bm-left -data $bm_left_data -foreground $uifgcolor + image create bitmap bm-left-gray -data $bm_left_data -foreground $uifgdisabledcolor + image create bitmap bm-right -data $bm_right_data -foreground $uifgcolor + image create bitmap bm-right-gray -data $bm_right_data -foreground $uifgdisabledcolor + + ${NS}::button .tf.bar.leftbut -command goback -state disabled -width 26 + if {$use_ttk} { + .tf.bar.leftbut configure -image [list bm-left disabled bm-left-gray] + } else { + .tf.bar.leftbut configure -image bm-left + } + pack .tf.bar.leftbut -side left -fill y + ${NS}::button .tf.bar.rightbut -command goforw -state disabled -width 26 + if {$use_ttk} { + .tf.bar.rightbut configure -image [list bm-right disabled bm-right-gray] + } else { + .tf.bar.rightbut configure -image bm-right + } + pack .tf.bar.rightbut -side left -fill y + + ${NS}::label .tf.bar.rowlabel -text [mc "Row"] + set rownumsel {} + ${NS}::label .tf.bar.rownum -width 7 -textvariable rownumsel \ + -relief sunken -anchor e + ${NS}::label .tf.bar.rowlabel2 -text "/" + ${NS}::label .tf.bar.numcommits -width 7 -textvariable numcommits \ + -relief sunken -anchor e + pack .tf.bar.rowlabel .tf.bar.rownum .tf.bar.rowlabel2 .tf.bar.numcommits \ + -side left + if {!$use_ttk} { + foreach w {rownum numcommits} {.tf.bar.$w configure -font textfont} + } + global selectedline + trace add variable selectedline write selectedline_change + + # Status label and progress bar + set statusw .tf.bar.status + ${NS}::label $statusw -width 15 -relief sunken + pack $statusw -side left -padx 5 + if {$use_ttk} { + set progresscanv [ttk::progressbar .tf.bar.progress] + } else { + set h [expr {[font metrics uifont -linespace] + 2}] + set progresscanv .tf.bar.progress + canvas $progresscanv -relief sunken -height $h -borderwidth 2 + set progressitem [$progresscanv create rect -1 0 0 $h -fill "#00ff00"] + set fprogitem [$progresscanv create rect -1 0 0 $h -fill yellow] + set rprogitem [$progresscanv create rect -1 0 0 $h -fill red] + } + pack $progresscanv -side right -expand 1 -fill x -padx {0 2} + set progresscoords {0 0} + set fprogcoord 0 + set rprogcoord 0 + bind $progresscanv <Configure> adjustprogress + set lastprogupdate [clock clicks -milliseconds] + set progupdatepending 0 + + # build up the bottom bar of upper window + ${NS}::label .tf.lbar.flabel -text "[mc "Find"] " + + set bm_down_data { + #define down_width 16 + #define down_height 16 + static unsigned char down_bits[] = { + 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, + 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, + 0x87, 0xe1, 0x8e, 0x71, 0x9c, 0x39, 0xb8, 0x1d, + 0xf0, 0x0f, 0xe0, 0x07, 0xc0, 0x03, 0x80, 0x01}; + } + image create bitmap bm-down -data $bm_down_data -foreground $uifgcolor + ${NS}::button .tf.lbar.fnext -width 26 -command {dofind 1 1} + .tf.lbar.fnext configure -image bm-down + + set bm_up_data { + #define up_width 16 + #define up_height 16 + static unsigned char up_bits[] = { + 0x80, 0x01, 0xc0, 0x03, 0xe0, 0x07, 0xf0, 0x0f, + 0xb8, 0x1d, 0x9c, 0x39, 0x8e, 0x71, 0x87, 0xe1, + 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, + 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01}; + } + image create bitmap bm-up -data $bm_up_data -foreground $uifgcolor + ${NS}::button .tf.lbar.fprev -width 26 -command {dofind -1 1} + .tf.lbar.fprev configure -image bm-up + + ${NS}::label .tf.lbar.flab2 -text " [mc "commit"] " + + pack .tf.lbar.flabel .tf.lbar.fnext .tf.lbar.fprev .tf.lbar.flab2 \ + -side left -fill y + set gdttype [mc "containing:"] + set gm [makedroplist .tf.lbar.gdttype gdttype \ + [mc "containing:"] \ + [mc "touching paths:"] \ + [mc "adding/removing string:"] \ + [mc "changing lines matching:"]] + trace add variable gdttype write gdttype_change + pack .tf.lbar.gdttype -side left -fill y + + set findstring {} + set fstring .tf.lbar.findstring + lappend entries $fstring + ${NS}::entry $fstring -width 30 -textvariable findstring + trace add variable findstring write find_change + set findtype [mc "Exact"] + set findtypemenu [makedroplist .tf.lbar.findtype \ + findtype [mc "Exact"] [mc "IgnCase"] [mc "Regexp"]] + trace add variable findtype write findcom_change + set findloc [mc "All fields"] + makedroplist .tf.lbar.findloc findloc [mc "All fields"] [mc "Headline"] \ + [mc "Comments"] [mc "Author"] [mc "Committer"] + trace add variable findloc write find_change + pack .tf.lbar.findloc -side right + pack .tf.lbar.findtype -side right + pack $fstring -side left -expand 1 -fill x + + # Finish putting the upper half of the viewer together + pack .tf.lbar -in .tf -side bottom -fill x + pack .tf.bar -in .tf -side bottom -fill x + pack .tf.histframe -fill both -side top -expand 1 + .ctop add .tf + if {!$use_ttk} { + .ctop paneconfigure .tf -height $geometry(topheight) + .ctop paneconfigure .tf -width $geometry(topwidth) + } + + # now build up the bottom + ${NS}::panedwindow .pwbottom -orient horizontal + + # lower left, a text box over search bar, scroll bar to the right + # if we know window height, then that will set the lower text height, otherwise + # we set lower text height which will drive window height + if {[info exists geometry(main)]} { + ${NS}::frame .bleft -width $geometry(botwidth) + } else { + ${NS}::frame .bleft -width $geometry(botwidth) -height $geometry(botheight) + } + ${NS}::frame .bleft.top + ${NS}::frame .bleft.mid + ${NS}::frame .bleft.bottom + + # gap between sub-widgets + set wgap [font measure uifont "i"] + + ${NS}::button .bleft.top.search -text [mc "Search"] -command dosearch + pack .bleft.top.search -side left -padx 5 + set sstring .bleft.top.sstring + set searchstring "" + ${NS}::entry $sstring -width 20 -textvariable searchstring + lappend entries $sstring + trace add variable searchstring write incrsearch + pack $sstring -side left -expand 1 -fill x + ${NS}::radiobutton .bleft.mid.diff -text [mc "Diff"] \ + -command changediffdisp -variable diffelide -value {0 0} + ${NS}::radiobutton .bleft.mid.old -text [mc "Old version"] \ + -command changediffdisp -variable diffelide -value {0 1} + ${NS}::radiobutton .bleft.mid.new -text [mc "New version"] \ + -command changediffdisp -variable diffelide -value {1 0} + + ${NS}::label .bleft.mid.labeldiffcontext -text " [mc "Lines of context"]: " + pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left -ipadx $wgap + spinbox .bleft.mid.diffcontext -width 5 \ + -from 0 -increment 1 -to 10000000 \ + -validate all -validatecommand "diffcontextvalidate %P" \ + -textvariable diffcontextstring + .bleft.mid.diffcontext set $diffcontext + trace add variable diffcontextstring write diffcontextchange + lappend entries .bleft.mid.diffcontext + pack .bleft.mid.labeldiffcontext .bleft.mid.diffcontext -side left -ipadx $wgap + ${NS}::checkbutton .bleft.mid.ignspace -text [mc "Ignore space change"] \ + -command changeignorespace -variable ignorespace + pack .bleft.mid.ignspace -side left -padx 5 + + set worddiff [mc "Line diff"] + if {[package vcompare $git_version "1.7.2"] >= 0} { + makedroplist .bleft.mid.worddiff worddiff [mc "Line diff"] \ + [mc "Markup words"] [mc "Color words"] + trace add variable worddiff write changeworddiff + pack .bleft.mid.worddiff -side left -padx 5 + } + + set ctext .bleft.bottom.ctext + text $ctext -background $bgcolor -foreground $fgcolor \ + -state disabled -undo 0 -font textfont \ + -yscrollcommand scrolltext -wrap none \ + -xscrollcommand ".bleft.bottom.sbhorizontal set" + if {$have_tk85} { + $ctext conf -tabstyle wordprocessor + } + ${NS}::scrollbar .bleft.bottom.sb -command "$ctext yview" + ${NS}::scrollbar .bleft.bottom.sbhorizontal -command "$ctext xview" -orient h + pack .bleft.top -side top -fill x + pack .bleft.mid -side top -fill x + grid $ctext .bleft.bottom.sb -sticky nsew + grid .bleft.bottom.sbhorizontal -sticky ew + grid columnconfigure .bleft.bottom 0 -weight 1 + grid rowconfigure .bleft.bottom 0 -weight 1 + grid rowconfigure .bleft.bottom 1 -weight 0 + pack .bleft.bottom -side top -fill both -expand 1 + lappend bglist $ctext + lappend fglist $ctext + + $ctext tag conf comment -wrap $wrapcomment + $ctext tag conf filesep -font textfontbold -fore $filesepfgcolor -back $filesepbgcolor + $ctext tag conf hunksep -fore [lindex $diffcolors 2] + $ctext tag conf d0 -fore [lindex $diffcolors 0] + $ctext tag conf dresult -fore [lindex $diffcolors 1] + $ctext tag conf m0 -fore [lindex $mergecolors 0] + $ctext tag conf m1 -fore [lindex $mergecolors 1] + $ctext tag conf m2 -fore [lindex $mergecolors 2] + $ctext tag conf m3 -fore [lindex $mergecolors 3] + $ctext tag conf m4 -fore [lindex $mergecolors 4] + $ctext tag conf m5 -fore [lindex $mergecolors 5] + $ctext tag conf m6 -fore [lindex $mergecolors 6] + $ctext tag conf m7 -fore [lindex $mergecolors 7] + $ctext tag conf m8 -fore [lindex $mergecolors 8] + $ctext tag conf m9 -fore [lindex $mergecolors 9] + $ctext tag conf m10 -fore [lindex $mergecolors 10] + $ctext tag conf m11 -fore [lindex $mergecolors 11] + $ctext tag conf m12 -fore [lindex $mergecolors 12] + $ctext tag conf m13 -fore [lindex $mergecolors 13] + $ctext tag conf m14 -fore [lindex $mergecolors 14] + $ctext tag conf m15 -fore [lindex $mergecolors 15] + $ctext tag conf mmax -fore darkgrey + set mergemax 16 + $ctext tag conf mresult -font textfontbold + $ctext tag conf msep -font textfontbold + $ctext tag conf found -back $foundbgcolor + $ctext tag conf currentsearchhit -back $currentsearchhitbgcolor + $ctext tag conf wwrap -wrap word -lmargin2 1c + $ctext tag conf bold -font textfontbold + + .pwbottom add .bleft + if {!$use_ttk} { + .pwbottom paneconfigure .bleft -width $geometry(botwidth) + } + + # lower right + ${NS}::frame .bright + ${NS}::frame .bright.mode + ${NS}::radiobutton .bright.mode.patch -text [mc "Patch"] \ + -command reselectline -variable cmitmode -value "patch" + ${NS}::radiobutton .bright.mode.tree -text [mc "Tree"] \ + -command reselectline -variable cmitmode -value "tree" + grid .bright.mode.patch .bright.mode.tree -sticky ew + pack .bright.mode -side top -fill x + set cflist .bright.cfiles + set indent [font measure mainfont "nn"] + text $cflist \ + -selectbackground $selectbgcolor \ + -background $bgcolor -foreground $fgcolor \ + -font mainfont \ + -tabs [list $indent [expr {2 * $indent}]] \ + -yscrollcommand ".bright.sb set" \ + -cursor [. cget -cursor] \ + -spacing1 1 -spacing3 1 + lappend bglist $cflist + lappend fglist $cflist + ${NS}::scrollbar .bright.sb -command "$cflist yview" + pack .bright.sb -side right -fill y + pack $cflist -side left -fill both -expand 1 + $cflist tag configure highlight \ + -background [$cflist cget -selectbackground] + $cflist tag configure bold -font mainfontbold + + .pwbottom add .bright + .ctop add .pwbottom + + # restore window width & height if known + if {[info exists geometry(main)]} { + if {[scan $geometry(main) "%dx%d" w h] >= 2} { + if {$w > [winfo screenwidth .]} { + set w [winfo screenwidth .] + } + if {$h > [winfo screenheight .]} { + set h [winfo screenheight .] + } + wm geometry . "${w}x$h" + } + } + + if {[info exists geometry(state)] && $geometry(state) eq "zoomed"} { + wm state . $geometry(state) + } + + if {[tk windowingsystem] eq {aqua}} { + set M1B M1 + set ::BM "3" + } else { + set M1B Control + set ::BM "2" + } + + if {$use_ttk} { + bind .ctop <Map> { + bind %W <Map> {} + %W sashpos 0 $::geometry(topheight) + } + bind .pwbottom <Map> { + bind %W <Map> {} + %W sashpos 0 $::geometry(botwidth) + } + } + + bind .pwbottom <Configure> {resizecdetpanes %W %w} + pack .ctop -fill both -expand 1 + bindall <1> {selcanvline %W %x %y} + #bindall <B1-Motion> {selcanvline %W %x %y} + if {[tk windowingsystem] == "win32"} { + bind . <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D } + bind $ctext <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D ; break } + } else { + bindall <ButtonRelease-4> "allcanvs yview scroll -5 units" + bindall <ButtonRelease-5> "allcanvs yview scroll 5 units" + bind $ctext <Button> { + if {"%b" eq 6} { + $ctext xview scroll -5 units + } elseif {"%b" eq 7} { + $ctext xview scroll 5 units + } + } + if {[tk windowingsystem] eq "aqua"} { + bindall <MouseWheel> { + set delta [expr {- (%D)}] + allcanvs yview scroll $delta units + } + bindall <Shift-MouseWheel> { + set delta [expr {- (%D)}] + $canv xview scroll $delta units + } + } + } + bindall <$::BM> "canvscan mark %W %x %y" + bindall <B$::BM-Motion> "canvscan dragto %W %x %y" + bind all <$M1B-Key-w> {destroy [winfo toplevel %W]} + bind . <$M1B-Key-w> doquit + bindkey <Home> selfirstline + bindkey <End> sellastline + bind . <Key-Up> "selnextline -1" + bind . <Key-Down> "selnextline 1" + bind . <Shift-Key-Up> "dofind -1 0" + bind . <Shift-Key-Down> "dofind 1 0" + bindkey <Key-Right> "goforw" + bindkey <Key-Left> "goback" + bind . <Key-Prior> "selnextpage -1" + bind . <Key-Next> "selnextpage 1" + bind . <$M1B-Home> "allcanvs yview moveto 0.0" + bind . <$M1B-End> "allcanvs yview moveto 1.0" + bind . <$M1B-Key-Up> "allcanvs yview scroll -1 units" + bind . <$M1B-Key-Down> "allcanvs yview scroll 1 units" + bind . <$M1B-Key-Prior> "allcanvs yview scroll -1 pages" + bind . <$M1B-Key-Next> "allcanvs yview scroll 1 pages" + bindkey <Key-Delete> "$ctext yview scroll -1 pages" + bindkey <Key-BackSpace> "$ctext yview scroll -1 pages" + bindkey <Key-space> "$ctext yview scroll 1 pages" + bindkey p "selnextline -1" + bindkey n "selnextline 1" + bindkey z "goback" + bindkey x "goforw" + bindkey k "selnextline -1" + bindkey j "selnextline 1" + bindkey h "goback" + bindkey l "goforw" + bindkey b prevfile + bindkey d "$ctext yview scroll 18 units" + bindkey u "$ctext yview scroll -18 units" + bindkey g {$sha1entry delete 0 end; focus $sha1entry} + bindkey / {focus $fstring} + bindkey <Key-KP_Divide> {focus $fstring} + bindkey <Key-Return> {dofind 1 1} + bindkey ? {dofind -1 1} + bindkey f nextfile + bind . <F5> updatecommits + bindmodfunctionkey Shift 5 reloadcommits + bind . <F2> showrefs + bindmodfunctionkey Shift 4 {newview 0} + bind . <F4> edit_or_newview + bind . <$M1B-q> doquit + bind . <$M1B-f> {dofind 1 1} + bind . <$M1B-g> {dofind 1 0} + bind . <$M1B-r> dosearchback + bind . <$M1B-s> dosearch + bind . <$M1B-equal> {incrfont 1} + bind . <$M1B-plus> {incrfont 1} + bind . <$M1B-KP_Add> {incrfont 1} + bind . <$M1B-minus> {incrfont -1} + bind . <$M1B-KP_Subtract> {incrfont -1} + wm protocol . WM_DELETE_WINDOW doquit + bind . <Destroy> {stop_backends} + bind . <Button-1> "click %W" + bind $fstring <Key-Return> {dofind 1 1} + bind $sha1entry <Key-Return> {gotocommit; break} + bind $sha1entry <<PasteSelection>> clearsha1 + bind $sha1entry <<Paste>> clearsha1 + bind $cflist <1> {sel_flist %W %x %y; break} + bind $cflist <B1-Motion> {sel_flist %W %x %y; break} + bind $cflist <ButtonRelease-1> {treeclick %W %x %y} + global ctxbut + bind $cflist $ctxbut {pop_flist_menu %W %X %Y %x %y} + bind $ctext $ctxbut {pop_diff_menu %W %X %Y %x %y} + bind $ctext <Button-1> {focus %W} + bind $ctext <<Selection>> rehighlight_search_results + for {set i 1} {$i < 10} {incr i} { + bind . <$M1B-Key-$i> [list go_to_parent $i] + } + + set maincursor [. cget -cursor] + set textcursor [$ctext cget -cursor] + set curtextcursor $textcursor + + set rowctxmenu .rowctxmenu + makemenu $rowctxmenu { + {mc "Diff this -> selected" command {diffvssel 0}} + {mc "Diff selected -> this" command {diffvssel 1}} + {mc "Make patch" command mkpatch} + {mc "Create tag" command mktag} + {mc "Copy commit summary" command copysummary} + {mc "Write commit to file" command writecommit} + {mc "Create new branch" command mkbranch} + {mc "Cherry-pick this commit" command cherrypick} + {mc "Reset HEAD branch to here" command resethead} + {mc "Mark this commit" command markhere} + {mc "Return to mark" command gotomark} + {mc "Find descendant of this and mark" command find_common_desc} + {mc "Compare with marked commit" command compare_commits} + {mc "Diff this -> marked commit" command {diffvsmark 0}} + {mc "Diff marked commit -> this" command {diffvsmark 1}} + {mc "Revert this commit" command revert} + } + $rowctxmenu configure -tearoff 0 + + set fakerowmenu .fakerowmenu + makemenu $fakerowmenu { + {mc "Diff this -> selected" command {diffvssel 0}} + {mc "Diff selected -> this" command {diffvssel 1}} + {mc "Make patch" command mkpatch} + {mc "Diff this -> marked commit" command {diffvsmark 0}} + {mc "Diff marked commit -> this" command {diffvsmark 1}} + } + $fakerowmenu configure -tearoff 0 + + set headctxmenu .headctxmenu + makemenu $headctxmenu { + {mc "Check out this branch" command cobranch} + {mc "Rename this branch" command mvbranch} + {mc "Remove this branch" command rmbranch} + {mc "Copy branch name" command {clipboard clear; clipboard append $headmenuhead}} + } + $headctxmenu configure -tearoff 0 + + global flist_menu + set flist_menu .flistctxmenu + makemenu $flist_menu { + {mc "Highlight this too" command {flist_hl 0}} + {mc "Highlight this only" command {flist_hl 1}} + {mc "External diff" command {external_diff}} + {mc "Blame parent commit" command {external_blame 1}} + {mc "Copy path" command {clipboard clear; clipboard append $flist_menu_file}} + } + $flist_menu configure -tearoff 0 + + global diff_menu + set diff_menu .diffctxmenu + makemenu $diff_menu { + {mc "Show origin of this line" command show_line_source} + {mc "Run git gui blame on this line" command {external_blame_diff}} + } + $diff_menu configure -tearoff 0 +} + +# Windows sends all mouse wheel events to the current focused window, not +# the one where the mouse hovers, so bind those events here and redirect +# to the correct window +proc windows_mousewheel_redirector {W X Y D} { + global canv canv2 canv3 + set w [winfo containing -displayof $W $X $Y] + if {$w ne ""} { + set u [expr {$D < 0 ? 5 : -5}] + if {$w == $canv || $w == $canv2 || $w == $canv3} { + allcanvs yview scroll $u units + } else { + catch { + $w yview scroll $u units + } + } + } +} + +# Update row number label when selectedline changes +proc selectedline_change {n1 n2 op} { + global selectedline rownumsel + + if {$selectedline eq {}} { + set rownumsel {} + } else { + set rownumsel [expr {$selectedline + 1}] + } +} + +# mouse-2 makes all windows scan vertically, but only the one +# the cursor is in scans horizontally +proc canvscan {op w x y} { + global canv canv2 canv3 + foreach c [list $canv $canv2 $canv3] { + if {$c == $w} { + $c scan $op $x $y + } else { + $c scan $op 0 $y + } + } +} + +proc scrollcanv {cscroll f0 f1} { + $cscroll set $f0 $f1 + drawvisible + flushhighlights +} + +# when we make a key binding for the toplevel, make sure +# it doesn't get triggered when that key is pressed in the +# find string entry widget. +proc bindkey {ev script} { + global entries + bind . $ev $script + set escript [bind Entry $ev] + if {$escript == {}} { + set escript [bind Entry <Key>] + } + foreach e $entries { + bind $e $ev "$escript; break" + } +} + +proc bindmodfunctionkey {mod n script} { + bind . <$mod-F$n> $script + catch { bind . <$mod-XF86_Switch_VT_$n> $script } +} + +# set the focus back to the toplevel for any click outside +# the entry widgets +proc click {w} { + global ctext entries + foreach e [concat $entries $ctext] { + if {$w == $e} return + } + focus . +} + +# Adjust the progress bar for a change in requested extent or canvas size +proc adjustprogress {} { + global progresscanv progressitem progresscoords + global fprogitem fprogcoord lastprogupdate progupdatepending + global rprogitem rprogcoord use_ttk + + if {$use_ttk} { + $progresscanv configure -value [expr {int($fprogcoord * 100)}] + return + } + + set w [expr {[winfo width $progresscanv] - 4}] + set x0 [expr {$w * [lindex $progresscoords 0]}] + set x1 [expr {$w * [lindex $progresscoords 1]}] + set h [winfo height $progresscanv] + $progresscanv coords $progressitem $x0 0 $x1 $h + $progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h + $progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h + set now [clock clicks -milliseconds] + if {$now >= $lastprogupdate + 100} { + set progupdatepending 0 + update + } elseif {!$progupdatepending} { + set progupdatepending 1 + after [expr {$lastprogupdate + 100 - $now}] doprogupdate + } +} + +proc doprogupdate {} { + global lastprogupdate progupdatepending + + if {$progupdatepending} { + set progupdatepending 0 + set lastprogupdate [clock clicks -milliseconds] + update + } +} + +proc config_check_tmp_exists {tries_left} { + global config_file_tmp + + if {[file exists $config_file_tmp]} { + incr tries_left -1 + if {$tries_left > 0} { + after 100 [list config_check_tmp_exists $tries_left] + } else { + error_popup "There appears to be a stale $config_file_tmp\ + file, which will prevent gitk from saving its configuration on exit.\ + Please remove it if it is not being used by any existing gitk process." + } + } +} + +proc config_init_trace {name} { + global config_variable_changed config_variable_original + + upvar #0 $name var + set config_variable_changed($name) 0 + set config_variable_original($name) $var +} + +proc config_variable_change_cb {name name2 op} { + global config_variable_changed config_variable_original + + upvar #0 $name var + if {$op eq "write" && + (![info exists config_variable_original($name)] || + $config_variable_original($name) ne $var)} { + set config_variable_changed($name) 1 + } +} + +proc savestuff {w} { + global stuffsaved + global config_file config_file_tmp + global config_variables config_variable_changed + global viewchanged + + upvar #0 viewname current_viewname + upvar #0 viewfiles current_viewfiles + upvar #0 viewargs current_viewargs + upvar #0 viewargscmd current_viewargscmd + upvar #0 viewperm current_viewperm + upvar #0 nextviewnum current_nextviewnum + upvar #0 use_ttk current_use_ttk + + if {$stuffsaved} return + if {![winfo viewable .]} return + set remove_tmp 0 + if {[catch { + set try_count 0 + while {[catch {set f [open $config_file_tmp {WRONLY CREAT EXCL}]}]} { + if {[incr try_count] > 50} { + error "Unable to write config file: $config_file_tmp exists" + } + after 100 + } + set remove_tmp 1 + if {$::tcl_platform(platform) eq {windows}} { + file attributes $config_file_tmp -hidden true + } + if {[file exists $config_file]} { + source $config_file + } + foreach var_name $config_variables { + upvar #0 $var_name var + upvar 0 $var_name old_var + if {!$config_variable_changed($var_name) && [info exists old_var]} { + puts $f [list set $var_name $old_var] + } else { + puts $f [list set $var_name $var] + } + } + + puts $f "set geometry(main) [wm geometry .]" + puts $f "set geometry(state) [wm state .]" + puts $f "set geometry(topwidth) [winfo width .tf]" + puts $f "set geometry(topheight) [winfo height .tf]" + if {$current_use_ttk} { + puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sashpos 0] 1\"" + puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sashpos 1] 1\"" + } else { + puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\"" + puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\"" + } + puts $f "set geometry(botwidth) [winfo width .bleft]" + puts $f "set geometry(botheight) [winfo height .bleft]" + + array set view_save {} + array set views {} + if {![info exists permviews]} { set permviews {} } + foreach view $permviews { + set view_save([lindex $view 0]) 1 + set views([lindex $view 0]) $view + } + puts -nonewline $f "set permviews {" + for {set v 1} {$v < $current_nextviewnum} {incr v} { + if {$viewchanged($v)} { + if {$current_viewperm($v)} { + set views($current_viewname($v)) [list $current_viewname($v) $current_viewfiles($v) $current_viewargs($v) $current_viewargscmd($v)] + } else { + set view_save($current_viewname($v)) 0 + } + } + } + # write old and updated view to their places and append remaining to the end + foreach view $permviews { + set view_name [lindex $view 0] + if {$view_save($view_name)} { + puts $f "{$views($view_name)}" + } + unset views($view_name) + } + foreach view_name [array names views] { + puts $f "{$views($view_name)}" + } + puts $f "}" + close $f + file rename -force $config_file_tmp $config_file + set remove_tmp 0 + } err]} { + puts "Error saving config: $err" + } + if {$remove_tmp} { + file delete -force $config_file_tmp + } + set stuffsaved 1 +} + +proc resizeclistpanes {win w} { + global oldwidth use_ttk + if {[info exists oldwidth($win)]} { + if {$use_ttk} { + set s0 [$win sashpos 0] + set s1 [$win sashpos 1] + } else { + set s0 [$win sash coord 0] + set s1 [$win sash coord 1] + } + if {$w < 60} { + set sash0 [expr {int($w/2 - 2)}] + set sash1 [expr {int($w*5/6 - 2)}] + } else { + set factor [expr {1.0 * $w / $oldwidth($win)}] + set sash0 [expr {int($factor * [lindex $s0 0])}] + set sash1 [expr {int($factor * [lindex $s1 0])}] + if {$sash0 < 30} { + set sash0 30 + } + if {$sash1 < $sash0 + 20} { + set sash1 [expr {$sash0 + 20}] + } + if {$sash1 > $w - 10} { + set sash1 [expr {$w - 10}] + if {$sash0 > $sash1 - 20} { + set sash0 [expr {$sash1 - 20}] + } + } + } + if {$use_ttk} { + $win sashpos 0 $sash0 + $win sashpos 1 $sash1 + } else { + $win sash place 0 $sash0 [lindex $s0 1] + $win sash place 1 $sash1 [lindex $s1 1] + } + } + set oldwidth($win) $w +} + +proc resizecdetpanes {win w} { + global oldwidth use_ttk + if {[info exists oldwidth($win)]} { + if {$use_ttk} { + set s0 [$win sashpos 0] + } else { + set s0 [$win sash coord 0] + } + if {$w < 60} { + set sash0 [expr {int($w*3/4 - 2)}] + } else { + set factor [expr {1.0 * $w / $oldwidth($win)}] + set sash0 [expr {int($factor * [lindex $s0 0])}] + if {$sash0 < 45} { + set sash0 45 + } + if {$sash0 > $w - 15} { + set sash0 [expr {$w - 15}] + } + } + if {$use_ttk} { + $win sashpos 0 $sash0 + } else { + $win sash place 0 $sash0 [lindex $s0 1] + } + } + set oldwidth($win) $w +} + +proc allcanvs args { + global canv canv2 canv3 + eval $canv $args + eval $canv2 $args + eval $canv3 $args +} + +proc bindall {event action} { + global canv canv2 canv3 + bind $canv $event $action + bind $canv2 $event $action + bind $canv3 $event $action +} + +proc about {} { + global bgcolor NS + set w .about + if {[winfo exists $w]} { + raise $w + return + } + ttk_toplevel $w + wm title $w [mc "About gitk"] + make_transient $w . + message $w.m -text [mc " +Gitk - a commit viewer for git + +Copyright \u00a9 2005-2016 Paul Mackerras + +Use and redistribute under the terms of the GNU General Public License"] \ + -justify center -aspect 400 -border 2 -bg $bgcolor -relief groove + pack $w.m -side top -fill x -padx 2 -pady 2 + ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active + pack $w.ok -side bottom + bind $w <Visibility> "focus $w.ok" + bind $w <Key-Escape> "destroy $w" + bind $w <Key-Return> "destroy $w" + tk::PlaceWindow $w widget . +} + +proc keys {} { + global bgcolor NS + set w .keys + if {[winfo exists $w]} { + raise $w + return + } + if {[tk windowingsystem] eq {aqua}} { + set M1T Cmd + } else { + set M1T Ctrl + } + ttk_toplevel $w + wm title $w [mc "Gitk key bindings"] + make_transient $w . + message $w.m -text " +[mc "Gitk key bindings:"] + +[mc "<%s-Q> Quit" $M1T] +[mc "<%s-W> Close window" $M1T] +[mc "<Home> Move to first commit"] +[mc "<End> Move to last commit"] +[mc "<Up>, p, k Move up one commit"] +[mc "<Down>, n, j Move down one commit"] +[mc "<Left>, z, h Go back in history list"] +[mc "<Right>, x, l Go forward in history list"] +[mc "<%s-n> Go to n-th parent of current commit in history list" $M1T] +[mc "<PageUp> Move up one page in commit list"] +[mc "<PageDown> Move down one page in commit list"] +[mc "<%s-Home> Scroll to top of commit list" $M1T] +[mc "<%s-End> Scroll to bottom of commit list" $M1T] +[mc "<%s-Up> Scroll commit list up one line" $M1T] +[mc "<%s-Down> Scroll commit list down one line" $M1T] +[mc "<%s-PageUp> Scroll commit list up one page" $M1T] +[mc "<%s-PageDown> Scroll commit list down one page" $M1T] +[mc "<Shift-Up> Find backwards (upwards, later commits)"] +[mc "<Shift-Down> Find forwards (downwards, earlier commits)"] +[mc "<Delete>, b Scroll diff view up one page"] +[mc "<Backspace> Scroll diff view up one page"] +[mc "<Space> Scroll diff view down one page"] +[mc "u Scroll diff view up 18 lines"] +[mc "d Scroll diff view down 18 lines"] +[mc "<%s-F> Find" $M1T] +[mc "<%s-G> Move to next find hit" $M1T] +[mc "<Return> Move to next find hit"] +[mc "g Go to commit"] +[mc "/ Focus the search box"] +[mc "? Move to previous find hit"] +[mc "f Scroll diff view to next file"] +[mc "<%s-S> Search for next hit in diff view" $M1T] +[mc "<%s-R> Search for previous hit in diff view" $M1T] +[mc "<%s-KP+> Increase font size" $M1T] +[mc "<%s-plus> Increase font size" $M1T] +[mc "<%s-KP-> Decrease font size" $M1T] +[mc "<%s-minus> Decrease font size" $M1T] +[mc "<F5> Update"] +" \ + -justify left -bg $bgcolor -border 2 -relief groove + pack $w.m -side top -fill both -padx 2 -pady 2 + ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active + bind $w <Key-Escape> [list destroy $w] + pack $w.ok -side bottom + bind $w <Visibility> "focus $w.ok" + bind $w <Key-Escape> "destroy $w" + bind $w <Key-Return> "destroy $w" +} + +# Procedures for manipulating the file list window at the +# bottom right of the overall window. + +proc treeview {w l openlevs} { + global treecontents treediropen treeheight treeparent treeindex + + set ix 0 + set treeindex() 0 + set lev 0 + set prefix {} + set prefixend -1 + set prefendstack {} + set htstack {} + set ht 0 + set treecontents() {} + $w conf -state normal + foreach f $l { + while {[string range $f 0 $prefixend] ne $prefix} { + if {$lev <= $openlevs} { + $w mark set e:$treeindex($prefix) "end -1c" + $w mark gravity e:$treeindex($prefix) left + } + set treeheight($prefix) $ht + incr ht [lindex $htstack end] + set htstack [lreplace $htstack end end] + set prefixend [lindex $prefendstack end] + set prefendstack [lreplace $prefendstack end end] + set prefix [string range $prefix 0 $prefixend] + incr lev -1 + } + set tail [string range $f [expr {$prefixend+1}] end] + while {[set slash [string first "/" $tail]] >= 0} { + lappend htstack $ht + set ht 0 + lappend prefendstack $prefixend + incr prefixend [expr {$slash + 1}] + set d [string range $tail 0 $slash] + lappend treecontents($prefix) $d + set oldprefix $prefix + append prefix $d + set treecontents($prefix) {} + set treeindex($prefix) [incr ix] + set treeparent($prefix) $oldprefix + set tail [string range $tail [expr {$slash+1}] end] + if {$lev <= $openlevs} { + set ht 1 + set treediropen($prefix) [expr {$lev < $openlevs}] + set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}] + $w mark set d:$ix "end -1c" + $w mark gravity d:$ix left + set str "\n" + for {set i 0} {$i < $lev} {incr i} {append str "\t"} + $w insert end $str + $w image create end -align center -image $bm -padx 1 \ + -name a:$ix + $w insert end $d [highlight_tag $prefix] + $w mark set s:$ix "end -1c" + $w mark gravity s:$ix left + } + incr lev + } + if {$tail ne {}} { + if {$lev <= $openlevs} { + incr ht + set str "\n" + for {set i 0} {$i < $lev} {incr i} {append str "\t"} + $w insert end $str + $w insert end $tail [highlight_tag $f] + } + lappend treecontents($prefix) $tail + } + } + while {$htstack ne {}} { + set treeheight($prefix) $ht + incr ht [lindex $htstack end] + set htstack [lreplace $htstack end end] + set prefixend [lindex $prefendstack end] + set prefendstack [lreplace $prefendstack end end] + set prefix [string range $prefix 0 $prefixend] + } + $w conf -state disabled +} + +proc linetoelt {l} { + global treeheight treecontents + + set y 2 + set prefix {} + while {1} { + foreach e $treecontents($prefix) { + if {$y == $l} { + return "$prefix$e" + } + set n 1 + if {[string index $e end] eq "/"} { + set n $treeheight($prefix$e) + if {$y + $n > $l} { + append prefix $e + incr y + break + } + } + incr y $n + } + } +} + +proc highlight_tree {y prefix} { + global treeheight treecontents cflist + + foreach e $treecontents($prefix) { + set path $prefix$e + if {[highlight_tag $path] ne {}} { + $cflist tag add bold $y.0 "$y.0 lineend" + } + incr y + if {[string index $e end] eq "/" && $treeheight($path) > 1} { + set y [highlight_tree $y $path] + } + } + return $y +} + +proc treeclosedir {w dir} { + global treediropen treeheight treeparent treeindex + + set ix $treeindex($dir) + $w conf -state normal + $w delete s:$ix e:$ix + set treediropen($dir) 0 + $w image configure a:$ix -image tri-rt + $w conf -state disabled + set n [expr {1 - $treeheight($dir)}] + while {$dir ne {}} { + incr treeheight($dir) $n + set dir $treeparent($dir) + } +} + +proc treeopendir {w dir} { + global treediropen treeheight treeparent treecontents treeindex + + set ix $treeindex($dir) + $w conf -state normal + $w image configure a:$ix -image tri-dn + $w mark set e:$ix s:$ix + $w mark gravity e:$ix right + set lev 0 + set str "\n" + set n [llength $treecontents($dir)] + for {set x $dir} {$x ne {}} {set x $treeparent($x)} { + incr lev + append str "\t" + incr treeheight($x) $n + } + foreach e $treecontents($dir) { + set de $dir$e + if {[string index $e end] eq "/"} { + set iy $treeindex($de) + $w mark set d:$iy e:$ix + $w mark gravity d:$iy left + $w insert e:$ix $str + set treediropen($de) 0 + $w image create e:$ix -align center -image tri-rt -padx 1 \ + -name a:$iy + $w insert e:$ix $e [highlight_tag $de] + $w mark set s:$iy e:$ix + $w mark gravity s:$iy left + set treeheight($de) 1 + } else { + $w insert e:$ix $str + $w insert e:$ix $e [highlight_tag $de] + } + } + $w mark gravity e:$ix right + $w conf -state disabled + set treediropen($dir) 1 + set top [lindex [split [$w index @0,0] .] 0] + set ht [$w cget -height] + set l [lindex [split [$w index s:$ix] .] 0] + if {$l < $top} { + $w yview $l.0 + } elseif {$l + $n + 1 > $top + $ht} { + set top [expr {$l + $n + 2 - $ht}] + if {$l < $top} { + set top $l + } + $w yview $top.0 + } +} + +proc treeclick {w x y} { + global treediropen cmitmode ctext cflist cflist_top + + if {$cmitmode ne "tree"} return + if {![info exists cflist_top]} return + set l [lindex [split [$w index "@$x,$y"] "."] 0] + $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend" + $cflist tag add highlight $l.0 "$l.0 lineend" + set cflist_top $l + if {$l == 1} { + $ctext yview 1.0 + return + } + set e [linetoelt $l] + if {[string index $e end] ne "/"} { + showfile $e + } elseif {$treediropen($e)} { + treeclosedir $w $e + } else { + treeopendir $w $e + } +} + +proc setfilelist {id} { + global treefilelist cflist jump_to_here + + treeview $cflist $treefilelist($id) 0 + if {$jump_to_here ne {}} { + set f [lindex $jump_to_here 0] + if {[lsearch -exact $treefilelist($id) $f] >= 0} { + showfile $f + } + } +} + +image create bitmap tri-rt -background black -foreground blue -data { + #define tri-rt_width 13 + #define tri-rt_height 13 + static unsigned char tri-rt_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00, + 0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00}; +} -maskdata { + #define tri-rt-mask_width 13 + #define tri-rt-mask_height 13 + static unsigned char tri-rt-mask_bits[] = { + 0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01, + 0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00, + 0x08, 0x00}; +} +image create bitmap tri-dn -background black -foreground blue -data { + #define tri-dn_width 13 + #define tri-dn_height 13 + static unsigned char tri-dn_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03, + 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00}; +} -maskdata { + #define tri-dn-mask_width 13 + #define tri-dn-mask_height 13 + static unsigned char tri-dn-mask_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07, + 0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00}; +} + +image create bitmap reficon-T -background black -foreground yellow -data { + #define tagicon_width 13 + #define tagicon_height 9 + static unsigned char tagicon_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07, + 0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00}; +} -maskdata { + #define tagicon-mask_width 13 + #define tagicon-mask_height 9 + static unsigned char tagicon-mask_bits[] = { + 0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f, + 0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00}; +} +set rectdata { + #define headicon_width 13 + #define headicon_height 9 + static unsigned char headicon_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07, + 0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00}; +} +set rectmask { + #define headicon-mask_width 13 + #define headicon-mask_height 9 + static unsigned char headicon-mask_bits[] = { + 0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, + 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00}; +} +image create bitmap reficon-H -background black -foreground "#00ff00" \ + -data $rectdata -maskdata $rectmask +image create bitmap reficon-o -background black -foreground "#ddddff" \ + -data $rectdata -maskdata $rectmask + +proc init_flist {first} { + global cflist cflist_top difffilestart + + $cflist conf -state normal + $cflist delete 0.0 end + if {$first ne {}} { + $cflist insert end $first + set cflist_top 1 + $cflist tag add highlight 1.0 "1.0 lineend" + } else { + unset -nocomplain cflist_top + } + $cflist conf -state disabled + set difffilestart {} +} + +proc highlight_tag {f} { + global highlight_paths + + foreach p $highlight_paths { + if {[string match $p $f]} { + return "bold" + } + } + return {} +} + +proc highlight_filelist {} { + global cmitmode cflist + + $cflist conf -state normal + if {$cmitmode ne "tree"} { + set end [lindex [split [$cflist index end] .] 0] + for {set l 2} {$l < $end} {incr l} { + set line [$cflist get $l.0 "$l.0 lineend"] + if {[highlight_tag $line] ne {}} { + $cflist tag add bold $l.0 "$l.0 lineend" + } + } + } else { + highlight_tree 2 {} + } + $cflist conf -state disabled +} + +proc unhighlight_filelist {} { + global cflist + + $cflist conf -state normal + $cflist tag remove bold 1.0 end + $cflist conf -state disabled +} + +proc add_flist {fl} { + global cflist + + $cflist conf -state normal + foreach f $fl { + $cflist insert end "\n" + $cflist insert end $f [highlight_tag $f] + } + $cflist conf -state disabled +} + +proc sel_flist {w x y} { + global ctext difffilestart cflist cflist_top cmitmode + + if {$cmitmode eq "tree"} return + if {![info exists cflist_top]} return + set l [lindex [split [$w index "@$x,$y"] "."] 0] + $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend" + $cflist tag add highlight $l.0 "$l.0 lineend" + set cflist_top $l + if {$l == 1} { + $ctext yview 1.0 + } else { + catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]} + } + suppress_highlighting_file_for_current_scrollpos +} + +proc pop_flist_menu {w X Y x y} { + global ctext cflist cmitmode flist_menu flist_menu_file + global treediffs diffids + + stopfinding + set l [lindex [split [$w index "@$x,$y"] "."] 0] + if {$l <= 1} return + if {$cmitmode eq "tree"} { + set e [linetoelt $l] + if {[string index $e end] eq "/"} return + } else { + set e [lindex $treediffs($diffids) [expr {$l-2}]] + } + set flist_menu_file $e + set xdiffstate "normal" + if {$cmitmode eq "tree"} { + set xdiffstate "disabled" + } + # Disable "External diff" item in tree mode + $flist_menu entryconf 2 -state $xdiffstate + tk_popup $flist_menu $X $Y +} + +proc find_ctext_fileinfo {line} { + global ctext_file_names ctext_file_lines + + set ok [bsearch $ctext_file_lines $line] + set tline [lindex $ctext_file_lines $ok] + + if {$ok >= [llength $ctext_file_lines] || $line < $tline} { + return {} + } else { + return [list [lindex $ctext_file_names $ok] $tline] + } +} + +proc pop_diff_menu {w X Y x y} { + global ctext diff_menu flist_menu_file + global diff_menu_txtpos diff_menu_line + global diff_menu_filebase + + set diff_menu_txtpos [split [$w index "@$x,$y"] "."] + set diff_menu_line [lindex $diff_menu_txtpos 0] + # don't pop up the menu on hunk-separator or file-separator lines + if {[lsearch -glob [$ctext tag names $diff_menu_line.0] "*sep"] >= 0} { + return + } + stopfinding + set f [find_ctext_fileinfo $diff_menu_line] + if {$f eq {}} return + set flist_menu_file [lindex $f 0] + set diff_menu_filebase [lindex $f 1] + tk_popup $diff_menu $X $Y +} + +proc flist_hl {only} { + global flist_menu_file findstring gdttype + + set x [shellquote $flist_menu_file] + if {$only || $findstring eq {} || $gdttype ne [mc "touching paths:"]} { + set findstring $x + } else { + append findstring " " $x + } + set gdttype [mc "touching paths:"] +} + +proc gitknewtmpdir {} { + global diffnum gitktmpdir gitdir env + + if {![info exists gitktmpdir]} { + if {[info exists env(GITK_TMPDIR)]} { + set tmpdir $env(GITK_TMPDIR) + } elseif {[info exists env(TMPDIR)]} { + set tmpdir $env(TMPDIR) + } else { + set tmpdir $gitdir + } + set gitktmpformat [file join $tmpdir ".gitk-tmp.XXXXXX"] + if {[catch {set gitktmpdir [exec mktemp -d $gitktmpformat]}]} { + set gitktmpdir [file join $gitdir [format ".gitk-tmp.%s" [pid]]] + } + if {[catch {file mkdir $gitktmpdir} err]} { + error_popup "[mc "Error creating temporary directory %s:" $gitktmpdir] $err" + unset gitktmpdir + return {} + } + set diffnum 0 + } + incr diffnum + set diffdir [file join $gitktmpdir $diffnum] + if {[catch {file mkdir $diffdir} err]} { + error_popup "[mc "Error creating temporary directory %s:" $diffdir] $err" + return {} + } + return $diffdir +} + +proc save_file_from_commit {filename output what} { + global nullfile + + if {[catch {exec git show $filename -- > $output} err]} { + if {[string match "fatal: bad revision *" $err]} { + return $nullfile + } + error_popup "[mc "Error getting \"%s\" from %s:" $filename $what] $err" + return {} + } + return $output +} + +proc external_diff_get_one_file {diffid filename diffdir} { + global nullid nullid2 nullfile + global worktree + + if {$diffid == $nullid} { + set difffile [file join $worktree $filename] + if {[file exists $difffile]} { + return $difffile + } + return $nullfile + } + if {$diffid == $nullid2} { + set difffile [file join $diffdir "\[index\] [file tail $filename]"] + return [save_file_from_commit :$filename $difffile index] + } + set difffile [file join $diffdir "\[$diffid\] [file tail $filename]"] + return [save_file_from_commit $diffid:$filename $difffile \ + "revision $diffid"] +} + +proc external_diff {} { + global nullid nullid2 + global flist_menu_file + global diffids + global extdifftool + + if {[llength $diffids] == 1} { + # no reference commit given + set diffidto [lindex $diffids 0] + if {$diffidto eq $nullid} { + # diffing working copy with index + set diffidfrom $nullid2 + } elseif {$diffidto eq $nullid2} { + # diffing index with HEAD + set diffidfrom "HEAD" + } else { + # use first parent commit + global parentlist selectedline + set diffidfrom [lindex $parentlist $selectedline 0] + } + } else { + set diffidfrom [lindex $diffids 0] + set diffidto [lindex $diffids 1] + } + + # make sure that several diffs wont collide + set diffdir [gitknewtmpdir] + if {$diffdir eq {}} return + + # gather files to diff + set difffromfile [external_diff_get_one_file $diffidfrom $flist_menu_file $diffdir] + set difftofile [external_diff_get_one_file $diffidto $flist_menu_file $diffdir] + + if {$difffromfile ne {} && $difftofile ne {}} { + set cmd [list [shellsplit $extdifftool] $difffromfile $difftofile] + if {[catch {set fl [open |$cmd r]} err]} { + file delete -force $diffdir + error_popup "$extdifftool: [mc "command failed:"] $err" + } else { + fconfigure $fl -blocking 0 + filerun $fl [list delete_at_eof $fl $diffdir] + } + } +} + +proc find_hunk_blamespec {base line} { + global ctext + + # Find and parse the hunk header + set s_lix [$ctext search -backwards -regexp ^@@ "$line.0 lineend" $base.0] + if {$s_lix eq {}} return + + set s_line [$ctext get $s_lix "$s_lix + 1 lines"] + if {![regexp {^@@@*(( -\d+(,\d+)?)+) \+(\d+)(,\d+)? @@} $s_line \ + s_line old_specs osz osz1 new_line nsz]} { + return + } + + # base lines for the parents + set base_lines [list $new_line] + foreach old_spec [lrange [split $old_specs " "] 1 end] { + if {![regexp -- {-(\d+)(,\d+)?} $old_spec \ + old_spec old_line osz]} { + return + } + lappend base_lines $old_line + } + + # Now scan the lines to determine offset within the hunk + set max_parent [expr {[llength $base_lines]-2}] + set dline 0 + set s_lno [lindex [split $s_lix "."] 0] + + # Determine if the line is removed + set chunk [$ctext get $line.0 "$line.1 + $max_parent chars"] + if {[string match {[-+ ]*} $chunk]} { + set removed_idx [string first "-" $chunk] + # Choose a parent index + if {$removed_idx >= 0} { + set parent $removed_idx + } else { + set unchanged_idx [string first " " $chunk] + if {$unchanged_idx >= 0} { + set parent $unchanged_idx + } else { + # blame the current commit + set parent -1 + } + } + # then count other lines that belong to it + for {set i $line} {[incr i -1] > $s_lno} {} { + set chunk [$ctext get $i.0 "$i.1 + $max_parent chars"] + # Determine if the line is removed + set removed_idx [string first "-" $chunk] + if {$parent >= 0} { + set code [string index $chunk $parent] + if {$code eq "-" || ($removed_idx < 0 && $code ne "+")} { + incr dline + } + } else { + if {$removed_idx < 0} { + incr dline + } + } + } + incr parent + } else { + set parent 0 + } + + incr dline [lindex $base_lines $parent] + return [list $parent $dline] +} + +proc external_blame_diff {} { + global currentid cmitmode + global diff_menu_txtpos diff_menu_line + global diff_menu_filebase flist_menu_file + + if {$cmitmode eq "tree"} { + set parent_idx 0 + set line [expr {$diff_menu_line - $diff_menu_filebase}] + } else { + set hinfo [find_hunk_blamespec $diff_menu_filebase $diff_menu_line] + if {$hinfo ne {}} { + set parent_idx [lindex $hinfo 0] + set line [lindex $hinfo 1] + } else { + set parent_idx 0 + set line 0 + } + } + + external_blame $parent_idx $line +} + +# Find the SHA1 ID of the blob for file $fname in the index +# at stage 0 or 2 +proc index_sha1 {fname} { + set f [open [list | git ls-files -s $fname] r] + while {[gets $f line] >= 0} { + set info [lindex [split $line "\t"] 0] + set stage [lindex $info 2] + if {$stage eq "0" || $stage eq "2"} { + close $f + return [lindex $info 1] + } + } + close $f + return {} +} + +# Turn an absolute path into one relative to the current directory +proc make_relative {f} { + if {[file pathtype $f] eq "relative"} { + return $f + } + set elts [file split $f] + set here [file split [pwd]] + set ei 0 + set hi 0 + set res {} + foreach d $here { + if {$ei < $hi || $ei >= [llength $elts] || [lindex $elts $ei] ne $d} { + lappend res ".." + } else { + incr ei + } + incr hi + } + set elts [concat $res [lrange $elts $ei end]] + return [eval file join $elts] +} + +proc external_blame {parent_idx {line {}}} { + global flist_menu_file cdup + global nullid nullid2 + global parentlist selectedline currentid + + if {$parent_idx > 0} { + set base_commit [lindex $parentlist $selectedline [expr {$parent_idx-1}]] + } else { + set base_commit $currentid + } + + if {$base_commit eq {} || $base_commit eq $nullid || $base_commit eq $nullid2} { + error_popup [mc "No such commit"] + return + } + + set cmdline [list git gui blame] + if {$line ne {} && $line > 1} { + lappend cmdline "--line=$line" + } + set f [file join $cdup $flist_menu_file] + # Unfortunately it seems git gui blame doesn't like + # being given an absolute path... + set f [make_relative $f] + lappend cmdline $base_commit $f + if {[catch {eval exec $cmdline &} err]} { + error_popup "[mc "git gui blame: command failed:"] $err" + } +} + +proc show_line_source {} { + global cmitmode currentid parents curview blamestuff blameinst + global diff_menu_line diff_menu_filebase flist_menu_file + global nullid nullid2 gitdir cdup + + set from_index {} + if {$cmitmode eq "tree"} { + set id $currentid + set line [expr {$diff_menu_line - $diff_menu_filebase}] + } else { + set h [find_hunk_blamespec $diff_menu_filebase $diff_menu_line] + if {$h eq {}} return + set pi [lindex $h 0] + if {$pi == 0} { + mark_ctext_line $diff_menu_line + return + } + incr pi -1 + if {$currentid eq $nullid} { + if {$pi > 0} { + # must be a merge in progress... + if {[catch { + # get the last line from .git/MERGE_HEAD + set f [open [file join $gitdir MERGE_HEAD] r] + set id [lindex [split [read $f] "\n"] end-1] + close $f + } err]} { + error_popup [mc "Couldn't read merge head: %s" $err] + return + } + } elseif {$parents($curview,$currentid) eq $nullid2} { + # need to do the blame from the index + if {[catch { + set from_index [index_sha1 $flist_menu_file] + } err]} { + error_popup [mc "Error reading index: %s" $err] + return + } + } else { + set id $parents($curview,$currentid) + } + } else { + set id [lindex $parents($curview,$currentid) $pi] + } + set line [lindex $h 1] + } + set blameargs {} + if {$from_index ne {}} { + lappend blameargs | git cat-file blob $from_index + } + lappend blameargs | git blame -p -L$line,+1 + if {$from_index ne {}} { + lappend blameargs --contents - + } else { + lappend blameargs $id + } + lappend blameargs -- [file join $cdup $flist_menu_file] + if {[catch { + set f [open $blameargs r] + } err]} { + error_popup [mc "Couldn't start git blame: %s" $err] + return + } + nowbusy blaming [mc "Searching"] + fconfigure $f -blocking 0 + set i [reg_instance $f] + set blamestuff($i) {} + set blameinst $i + filerun $f [list read_line_source $f $i] +} + +proc stopblaming {} { + global blameinst + + if {[info exists blameinst]} { + stop_instance $blameinst + unset blameinst + notbusy blaming + } +} + +proc read_line_source {fd inst} { + global blamestuff curview commfd blameinst nullid nullid2 + + while {[gets $fd line] >= 0} { + lappend blamestuff($inst) $line + } + if {![eof $fd]} { + return 1 + } + unset commfd($inst) + unset blameinst + notbusy blaming + fconfigure $fd -blocking 1 + if {[catch {close $fd} err]} { + error_popup [mc "Error running git blame: %s" $err] + return 0 + } + + set fname {} + set line [split [lindex $blamestuff($inst) 0] " "] + set id [lindex $line 0] + set lnum [lindex $line 1] + if {[string length $id] == 40 && [string is xdigit $id] && + [string is digit -strict $lnum]} { + # look for "filename" line + foreach l $blamestuff($inst) { + if {[string match "filename *" $l]} { + set fname [string range $l 9 end] + break + } + } + } + if {$fname ne {}} { + # all looks good, select it + if {$id eq $nullid} { + # blame uses all-zeroes to mean not committed, + # which would mean a change in the index + set id $nullid2 + } + if {[commitinview $id $curview]} { + selectline [rowofcommit $id] 1 [list $fname $lnum] 1 + } else { + error_popup [mc "That line comes from commit %s, \ + which is not in this view" [shortids $id]] + } + } else { + puts "oops couldn't parse git blame output" + } + return 0 +} + +# delete $dir when we see eof on $f (presumably because the child has exited) +proc delete_at_eof {f dir} { + while {[gets $f line] >= 0} {} + if {[eof $f]} { + if {[catch {close $f} err]} { + error_popup "[mc "External diff viewer failed:"] $err" + } + file delete -force $dir + return 0 + } + return 1 +} + +# Functions for adding and removing shell-type quoting + +proc shellquote {str} { + if {![string match "*\['\"\\ \t]*" $str]} { + return $str + } + if {![string match "*\['\"\\]*" $str]} { + return "\"$str\"" + } + if {![string match "*'*" $str]} { + return "'$str'" + } + return "\"[string map {\" \\\" \\ \\\\} $str]\"" +} + +proc shellarglist {l} { + set str {} + foreach a $l { + if {$str ne {}} { + append str " " + } + append str [shellquote $a] + } + return $str +} + +proc shelldequote {str} { + set ret {} + set used -1 + while {1} { + incr used + if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} { + append ret [string range $str $used end] + set used [string length $str] + break + } + set first [lindex $first 0] + set ch [string index $str $first] + if {$first > $used} { + append ret [string range $str $used [expr {$first - 1}]] + set used $first + } + if {$ch eq " " || $ch eq "\t"} break + incr used + if {$ch eq "'"} { + set first [string first "'" $str $used] + if {$first < 0} { + error "unmatched single-quote" + } + append ret [string range $str $used [expr {$first - 1}]] + set used $first + continue + } + if {$ch eq "\\"} { + if {$used >= [string length $str]} { + error "trailing backslash" + } + append ret [string index $str $used] + continue + } + # here ch == "\"" + while {1} { + if {![regexp -start $used -indices "\[\"\\\\]" $str first]} { + error "unmatched double-quote" + } + set first [lindex $first 0] + set ch [string index $str $first] + if {$first > $used} { + append ret [string range $str $used [expr {$first - 1}]] + set used $first + } + if {$ch eq "\""} break + incr used + append ret [string index $str $used] + incr used + } + } + return [list $used $ret] +} + +proc shellsplit {str} { + set l {} + while {1} { + set str [string trimleft $str] + if {$str eq {}} break + set dq [shelldequote $str] + set n [lindex $dq 0] + set word [lindex $dq 1] + set str [string range $str $n end] + lappend l $word + } + return $l +} + +proc set_window_title {} { + global appname curview viewname vrevs + set rev [mc "All files"] + if {$curview ne 0} { + if {$viewname($curview) eq [mc "Command line"]} { + set rev [string map {"--gitk-symmetric-diff-marker" "--merge"} $vrevs($curview)] + } else { + set rev $viewname($curview) + } + } + wm title . "[reponame]: $rev - $appname" +} + +# Code to implement multiple views + +proc newview {ishighlight} { + global nextviewnum newviewname newishighlight + global revtreeargs viewargscmd newviewopts curview + + set newishighlight $ishighlight + set top .gitkview + if {[winfo exists $top]} { + raise $top + return + } + decode_view_opts $nextviewnum $revtreeargs + set newviewname($nextviewnum) "[mc "View"] $nextviewnum" + set newviewopts($nextviewnum,perm) 0 + set newviewopts($nextviewnum,cmd) $viewargscmd($curview) + vieweditor $top $nextviewnum [mc "Gitk view definition"] +} + +set known_view_options { + {perm b . {} {mc "Remember this view"}} + {reflabel l + {} {mc "References (space separated list):"}} + {refs t15 .. {} {mc "Branches & tags:"}} + {allrefs b *. "--all" {mc "All refs"}} + {branches b . "--branches" {mc "All (local) branches"}} + {tags b . "--tags" {mc "All tags"}} + {remotes b . "--remotes" {mc "All remote-tracking branches"}} + {commitlbl l + {} {mc "Commit Info (regular expressions):"}} + {author t15 .. "--author=*" {mc "Author:"}} + {committer t15 . "--committer=*" {mc "Committer:"}} + {loginfo t15 .. "--grep=*" {mc "Commit Message:"}} + {allmatch b .. "--all-match" {mc "Matches all Commit Info criteria"}} + {igrep b .. "--invert-grep" {mc "Matches no Commit Info criteria"}} + {changes_l l + {} {mc "Changes to Files:"}} + {pickaxe_s r0 . {} {mc "Fixed String"}} + {pickaxe_t r1 . "--pickaxe-regex" {mc "Regular Expression"}} + {pickaxe t15 .. "-S*" {mc "Search string:"}} + {datelabel l + {} {mc "Commit Dates (\"2 weeks ago\", \"2009-03-17 15:27:38\", \"March 17, 2009 15:27:38\"):"}} + {since t15 .. {"--since=*" "--after=*"} {mc "Since:"}} + {until t15 . {"--until=*" "--before=*"} {mc "Until:"}} + {limit_lbl l + {} {mc "Limit and/or skip a number of revisions (positive integer):"}} + {limit t10 *. "--max-count=*" {mc "Number to show:"}} + {skip t10 . "--skip=*" {mc "Number to skip:"}} + {misc_lbl l + {} {mc "Miscellaneous options:"}} + {dorder b *. {"--date-order" "-d"} {mc "Strictly sort by date"}} + {lright b . "--left-right" {mc "Mark branch sides"}} + {first b . "--first-parent" {mc "Limit to first parent"}} + {smplhst b . "--simplify-by-decoration" {mc "Simple history"}} + {args t50 *. {} {mc "Additional arguments to git log:"}} + {allpaths path + {} {mc "Enter files and directories to include, one per line:"}} + {cmd t50= + {} {mc "Command to generate more commits to include:"}} + } + +# Convert $newviewopts($n, ...) into args for git log. +proc encode_view_opts {n} { + global known_view_options newviewopts + + set rargs [list] + foreach opt $known_view_options { + set patterns [lindex $opt 3] + if {$patterns eq {}} continue + set pattern [lindex $patterns 0] + + if {[lindex $opt 1] eq "b"} { + set val $newviewopts($n,[lindex $opt 0]) + if {$val} { + lappend rargs $pattern + } + } elseif {[regexp {^r(\d+)$} [lindex $opt 1] type value]} { + regexp {^(.*_)} [lindex $opt 0] uselessvar button_id + set val $newviewopts($n,$button_id) + if {$val eq $value} { + lappend rargs $pattern + } + } else { + set val $newviewopts($n,[lindex $opt 0]) + set val [string trim $val] + if {$val ne {}} { + set pfix [string range $pattern 0 end-1] + lappend rargs $pfix$val + } + } + } + set rargs [concat $rargs [shellsplit $newviewopts($n,refs)]] + return [concat $rargs [shellsplit $newviewopts($n,args)]] +} + +# Fill $newviewopts($n, ...) based on args for git log. +proc decode_view_opts {n view_args} { + global known_view_options newviewopts + + foreach opt $known_view_options { + set id [lindex $opt 0] + if {[lindex $opt 1] eq "b"} { + # Checkboxes + set val 0 + } elseif {[regexp {^r(\d+)$} [lindex $opt 1]]} { + # Radiobuttons + regexp {^(.*_)} $id uselessvar id + set val 0 + } else { + # Text fields + set val {} + } + set newviewopts($n,$id) $val + } + set oargs [list] + set refargs [list] + foreach arg $view_args { + if {[regexp -- {^-([0-9]+)$} $arg arg cnt] + && ![info exists found(limit)]} { + set newviewopts($n,limit) $cnt + set found(limit) 1 + continue + } + catch { unset val } + foreach opt $known_view_options { + set id [lindex $opt 0] + if {[info exists found($id)]} continue + foreach pattern [lindex $opt 3] { + if {![string match $pattern $arg]} continue + if {[lindex $opt 1] eq "b"} { + # Check buttons + set val 1 + } elseif {[regexp {^r(\d+)$} [lindex $opt 1] match num]} { + # Radio buttons + regexp {^(.*_)} $id uselessvar id + set val $num + } else { + # Text input fields + set size [string length $pattern] + set val [string range $arg [expr {$size-1}] end] + } + set newviewopts($n,$id) $val + set found($id) 1 + break + } + if {[info exists val]} break + } + if {[info exists val]} continue + if {[regexp {^-} $arg]} { + lappend oargs $arg + } else { + lappend refargs $arg + } + } + set newviewopts($n,refs) [shellarglist $refargs] + set newviewopts($n,args) [shellarglist $oargs] +} + +proc edit_or_newview {} { + global curview + + if {$curview > 0} { + editview + } else { + newview 0 + } +} + +proc editview {} { + global curview + global viewname viewperm newviewname newviewopts + global viewargs viewargscmd + + set top .gitkvedit-$curview + if {[winfo exists $top]} { + raise $top + return + } + decode_view_opts $curview $viewargs($curview) + set newviewname($curview) $viewname($curview) + set newviewopts($curview,perm) $viewperm($curview) + set newviewopts($curview,cmd) $viewargscmd($curview) + vieweditor $top $curview "[mc "Gitk: edit view"] $viewname($curview)" +} + +proc vieweditor {top n title} { + global newviewname newviewopts viewfiles bgcolor + global known_view_options NS + + ttk_toplevel $top + wm title $top [concat $title [mc "-- criteria for selecting revisions"]] + make_transient $top . + + # View name + ${NS}::frame $top.nfr + ${NS}::label $top.nl -text [mc "View Name"] + ${NS}::entry $top.name -width 20 -textvariable newviewname($n) + pack $top.nfr -in $top -fill x -pady 5 -padx 3 + pack $top.nl -in $top.nfr -side left -padx {0 5} + pack $top.name -in $top.nfr -side left -padx {0 25} + + # View options + set cframe $top.nfr + set cexpand 0 + set cnt 0 + foreach opt $known_view_options { + set id [lindex $opt 0] + set type [lindex $opt 1] + set flags [lindex $opt 2] + set title [eval [lindex $opt 4]] + set lxpad 0 + + if {$flags eq "+" || $flags eq "*"} { + set cframe $top.fr$cnt + incr cnt + ${NS}::frame $cframe + pack $cframe -in $top -fill x -pady 3 -padx 3 + set cexpand [expr {$flags eq "*"}] + } elseif {$flags eq ".." || $flags eq "*."} { + set cframe $top.fr$cnt + incr cnt + ${NS}::frame $cframe + pack $cframe -in $top -fill x -pady 3 -padx [list 15 3] + set cexpand [expr {$flags eq "*."}] + } else { + set lxpad 5 + } + + if {$type eq "l"} { + ${NS}::label $cframe.l_$id -text $title + pack $cframe.l_$id -in $cframe -side left -pady [list 3 0] -anchor w + } elseif {$type eq "b"} { + ${NS}::checkbutton $cframe.c_$id -text $title -variable newviewopts($n,$id) + pack $cframe.c_$id -in $cframe -side left \ + -padx [list $lxpad 0] -expand $cexpand -anchor w + } elseif {[regexp {^r(\d+)$} $type type sz]} { + regexp {^(.*_)} $id uselessvar button_id + ${NS}::radiobutton $cframe.c_$id -text $title -variable newviewopts($n,$button_id) -value $sz + pack $cframe.c_$id -in $cframe -side left \ + -padx [list $lxpad 0] -expand $cexpand -anchor w + } elseif {[regexp {^t(\d+)$} $type type sz]} { + ${NS}::label $cframe.l_$id -text $title + ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \ + -textvariable newviewopts($n,$id) + pack $cframe.l_$id -in $cframe -side left -padx [list $lxpad 0] + pack $cframe.e_$id -in $cframe -side left -expand 1 -fill x + } elseif {[regexp {^t(\d+)=$} $type type sz]} { + ${NS}::label $cframe.l_$id -text $title + ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \ + -textvariable newviewopts($n,$id) + pack $cframe.l_$id -in $cframe -side top -pady [list 3 0] -anchor w + pack $cframe.e_$id -in $cframe -side top -fill x + } elseif {$type eq "path"} { + ${NS}::label $top.l -text $title + pack $top.l -in $top -side top -pady [list 3 0] -anchor w -padx 3 + text $top.t -width 40 -height 5 -background $bgcolor + if {[info exists viewfiles($n)]} { + foreach f $viewfiles($n) { + $top.t insert end $f + $top.t insert end "\n" + } + $top.t delete {end - 1c} end + $top.t mark set insert 0.0 + } + pack $top.t -in $top -side top -pady [list 0 5] -fill both -expand 1 -padx 3 + } + } + + ${NS}::frame $top.buts + ${NS}::button $top.buts.ok -text [mc "OK"] -command [list newviewok $top $n] + ${NS}::button $top.buts.apply -text [mc "Apply (F5)"] -command [list newviewok $top $n 1] + ${NS}::button $top.buts.can -text [mc "Cancel"] -command [list destroy $top] + bind $top <Control-Return> [list newviewok $top $n] + bind $top <F5> [list newviewok $top $n 1] + bind $top <Escape> [list destroy $top] + grid $top.buts.ok $top.buts.apply $top.buts.can + grid columnconfigure $top.buts 0 -weight 1 -uniform a + grid columnconfigure $top.buts 1 -weight 1 -uniform a + grid columnconfigure $top.buts 2 -weight 1 -uniform a + pack $top.buts -in $top -side top -fill x + focus $top.t +} + +proc doviewmenu {m first cmd op argv} { + set nmenu [$m index end] + for {set i $first} {$i <= $nmenu} {incr i} { + if {[$m entrycget $i -command] eq $cmd} { + eval $m $op $i $argv + break + } + } +} + +proc allviewmenus {n op args} { + # global viewhlmenu + + doviewmenu .bar.view 5 [list showview $n] $op $args + # doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args +} + +proc newviewok {top n {apply 0}} { + global nextviewnum newviewperm newviewname newishighlight + global viewname viewfiles viewperm viewchanged selectedview curview + global viewargs viewargscmd newviewopts viewhlmenu + + if {[catch { + set newargs [encode_view_opts $n] + } err]} { + error_popup "[mc "Error in commit selection arguments:"] $err" $top + return + } + set files {} + foreach f [split [$top.t get 0.0 end] "\n"] { + set ft [string trim $f] + if {$ft ne {}} { + lappend files $ft + } + } + if {![info exists viewfiles($n)]} { + # creating a new view + incr nextviewnum + set viewname($n) $newviewname($n) + set viewperm($n) $newviewopts($n,perm) + set viewchanged($n) 1 + set viewfiles($n) $files + set viewargs($n) $newargs + set viewargscmd($n) $newviewopts($n,cmd) + addviewmenu $n + if {!$newishighlight} { + run showview $n + } else { + run addvhighlight $n + } + } else { + # editing an existing view + set viewperm($n) $newviewopts($n,perm) + set viewchanged($n) 1 + if {$newviewname($n) ne $viewname($n)} { + set viewname($n) $newviewname($n) + doviewmenu .bar.view 5 [list showview $n] \ + entryconf [list -label $viewname($n)] + # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \ + # entryconf [list -label $viewname($n) -value $viewname($n)] + } + if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \ + $newviewopts($n,cmd) ne $viewargscmd($n)} { + set viewfiles($n) $files + set viewargs($n) $newargs + set viewargscmd($n) $newviewopts($n,cmd) + if {$curview == $n} { + run reloadcommits + } + } + } + if {$apply} return + catch {destroy $top} +} + +proc delview {} { + global curview viewperm hlview selectedhlview viewchanged + + if {$curview == 0} return + if {[info exists hlview] && $hlview == $curview} { + set selectedhlview [mc "None"] + unset hlview + } + allviewmenus $curview delete + set viewperm($curview) 0 + set viewchanged($curview) 1 + showview 0 +} + +proc addviewmenu {n} { + global viewname viewhlmenu + + .bar.view add radiobutton -label $viewname($n) \ + -command [list showview $n] -variable selectedview -value $n + #$viewhlmenu add radiobutton -label $viewname($n) \ + # -command [list addvhighlight $n] -variable selectedhlview +} + +proc showview {n} { + global curview cached_commitrow ordertok + global displayorder parentlist rowidlist rowisopt rowfinal + global colormap rowtextx nextcolor canvxmax + global numcommits viewcomplete + global selectedline currentid canv canvy0 + global treediffs + global pending_select mainheadid + global commitidx + global selectedview + global hlview selectedhlview commitinterest + + if {$n == $curview} return + set selid {} + set ymax [lindex [$canv cget -scrollregion] 3] + set span [$canv yview] + set ytop [expr {[lindex $span 0] * $ymax}] + set ybot [expr {[lindex $span 1] * $ymax}] + set yscreen [expr {($ybot - $ytop) / 2}] + if {$selectedline ne {}} { + set selid $currentid + set y [yc $selectedline] + if {$ytop < $y && $y < $ybot} { + set yscreen [expr {$y - $ytop}] + } + } elseif {[info exists pending_select]} { + set selid $pending_select + unset pending_select + } + unselectline + normalline + unset -nocomplain treediffs + clear_display + if {[info exists hlview] && $hlview == $n} { + unset hlview + set selectedhlview [mc "None"] + } + unset -nocomplain commitinterest + unset -nocomplain cached_commitrow + unset -nocomplain ordertok + + set curview $n + set selectedview $n + .bar.view entryconf [mca "&Edit view..."] -state [expr {$n == 0? "disabled": "normal"}] + .bar.view entryconf [mca "&Delete view"] -state [expr {$n == 0? "disabled": "normal"}] + + run refill_reflist + if {![info exists viewcomplete($n)]} { + getcommits $selid + return + } + + set displayorder {} + set parentlist {} + set rowidlist {} + set rowisopt {} + set rowfinal {} + set numcommits $commitidx($n) + + unset -nocomplain colormap + unset -nocomplain rowtextx + set nextcolor 0 + set canvxmax [$canv cget -width] + set curview $n + set row 0 + setcanvscroll + set yf 0 + set row {} + if {$selid ne {} && [commitinview $selid $n]} { + set row [rowofcommit $selid] + # try to get the selected row in the same position on the screen + set ymax [lindex [$canv cget -scrollregion] 3] + set ytop [expr {[yc $row] - $yscreen}] + if {$ytop < 0} { + set ytop 0 + } + set yf [expr {$ytop * 1.0 / $ymax}] + } + allcanvs yview moveto $yf + drawvisible + if {$row ne {}} { + selectline $row 0 + } elseif {!$viewcomplete($n)} { + reset_pending_select $selid + } else { + reset_pending_select {} + + if {[commitinview $pending_select $curview]} { + selectline [rowofcommit $pending_select] 1 + } else { + set row [first_real_row] + if {$row < $numcommits} { + selectline $row 0 + } + } + } + if {!$viewcomplete($n)} { + if {$numcommits == 0} { + show_status [mc "Reading commits..."] + } + } elseif {$numcommits == 0} { + show_status [mc "No commits selected"] + } + set_window_title +} + +# Stuff relating to the highlighting facility + +proc ishighlighted {id} { + global vhighlights fhighlights nhighlights rhighlights + + if {[info exists nhighlights($id)] && $nhighlights($id) > 0} { + return $nhighlights($id) + } + if {[info exists vhighlights($id)] && $vhighlights($id) > 0} { + return $vhighlights($id) + } + if {[info exists fhighlights($id)] && $fhighlights($id) > 0} { + return $fhighlights($id) + } + if {[info exists rhighlights($id)] && $rhighlights($id) > 0} { + return $rhighlights($id) + } + return 0 +} + +proc bolden {id font} { + global canv linehtag currentid boldids need_redisplay markedid + + # need_redisplay = 1 means the display is stale and about to be redrawn + if {$need_redisplay} return + lappend boldids $id + $canv itemconf $linehtag($id) -font $font + if {[info exists currentid] && $id eq $currentid} { + $canv delete secsel + set t [eval $canv create rect [$canv bbox $linehtag($id)] \ + -outline {{}} -tags secsel \ + -fill [$canv cget -selectbackground]] + $canv lower $t + } + if {[info exists markedid] && $id eq $markedid} { + make_idmark $id + } +} + +proc bolden_name {id font} { + global canv2 linentag currentid boldnameids need_redisplay + + if {$need_redisplay} return + lappend boldnameids $id + $canv2 itemconf $linentag($id) -font $font + if {[info exists currentid] && $id eq $currentid} { + $canv2 delete secsel + set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] \ + -outline {{}} -tags secsel \ + -fill [$canv2 cget -selectbackground]] + $canv2 lower $t + } +} + +proc unbolden {} { + global boldids + + set stillbold {} + foreach id $boldids { + if {![ishighlighted $id]} { + bolden $id mainfont + } else { + lappend stillbold $id + } + } + set boldids $stillbold +} + +proc addvhighlight {n} { + global hlview viewcomplete curview vhl_done commitidx + + if {[info exists hlview]} { + delvhighlight + } + set hlview $n + if {$n != $curview && ![info exists viewcomplete($n)]} { + start_rev_list $n + } + set vhl_done $commitidx($hlview) + if {$vhl_done > 0} { + drawvisible + } +} + +proc delvhighlight {} { + global hlview vhighlights + + if {![info exists hlview]} return + unset hlview + unset -nocomplain vhighlights + unbolden +} + +proc vhighlightmore {} { + global hlview vhl_done commitidx vhighlights curview + + set max $commitidx($hlview) + set vr [visiblerows] + set r0 [lindex $vr 0] + set r1 [lindex $vr 1] + for {set i $vhl_done} {$i < $max} {incr i} { + set id [commitonrow $i $hlview] + if {[commitinview $id $curview]} { + set row [rowofcommit $id] + if {$r0 <= $row && $row <= $r1} { + if {![highlighted $row]} { + bolden $id mainfontbold + } + set vhighlights($id) 1 + } + } + } + set vhl_done $max + return 0 +} + +proc askvhighlight {row id} { + global hlview vhighlights iddrawn + + if {[commitinview $id $hlview]} { + if {[info exists iddrawn($id)] && ![ishighlighted $id]} { + bolden $id mainfontbold + } + set vhighlights($id) 1 + } else { + set vhighlights($id) 0 + } +} + +proc hfiles_change {} { + global highlight_files filehighlight fhighlights fh_serial + global highlight_paths + + if {[info exists filehighlight]} { + # delete previous highlights + catch {close $filehighlight} + unset filehighlight + unset -nocomplain fhighlights + unbolden + unhighlight_filelist + } + set highlight_paths {} + after cancel do_file_hl $fh_serial + incr fh_serial + if {$highlight_files ne {}} { + after 300 do_file_hl $fh_serial + } +} + +proc gdttype_change {name ix op} { + global gdttype highlight_files findstring findpattern + + stopfinding + if {$findstring ne {}} { + if {$gdttype eq [mc "containing:"]} { + if {$highlight_files ne {}} { + set highlight_files {} + hfiles_change + } + findcom_change + } else { + if {$findpattern ne {}} { + set findpattern {} + findcom_change + } + set highlight_files $findstring + hfiles_change + } + drawvisible + } + # enable/disable findtype/findloc menus too +} + +proc find_change {name ix op} { + global gdttype findstring highlight_files + + stopfinding + if {$gdttype eq [mc "containing:"]} { + findcom_change + } else { + if {$highlight_files ne $findstring} { + set highlight_files $findstring + hfiles_change + } + } + drawvisible +} + +proc findcom_change args { + global nhighlights boldnameids + global findpattern findtype findstring gdttype + + stopfinding + # delete previous highlights, if any + foreach id $boldnameids { + bolden_name $id mainfont + } + set boldnameids {} + unset -nocomplain nhighlights + unbolden + unmarkmatches + if {$gdttype ne [mc "containing:"] || $findstring eq {}} { + set findpattern {} + } elseif {$findtype eq [mc "Regexp"]} { + set findpattern $findstring + } else { + set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \ + $findstring] + set findpattern "*$e*" + } +} + +proc makepatterns {l} { + set ret {} + foreach e $l { + set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e] + if {[string index $ee end] eq "/"} { + lappend ret "$ee*" + } else { + lappend ret $ee + lappend ret "$ee/*" + } + } + return $ret +} + +proc do_file_hl {serial} { + global highlight_files filehighlight highlight_paths gdttype fhl_list + global cdup findtype + + if {$gdttype eq [mc "touching paths:"]} { + # If "exact" match then convert backslashes to forward slashes. + # Most useful to support Windows-flavoured file paths. + if {$findtype eq [mc "Exact"]} { + set highlight_files [string map {"\\" "/"} $highlight_files] + } + if {[catch {set paths [shellsplit $highlight_files]}]} return + set highlight_paths [makepatterns $paths] + highlight_filelist + set relative_paths {} + foreach path $paths { + lappend relative_paths [file join $cdup $path] + } + set gdtargs [concat -- $relative_paths] + } elseif {$gdttype eq [mc "adding/removing string:"]} { + set gdtargs [list "-S$highlight_files"] + } elseif {$gdttype eq [mc "changing lines matching:"]} { + set gdtargs [list "-G$highlight_files"] + } else { + # must be "containing:", i.e. we're searching commit info + return + } + set cmd [concat | git diff-tree -r -s --stdin $gdtargs] + set filehighlight [open $cmd r+] + fconfigure $filehighlight -blocking 0 + filerun $filehighlight readfhighlight + set fhl_list {} + drawvisible + flushhighlights +} + +proc flushhighlights {} { + global filehighlight fhl_list + + if {[info exists filehighlight]} { + lappend fhl_list {} + puts $filehighlight "" + flush $filehighlight + } +} + +proc askfilehighlight {row id} { + global filehighlight fhighlights fhl_list + + lappend fhl_list $id + set fhighlights($id) -1 + puts $filehighlight $id +} + +proc readfhighlight {} { + global filehighlight fhighlights curview iddrawn + global fhl_list find_dirn + + if {![info exists filehighlight]} { + return 0 + } + set nr 0 + while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} { + set line [string trim $line] + set i [lsearch -exact $fhl_list $line] + if {$i < 0} continue + for {set j 0} {$j < $i} {incr j} { + set id [lindex $fhl_list $j] + set fhighlights($id) 0 + } + set fhl_list [lrange $fhl_list [expr {$i+1}] end] + if {$line eq {}} continue + if {![commitinview $line $curview]} continue + if {[info exists iddrawn($line)] && ![ishighlighted $line]} { + bolden $line mainfontbold + } + set fhighlights($line) 1 + } + if {[eof $filehighlight]} { + # strange... + puts "oops, git diff-tree died" + catch {close $filehighlight} + unset filehighlight + return 0 + } + if {[info exists find_dirn]} { + run findmore + } + return 1 +} + +proc doesmatch {f} { + global findtype findpattern + + if {$findtype eq [mc "Regexp"]} { + return [regexp $findpattern $f] + } elseif {$findtype eq [mc "IgnCase"]} { + return [string match -nocase $findpattern $f] + } else { + return [string match $findpattern $f] + } +} + +proc askfindhighlight {row id} { + global nhighlights commitinfo iddrawn + global findloc + global markingmatches + + if {![info exists commitinfo($id)]} { + getcommit $id + } + set info $commitinfo($id) + set isbold 0 + set fldtypes [list [mc Headline] [mc Author] "" [mc Committer] "" [mc Comments]] + foreach f $info ty $fldtypes { + if {$ty eq ""} continue + if {($findloc eq [mc "All fields"] || $findloc eq $ty) && + [doesmatch $f]} { + if {$ty eq [mc "Author"]} { + set isbold 2 + break + } + set isbold 1 + } + } + if {$isbold && [info exists iddrawn($id)]} { + if {![ishighlighted $id]} { + bolden $id mainfontbold + if {$isbold > 1} { + bolden_name $id mainfontbold + } + } + if {$markingmatches} { + markrowmatches $row $id + } + } + set nhighlights($id) $isbold +} + +proc markrowmatches {row id} { + global canv canv2 linehtag linentag commitinfo findloc + + set headline [lindex $commitinfo($id) 0] + set author [lindex $commitinfo($id) 1] + $canv delete match$row + $canv2 delete match$row + if {$findloc eq [mc "All fields"] || $findloc eq [mc "Headline"]} { + set m [findmatches $headline] + if {$m ne {}} { + markmatches $canv $row $headline $linehtag($id) $m \ + [$canv itemcget $linehtag($id) -font] $row + } + } + if {$findloc eq [mc "All fields"] || $findloc eq [mc "Author"]} { + set m [findmatches $author] + if {$m ne {}} { + markmatches $canv2 $row $author $linentag($id) $m \ + [$canv2 itemcget $linentag($id) -font] $row + } + } +} + +proc vrel_change {name ix op} { + global highlight_related + + rhighlight_none + if {$highlight_related ne [mc "None"]} { + run drawvisible + } +} + +# prepare for testing whether commits are descendents or ancestors of a +proc rhighlight_sel {a} { + global descendent desc_todo ancestor anc_todo + global highlight_related + + unset -nocomplain descendent + set desc_todo [list $a] + unset -nocomplain ancestor + set anc_todo [list $a] + if {$highlight_related ne [mc "None"]} { + rhighlight_none + run drawvisible + } +} + +proc rhighlight_none {} { + global rhighlights + + unset -nocomplain rhighlights + unbolden +} + +proc is_descendent {a} { + global curview children descendent desc_todo + + set v $curview + set la [rowofcommit $a] + set todo $desc_todo + set leftover {} + set done 0 + for {set i 0} {$i < [llength $todo]} {incr i} { + set do [lindex $todo $i] + if {[rowofcommit $do] < $la} { + lappend leftover $do + continue + } + foreach nk $children($v,$do) { + if {![info exists descendent($nk)]} { + set descendent($nk) 1 + lappend todo $nk + if {$nk eq $a} { + set done 1 + } + } + } + if {$done} { + set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]] + return + } + } + set descendent($a) 0 + set desc_todo $leftover +} + +proc is_ancestor {a} { + global curview parents ancestor anc_todo + + set v $curview + set la [rowofcommit $a] + set todo $anc_todo + set leftover {} + set done 0 + for {set i 0} {$i < [llength $todo]} {incr i} { + set do [lindex $todo $i] + if {![commitinview $do $v] || [rowofcommit $do] > $la} { + lappend leftover $do + continue + } + foreach np $parents($v,$do) { + if {![info exists ancestor($np)]} { + set ancestor($np) 1 + lappend todo $np + if {$np eq $a} { + set done 1 + } + } + } + if {$done} { + set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]] + return + } + } + set ancestor($a) 0 + set anc_todo $leftover +} + +proc askrelhighlight {row id} { + global descendent highlight_related iddrawn rhighlights + global selectedline ancestor + + if {$selectedline eq {}} return + set isbold 0 + if {$highlight_related eq [mc "Descendant"] || + $highlight_related eq [mc "Not descendant"]} { + if {![info exists descendent($id)]} { + is_descendent $id + } + if {$descendent($id) == ($highlight_related eq [mc "Descendant"])} { + set isbold 1 + } + } elseif {$highlight_related eq [mc "Ancestor"] || + $highlight_related eq [mc "Not ancestor"]} { + if {![info exists ancestor($id)]} { + is_ancestor $id + } + if {$ancestor($id) == ($highlight_related eq [mc "Ancestor"])} { + set isbold 1 + } + } + if {[info exists iddrawn($id)]} { + if {$isbold && ![ishighlighted $id]} { + bolden $id mainfontbold + } + } + set rhighlights($id) $isbold +} + +# Graph layout functions + +proc shortids {ids} { + set res {} + foreach id $ids { + if {[llength $id] > 1} { + lappend res [shortids $id] + } elseif {[regexp {^[0-9a-f]{40}$} $id]} { + lappend res [string range $id 0 7] + } else { + lappend res $id + } + } + return $res +} + +proc ntimes {n o} { + set ret {} + set o [list $o] + for {set mask 1} {$mask <= $n} {incr mask $mask} { + if {($n & $mask) != 0} { + set ret [concat $ret $o] + } + set o [concat $o $o] + } + return $ret +} + +proc ordertoken {id} { + global ordertok curview varcid varcstart varctok curview parents children + global nullid nullid2 + + if {[info exists ordertok($id)]} { + return $ordertok($id) + } + set origid $id + set todo {} + while {1} { + if {[info exists varcid($curview,$id)]} { + set a $varcid($curview,$id) + set p [lindex $varcstart($curview) $a] + } else { + set p [lindex $children($curview,$id) 0] + } + if {[info exists ordertok($p)]} { + set tok $ordertok($p) + break + } + set id [first_real_child $curview,$p] + if {$id eq {}} { + # it's a root + set tok [lindex $varctok($curview) $varcid($curview,$p)] + break + } + if {[llength $parents($curview,$id)] == 1} { + lappend todo [list $p {}] + } else { + set j [lsearch -exact $parents($curview,$id) $p] + if {$j < 0} { + puts "oops didn't find [shortids $p] in parents of [shortids $id]" + } + lappend todo [list $p [strrep $j]] + } + } + for {set i [llength $todo]} {[incr i -1] >= 0} {} { + set p [lindex $todo $i 0] + append tok [lindex $todo $i 1] + set ordertok($p) $tok + } + set ordertok($origid) $tok + return $tok +} + +# Work out where id should go in idlist so that order-token +# values increase from left to right +proc idcol {idlist id {i 0}} { + set t [ordertoken $id] + if {$i < 0} { + set i 0 + } + if {$i >= [llength $idlist] || $t < [ordertoken [lindex $idlist $i]]} { + if {$i > [llength $idlist]} { + set i [llength $idlist] + } + while {[incr i -1] >= 0 && $t < [ordertoken [lindex $idlist $i]]} {} + incr i + } else { + if {$t > [ordertoken [lindex $idlist $i]]} { + while {[incr i] < [llength $idlist] && + $t >= [ordertoken [lindex $idlist $i]]} {} + } + } + return $i +} + +proc initlayout {} { + global rowidlist rowisopt rowfinal displayorder parentlist + global numcommits canvxmax canv + global nextcolor + global colormap rowtextx + + set numcommits 0 + set displayorder {} + set parentlist {} + set nextcolor 0 + set rowidlist {} + set rowisopt {} + set rowfinal {} + set canvxmax [$canv cget -width] + unset -nocomplain colormap + unset -nocomplain rowtextx + setcanvscroll +} + +proc setcanvscroll {} { + global canv canv2 canv3 numcommits linespc canvxmax canvy0 + global lastscrollset lastscrollrows + + set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}] + $canv conf -scrollregion [list 0 0 $canvxmax $ymax] + $canv2 conf -scrollregion [list 0 0 0 $ymax] + $canv3 conf -scrollregion [list 0 0 0 $ymax] + set lastscrollset [clock clicks -milliseconds] + set lastscrollrows $numcommits +} + +proc visiblerows {} { + global canv numcommits linespc + + set ymax [lindex [$canv cget -scrollregion] 3] + if {$ymax eq {} || $ymax == 0} return + set f [$canv yview] + set y0 [expr {int([lindex $f 0] * $ymax)}] + set r0 [expr {int(($y0 - 3) / $linespc) - 1}] + if {$r0 < 0} { + set r0 0 + } + set y1 [expr {int([lindex $f 1] * $ymax)}] + set r1 [expr {int(($y1 - 3) / $linespc) + 1}] + if {$r1 >= $numcommits} { + set r1 [expr {$numcommits - 1}] + } + return [list $r0 $r1] +} + +proc layoutmore {} { + global commitidx viewcomplete curview + global numcommits pending_select curview + global lastscrollset lastscrollrows + + if {$lastscrollrows < 100 || $viewcomplete($curview) || + [clock clicks -milliseconds] - $lastscrollset > 500} { + setcanvscroll + } + if {[info exists pending_select] && + [commitinview $pending_select $curview]} { + update + selectline [rowofcommit $pending_select] 1 + } + drawvisible +} + +# With path limiting, we mightn't get the actual HEAD commit, +# so ask git rev-list what is the first ancestor of HEAD that +# touches a file in the path limit. +proc get_viewmainhead {view} { + global viewmainheadid vfilelimit viewinstances mainheadid + + catch { + set rfd [open [concat | git rev-list -1 $mainheadid \ + -- $vfilelimit($view)] r] + set j [reg_instance $rfd] + lappend viewinstances($view) $j + fconfigure $rfd -blocking 0 + filerun $rfd [list getviewhead $rfd $j $view] + set viewmainheadid($curview) {} + } +} + +# git rev-list should give us just 1 line to use as viewmainheadid($view) +proc getviewhead {fd inst view} { + global viewmainheadid commfd curview viewinstances showlocalchanges + + set id {} + if {[gets $fd line] < 0} { + if {![eof $fd]} { + return 1 + } + } elseif {[string length $line] == 40 && [string is xdigit $line]} { + set id $line + } + set viewmainheadid($view) $id + close $fd + unset commfd($inst) + set i [lsearch -exact $viewinstances($view) $inst] + if {$i >= 0} { + set viewinstances($view) [lreplace $viewinstances($view) $i $i] + } + if {$showlocalchanges && $id ne {} && $view == $curview} { + doshowlocalchanges + } + return 0 +} + +proc doshowlocalchanges {} { + global curview viewmainheadid + + if {$viewmainheadid($curview) eq {}} return + if {[commitinview $viewmainheadid($curview) $curview]} { + dodiffindex + } else { + interestedin $viewmainheadid($curview) dodiffindex + } +} + +proc dohidelocalchanges {} { + global nullid nullid2 lserial curview + + if {[commitinview $nullid $curview]} { + removefakerow $nullid + } + if {[commitinview $nullid2 $curview]} { + removefakerow $nullid2 + } + incr lserial +} + +# spawn off a process to do git diff-index --cached HEAD +proc dodiffindex {} { + global lserial showlocalchanges vfilelimit curview + global hasworktree git_version + + if {!$showlocalchanges || !$hasworktree} return + incr lserial + if {[package vcompare $git_version "1.7.2"] >= 0} { + set cmd "|git diff-index --cached --ignore-submodules=dirty HEAD" + } else { + set cmd "|git diff-index --cached HEAD" + } + if {$vfilelimit($curview) ne {}} { + set cmd [concat $cmd -- $vfilelimit($curview)] + } + set fd [open $cmd r] + fconfigure $fd -blocking 0 + set i [reg_instance $fd] + filerun $fd [list readdiffindex $fd $lserial $i] +} + +proc readdiffindex {fd serial inst} { + global viewmainheadid nullid nullid2 curview commitinfo commitdata lserial + global vfilelimit + + set isdiff 1 + if {[gets $fd line] < 0} { + if {![eof $fd]} { + return 1 + } + set isdiff 0 + } + # we only need to see one line and we don't really care what it says... + stop_instance $inst + + if {$serial != $lserial} { + return 0 + } + + # now see if there are any local changes not checked in to the index + set cmd "|git diff-files" + if {$vfilelimit($curview) ne {}} { + set cmd [concat $cmd -- $vfilelimit($curview)] + } + set fd [open $cmd r] + fconfigure $fd -blocking 0 + set i [reg_instance $fd] + filerun $fd [list readdifffiles $fd $serial $i] + + if {$isdiff && ![commitinview $nullid2 $curview]} { + # add the line for the changes in the index to the graph + set hl [mc "Local changes checked in to index but not committed"] + set commitinfo($nullid2) [list $hl {} {} {} {} " $hl\n"] + set commitdata($nullid2) "\n $hl\n" + if {[commitinview $nullid $curview]} { + removefakerow $nullid + } + insertfakerow $nullid2 $viewmainheadid($curview) + } elseif {!$isdiff && [commitinview $nullid2 $curview]} { + if {[commitinview $nullid $curview]} { + removefakerow $nullid + } + removefakerow $nullid2 + } + return 0 +} + +proc readdifffiles {fd serial inst} { + global viewmainheadid nullid nullid2 curview + global commitinfo commitdata lserial + + set isdiff 1 + if {[gets $fd line] < 0} { + if {![eof $fd]} { + return 1 + } + set isdiff 0 + } + # we only need to see one line and we don't really care what it says... + stop_instance $inst + + if {$serial != $lserial} { + return 0 + } + + if {$isdiff && ![commitinview $nullid $curview]} { + # add the line for the local diff to the graph + set hl [mc "Local uncommitted changes, not checked in to index"] + set commitinfo($nullid) [list $hl {} {} {} {} " $hl\n"] + set commitdata($nullid) "\n $hl\n" + if {[commitinview $nullid2 $curview]} { + set p $nullid2 + } else { + set p $viewmainheadid($curview) + } + insertfakerow $nullid $p + } elseif {!$isdiff && [commitinview $nullid $curview]} { + removefakerow $nullid + } + return 0 +} + +proc nextuse {id row} { + global curview children + + if {[info exists children($curview,$id)]} { + foreach kid $children($curview,$id) { + if {![commitinview $kid $curview]} { + return -1 + } + if {[rowofcommit $kid] > $row} { + return [rowofcommit $kid] + } + } + } + if {[commitinview $id $curview]} { + return [rowofcommit $id] + } + return -1 +} + +proc prevuse {id row} { + global curview children + + set ret -1 + if {[info exists children($curview,$id)]} { + foreach kid $children($curview,$id) { + if {![commitinview $kid $curview]} break + if {[rowofcommit $kid] < $row} { + set ret [rowofcommit $kid] + } + } + } + return $ret +} + +proc make_idlist {row} { + global displayorder parentlist uparrowlen downarrowlen mingaplen + global commitidx curview children + + set r [expr {$row - $mingaplen - $downarrowlen - 1}] + if {$r < 0} { + set r 0 + } + set ra [expr {$row - $downarrowlen}] + if {$ra < 0} { + set ra 0 + } + set rb [expr {$row + $uparrowlen}] + if {$rb > $commitidx($curview)} { + set rb $commitidx($curview) + } + make_disporder $r [expr {$rb + 1}] + set ids {} + for {} {$r < $ra} {incr r} { + set nextid [lindex $displayorder [expr {$r + 1}]] + foreach p [lindex $parentlist $r] { + if {$p eq $nextid} continue + set rn [nextuse $p $r] + if {$rn >= $row && + $rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} { + lappend ids [list [ordertoken $p] $p] + } + } + } + for {} {$r < $row} {incr r} { + set nextid [lindex $displayorder [expr {$r + 1}]] + foreach p [lindex $parentlist $r] { + if {$p eq $nextid} continue + set rn [nextuse $p $r] + if {$rn < 0 || $rn >= $row} { + lappend ids [list [ordertoken $p] $p] + } + } + } + set id [lindex $displayorder $row] + lappend ids [list [ordertoken $id] $id] + while {$r < $rb} { + foreach p [lindex $parentlist $r] { + set firstkid [lindex $children($curview,$p) 0] + if {[rowofcommit $firstkid] < $row} { + lappend ids [list [ordertoken $p] $p] + } + } + incr r + set id [lindex $displayorder $r] + if {$id ne {}} { + set firstkid [lindex $children($curview,$id) 0] + if {$firstkid ne {} && [rowofcommit $firstkid] < $row} { + lappend ids [list [ordertoken $id] $id] + } + } + } + set idlist {} + foreach idx [lsort -unique $ids] { + lappend idlist [lindex $idx 1] + } + return $idlist +} + +proc rowsequal {a b} { + while {[set i [lsearch -exact $a {}]] >= 0} { + set a [lreplace $a $i $i] + } + while {[set i [lsearch -exact $b {}]] >= 0} { + set b [lreplace $b $i $i] + } + return [expr {$a eq $b}] +} + +proc makeupline {id row rend col} { + global rowidlist uparrowlen downarrowlen mingaplen + + for {set r $rend} {1} {set r $rstart} { + set rstart [prevuse $id $r] + if {$rstart < 0} return + if {$rstart < $row} break + } + if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} { + set rstart [expr {$rend - $uparrowlen - 1}] + } + for {set r $rstart} {[incr r] <= $row} {} { + set idlist [lindex $rowidlist $r] + if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} { + set col [idcol $idlist $id $col] + lset rowidlist $r [linsert $idlist $col $id] + changedrow $r + } + } +} + +proc layoutrows {row endrow} { + global rowidlist rowisopt rowfinal displayorder + global uparrowlen downarrowlen maxwidth mingaplen + global children parentlist + global commitidx viewcomplete curview + + make_disporder [expr {$row - 1}] [expr {$endrow + $uparrowlen}] + set idlist {} + if {$row > 0} { + set rm1 [expr {$row - 1}] + foreach id [lindex $rowidlist $rm1] { + if {$id ne {}} { + lappend idlist $id + } + } + set final [lindex $rowfinal $rm1] + } + for {} {$row < $endrow} {incr row} { + set rm1 [expr {$row - 1}] + if {$rm1 < 0 || $idlist eq {}} { + set idlist [make_idlist $row] + set final 1 + } else { + set id [lindex $displayorder $rm1] + set col [lsearch -exact $idlist $id] + set idlist [lreplace $idlist $col $col] + foreach p [lindex $parentlist $rm1] { + if {[lsearch -exact $idlist $p] < 0} { + set col [idcol $idlist $p $col] + set idlist [linsert $idlist $col $p] + # if not the first child, we have to insert a line going up + if {$id ne [lindex $children($curview,$p) 0]} { + makeupline $p $rm1 $row $col + } + } + } + set id [lindex $displayorder $row] + if {$row > $downarrowlen} { + set termrow [expr {$row - $downarrowlen - 1}] + foreach p [lindex $parentlist $termrow] { + set i [lsearch -exact $idlist $p] + if {$i < 0} continue + set nr [nextuse $p $termrow] + if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} { + set idlist [lreplace $idlist $i $i] + } + } + } + set col [lsearch -exact $idlist $id] + if {$col < 0} { + set col [idcol $idlist $id] + set idlist [linsert $idlist $col $id] + if {$children($curview,$id) ne {}} { + makeupline $id $rm1 $row $col + } + } + set r [expr {$row + $uparrowlen - 1}] + if {$r < $commitidx($curview)} { + set x $col + foreach p [lindex $parentlist $r] { + if {[lsearch -exact $idlist $p] >= 0} continue + set fk [lindex $children($curview,$p) 0] + if {[rowofcommit $fk] < $row} { + set x [idcol $idlist $p $x] + set idlist [linsert $idlist $x $p] + } + } + if {[incr r] < $commitidx($curview)} { + set p [lindex $displayorder $r] + if {[lsearch -exact $idlist $p] < 0} { + set fk [lindex $children($curview,$p) 0] + if {$fk ne {} && [rowofcommit $fk] < $row} { + set x [idcol $idlist $p $x] + set idlist [linsert $idlist $x $p] + } + } + } + } + } + if {$final && !$viewcomplete($curview) && + $row + $uparrowlen + $mingaplen + $downarrowlen + >= $commitidx($curview)} { + set final 0 + } + set l [llength $rowidlist] + if {$row == $l} { + lappend rowidlist $idlist + lappend rowisopt 0 + lappend rowfinal $final + } elseif {$row < $l} { + if {![rowsequal $idlist [lindex $rowidlist $row]]} { + lset rowidlist $row $idlist + changedrow $row + } + lset rowfinal $row $final + } else { + set pad [ntimes [expr {$row - $l}] {}] + set rowidlist [concat $rowidlist $pad] + lappend rowidlist $idlist + set rowfinal [concat $rowfinal $pad] + lappend rowfinal $final + set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]] + } + } + return $row +} + +proc changedrow {row} { + global displayorder iddrawn rowisopt need_redisplay + + set l [llength $rowisopt] + if {$row < $l} { + lset rowisopt $row 0 + if {$row + 1 < $l} { + lset rowisopt [expr {$row + 1}] 0 + if {$row + 2 < $l} { + lset rowisopt [expr {$row + 2}] 0 + } + } + } + set id [lindex $displayorder $row] + if {[info exists iddrawn($id)]} { + set need_redisplay 1 + } +} + +proc insert_pad {row col npad} { + global rowidlist + + set pad [ntimes $npad {}] + set idlist [lindex $rowidlist $row] + set bef [lrange $idlist 0 [expr {$col - 1}]] + set aft [lrange $idlist $col end] + set i [lsearch -exact $aft {}] + if {$i > 0} { + set aft [lreplace $aft $i $i] + } + lset rowidlist $row [concat $bef $pad $aft] + changedrow $row +} + +proc optimize_rows {row col endrow} { + global rowidlist rowisopt displayorder curview children + + if {$row < 1} { + set row 1 + } + for {} {$row < $endrow} {incr row; set col 0} { + if {[lindex $rowisopt $row]} continue + set haspad 0 + set y0 [expr {$row - 1}] + set ym [expr {$row - 2}] + set idlist [lindex $rowidlist $row] + set previdlist [lindex $rowidlist $y0] + if {$idlist eq {} || $previdlist eq {}} continue + if {$ym >= 0} { + set pprevidlist [lindex $rowidlist $ym] + if {$pprevidlist eq {}} continue + } else { + set pprevidlist {} + } + set x0 -1 + set xm -1 + for {} {$col < [llength $idlist]} {incr col} { + set id [lindex $idlist $col] + if {[lindex $previdlist $col] eq $id} continue + if {$id eq {}} { + set haspad 1 + continue + } + set x0 [lsearch -exact $previdlist $id] + if {$x0 < 0} continue + set z [expr {$x0 - $col}] + set isarrow 0 + set z0 {} + if {$ym >= 0} { + set xm [lsearch -exact $pprevidlist $id] + if {$xm >= 0} { + set z0 [expr {$xm - $x0}] + } + } + if {$z0 eq {}} { + # if row y0 is the first child of $id then it's not an arrow + if {[lindex $children($curview,$id) 0] ne + [lindex $displayorder $y0]} { + set isarrow 1 + } + } + if {!$isarrow && $id ne [lindex $displayorder $row] && + [lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} { + set isarrow 1 + } + # Looking at lines from this row to the previous row, + # make them go straight up if they end in an arrow on + # the previous row; otherwise make them go straight up + # or at 45 degrees. + if {$z < -1 || ($z < 0 && $isarrow)} { + # Line currently goes left too much; + # insert pads in the previous row, then optimize it + set npad [expr {-1 - $z + $isarrow}] + insert_pad $y0 $x0 $npad + if {$y0 > 0} { + optimize_rows $y0 $x0 $row + } + set previdlist [lindex $rowidlist $y0] + set x0 [lsearch -exact $previdlist $id] + set z [expr {$x0 - $col}] + if {$z0 ne {}} { + set pprevidlist [lindex $rowidlist $ym] + set xm [lsearch -exact $pprevidlist $id] + set z0 [expr {$xm - $x0}] + } + } elseif {$z > 1 || ($z > 0 && $isarrow)} { + # Line currently goes right too much; + # insert pads in this line + set npad [expr {$z - 1 + $isarrow}] + insert_pad $row $col $npad + set idlist [lindex $rowidlist $row] + incr col $npad + set z [expr {$x0 - $col}] + set haspad 1 + } + if {$z0 eq {} && !$isarrow && $ym >= 0} { + # this line links to its first child on row $row-2 + set id [lindex $displayorder $ym] + set xc [lsearch -exact $pprevidlist $id] + if {$xc >= 0} { + set z0 [expr {$xc - $x0}] + } + } + # avoid lines jigging left then immediately right + if {$z0 ne {} && $z < 0 && $z0 > 0} { + insert_pad $y0 $x0 1 + incr x0 + optimize_rows $y0 $x0 $row + set previdlist [lindex $rowidlist $y0] + } + } + if {!$haspad} { + # Find the first column that doesn't have a line going right + for {set col [llength $idlist]} {[incr col -1] >= 0} {} { + set id [lindex $idlist $col] + if {$id eq {}} break + set x0 [lsearch -exact $previdlist $id] + if {$x0 < 0} { + # check if this is the link to the first child + set kid [lindex $displayorder $y0] + if {[lindex $children($curview,$id) 0] eq $kid} { + # it is, work out offset to child + set x0 [lsearch -exact $previdlist $kid] + } + } + if {$x0 <= $col} break + } + # Insert a pad at that column as long as it has a line and + # isn't the last column + if {$x0 >= 0 && [incr col] < [llength $idlist]} { + set idlist [linsert $idlist $col {}] + lset rowidlist $row $idlist + changedrow $row + } + } + } +} + +proc xc {row col} { + global canvx0 linespc + return [expr {$canvx0 + $col * $linespc}] +} + +proc yc {row} { + global canvy0 linespc + return [expr {$canvy0 + $row * $linespc}] +} + +proc linewidth {id} { + global thickerline lthickness + + set wid $lthickness + if {[info exists thickerline] && $id eq $thickerline} { + set wid [expr {2 * $lthickness}] + } + return $wid +} + +proc rowranges {id} { + global curview children uparrowlen downarrowlen + global rowidlist + + set kids $children($curview,$id) + if {$kids eq {}} { + return {} + } + set ret {} + lappend kids $id + foreach child $kids { + if {![commitinview $child $curview]} break + set row [rowofcommit $child] + if {![info exists prev]} { + lappend ret [expr {$row + 1}] + } else { + if {$row <= $prevrow} { + puts "oops children of [shortids $id] out of order [shortids $child] $row <= [shortids $prev] $prevrow" + } + # see if the line extends the whole way from prevrow to row + if {$row > $prevrow + $uparrowlen + $downarrowlen && + [lsearch -exact [lindex $rowidlist \ + [expr {int(($row + $prevrow) / 2)}]] $id] < 0} { + # it doesn't, see where it ends + set r [expr {$prevrow + $downarrowlen}] + if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} { + while {[incr r -1] > $prevrow && + [lsearch -exact [lindex $rowidlist $r] $id] < 0} {} + } else { + while {[incr r] <= $row && + [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {} + incr r -1 + } + lappend ret $r + # see where it starts up again + set r [expr {$row - $uparrowlen}] + if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} { + while {[incr r] < $row && + [lsearch -exact [lindex $rowidlist $r] $id] < 0} {} + } else { + while {[incr r -1] >= $prevrow && + [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {} + incr r + } + lappend ret $r + } + } + if {$child eq $id} { + lappend ret $row + } + set prev $child + set prevrow $row + } + return $ret +} + +proc drawlineseg {id row endrow arrowlow} { + global rowidlist displayorder iddrawn linesegs + global canv colormap linespc curview maxlinelen parentlist + + set cols [list [lsearch -exact [lindex $rowidlist $row] $id]] + set le [expr {$row + 1}] + set arrowhigh 1 + while {1} { + set c [lsearch -exact [lindex $rowidlist $le] $id] + if {$c < 0} { + incr le -1 + break + } + lappend cols $c + set x [lindex $displayorder $le] + if {$x eq $id} { + set arrowhigh 0 + break + } + if {[info exists iddrawn($x)] || $le == $endrow} { + set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id] + if {$c >= 0} { + lappend cols $c + set arrowhigh 0 + } + break + } + incr le + } + if {$le <= $row} { + return $row + } + + set lines {} + set i 0 + set joinhigh 0 + if {[info exists linesegs($id)]} { + set lines $linesegs($id) + foreach li $lines { + set r0 [lindex $li 0] + if {$r0 > $row} { + if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} { + set joinhigh 1 + } + break + } + incr i + } + } + set joinlow 0 + if {$i > 0} { + set li [lindex $lines [expr {$i-1}]] + set r1 [lindex $li 1] + if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} { + set joinlow 1 + } + } + + set x [lindex $cols [expr {$le - $row}]] + set xp [lindex $cols [expr {$le - 1 - $row}]] + set dir [expr {$xp - $x}] + if {$joinhigh} { + set ith [lindex $lines $i 2] + set coords [$canv coords $ith] + set ah [$canv itemcget $ith -arrow] + set arrowhigh [expr {$ah eq "first" || $ah eq "both"}] + set x2 [lindex $cols [expr {$le + 1 - $row}]] + if {$x2 ne {} && $x - $x2 == $dir} { + set coords [lrange $coords 0 end-2] + } + } else { + set coords [list [xc $le $x] [yc $le]] + } + if {$joinlow} { + set itl [lindex $lines [expr {$i-1}] 2] + set al [$canv itemcget $itl -arrow] + set arrowlow [expr {$al eq "last" || $al eq "both"}] + } elseif {$arrowlow} { + if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 || + [lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} { + set arrowlow 0 + } + } + set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]] + for {set y $le} {[incr y -1] > $row} {} { + set x $xp + set xp [lindex $cols [expr {$y - 1 - $row}]] + set ndir [expr {$xp - $x}] + if {$dir != $ndir || $xp < 0} { + lappend coords [xc $y $x] [yc $y] + } + set dir $ndir + } + if {!$joinlow} { + if {$xp < 0} { + # join parent line to first child + set ch [lindex $displayorder $row] + set xc [lsearch -exact [lindex $rowidlist $row] $ch] + if {$xc < 0} { + puts "oops: drawlineseg: child $ch not on row $row" + } elseif {$xc != $x} { + if {($arrowhigh && $le == $row + 1) || $dir == 0} { + set d [expr {int(0.5 * $linespc)}] + set x1 [xc $row $x] + if {$xc < $x} { + set x2 [expr {$x1 - $d}] + } else { + set x2 [expr {$x1 + $d}] + } + set y2 [yc $row] + set y1 [expr {$y2 + $d}] + lappend coords $x1 $y1 $x2 $y2 + } elseif {$xc < $x - 1} { + lappend coords [xc $row [expr {$x-1}]] [yc $row] + } elseif {$xc > $x + 1} { + lappend coords [xc $row [expr {$x+1}]] [yc $row] + } + set x $xc + } + lappend coords [xc $row $x] [yc $row] + } else { + set xn [xc $row $xp] + set yn [yc $row] + lappend coords $xn $yn + } + if {!$joinhigh} { + assigncolor $id + set t [$canv create line $coords -width [linewidth $id] \ + -fill $colormap($id) -tags lines.$id -arrow $arrow] + $canv lower $t + bindline $t $id + set lines [linsert $lines $i [list $row $le $t]] + } else { + $canv coords $ith $coords + if {$arrow ne $ah} { + $canv itemconf $ith -arrow $arrow + } + lset lines $i 0 $row + } + } else { + set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id] + set ndir [expr {$xo - $xp}] + set clow [$canv coords $itl] + if {$dir == $ndir} { + set clow [lrange $clow 2 end] + } + set coords [concat $coords $clow] + if {!$joinhigh} { + lset lines [expr {$i-1}] 1 $le + } else { + # coalesce two pieces + $canv delete $ith + set b [lindex $lines [expr {$i-1}] 0] + set e [lindex $lines $i 1] + set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]] + } + $canv coords $itl $coords + if {$arrow ne $al} { + $canv itemconf $itl -arrow $arrow + } + } + + set linesegs($id) $lines + return $le +} + +proc drawparentlinks {id row} { + global rowidlist canv colormap curview parentlist + global idpos linespc + + set rowids [lindex $rowidlist $row] + set col [lsearch -exact $rowids $id] + if {$col < 0} return + set olds [lindex $parentlist $row] + set row2 [expr {$row + 1}] + set x [xc $row $col] + set y [yc $row] + set y2 [yc $row2] + set d [expr {int(0.5 * $linespc)}] + set ymid [expr {$y + $d}] + set ids [lindex $rowidlist $row2] + # rmx = right-most X coord used + set rmx 0 + foreach p $olds { + set i [lsearch -exact $ids $p] + if {$i < 0} { + puts "oops, parent $p of $id not in list" + continue + } + set x2 [xc $row2 $i] + if {$x2 > $rmx} { + set rmx $x2 + } + set j [lsearch -exact $rowids $p] + if {$j < 0} { + # drawlineseg will do this one for us + continue + } + assigncolor $p + # should handle duplicated parents here... + set coords [list $x $y] + if {$i != $col} { + # if attaching to a vertical segment, draw a smaller + # slant for visual distinctness + if {$i == $j} { + if {$i < $col} { + lappend coords [expr {$x2 + $d}] $y $x2 $ymid + } else { + lappend coords [expr {$x2 - $d}] $y $x2 $ymid + } + } elseif {$i < $col && $i < $j} { + # segment slants towards us already + lappend coords [xc $row $j] $y + } else { + if {$i < $col - 1} { + lappend coords [expr {$x2 + $linespc}] $y + } elseif {$i > $col + 1} { + lappend coords [expr {$x2 - $linespc}] $y + } + lappend coords $x2 $y2 + } + } else { + lappend coords $x2 $y2 + } + set t [$canv create line $coords -width [linewidth $p] \ + -fill $colormap($p) -tags lines.$p] + $canv lower $t + bindline $t $p + } + if {$rmx > [lindex $idpos($id) 1]} { + lset idpos($id) 1 $rmx + redrawtags $id + } +} + +proc drawlines {id} { + global canv + + $canv itemconf lines.$id -width [linewidth $id] +} + +proc drawcmittext {id row col} { + global linespc canv canv2 canv3 fgcolor curview + global cmitlisted commitinfo rowidlist parentlist + global rowtextx idpos idtags idheads idotherrefs + global linehtag linentag linedtag selectedline + global canvxmax boldids boldnameids fgcolor markedid + global mainheadid nullid nullid2 circleitem circlecolors ctxbut + global mainheadcirclecolor workingfilescirclecolor indexcirclecolor + global circleoutlinecolor + + # listed is 0 for boundary, 1 for normal, 2 for negative, 3 for left, 4 for right + set listed $cmitlisted($curview,$id) + if {$id eq $nullid} { + set ofill $workingfilescirclecolor + } elseif {$id eq $nullid2} { + set ofill $indexcirclecolor + } elseif {$id eq $mainheadid} { + set ofill $mainheadcirclecolor + } else { + set ofill [lindex $circlecolors $listed] + } + set x [xc $row $col] + set y [yc $row] + set orad [expr {$linespc / 3}] + if {$listed <= 2} { + set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \ + [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \ + -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle] + } elseif {$listed == 3} { + # triangle pointing left for left-side commits + set t [$canv create polygon \ + [expr {$x - $orad}] $y \ + [expr {$x + $orad - 1}] [expr {$y - $orad}] \ + [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \ + -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle] + } else { + # triangle pointing right for right-side commits + set t [$canv create polygon \ + [expr {$x + $orad - 1}] $y \ + [expr {$x - $orad}] [expr {$y - $orad}] \ + [expr {$x - $orad}] [expr {$y + $orad - 1}] \ + -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle] + } + set circleitem($row) $t + $canv raise $t + $canv bind $t <1> {selcanvline {} %x %y} + set rmx [llength [lindex $rowidlist $row]] + set olds [lindex $parentlist $row] + if {$olds ne {}} { + set nextids [lindex $rowidlist [expr {$row + 1}]] + foreach p $olds { + set i [lsearch -exact $nextids $p] + if {$i > $rmx} { + set rmx $i + } + } + } + set xt [xc $row $rmx] + set rowtextx($row) $xt + set idpos($id) [list $x $xt $y] + if {[info exists idtags($id)] || [info exists idheads($id)] + || [info exists idotherrefs($id)]} { + set xt [drawtags $id $x $xt $y] + } + if {[lindex $commitinfo($id) 6] > 0} { + set xt [drawnotesign $xt $y] + } + set headline [lindex $commitinfo($id) 0] + set name [lindex $commitinfo($id) 1] + set date [lindex $commitinfo($id) 2] + set date [formatdate $date] + set font mainfont + set nfont mainfont + set isbold [ishighlighted $id] + if {$isbold > 0} { + lappend boldids $id + set font mainfontbold + if {$isbold > 1} { + lappend boldnameids $id + set nfont mainfontbold + } + } + set linehtag($id) [$canv create text $xt $y -anchor w -fill $fgcolor \ + -text $headline -font $font -tags text] + $canv bind $linehtag($id) $ctxbut "rowmenu %X %Y $id" + set linentag($id) [$canv2 create text 3 $y -anchor w -fill $fgcolor \ + -text $name -font $nfont -tags text] + set linedtag($id) [$canv3 create text 3 $y -anchor w -fill $fgcolor \ + -text $date -font mainfont -tags text] + if {$selectedline == $row} { + make_secsel $id + } + if {[info exists markedid] && $markedid eq $id} { + make_idmark $id + } + set xr [expr {$xt + [font measure $font $headline]}] + if {$xr > $canvxmax} { + set canvxmax $xr + setcanvscroll + } +} + +proc drawcmitrow {row} { + global displayorder rowidlist nrows_drawn + global iddrawn markingmatches + global commitinfo numcommits + global filehighlight fhighlights findpattern nhighlights + global hlview vhighlights + global highlight_related rhighlights + + if {$row >= $numcommits} return + + set id [lindex $displayorder $row] + if {[info exists hlview] && ![info exists vhighlights($id)]} { + askvhighlight $row $id + } + if {[info exists filehighlight] && ![info exists fhighlights($id)]} { + askfilehighlight $row $id + } + if {$findpattern ne {} && ![info exists nhighlights($id)]} { + askfindhighlight $row $id + } + if {$highlight_related ne [mc "None"] && ![info exists rhighlights($id)]} { + askrelhighlight $row $id + } + if {![info exists iddrawn($id)]} { + set col [lsearch -exact [lindex $rowidlist $row] $id] + if {$col < 0} { + puts "oops, row $row id $id not in list" + return + } + if {![info exists commitinfo($id)]} { + getcommit $id + } + assigncolor $id + drawcmittext $id $row $col + set iddrawn($id) 1 + incr nrows_drawn + } + if {$markingmatches} { + markrowmatches $row $id + } +} + +proc drawcommits {row {endrow {}}} { + global numcommits iddrawn displayorder curview need_redisplay + global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn + + if {$row < 0} { + set row 0 + } + if {$endrow eq {}} { + set endrow $row + } + if {$endrow >= $numcommits} { + set endrow [expr {$numcommits - 1}] + } + + set rl1 [expr {$row - $downarrowlen - 3}] + if {$rl1 < 0} { + set rl1 0 + } + set ro1 [expr {$row - 3}] + if {$ro1 < 0} { + set ro1 0 + } + set r2 [expr {$endrow + $uparrowlen + 3}] + if {$r2 > $numcommits} { + set r2 $numcommits + } + for {set r $rl1} {$r < $r2} {incr r} { + if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} { + if {$rl1 < $r} { + layoutrows $rl1 $r + } + set rl1 [expr {$r + 1}] + } + } + if {$rl1 < $r} { + layoutrows $rl1 $r + } + optimize_rows $ro1 0 $r2 + if {$need_redisplay || $nrows_drawn > 2000} { + clear_display + } + + # make the lines join to already-drawn rows either side + set r [expr {$row - 1}] + if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} { + set r $row + } + set er [expr {$endrow + 1}] + if {$er >= $numcommits || + ![info exists iddrawn([lindex $displayorder $er])]} { + set er $endrow + } + for {} {$r <= $er} {incr r} { + set id [lindex $displayorder $r] + set wasdrawn [info exists iddrawn($id)] + drawcmitrow $r + if {$r == $er} break + set nextid [lindex $displayorder [expr {$r + 1}]] + if {$wasdrawn && [info exists iddrawn($nextid)]} continue + drawparentlinks $id $r + + set rowids [lindex $rowidlist $r] + foreach lid $rowids { + if {$lid eq {}} continue + if {[info exists lineend($lid)] && $lineend($lid) > $r} continue + if {$lid eq $id} { + # see if this is the first child of any of its parents + foreach p [lindex $parentlist $r] { + if {[lsearch -exact $rowids $p] < 0} { + # make this line extend up to the child + set lineend($p) [drawlineseg $p $r $er 0] + } + } + } else { + set lineend($lid) [drawlineseg $lid $r $er 1] + } + } + } +} + +proc undolayout {row} { + global uparrowlen mingaplen downarrowlen + global rowidlist rowisopt rowfinal need_redisplay + + set r [expr {$row - ($uparrowlen + $mingaplen + $downarrowlen)}] + if {$r < 0} { + set r 0 + } + if {[llength $rowidlist] > $r} { + incr r -1 + set rowidlist [lrange $rowidlist 0 $r] + set rowfinal [lrange $rowfinal 0 $r] + set rowisopt [lrange $rowisopt 0 $r] + set need_redisplay 1 + run drawvisible + } +} + +proc drawvisible {} { + global canv linespc curview vrowmod selectedline targetrow targetid + global need_redisplay cscroll numcommits + + set fs [$canv yview] + set ymax [lindex [$canv cget -scrollregion] 3] + if {$ymax eq {} || $ymax == 0 || $numcommits == 0} return + set f0 [lindex $fs 0] + set f1 [lindex $fs 1] + set y0 [expr {int($f0 * $ymax)}] + set y1 [expr {int($f1 * $ymax)}] + + if {[info exists targetid]} { + if {[commitinview $targetid $curview]} { + set r [rowofcommit $targetid] + if {$r != $targetrow} { + # Fix up the scrollregion and change the scrolling position + # now that our target row has moved. + set diff [expr {($r - $targetrow) * $linespc}] + set targetrow $r + setcanvscroll + set ymax [lindex [$canv cget -scrollregion] 3] + incr y0 $diff + incr y1 $diff + set f0 [expr {$y0 / $ymax}] + set f1 [expr {$y1 / $ymax}] + allcanvs yview moveto $f0 + $cscroll set $f0 $f1 + set need_redisplay 1 + } + } else { + unset targetid + } + } + + set row [expr {int(($y0 - 3) / $linespc) - 1}] + set endrow [expr {int(($y1 - 3) / $linespc) + 1}] + if {$endrow >= $vrowmod($curview)} { + update_arcrows $curview + } + if {$selectedline ne {} && + $row <= $selectedline && $selectedline <= $endrow} { + set targetrow $selectedline + } elseif {[info exists targetid]} { + set targetrow [expr {int(($row + $endrow) / 2)}] + } + if {[info exists targetrow]} { + if {$targetrow >= $numcommits} { + set targetrow [expr {$numcommits - 1}] + } + set targetid [commitonrow $targetrow] + } + drawcommits $row $endrow +} + +proc clear_display {} { + global iddrawn linesegs need_redisplay nrows_drawn + global vhighlights fhighlights nhighlights rhighlights + global linehtag linentag linedtag boldids boldnameids + + allcanvs delete all + unset -nocomplain iddrawn + unset -nocomplain linesegs + unset -nocomplain linehtag + unset -nocomplain linentag + unset -nocomplain linedtag + set boldids {} + set boldnameids {} + unset -nocomplain vhighlights + unset -nocomplain fhighlights + unset -nocomplain nhighlights + unset -nocomplain rhighlights + set need_redisplay 0 + set nrows_drawn 0 +} + +proc findcrossings {id} { + global rowidlist parentlist numcommits displayorder + + set cross {} + set ccross {} + foreach {s e} [rowranges $id] { + if {$e >= $numcommits} { + set e [expr {$numcommits - 1}] + } + if {$e <= $s} continue + for {set row $e} {[incr row -1] >= $s} {} { + set x [lsearch -exact [lindex $rowidlist $row] $id] + if {$x < 0} break + set olds [lindex $parentlist $row] + set kid [lindex $displayorder $row] + set kidx [lsearch -exact [lindex $rowidlist $row] $kid] + if {$kidx < 0} continue + set nextrow [lindex $rowidlist [expr {$row + 1}]] + foreach p $olds { + set px [lsearch -exact $nextrow $p] + if {$px < 0} continue + if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} { + if {[lsearch -exact $ccross $p] >= 0} continue + if {$x == $px + ($kidx < $px? -1: 1)} { + lappend ccross $p + } elseif {[lsearch -exact $cross $p] < 0} { + lappend cross $p + } + } + } + } + } + return [concat $ccross {{}} $cross] +} + +proc assigncolor {id} { + global colormap colors nextcolor + global parents children children curview + + if {[info exists colormap($id)]} return + set ncolors [llength $colors] + if {[info exists children($curview,$id)]} { + set kids $children($curview,$id) + } else { + set kids {} + } + if {[llength $kids] == 1} { + set child [lindex $kids 0] + if {[info exists colormap($child)] + && [llength $parents($curview,$child)] == 1} { + set colormap($id) $colormap($child) + return + } + } + set badcolors {} + set origbad {} + foreach x [findcrossings $id] { + if {$x eq {}} { + # delimiter between corner crossings and other crossings + if {[llength $badcolors] >= $ncolors - 1} break + set origbad $badcolors + } + if {[info exists colormap($x)] + && [lsearch -exact $badcolors $colormap($x)] < 0} { + lappend badcolors $colormap($x) + } + } + if {[llength $badcolors] >= $ncolors} { + set badcolors $origbad + } + set origbad $badcolors + if {[llength $badcolors] < $ncolors - 1} { + foreach child $kids { + if {[info exists colormap($child)] + && [lsearch -exact $badcolors $colormap($child)] < 0} { + lappend badcolors $colormap($child) + } + foreach p $parents($curview,$child) { + if {[info exists colormap($p)] + && [lsearch -exact $badcolors $colormap($p)] < 0} { + lappend badcolors $colormap($p) + } + } + } + if {[llength $badcolors] >= $ncolors} { + set badcolors $origbad + } + } + for {set i 0} {$i <= $ncolors} {incr i} { + set c [lindex $colors $nextcolor] + if {[incr nextcolor] >= $ncolors} { + set nextcolor 0 + } + if {[lsearch -exact $badcolors $c]} break + } + set colormap($id) $c +} + +proc bindline {t id} { + global canv + + $canv bind $t <Enter> "lineenter %x %y $id" + $canv bind $t <Motion> "linemotion %x %y $id" + $canv bind $t <Leave> "lineleave $id" + $canv bind $t <Button-1> "lineclick %x %y $id 1" +} + +proc graph_pane_width {} { + global use_ttk + + if {$use_ttk} { + set g [.tf.histframe.pwclist sashpos 0] + } else { + set g [.tf.histframe.pwclist sash coord 0] + } + return [lindex $g 0] +} + +proc totalwidth {l font extra} { + set tot 0 + foreach str $l { + set tot [expr {$tot + [font measure $font $str] + $extra}] + } + return $tot +} + +proc drawtags {id x xt y1} { + global idtags idheads idotherrefs mainhead + global linespc lthickness + global canv rowtextx curview fgcolor bgcolor ctxbut + global headbgcolor headfgcolor headoutlinecolor remotebgcolor + global tagbgcolor tagfgcolor tagoutlinecolor + global reflinecolor + + set marks {} + set ntags 0 + set nheads 0 + set singletag 0 + set maxtags 3 + set maxtagpct 25 + set maxwidth [expr {[graph_pane_width] * $maxtagpct / 100}] + set delta [expr {int(0.5 * ($linespc - $lthickness))}] + set extra [expr {$delta + $lthickness + $linespc}] + + if {[info exists idtags($id)]} { + set marks $idtags($id) + set ntags [llength $marks] + if {$ntags > $maxtags || + [totalwidth $marks mainfont $extra] > $maxwidth} { + # show just a single "n tags..." tag + set singletag 1 + if {$ntags == 1} { + set marks [list "tag..."] + } else { + set marks [list [format "%d tags..." $ntags]] + } + set ntags 1 + } + } + if {[info exists idheads($id)]} { + set marks [concat $marks $idheads($id)] + set nheads [llength $idheads($id)] + } + if {[info exists idotherrefs($id)]} { + set marks [concat $marks $idotherrefs($id)] + } + if {$marks eq {}} { + return $xt + } + + set yt [expr {$y1 - 0.5 * $linespc}] + set yb [expr {$yt + $linespc - 1}] + set xvals {} + set wvals {} + set i -1 + foreach tag $marks { + incr i + if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} { + set wid [font measure mainfontbold $tag] + } else { + set wid [font measure mainfont $tag] + } + lappend xvals $xt + lappend wvals $wid + set xt [expr {$xt + $wid + $extra}] + } + set t [$canv create line $x $y1 [lindex $xvals end] $y1 \ + -width $lthickness -fill $reflinecolor -tags tag.$id] + $canv lower $t + foreach tag $marks x $xvals wid $wvals { + set tag_quoted [string map {% %%} $tag] + set xl [expr {$x + $delta}] + set xr [expr {$x + $delta + $wid + $lthickness}] + set font mainfont + if {[incr ntags -1] >= 0} { + # draw a tag + set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \ + $xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \ + -width 1 -outline $tagoutlinecolor -fill $tagbgcolor \ + -tags tag.$id] + if {$singletag} { + set tagclick [list showtags $id 1] + } else { + set tagclick [list showtag $tag_quoted 1] + } + $canv bind $t <1> $tagclick + set rowtextx([rowofcommit $id]) [expr {$xr + $linespc}] + } else { + # draw a head or other ref + if {[incr nheads -1] >= 0} { + set col $headbgcolor + if {$tag eq $mainhead} { + set font mainfontbold + } + } else { + set col "#ddddff" + } + set xl [expr {$xl - $delta/2}] + $canv create polygon $x $yt $xr $yt $xr $yb $x $yb \ + -width 1 -outline black -fill $col -tags tag.$id + if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} { + set rwid [font measure mainfont $remoteprefix] + set xi [expr {$x + 1}] + set yti [expr {$yt + 1}] + set xri [expr {$x + $rwid}] + $canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \ + -width 0 -fill $remotebgcolor -tags tag.$id + } + } + set t [$canv create text $xl $y1 -anchor w -text $tag -fill $headfgcolor \ + -font $font -tags [list tag.$id text]] + if {$ntags >= 0} { + $canv bind $t <1> $tagclick + } elseif {$nheads >= 0} { + $canv bind $t $ctxbut [list headmenu %X %Y $id $tag_quoted] + } + } + return $xt +} + +proc drawnotesign {xt y} { + global linespc canv fgcolor + + set orad [expr {$linespc / 3}] + set t [$canv create rectangle [expr {$xt - $orad}] [expr {$y - $orad}] \ + [expr {$xt + $orad - 1}] [expr {$y + $orad - 1}] \ + -fill yellow -outline $fgcolor -width 1 -tags circle] + set xt [expr {$xt + $orad * 3}] + return $xt +} + +proc xcoord {i level ln} { + global canvx0 xspc1 xspc2 + + set x [expr {$canvx0 + $i * $xspc1($ln)}] + if {$i > 0 && $i == $level} { + set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}] + } elseif {$i > $level} { + set x [expr {$x + $xspc2 - $xspc1($ln)}] + } + return $x +} + +proc show_status {msg} { + global canv fgcolor + + clear_display + set_window_title + $canv create text 3 3 -anchor nw -text $msg -font mainfont \ + -tags text -fill $fgcolor +} + +# Don't change the text pane cursor if it is currently the hand cursor, +# showing that we are over a sha1 ID link. +proc settextcursor {c} { + global ctext curtextcursor + + if {[$ctext cget -cursor] == $curtextcursor} { + $ctext config -cursor $c + } + set curtextcursor $c +} + +proc nowbusy {what {name {}}} { + global isbusy busyname statusw + + if {[array names isbusy] eq {}} { + . config -cursor watch + settextcursor watch + } + set isbusy($what) 1 + set busyname($what) $name + if {$name ne {}} { + $statusw conf -text $name + } +} + +proc notbusy {what} { + global isbusy maincursor textcursor busyname statusw + + catch { + unset isbusy($what) + if {$busyname($what) ne {} && + [$statusw cget -text] eq $busyname($what)} { + $statusw conf -text {} + } + } + if {[array names isbusy] eq {}} { + . config -cursor $maincursor + settextcursor $textcursor + } +} + +proc findmatches {f} { + global findtype findstring + if {$findtype == [mc "Regexp"]} { + set matches [regexp -indices -all -inline $findstring $f] + } else { + set fs $findstring + if {$findtype == [mc "IgnCase"]} { + set f [string tolower $f] + set fs [string tolower $fs] + } + set matches {} + set i 0 + set l [string length $fs] + while {[set j [string first $fs $f $i]] >= 0} { + lappend matches [list $j [expr {$j+$l-1}]] + set i [expr {$j + $l}] + } + } + return $matches +} + +proc dofind {{dirn 1} {wrap 1}} { + global findstring findstartline findcurline selectedline numcommits + global gdttype filehighlight fh_serial find_dirn findallowwrap + + if {[info exists find_dirn]} { + if {$find_dirn == $dirn} return + stopfinding + } + focus . + if {$findstring eq {} || $numcommits == 0} return + if {$selectedline eq {}} { + set findstartline [lindex [visiblerows] [expr {$dirn < 0}]] + } else { + set findstartline $selectedline + } + set findcurline $findstartline + nowbusy finding [mc "Searching"] + if {$gdttype ne [mc "containing:"] && ![info exists filehighlight]} { + after cancel do_file_hl $fh_serial + do_file_hl $fh_serial + } + set find_dirn $dirn + set findallowwrap $wrap + run findmore +} + +proc stopfinding {} { + global find_dirn findcurline fprogcoord + + if {[info exists find_dirn]} { + unset find_dirn + unset findcurline + notbusy finding + set fprogcoord 0 + adjustprogress + } + stopblaming +} + +proc findmore {} { + global commitdata commitinfo numcommits findpattern findloc + global findstartline findcurline findallowwrap + global find_dirn gdttype fhighlights fprogcoord + global curview varcorder vrownum varccommits vrowmod + + if {![info exists find_dirn]} { + return 0 + } + set fldtypes [list [mc "Headline"] [mc "Author"] "" [mc "Committer"] "" [mc "Comments"]] + set l $findcurline + set moretodo 0 + if {$find_dirn > 0} { + incr l + if {$l >= $numcommits} { + set l 0 + } + if {$l <= $findstartline} { + set lim [expr {$findstartline + 1}] + } else { + set lim $numcommits + set moretodo $findallowwrap + } + } else { + if {$l == 0} { + set l $numcommits + } + incr l -1 + if {$l >= $findstartline} { + set lim [expr {$findstartline - 1}] + } else { + set lim -1 + set moretodo $findallowwrap + } + } + set n [expr {($lim - $l) * $find_dirn}] + if {$n > 500} { + set n 500 + set moretodo 1 + } + if {$l + ($find_dirn > 0? $n: 1) > $vrowmod($curview)} { + update_arcrows $curview + } + set found 0 + set domore 1 + set ai [bsearch $vrownum($curview) $l] + set a [lindex $varcorder($curview) $ai] + set arow [lindex $vrownum($curview) $ai] + set ids [lindex $varccommits($curview,$a)] + set arowend [expr {$arow + [llength $ids]}] + if {$gdttype eq [mc "containing:"]} { + for {} {$n > 0} {incr n -1; incr l $find_dirn} { + if {$l < $arow || $l >= $arowend} { + incr ai $find_dirn + set a [lindex $varcorder($curview) $ai] + set arow [lindex $vrownum($curview) $ai] + set ids [lindex $varccommits($curview,$a)] + set arowend [expr {$arow + [llength $ids]}] + } + set id [lindex $ids [expr {$l - $arow}]] + # shouldn't happen unless git log doesn't give all the commits... + if {![info exists commitdata($id)] || + ![doesmatch $commitdata($id)]} { + continue + } + if {![info exists commitinfo($id)]} { + getcommit $id + } + set info $commitinfo($id) + foreach f $info ty $fldtypes { + if {$ty eq ""} continue + if {($findloc eq [mc "All fields"] || $findloc eq $ty) && + [doesmatch $f]} { + set found 1 + break + } + } + if {$found} break + } + } else { + for {} {$n > 0} {incr n -1; incr l $find_dirn} { + if {$l < $arow || $l >= $arowend} { + incr ai $find_dirn + set a [lindex $varcorder($curview) $ai] + set arow [lindex $vrownum($curview) $ai] + set ids [lindex $varccommits($curview,$a)] + set arowend [expr {$arow + [llength $ids]}] + } + set id [lindex $ids [expr {$l - $arow}]] + if {![info exists fhighlights($id)]} { + # this sets fhighlights($id) to -1 + askfilehighlight $l $id + } + if {$fhighlights($id) > 0} { + set found $domore + break + } + if {$fhighlights($id) < 0} { + if {$domore} { + set domore 0 + set findcurline [expr {$l - $find_dirn}] + } + } + } + } + if {$found || ($domore && !$moretodo)} { + unset findcurline + unset find_dirn + notbusy finding + set fprogcoord 0 + adjustprogress + if {$found} { + findselectline $l + } else { + bell + } + return 0 + } + if {!$domore} { + flushhighlights + } else { + set findcurline [expr {$l - $find_dirn}] + } + set n [expr {($findcurline - $findstartline) * $find_dirn - 1}] + if {$n < 0} { + incr n $numcommits + } + set fprogcoord [expr {$n * 1.0 / $numcommits}] + adjustprogress + return $domore +} + +proc findselectline {l} { + global findloc commentend ctext findcurline markingmatches gdttype + + set markingmatches [expr {$gdttype eq [mc "containing:"]}] + set findcurline $l + selectline $l 1 + if {$markingmatches && + ($findloc eq [mc "All fields"] || $findloc eq [mc "Comments"])} { + # highlight the matches in the comments + set f [$ctext get 1.0 $commentend] + set matches [findmatches $f] + foreach match $matches { + set start [lindex $match 0] + set end [expr {[lindex $match 1] + 1}] + $ctext tag add found "1.0 + $start c" "1.0 + $end c" + } + } + drawvisible +} + +# mark the bits of a headline or author that match a find string +proc markmatches {canv l str tag matches font row} { + global selectedline + + set bbox [$canv bbox $tag] + set x0 [lindex $bbox 0] + set y0 [lindex $bbox 1] + set y1 [lindex $bbox 3] + foreach match $matches { + set start [lindex $match 0] + set end [lindex $match 1] + if {$start > $end} continue + set xoff [font measure $font [string range $str 0 [expr {$start-1}]]] + set xlen [font measure $font [string range $str 0 [expr {$end}]]] + set t [$canv create rect [expr {$x0+$xoff}] $y0 \ + [expr {$x0+$xlen+2}] $y1 \ + -outline {} -tags [list match$l matches] -fill yellow] + $canv lower $t + if {$row == $selectedline} { + $canv raise $t secsel + } + } +} + +proc unmarkmatches {} { + global markingmatches + + allcanvs delete matches + set markingmatches 0 + stopfinding +} + +proc selcanvline {w x y} { + global canv canvy0 ctext linespc + global rowtextx + set ymax [lindex [$canv cget -scrollregion] 3] + if {$ymax == {}} return + set yfrac [lindex [$canv yview] 0] + set y [expr {$y + $yfrac * $ymax}] + set l [expr {int(($y - $canvy0) / $linespc + 0.5)}] + if {$l < 0} { + set l 0 + } + if {$w eq $canv} { + set xmax [lindex [$canv cget -scrollregion] 2] + set xleft [expr {[lindex [$canv xview] 0] * $xmax}] + if {![info exists rowtextx($l)] || $xleft + $x < $rowtextx($l)} return + } + unmarkmatches + selectline $l 1 +} + +proc commit_descriptor {p} { + global commitinfo + if {![info exists commitinfo($p)]} { + getcommit $p + } + set l "..." + if {[llength $commitinfo($p)] > 1} { + set l [lindex $commitinfo($p) 0] + } + return "$p ($l)\n" +} + +# append some text to the ctext widget, and make any SHA1 ID +# that we know about be a clickable link. +proc appendwithlinks {text tags} { + global ctext linknum curview + + set start [$ctext index "end - 1c"] + $ctext insert end $text $tags + set links [regexp -indices -all -inline {(?:\m|-g)[0-9a-f]{6,40}\M} $text] + foreach l $links { + set s [lindex $l 0] + set e [lindex $l 1] + set linkid [string range $text $s $e] + incr e + $ctext tag delete link$linknum + $ctext tag add link$linknum "$start + $s c" "$start + $e c" + setlink $linkid link$linknum + incr linknum + } +} + +proc setlink {id lk} { + global curview ctext pendinglinks + global linkfgcolor + + if {[string range $id 0 1] eq "-g"} { + set id [string range $id 2 end] + } + + set known 0 + if {[string length $id] < 40} { + set matches [longid $id] + if {[llength $matches] > 0} { + if {[llength $matches] > 1} return + set known 1 + set id [lindex $matches 0] + } + } else { + set known [commitinview $id $curview] + } + if {$known} { + $ctext tag conf $lk -foreground $linkfgcolor -underline 1 + $ctext tag bind $lk <1> [list selbyid $id] + $ctext tag bind $lk <Enter> {linkcursor %W 1} + $ctext tag bind $lk <Leave> {linkcursor %W -1} + } else { + lappend pendinglinks($id) $lk + interestedin $id {makelink %P} + } +} + +proc appendshortlink {id {pre {}} {post {}}} { + global ctext linknum + + $ctext insert end $pre + $ctext tag delete link$linknum + $ctext insert end [string range $id 0 7] link$linknum + $ctext insert end $post + setlink $id link$linknum + incr linknum +} + +proc makelink {id} { + global pendinglinks + + if {![info exists pendinglinks($id)]} return + foreach lk $pendinglinks($id) { + setlink $id $lk + } + unset pendinglinks($id) +} + +proc linkcursor {w inc} { + global linkentercount curtextcursor + + if {[incr linkentercount $inc] > 0} { + $w configure -cursor hand2 + } else { + $w configure -cursor $curtextcursor + if {$linkentercount < 0} { + set linkentercount 0 + } + } +} + +proc viewnextline {dir} { + global canv linespc + + $canv delete hover + set ymax [lindex [$canv cget -scrollregion] 3] + set wnow [$canv yview] + set wtop [expr {[lindex $wnow 0] * $ymax}] + set newtop [expr {$wtop + $dir * $linespc}] + if {$newtop < 0} { + set newtop 0 + } elseif {$newtop > $ymax} { + set newtop $ymax + } + allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}] +} + +# add a list of tag or branch names at position pos +# returns the number of names inserted +proc appendrefs {pos ids var} { + global ctext linknum curview $var maxrefs visiblerefs mainheadid + + if {[catch {$ctext index $pos}]} { + return 0 + } + $ctext conf -state normal + $ctext delete $pos "$pos lineend" + set tags {} + foreach id $ids { + foreach tag [set $var\($id\)] { + lappend tags [list $tag $id] + } + } + + set sep {} + set tags [lsort -index 0 -decreasing $tags] + set nutags 0 + + if {[llength $tags] > $maxrefs} { + # If we are displaying heads, and there are too many, + # see if there are some important heads to display. + # Currently that are the current head and heads listed in $visiblerefs option + set itags {} + if {$var eq "idheads"} { + set utags {} + foreach ti $tags { + set hname [lindex $ti 0] + set id [lindex $ti 1] + if {([lsearch -exact $visiblerefs $hname] != -1 || $id eq $mainheadid) && + [llength $itags] < $maxrefs} { + lappend itags $ti + } else { + lappend utags $ti + } + } + set tags $utags + } + if {$itags ne {}} { + set str [mc "and many more"] + set sep " " + } else { + set str [mc "many"] + } + $ctext insert $pos "$str ([llength $tags])" + set nutags [llength $tags] + set tags $itags + } + + foreach ti $tags { + set id [lindex $ti 1] + set lk link$linknum + incr linknum + $ctext tag delete $lk + $ctext insert $pos $sep + $ctext insert $pos [lindex $ti 0] $lk + setlink $id $lk + set sep ", " + } + $ctext tag add wwrap "$pos linestart" "$pos lineend" + $ctext conf -state disabled + return [expr {[llength $tags] + $nutags}] +} + +# called when we have finished computing the nearby tags +proc dispneartags {delay} { + global selectedline currentid showneartags tagphase + + if {$selectedline eq {} || !$showneartags} return + after cancel dispnexttag + if {$delay} { + after 200 dispnexttag + set tagphase -1 + } else { + after idle dispnexttag + set tagphase 0 + } +} + +proc dispnexttag {} { + global selectedline currentid showneartags tagphase ctext + + if {$selectedline eq {} || !$showneartags} return + switch -- $tagphase { + 0 { + set dtags [desctags $currentid] + if {$dtags ne {}} { + appendrefs precedes $dtags idtags + } + } + 1 { + set atags [anctags $currentid] + if {$atags ne {}} { + appendrefs follows $atags idtags + } + } + 2 { + set dheads [descheads $currentid] + if {$dheads ne {}} { + if {[appendrefs branch $dheads idheads] > 1 + && [$ctext get "branch -3c"] eq "h"} { + # turn "Branch" into "Branches" + $ctext conf -state normal + $ctext insert "branch -2c" "es" + $ctext conf -state disabled + } + } + } + } + if {[incr tagphase] <= 2} { + after idle dispnexttag + } +} + +proc make_secsel {id} { + global linehtag linentag linedtag canv canv2 canv3 + + if {![info exists linehtag($id)]} return + $canv delete secsel + set t [eval $canv create rect [$canv bbox $linehtag($id)] -outline {{}} \ + -tags secsel -fill [$canv cget -selectbackground]] + $canv lower $t + $canv2 delete secsel + set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] -outline {{}} \ + -tags secsel -fill [$canv2 cget -selectbackground]] + $canv2 lower $t + $canv3 delete secsel + set t [eval $canv3 create rect [$canv3 bbox $linedtag($id)] -outline {{}} \ + -tags secsel -fill [$canv3 cget -selectbackground]] + $canv3 lower $t +} + +proc make_idmark {id} { + global linehtag canv fgcolor + + if {![info exists linehtag($id)]} return + $canv delete markid + set t [eval $canv create rect [$canv bbox $linehtag($id)] \ + -tags markid -outline $fgcolor] + $canv raise $t +} + +proc selectline {l isnew {desired_loc {}} {switch_to_patch 0}} { + global canv ctext commitinfo selectedline + global canvy0 linespc parents children curview + global currentid sha1entry + global commentend idtags linknum + global mergemax numcommits pending_select + global cmitmode showneartags allcommits + global targetrow targetid lastscrollrows + global autoselect autosellen jump_to_here + global vinlinediff + + unset -nocomplain pending_select + $canv delete hover + normalline + unsel_reflist + stopfinding + if {$l < 0 || $l >= $numcommits} return + set id [commitonrow $l] + set targetid $id + set targetrow $l + set selectedline $l + set currentid $id + if {$lastscrollrows < $numcommits} { + setcanvscroll + } + + if {$cmitmode ne "patch" && $switch_to_patch} { + set cmitmode "patch" + } + + set y [expr {$canvy0 + $l * $linespc}] + set ymax [lindex [$canv cget -scrollregion] 3] + set ytop [expr {$y - $linespc - 1}] + set ybot [expr {$y + $linespc + 1}] + set wnow [$canv yview] + set wtop [expr {[lindex $wnow 0] * $ymax}] + set wbot [expr {[lindex $wnow 1] * $ymax}] + set wh [expr {$wbot - $wtop}] + set newtop $wtop + if {$ytop < $wtop} { + if {$ybot < $wtop} { + set newtop [expr {$y - $wh / 2.0}] + } else { + set newtop $ytop + if {$newtop > $wtop - $linespc} { + set newtop [expr {$wtop - $linespc}] + } + } + } elseif {$ybot > $wbot} { + if {$ytop > $wbot} { + set newtop [expr {$y - $wh / 2.0}] + } else { + set newtop [expr {$ybot - $wh}] + if {$newtop < $wtop + $linespc} { + set newtop [expr {$wtop + $linespc}] + } + } + } + if {$newtop != $wtop} { + if {$newtop < 0} { + set newtop 0 + } + allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}] + drawvisible + } + + make_secsel $id + + if {$isnew} { + addtohistory [list selbyid $id 0] savecmitpos + } + + $sha1entry delete 0 end + $sha1entry insert 0 $id + if {$autoselect} { + $sha1entry selection range 0 $autosellen + } + rhighlight_sel $id + + $ctext conf -state normal + clear_ctext + set linknum 0 + if {![info exists commitinfo($id)]} { + getcommit $id + } + set info $commitinfo($id) + set date [formatdate [lindex $info 2]] + $ctext insert end "[mc "Author"]: [lindex $info 1] $date\n" + set date [formatdate [lindex $info 4]] + $ctext insert end "[mc "Committer"]: [lindex $info 3] $date\n" + if {[info exists idtags($id)]} { + $ctext insert end [mc "Tags:"] + foreach tag $idtags($id) { + $ctext insert end " $tag" + } + $ctext insert end "\n" + } + + set headers {} + set olds $parents($curview,$id) + if {[llength $olds] > 1} { + set np 0 + foreach p $olds { + if {$np >= $mergemax} { + set tag mmax + } else { + set tag m$np + } + $ctext insert end "[mc "Parent"]: " $tag + appendwithlinks [commit_descriptor $p] {} + incr np + } + } else { + foreach p $olds { + append headers "[mc "Parent"]: [commit_descriptor $p]" + } + } + + foreach c $children($curview,$id) { + append headers "[mc "Child"]: [commit_descriptor $c]" + } + + # make anything that looks like a SHA1 ID be a clickable link + appendwithlinks $headers {} + if {$showneartags} { + if {![info exists allcommits]} { + getallcommits + } + $ctext insert end "[mc "Branch"]: " + $ctext mark set branch "end -1c" + $ctext mark gravity branch left + $ctext insert end "\n[mc "Follows"]: " + $ctext mark set follows "end -1c" + $ctext mark gravity follows left + $ctext insert end "\n[mc "Precedes"]: " + $ctext mark set precedes "end -1c" + $ctext mark gravity precedes left + $ctext insert end "\n" + dispneartags 1 + } + $ctext insert end "\n" + set comment [lindex $info 5] + if {[string first "\r" $comment] >= 0} { + set comment [string map {"\r" "\n "} $comment] + } + appendwithlinks $comment {comment} + + $ctext tag remove found 1.0 end + $ctext conf -state disabled + set commentend [$ctext index "end - 1c"] + + set jump_to_here $desired_loc + init_flist [mc "Comments"] + if {$cmitmode eq "tree"} { + gettree $id + } elseif {$vinlinediff($curview) == 1} { + showinlinediff $id + } elseif {[llength $olds] <= 1} { + startdiff $id + } else { + mergediff $id + } +} + +proc selfirstline {} { + unmarkmatches + selectline 0 1 +} + +proc sellastline {} { + global numcommits + unmarkmatches + set l [expr {$numcommits - 1}] + selectline $l 1 +} + +proc selnextline {dir} { + global selectedline + focus . + if {$selectedline eq {}} return + set l [expr {$selectedline + $dir}] + unmarkmatches + selectline $l 1 +} + +proc selnextpage {dir} { + global canv linespc selectedline numcommits + + set lpp [expr {([winfo height $canv] - 2) / $linespc}] + if {$lpp < 1} { + set lpp 1 + } + allcanvs yview scroll [expr {$dir * $lpp}] units + drawvisible + if {$selectedline eq {}} return + set l [expr {$selectedline + $dir * $lpp}] + if {$l < 0} { + set l 0 + } elseif {$l >= $numcommits} { + set l [expr $numcommits - 1] + } + unmarkmatches + selectline $l 1 +} + +proc unselectline {} { + global selectedline currentid + + set selectedline {} + unset -nocomplain currentid + allcanvs delete secsel + rhighlight_none +} + +proc reselectline {} { + global selectedline + + if {$selectedline ne {}} { + selectline $selectedline 0 + } +} + +proc addtohistory {cmd {saveproc {}}} { + global history historyindex curview + + unset_posvars + save_position + set elt [list $curview $cmd $saveproc {}] + if {$historyindex > 0 + && [lindex $history [expr {$historyindex - 1}]] == $elt} { + return + } + + if {$historyindex < [llength $history]} { + set history [lreplace $history $historyindex end $elt] + } else { + lappend history $elt + } + incr historyindex + if {$historyindex > 1} { + .tf.bar.leftbut conf -state normal + } else { + .tf.bar.leftbut conf -state disabled + } + .tf.bar.rightbut conf -state disabled +} + +# save the scrolling position of the diff display pane +proc save_position {} { + global historyindex history + + if {$historyindex < 1} return + set hi [expr {$historyindex - 1}] + set fn [lindex $history $hi 2] + if {$fn ne {}} { + lset history $hi 3 [eval $fn] + } +} + +proc unset_posvars {} { + global last_posvars + + if {[info exists last_posvars]} { + foreach {var val} $last_posvars { + global $var + unset -nocomplain $var + } + unset last_posvars + } +} + +proc godo {elt} { + global curview last_posvars + + set view [lindex $elt 0] + set cmd [lindex $elt 1] + set pv [lindex $elt 3] + if {$curview != $view} { + showview $view + } + unset_posvars + foreach {var val} $pv { + global $var + set $var $val + } + set last_posvars $pv + eval $cmd +} + +proc goback {} { + global history historyindex + focus . + + if {$historyindex > 1} { + save_position + incr historyindex -1 + godo [lindex $history [expr {$historyindex - 1}]] + .tf.bar.rightbut conf -state normal + } + if {$historyindex <= 1} { + .tf.bar.leftbut conf -state disabled + } +} + +proc goforw {} { + global history historyindex + focus . + + if {$historyindex < [llength $history]} { + save_position + set cmd [lindex $history $historyindex] + incr historyindex + godo $cmd + .tf.bar.leftbut conf -state normal + } + if {$historyindex >= [llength $history]} { + .tf.bar.rightbut conf -state disabled + } +} + +proc go_to_parent {i} { + global parents curview targetid + set ps $parents($curview,$targetid) + if {[llength $ps] >= $i} { + selbyid [lindex $ps [expr $i - 1]] + } +} + +proc gettree {id} { + global treefilelist treeidlist diffids diffmergeid treepending + global nullid nullid2 + + set diffids $id + unset -nocomplain diffmergeid + if {![info exists treefilelist($id)]} { + if {![info exists treepending]} { + if {$id eq $nullid} { + set cmd [list | git ls-files] + } elseif {$id eq $nullid2} { + set cmd [list | git ls-files --stage -t] + } else { + set cmd [list | git ls-tree -r $id] + } + if {[catch {set gtf [open $cmd r]}]} { + return + } + set treepending $id + set treefilelist($id) {} + set treeidlist($id) {} + fconfigure $gtf -blocking 0 -encoding binary + filerun $gtf [list gettreeline $gtf $id] + } + } else { + setfilelist $id + } +} + +proc gettreeline {gtf id} { + global treefilelist treeidlist treepending cmitmode diffids nullid nullid2 + + set nl 0 + while {[incr nl] <= 1000 && [gets $gtf line] >= 0} { + if {$diffids eq $nullid} { + set fname $line + } else { + set i [string first "\t" $line] + if {$i < 0} continue + set fname [string range $line [expr {$i+1}] end] + set line [string range $line 0 [expr {$i-1}]] + if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue + set sha1 [lindex $line 2] + lappend treeidlist($id) $sha1 + } + if {[string index $fname 0] eq "\""} { + set fname [lindex $fname 0] + } + set fname [encoding convertfrom $fname] + lappend treefilelist($id) $fname + } + if {![eof $gtf]} { + return [expr {$nl >= 1000? 2: 1}] + } + close $gtf + unset treepending + if {$cmitmode ne "tree"} { + if {![info exists diffmergeid]} { + gettreediffs $diffids + } + } elseif {$id ne $diffids} { + gettree $diffids + } else { + setfilelist $id + } + return 0 +} + +proc showfile {f} { + global treefilelist treeidlist diffids nullid nullid2 + global ctext_file_names ctext_file_lines + global ctext commentend + + set i [lsearch -exact $treefilelist($diffids) $f] + if {$i < 0} { + puts "oops, $f not in list for id $diffids" + return + } + if {$diffids eq $nullid} { + if {[catch {set bf [open $f r]} err]} { + puts "oops, can't read $f: $err" + return + } + } else { + set blob [lindex $treeidlist($diffids) $i] + if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} { + puts "oops, error reading blob $blob: $err" + return + } + } + fconfigure $bf -blocking 0 -encoding [get_path_encoding $f] + filerun $bf [list getblobline $bf $diffids] + $ctext config -state normal + clear_ctext $commentend + lappend ctext_file_names $f + lappend ctext_file_lines [lindex [split $commentend "."] 0] + $ctext insert end "\n" + $ctext insert end "$f\n" filesep + $ctext config -state disabled + $ctext yview $commentend + settabs 0 +} + +proc getblobline {bf id} { + global diffids cmitmode ctext + + if {$id ne $diffids || $cmitmode ne "tree"} { + catch {close $bf} + return 0 + } + $ctext config -state normal + set nl 0 + while {[incr nl] <= 1000 && [gets $bf line] >= 0} { + $ctext insert end "$line\n" + } + if {[eof $bf]} { + global jump_to_here ctext_file_names commentend + + # delete last newline + $ctext delete "end - 2c" "end - 1c" + close $bf + if {$jump_to_here ne {} && + [lindex $jump_to_here 0] eq [lindex $ctext_file_names 0]} { + set lnum [expr {[lindex $jump_to_here 1] + + [lindex [split $commentend .] 0]}] + mark_ctext_line $lnum + } + $ctext config -state disabled + return 0 + } + $ctext config -state disabled + return [expr {$nl >= 1000? 2: 1}] +} + +proc mark_ctext_line {lnum} { + global ctext markbgcolor + + $ctext tag delete omark + $ctext tag add omark $lnum.0 "$lnum.0 + 1 line" + $ctext tag conf omark -background $markbgcolor + $ctext see $lnum.0 +} + +proc mergediff {id} { + global diffmergeid + global diffids treediffs + global parents curview + + set diffmergeid $id + set diffids $id + set treediffs($id) {} + set np [llength $parents($curview,$id)] + settabs $np + getblobdiffs $id +} + +proc startdiff {ids} { + global treediffs diffids treepending diffmergeid nullid nullid2 + + settabs 1 + set diffids $ids + unset -nocomplain diffmergeid + if {![info exists treediffs($ids)] || + [lsearch -exact $ids $nullid] >= 0 || + [lsearch -exact $ids $nullid2] >= 0} { + if {![info exists treepending]} { + gettreediffs $ids + } + } else { + addtocflist $ids + } +} + +proc showinlinediff {ids} { + global commitinfo commitdata ctext + global treediffs + + set info $commitinfo($ids) + set diff [lindex $info 7] + set difflines [split $diff "\n"] + + initblobdiffvars + set treediff {} + + set inhdr 0 + foreach line $difflines { + if {![string compare -length 5 "diff " $line]} { + set inhdr 1 + } elseif {$inhdr && ![string compare -length 4 "+++ " $line]} { + # offset also accounts for the b/ prefix + lappend treediff [string range $line 6 end] + set inhdr 0 + } + } + + set treediffs($ids) $treediff + add_flist $treediff + + $ctext conf -state normal + foreach line $difflines { + parseblobdiffline $ids $line + } + maybe_scroll_ctext 1 + $ctext conf -state disabled +} + +# If the filename (name) is under any of the passed filter paths +# then return true to include the file in the listing. +proc path_filter {filter name} { + set worktree [gitworktree] + foreach p $filter { + set fq_p [file normalize $p] + set fq_n [file normalize [file join $worktree $name]] + if {[string match [file normalize $fq_p]* $fq_n]} { + return 1 + } + } + return 0 +} + +proc addtocflist {ids} { + global treediffs + + add_flist $treediffs($ids) + getblobdiffs $ids +} + +proc diffcmd {ids flags} { + global log_showroot nullid nullid2 git_version + + set i [lsearch -exact $ids $nullid] + set j [lsearch -exact $ids $nullid2] + if {$i >= 0} { + if {[llength $ids] > 1 && $j < 0} { + # comparing working directory with some specific revision + set cmd [concat | git diff-index $flags] + if {$i == 0} { + lappend cmd -R [lindex $ids 1] + } else { + lappend cmd [lindex $ids 0] + } + } else { + # comparing working directory with index + set cmd [concat | git diff-files $flags] + if {$j == 1} { + lappend cmd -R + } + } + } elseif {$j >= 0} { + if {[package vcompare $git_version "1.7.2"] >= 0} { + set flags "$flags --ignore-submodules=dirty" + } + set cmd [concat | git diff-index --cached $flags] + if {[llength $ids] > 1} { + # comparing index with specific revision + if {$j == 0} { + lappend cmd -R [lindex $ids 1] + } else { + lappend cmd [lindex $ids 0] + } + } else { + # comparing index with HEAD + lappend cmd HEAD + } + } else { + if {$log_showroot} { + lappend flags --root + } + set cmd [concat | git diff-tree -r $flags $ids] + } + return $cmd +} + +proc gettreediffs {ids} { + global treediff treepending limitdiffs vfilelimit curview + + set cmd [diffcmd $ids {--no-commit-id}] + if {$limitdiffs && $vfilelimit($curview) ne {}} { + set cmd [concat $cmd -- $vfilelimit($curview)] + } + if {[catch {set gdtf [open $cmd r]}]} return + + set treepending $ids + set treediff {} + fconfigure $gdtf -blocking 0 -encoding binary + filerun $gdtf [list gettreediffline $gdtf $ids] +} + +proc gettreediffline {gdtf ids} { + global treediff treediffs treepending diffids diffmergeid + global cmitmode vfilelimit curview limitdiffs perfile_attrs + + set nr 0 + set sublist {} + set max 1000 + if {$perfile_attrs} { + # cache_gitattr is slow, and even slower on win32 where we + # have to invoke it for only about 30 paths at a time + set max 500 + if {[tk windowingsystem] == "win32"} { + set max 120 + } + } + while {[incr nr] <= $max && [gets $gdtf line] >= 0} { + set i [string first "\t" $line] + if {$i >= 0} { + set file [string range $line [expr {$i+1}] end] + if {[string index $file 0] eq "\""} { + set file [lindex $file 0] + } + set file [encoding convertfrom $file] + if {$file ne [lindex $treediff end]} { + lappend treediff $file + lappend sublist $file + } + } + } + if {$perfile_attrs} { + cache_gitattr encoding $sublist + } + if {![eof $gdtf]} { + return [expr {$nr >= $max? 2: 1}] + } + close $gdtf + set treediffs($ids) $treediff + unset treepending + if {$cmitmode eq "tree" && [llength $diffids] == 1} { + gettree $diffids + } elseif {$ids != $diffids} { + if {![info exists diffmergeid]} { + gettreediffs $diffids + } + } else { + addtocflist $ids + } + return 0 +} + +# empty string or positive integer +proc diffcontextvalidate {v} { + return [regexp {^(|[1-9][0-9]*)$} $v] +} + +proc diffcontextchange {n1 n2 op} { + global diffcontextstring diffcontext + + if {[string is integer -strict $diffcontextstring]} { + if {$diffcontextstring >= 0} { + set diffcontext $diffcontextstring + reselectline + } + } +} + +proc changeignorespace {} { + reselectline +} + +proc changeworddiff {name ix op} { + reselectline +} + +proc initblobdiffvars {} { + global diffencoding targetline diffnparents + global diffinhdr currdiffsubmod diffseehere + set targetline {} + set diffnparents 0 + set diffinhdr 0 + set diffencoding [get_path_encoding {}] + set currdiffsubmod "" + set diffseehere -1 +} + +proc getblobdiffs {ids} { + global blobdifffd diffids env + global treediffs + global diffcontext + global ignorespace + global worddiff + global limitdiffs vfilelimit curview + global git_version + + set textconv {} + if {[package vcompare $git_version "1.6.1"] >= 0} { + set textconv "--textconv" + } + set submodule {} + if {[package vcompare $git_version "1.6.6"] >= 0} { + set submodule "--submodule" + } + set cmd [diffcmd $ids "-p $textconv $submodule -C --cc --no-commit-id -U$diffcontext"] + if {$ignorespace} { + append cmd " -w" + } + if {$worddiff ne [mc "Line diff"]} { + append cmd " --word-diff=porcelain" + } + if {$limitdiffs && $vfilelimit($curview) ne {}} { + set cmd [concat $cmd -- $vfilelimit($curview)] + } + if {[catch {set bdf [open $cmd r]} err]} { + error_popup [mc "Error getting diffs: %s" $err] + return + } + fconfigure $bdf -blocking 0 -encoding binary -eofchar {} + set blobdifffd($ids) $bdf + initblobdiffvars + filerun $bdf [list getblobdiffline $bdf $diffids] +} + +proc savecmitpos {} { + global ctext cmitmode + + if {$cmitmode eq "tree"} { + return {} + } + return [list target_scrollpos [$ctext index @0,0]] +} + +proc savectextpos {} { + global ctext + + return [list target_scrollpos [$ctext index @0,0]] +} + +proc maybe_scroll_ctext {ateof} { + global ctext target_scrollpos + + if {![info exists target_scrollpos]} return + if {!$ateof} { + set nlines [expr {[winfo height $ctext] + / [font metrics textfont -linespace]}] + if {[$ctext compare "$target_scrollpos + $nlines lines" <= end]} return + } + $ctext yview $target_scrollpos + unset target_scrollpos +} + +proc setinlist {var i val} { + global $var + + while {[llength [set $var]] < $i} { + lappend $var {} + } + if {[llength [set $var]] == $i} { + lappend $var $val + } else { + lset $var $i $val + } +} + +proc makediffhdr {fname ids} { + global ctext curdiffstart treediffs diffencoding + global ctext_file_names jump_to_here targetline diffline + + set fname [encoding convertfrom $fname] + set diffencoding [get_path_encoding $fname] + set i [lsearch -exact $treediffs($ids) $fname] + if {$i >= 0} { + setinlist difffilestart $i $curdiffstart + } + lset ctext_file_names end $fname + set l [expr {(78 - [string length $fname]) / 2}] + set pad [string range "----------------------------------------" 1 $l] + $ctext insert $curdiffstart "$pad $fname $pad" filesep + set targetline {} + if {$jump_to_here ne {} && [lindex $jump_to_here 0] eq $fname} { + set targetline [lindex $jump_to_here 1] + } + set diffline 0 +} + +proc blobdiffmaybeseehere {ateof} { + global diffseehere + if {$diffseehere >= 0} { + mark_ctext_line [lindex [split $diffseehere .] 0] + } + maybe_scroll_ctext $ateof +} + +proc getblobdiffline {bdf ids} { + global diffids blobdifffd + global ctext + + set nr 0 + $ctext conf -state normal + while {[incr nr] <= 1000 && [gets $bdf line] >= 0} { + if {$ids != $diffids || $bdf != $blobdifffd($ids)} { + # Older diff read. Abort it. + catch {close $bdf} + if {$ids != $diffids} { + array unset blobdifffd $ids + } + return 0 + } + parseblobdiffline $ids $line + } + $ctext conf -state disabled + blobdiffmaybeseehere [eof $bdf] + if {[eof $bdf]} { + catch {close $bdf} + array unset blobdifffd $ids + return 0 + } + return [expr {$nr >= 1000? 2: 1}] +} + +proc parseblobdiffline {ids line} { + global ctext curdiffstart + global diffnexthead diffnextnote difffilestart + global ctext_file_names ctext_file_lines + global diffinhdr treediffs mergemax diffnparents + global diffencoding jump_to_here targetline diffline currdiffsubmod + global worddiff diffseehere + + if {![string compare -length 5 "diff " $line]} { + if {![regexp {^diff (--cc|--git) } $line m type]} { + set line [encoding convertfrom $line] + $ctext insert end "$line\n" hunksep + continue + } + # start of a new file + set diffinhdr 1 + $ctext insert end "\n" + set curdiffstart [$ctext index "end - 1c"] + lappend ctext_file_names "" + lappend ctext_file_lines [lindex [split $curdiffstart "."] 0] + $ctext insert end "\n" filesep + + if {$type eq "--cc"} { + # start of a new file in a merge diff + set fname [string range $line 10 end] + if {[lsearch -exact $treediffs($ids) $fname] < 0} { + lappend treediffs($ids) $fname + add_flist [list $fname] + } + + } else { + set line [string range $line 11 end] + # If the name hasn't changed the length will be odd, + # the middle char will be a space, and the two bits either + # side will be a/name and b/name, or "a/name" and "b/name". + # If the name has changed we'll get "rename from" and + # "rename to" or "copy from" and "copy to" lines following + # this, and we'll use them to get the filenames. + # This complexity is necessary because spaces in the + # filename(s) don't get escaped. + set l [string length $line] + set i [expr {$l / 2}] + if {!(($l & 1) && [string index $line $i] eq " " && + [string range $line 2 [expr {$i - 1}]] eq \ + [string range $line [expr {$i + 3}] end])} { + return + } + # unescape if quoted and chop off the a/ from the front + if {[string index $line 0] eq "\""} { + set fname [string range [lindex $line 0] 2 end] + } else { + set fname [string range $line 2 [expr {$i - 1}]] + } + } + makediffhdr $fname $ids + + } elseif {![string compare -length 16 "* Unmerged path " $line]} { + set fname [encoding convertfrom [string range $line 16 end]] + $ctext insert end "\n" + set curdiffstart [$ctext index "end - 1c"] + lappend ctext_file_names $fname + lappend ctext_file_lines [lindex [split $curdiffstart "."] 0] + $ctext insert end "$line\n" filesep + set i [lsearch -exact $treediffs($ids) $fname] + if {$i >= 0} { + setinlist difffilestart $i $curdiffstart + } + + } elseif {![string compare -length 2 "@@" $line]} { + regexp {^@@+} $line ats + set line [encoding convertfrom $diffencoding $line] + $ctext insert end "$line\n" hunksep + if {[regexp { \+(\d+),\d+ @@} $line m nl]} { + set diffline $nl + } + set diffnparents [expr {[string length $ats] - 1}] + set diffinhdr 0 + + } elseif {![string compare -length 10 "Submodule " $line]} { + # start of a new submodule + if {[regexp -indices "\[0-9a-f\]+\\.\\." $line nameend]} { + set fname [string range $line 10 [expr [lindex $nameend 0] - 2]] + } else { + set fname [string range $line 10 [expr [string first "contains " $line] - 2]] + } + if {$currdiffsubmod != $fname} { + $ctext insert end "\n"; # Add newline after commit message + } + set curdiffstart [$ctext index "end - 1c"] + lappend ctext_file_names "" + if {$currdiffsubmod != $fname} { + lappend ctext_file_lines $fname + makediffhdr $fname $ids + set currdiffsubmod $fname + $ctext insert end "\n$line\n" filesep + } else { + $ctext insert end "$line\n" filesep + } + } elseif {![string compare -length 3 " >" $line]} { + set $currdiffsubmod "" + set line [encoding convertfrom $diffencoding $line] + $ctext insert end "$line\n" dresult + } elseif {![string compare -length 3 " <" $line]} { + set $currdiffsubmod "" + set line [encoding convertfrom $diffencoding $line] + $ctext insert end "$line\n" d0 + } elseif {$diffinhdr} { + if {![string compare -length 12 "rename from " $line]} { + set fname [string range $line [expr 6 + [string first " from " $line] ] end] + if {[string index $fname 0] eq "\""} { + set fname [lindex $fname 0] + } + set fname [encoding convertfrom $fname] + set i [lsearch -exact $treediffs($ids) $fname] + if {$i >= 0} { + setinlist difffilestart $i $curdiffstart + } + } elseif {![string compare -length 10 $line "rename to "] || + ![string compare -length 8 $line "copy to "]} { + set fname [string range $line [expr 4 + [string first " to " $line] ] end] + if {[string index $fname 0] eq "\""} { + set fname [lindex $fname 0] + } + makediffhdr $fname $ids + } elseif {[string compare -length 3 $line "---"] == 0} { + # do nothing + return + } elseif {[string compare -length 3 $line "+++"] == 0} { + set diffinhdr 0 + return + } + $ctext insert end "$line\n" filesep + + } else { + set line [string map {\x1A ^Z} \ + [encoding convertfrom $diffencoding $line]] + # parse the prefix - one ' ', '-' or '+' for each parent + set prefix [string range $line 0 [expr {$diffnparents - 1}]] + set tag [expr {$diffnparents > 1? "m": "d"}] + set dowords [expr {$worddiff ne [mc "Line diff"] && $diffnparents == 1}] + set words_pre_markup "" + set words_post_markup "" + if {[string trim $prefix " -+"] eq {}} { + # prefix only has " ", "-" and "+" in it: normal diff line + set num [string first "-" $prefix] + if {$dowords} { + set line [string range $line 1 end] + } + if {$num >= 0} { + # removed line, first parent with line is $num + if {$num >= $mergemax} { + set num "max" + } + if {$dowords && $worddiff eq [mc "Markup words"]} { + $ctext insert end "\[-$line-\]" $tag$num + } else { + $ctext insert end "$line" $tag$num + } + if {!$dowords} { + $ctext insert end "\n" $tag$num + } + } else { + set tags {} + if {[string first "+" $prefix] >= 0} { + # added line + lappend tags ${tag}result + if {$diffnparents > 1} { + set num [string first " " $prefix] + if {$num >= 0} { + if {$num >= $mergemax} { + set num "max" + } + lappend tags m$num + } + } + set words_pre_markup "{+" + set words_post_markup "+}" + } + if {$targetline ne {}} { + if {$diffline == $targetline} { + set diffseehere [$ctext index "end - 1 chars"] + set targetline {} + } else { + incr diffline + } + } + if {$dowords && $worddiff eq [mc "Markup words"]} { + $ctext insert end "$words_pre_markup$line$words_post_markup" $tags + } else { + $ctext insert end "$line" $tags + } + if {!$dowords} { + $ctext insert end "\n" $tags + } + } + } elseif {$dowords && $prefix eq "~"} { + $ctext insert end "\n" {} + } else { + # "\ No newline at end of file", + # or something else we don't recognize + $ctext insert end "$line\n" hunksep + } + } +} + +proc changediffdisp {} { + global ctext diffelide + + $ctext tag conf d0 -elide [lindex $diffelide 0] + $ctext tag conf dresult -elide [lindex $diffelide 1] +} + +proc highlightfile {cline} { + global cflist cflist_top + + if {![info exists cflist_top]} return + + $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend" + $cflist tag add highlight $cline.0 "$cline.0 lineend" + $cflist see $cline.0 + set cflist_top $cline +} + +proc highlightfile_for_scrollpos {topidx} { + global cmitmode difffilestart + + if {$cmitmode eq "tree"} return + if {![info exists difffilestart]} return + + set top [lindex [split $topidx .] 0] + if {$difffilestart eq {} || $top < [lindex $difffilestart 0]} { + highlightfile 0 + } else { + highlightfile [expr {[bsearch $difffilestart $top] + 2}] + } +} + +proc prevfile {} { + global difffilestart ctext cmitmode + + if {$cmitmode eq "tree"} return + set prev 0.0 + set here [$ctext index @0,0] + foreach loc $difffilestart { + if {[$ctext compare $loc >= $here]} { + $ctext yview $prev + return + } + set prev $loc + } + $ctext yview $prev +} + +proc nextfile {} { + global difffilestart ctext cmitmode + + if {$cmitmode eq "tree"} return + set here [$ctext index @0,0] + foreach loc $difffilestart { + if {[$ctext compare $loc > $here]} { + $ctext yview $loc + return + } + } +} + +proc clear_ctext {{first 1.0}} { + global ctext smarktop smarkbot + global ctext_file_names ctext_file_lines + global pendinglinks + + set l [lindex [split $first .] 0] + if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} { + set smarktop $l + } + if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} { + set smarkbot $l + } + $ctext delete $first end + if {$first eq "1.0"} { + unset -nocomplain pendinglinks + } + set ctext_file_names {} + set ctext_file_lines {} +} + +proc settabs {{firstab {}}} { + global firsttabstop tabstop ctext have_tk85 + + if {$firstab ne {} && $have_tk85} { + set firsttabstop $firstab + } + set w [font measure textfont "0"] + if {$firsttabstop != 0} { + $ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \ + [expr {($firsttabstop + 2 * $tabstop) * $w}]] + } elseif {$have_tk85 || $tabstop != 8} { + $ctext conf -tabs [expr {$tabstop * $w}] + } else { + $ctext conf -tabs {} + } +} + +proc incrsearch {name ix op} { + global ctext searchstring searchdirn + + if {[catch {$ctext index anchor}]} { + # no anchor set, use start of selection, or of visible area + set sel [$ctext tag ranges sel] + if {$sel ne {}} { + $ctext mark set anchor [lindex $sel 0] + } elseif {$searchdirn eq "-forwards"} { + $ctext mark set anchor @0,0 + } else { + $ctext mark set anchor @0,[winfo height $ctext] + } + } + if {$searchstring ne {}} { + set here [$ctext search -count mlen $searchdirn -- $searchstring anchor] + if {$here ne {}} { + $ctext see $here + set mend "$here + $mlen c" + $ctext tag remove sel 1.0 end + $ctext tag add sel $here $mend + suppress_highlighting_file_for_current_scrollpos + highlightfile_for_scrollpos $here + } + } + rehighlight_search_results +} + +proc dosearch {} { + global sstring ctext searchstring searchdirn + + focus $sstring + $sstring icursor end + set searchdirn -forwards + if {$searchstring ne {}} { + set sel [$ctext tag ranges sel] + if {$sel ne {}} { + set start "[lindex $sel 0] + 1c" + } elseif {[catch {set start [$ctext index anchor]}]} { + set start "@0,0" + } + set match [$ctext search -count mlen -- $searchstring $start] + $ctext tag remove sel 1.0 end + if {$match eq {}} { + bell + return + } + $ctext see $match + suppress_highlighting_file_for_current_scrollpos + highlightfile_for_scrollpos $match + set mend "$match + $mlen c" + $ctext tag add sel $match $mend + $ctext mark unset anchor + rehighlight_search_results + } +} + +proc dosearchback {} { + global sstring ctext searchstring searchdirn + + focus $sstring + $sstring icursor end + set searchdirn -backwards + if {$searchstring ne {}} { + set sel [$ctext tag ranges sel] + if {$sel ne {}} { + set start [lindex $sel 0] + } elseif {[catch {set start [$ctext index anchor]}]} { + set start @0,[winfo height $ctext] + } + set match [$ctext search -backwards -count ml -- $searchstring $start] + $ctext tag remove sel 1.0 end + if {$match eq {}} { + bell + return + } + $ctext see $match + suppress_highlighting_file_for_current_scrollpos + highlightfile_for_scrollpos $match + set mend "$match + $ml c" + $ctext tag add sel $match $mend + $ctext mark unset anchor + rehighlight_search_results + } +} + +proc rehighlight_search_results {} { + global ctext searchstring + + $ctext tag remove found 1.0 end + $ctext tag remove currentsearchhit 1.0 end + + if {$searchstring ne {}} { + searchmarkvisible 1 + } +} + +proc searchmark {first last} { + global ctext searchstring + + set sel [$ctext tag ranges sel] + + set mend $first.0 + while {1} { + set match [$ctext search -count mlen -- $searchstring $mend $last.end] + if {$match eq {}} break + set mend "$match + $mlen c" + if {$sel ne {} && [$ctext compare $match == [lindex $sel 0]]} { + $ctext tag add currentsearchhit $match $mend + } else { + $ctext tag add found $match $mend + } + } +} + +proc searchmarkvisible {doall} { + global ctext smarktop smarkbot + + set topline [lindex [split [$ctext index @0,0] .] 0] + set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0] + if {$doall || $botline < $smarktop || $topline > $smarkbot} { + # no overlap with previous + searchmark $topline $botline + set smarktop $topline + set smarkbot $botline + } else { + if {$topline < $smarktop} { + searchmark $topline [expr {$smarktop-1}] + set smarktop $topline + } + if {$botline > $smarkbot} { + searchmark [expr {$smarkbot+1}] $botline + set smarkbot $botline + } + } +} + +proc suppress_highlighting_file_for_current_scrollpos {} { + global ctext suppress_highlighting_file_for_this_scrollpos + + set suppress_highlighting_file_for_this_scrollpos [$ctext index @0,0] +} + +proc scrolltext {f0 f1} { + global searchstring cmitmode ctext + global suppress_highlighting_file_for_this_scrollpos + + set topidx [$ctext index @0,0] + if {![info exists suppress_highlighting_file_for_this_scrollpos] + || $topidx ne $suppress_highlighting_file_for_this_scrollpos} { + highlightfile_for_scrollpos $topidx + } + + unset -nocomplain suppress_highlighting_file_for_this_scrollpos + + .bleft.bottom.sb set $f0 $f1 + if {$searchstring ne {}} { + searchmarkvisible 0 + } +} + +proc setcoords {} { + global linespc charspc canvx0 canvy0 + global xspc1 xspc2 lthickness + + set linespc [font metrics mainfont -linespace] + set charspc [font measure mainfont "m"] + set canvy0 [expr {int(3 + 0.5 * $linespc)}] + set canvx0 [expr {int(3 + 0.5 * $linespc)}] + set lthickness [expr {int($linespc / 9) + 1}] + set xspc1(0) $linespc + set xspc2 $linespc +} + +proc redisplay {} { + global canv + global selectedline + + set ymax [lindex [$canv cget -scrollregion] 3] + if {$ymax eq {} || $ymax == 0} return + set span [$canv yview] + clear_display + setcanvscroll + allcanvs yview moveto [lindex $span 0] + drawvisible + if {$selectedline ne {}} { + selectline $selectedline 0 + allcanvs yview moveto [lindex $span 0] + } +} + +proc parsefont {f n} { + global fontattr + + set fontattr($f,family) [lindex $n 0] + set s [lindex $n 1] + if {$s eq {} || $s == 0} { + set s 10 + } elseif {$s < 0} { + set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}] + } + set fontattr($f,size) $s + set fontattr($f,weight) normal + set fontattr($f,slant) roman + foreach style [lrange $n 2 end] { + switch -- $style { + "normal" - + "bold" {set fontattr($f,weight) $style} + "roman" - + "italic" {set fontattr($f,slant) $style} + } + } +} + +proc fontflags {f {isbold 0}} { + global fontattr + + return [list -family $fontattr($f,family) -size $fontattr($f,size) \ + -weight [expr {$isbold? "bold": $fontattr($f,weight)}] \ + -slant $fontattr($f,slant)] +} + +proc fontname {f} { + global fontattr + + set n [list $fontattr($f,family) $fontattr($f,size)] + if {$fontattr($f,weight) eq "bold"} { + lappend n "bold" + } + if {$fontattr($f,slant) eq "italic"} { + lappend n "italic" + } + return $n +} + +proc incrfont {inc} { + global mainfont textfont ctext canv cflist showrefstop + global stopped entries fontattr + + unmarkmatches + set s $fontattr(mainfont,size) + incr s $inc + if {$s < 1} { + set s 1 + } + set fontattr(mainfont,size) $s + font config mainfont -size $s + font config mainfontbold -size $s + set mainfont [fontname mainfont] + set s $fontattr(textfont,size) + incr s $inc + if {$s < 1} { + set s 1 + } + set fontattr(textfont,size) $s + font config textfont -size $s + font config textfontbold -size $s + set textfont [fontname textfont] + setcoords + settabs + redisplay +} + +proc clearsha1 {} { + global sha1entry sha1string + if {[string length $sha1string] == 40} { + $sha1entry delete 0 end + } +} + +proc sha1change {n1 n2 op} { + global sha1string currentid sha1but + if {$sha1string == {} + || ([info exists currentid] && $sha1string == $currentid)} { + set state disabled + } else { + set state normal + } + if {[$sha1but cget -state] == $state} return + if {$state == "normal"} { + $sha1but conf -state normal -relief raised -text "[mc "Goto:"] " + } else { + $sha1but conf -state disabled -relief flat -text "[mc "SHA1 ID:"] " + } +} + +proc gotocommit {} { + global sha1string tagids headids curview varcid + + if {$sha1string == {} + || ([info exists currentid] && $sha1string == $currentid)} return + if {[info exists tagids($sha1string)]} { + set id $tagids($sha1string) + } elseif {[info exists headids($sha1string)]} { + set id $headids($sha1string) + } else { + set id [string tolower $sha1string] + if {[regexp {^[0-9a-f]{4,39}$} $id]} { + set matches [longid $id] + if {$matches ne {}} { + if {[llength $matches] > 1} { + error_popup [mc "Short SHA1 id %s is ambiguous" $id] + return + } + set id [lindex $matches 0] + } + } else { + if {[catch {set id [exec git rev-parse --verify $sha1string]}]} { + error_popup [mc "Revision %s is not known" $sha1string] + return + } + } + } + if {[commitinview $id $curview]} { + selectline [rowofcommit $id] 1 + return + } + if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} { + set msg [mc "SHA1 id %s is not known" $sha1string] + } else { + set msg [mc "Revision %s is not in the current view" $sha1string] + } + error_popup $msg +} + +proc lineenter {x y id} { + global hoverx hovery hoverid hovertimer + global commitinfo canv + + if {![info exists commitinfo($id)] && ![getcommit $id]} return + set hoverx $x + set hovery $y + set hoverid $id + if {[info exists hovertimer]} { + after cancel $hovertimer + } + set hovertimer [after 500 linehover] + $canv delete hover +} + +proc linemotion {x y id} { + global hoverx hovery hoverid hovertimer + + if {[info exists hoverid] && $id == $hoverid} { + set hoverx $x + set hovery $y + if {[info exists hovertimer]} { + after cancel $hovertimer + } + set hovertimer [after 500 linehover] + } +} + +proc lineleave {id} { + global hoverid hovertimer canv + + if {[info exists hoverid] && $id == $hoverid} { + $canv delete hover + if {[info exists hovertimer]} { + after cancel $hovertimer + unset hovertimer + } + unset hoverid + } +} + +proc linehover {} { + global hoverx hovery hoverid hovertimer + global canv linespc lthickness + global linehoverbgcolor linehoverfgcolor linehoveroutlinecolor + + global commitinfo + + set text [lindex $commitinfo($hoverid) 0] + set ymax [lindex [$canv cget -scrollregion] 3] + if {$ymax == {}} return + set yfrac [lindex [$canv yview] 0] + set x [expr {$hoverx + 2 * $linespc}] + set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}] + set x0 [expr {$x - 2 * $lthickness}] + set y0 [expr {$y - 2 * $lthickness}] + set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}] + set y1 [expr {$y + $linespc + 2 * $lthickness}] + set t [$canv create rectangle $x0 $y0 $x1 $y1 \ + -fill $linehoverbgcolor -outline $linehoveroutlinecolor \ + -width 1 -tags hover] + $canv raise $t + set t [$canv create text $x $y -anchor nw -text $text -tags hover \ + -font mainfont -fill $linehoverfgcolor] + $canv raise $t +} + +proc clickisonarrow {id y} { + global lthickness + + set ranges [rowranges $id] + set thresh [expr {2 * $lthickness + 6}] + set n [expr {[llength $ranges] - 1}] + for {set i 1} {$i < $n} {incr i} { + set row [lindex $ranges $i] + if {abs([yc $row] - $y) < $thresh} { + return $i + } + } + return {} +} + +proc arrowjump {id n y} { + global canv + + # 1 <-> 2, 3 <-> 4, etc... + set n [expr {(($n - 1) ^ 1) + 1}] + set row [lindex [rowranges $id] $n] + set yt [yc $row] + set ymax [lindex [$canv cget -scrollregion] 3] + if {$ymax eq {} || $ymax <= 0} return + set view [$canv yview] + set yspan [expr {[lindex $view 1] - [lindex $view 0]}] + set yfrac [expr {$yt / $ymax - $yspan / 2}] + if {$yfrac < 0} { + set yfrac 0 + } + allcanvs yview moveto $yfrac +} + +proc lineclick {x y id isnew} { + global ctext commitinfo children canv thickerline curview + + if {![info exists commitinfo($id)] && ![getcommit $id]} return + unmarkmatches + unselectline + normalline + $canv delete hover + # draw this line thicker than normal + set thickerline $id + drawlines $id + if {$isnew} { + set ymax [lindex [$canv cget -scrollregion] 3] + if {$ymax eq {}} return + set yfrac [lindex [$canv yview] 0] + set y [expr {$y + $yfrac * $ymax}] + } + set dirn [clickisonarrow $id $y] + if {$dirn ne {}} { + arrowjump $id $dirn $y + return + } + + if {$isnew} { + addtohistory [list lineclick $x $y $id 0] savectextpos + } + # fill the details pane with info about this line + $ctext conf -state normal + clear_ctext + settabs 0 + $ctext insert end "[mc "Parent"]:\t" + $ctext insert end $id link0 + setlink $id link0 + set info $commitinfo($id) + $ctext insert end "\n\t[lindex $info 0]\n" + $ctext insert end "\t[mc "Author"]:\t[lindex $info 1]\n" + set date [formatdate [lindex $info 2]] + $ctext insert end "\t[mc "Date"]:\t$date\n" + set kids $children($curview,$id) + if {$kids ne {}} { + $ctext insert end "\n[mc "Children"]:" + set i 0 + foreach child $kids { + incr i + if {![info exists commitinfo($child)] && ![getcommit $child]} continue + set info $commitinfo($child) + $ctext insert end "\n\t" + $ctext insert end $child link$i + setlink $child link$i + $ctext insert end "\n\t[lindex $info 0]" + $ctext insert end "\n\t[mc "Author"]:\t[lindex $info 1]" + set date [formatdate [lindex $info 2]] + $ctext insert end "\n\t[mc "Date"]:\t$date\n" + } + } + maybe_scroll_ctext 1 + $ctext conf -state disabled + init_flist {} +} + +proc normalline {} { + global thickerline + if {[info exists thickerline]} { + set id $thickerline + unset thickerline + drawlines $id + } +} + +proc selbyid {id {isnew 1}} { + global curview + if {[commitinview $id $curview]} { + selectline [rowofcommit $id] $isnew + } +} + +proc mstime {} { + global startmstime + if {![info exists startmstime]} { + set startmstime [clock clicks -milliseconds] + } + return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]] +} + +proc rowmenu {x y id} { + global rowctxmenu selectedline rowmenuid curview + global nullid nullid2 fakerowmenu mainhead markedid + + stopfinding + set rowmenuid $id + if {$selectedline eq {} || [rowofcommit $id] eq $selectedline} { + set state disabled + } else { + set state normal + } + if {[info exists markedid] && $markedid ne $id} { + set mstate normal + } else { + set mstate disabled + } + if {$id ne $nullid && $id ne $nullid2} { + set menu $rowctxmenu + if {$mainhead ne {}} { + $menu entryconfigure 8 -label [mc "Reset %s branch to here" $mainhead] -state normal + } else { + $menu entryconfigure 8 -label [mc "Detached head: can't reset" $mainhead] -state disabled + } + $menu entryconfigure 10 -state $mstate + $menu entryconfigure 11 -state $mstate + $menu entryconfigure 12 -state $mstate + } else { + set menu $fakerowmenu + } + $menu entryconfigure [mca "Diff this -> selected"] -state $state + $menu entryconfigure [mca "Diff selected -> this"] -state $state + $menu entryconfigure [mca "Make patch"] -state $state + $menu entryconfigure [mca "Diff this -> marked commit"] -state $mstate + $menu entryconfigure [mca "Diff marked commit -> this"] -state $mstate + tk_popup $menu $x $y +} + +proc markhere {} { + global rowmenuid markedid canv + + set markedid $rowmenuid + make_idmark $markedid +} + +proc gotomark {} { + global markedid + + if {[info exists markedid]} { + selbyid $markedid + } +} + +proc replace_by_kids {l r} { + global curview children + + set id [commitonrow $r] + set l [lreplace $l 0 0] + foreach kid $children($curview,$id) { + lappend l [rowofcommit $kid] + } + return [lsort -integer -decreasing -unique $l] +} + +proc find_common_desc {} { + global markedid rowmenuid curview children + + if {![info exists markedid]} return + if {![commitinview $markedid $curview] || + ![commitinview $rowmenuid $curview]} return + #set t1 [clock clicks -milliseconds] + set l1 [list [rowofcommit $markedid]] + set l2 [list [rowofcommit $rowmenuid]] + while 1 { + set r1 [lindex $l1 0] + set r2 [lindex $l2 0] + if {$r1 eq {} || $r2 eq {}} break + if {$r1 == $r2} { + selectline $r1 1 + break + } + if {$r1 > $r2} { + set l1 [replace_by_kids $l1 $r1] + } else { + set l2 [replace_by_kids $l2 $r2] + } + } + #set t2 [clock clicks -milliseconds] + #puts "took [expr {$t2-$t1}]ms" +} + +proc compare_commits {} { + global markedid rowmenuid curview children + + if {![info exists markedid]} return + if {![commitinview $markedid $curview]} return + addtohistory [list do_cmp_commits $markedid $rowmenuid] + do_cmp_commits $markedid $rowmenuid +} + +proc getpatchid {id} { + global patchids + + if {![info exists patchids($id)]} { + set cmd [diffcmd [list $id] {-p --root}] + # trim off the initial "|" + set cmd [lrange $cmd 1 end] + if {[catch { + set x [eval exec $cmd | git patch-id] + set patchids($id) [lindex $x 0] + }]} { + set patchids($id) "error" + } + } + return $patchids($id) +} + +proc do_cmp_commits {a b} { + global ctext curview parents children patchids commitinfo + + $ctext conf -state normal + clear_ctext + init_flist {} + for {set i 0} {$i < 100} {incr i} { + set skipa 0 + set skipb 0 + if {[llength $parents($curview,$a)] > 1} { + appendshortlink $a [mc "Skipping merge commit "] "\n" + set skipa 1 + } else { + set patcha [getpatchid $a] + } + if {[llength $parents($curview,$b)] > 1} { + appendshortlink $b [mc "Skipping merge commit "] "\n" + set skipb 1 + } else { + set patchb [getpatchid $b] + } + if {!$skipa && !$skipb} { + set heada [lindex $commitinfo($a) 0] + set headb [lindex $commitinfo($b) 0] + if {$patcha eq "error"} { + appendshortlink $a [mc "Error getting patch ID for "] \ + [mc " - stopping\n"] + break + } + if {$patchb eq "error"} { + appendshortlink $b [mc "Error getting patch ID for "] \ + [mc " - stopping\n"] + break + } + if {$patcha eq $patchb} { + if {$heada eq $headb} { + appendshortlink $a [mc "Commit "] + appendshortlink $b " == " " $heada\n" + } else { + appendshortlink $a [mc "Commit "] " $heada\n" + appendshortlink $b [mc " is the same patch as\n "] \ + " $headb\n" + } + set skipa 1 + set skipb 1 + } else { + $ctext insert end "\n" + appendshortlink $a [mc "Commit "] " $heada\n" + appendshortlink $b [mc " differs from\n "] \ + " $headb\n" + $ctext insert end [mc "Diff of commits:\n\n"] + $ctext conf -state disabled + update + diffcommits $a $b + return + } + } + if {$skipa} { + set kids [real_children $curview,$a] + if {[llength $kids] != 1} { + $ctext insert end "\n" + appendshortlink $a [mc "Commit "] \ + [mc " has %s children - stopping\n" [llength $kids]] + break + } + set a [lindex $kids 0] + } + if {$skipb} { + set kids [real_children $curview,$b] + if {[llength $kids] != 1} { + appendshortlink $b [mc "Commit "] \ + [mc " has %s children - stopping\n" [llength $kids]] + break + } + set b [lindex $kids 0] + } + } + $ctext conf -state disabled +} + +proc diffcommits {a b} { + global diffcontext diffids blobdifffd diffinhdr currdiffsubmod + + set tmpdir [gitknewtmpdir] + set fna [file join $tmpdir "commit-[string range $a 0 7]"] + set fnb [file join $tmpdir "commit-[string range $b 0 7]"] + if {[catch { + exec git diff-tree -p --pretty $a >$fna + exec git diff-tree -p --pretty $b >$fnb + } err]} { + error_popup [mc "Error writing commit to file: %s" $err] + return + } + if {[catch { + set fd [open "| diff -U$diffcontext $fna $fnb" r] + } err]} { + error_popup [mc "Error diffing commits: %s" $err] + return + } + set diffids [list commits $a $b] + set blobdifffd($diffids) $fd + set diffinhdr 0 + set currdiffsubmod "" + filerun $fd [list getblobdiffline $fd $diffids] +} + +proc diffvssel {dirn} { + global rowmenuid selectedline + + if {$selectedline eq {}} return + if {$dirn} { + set oldid [commitonrow $selectedline] + set newid $rowmenuid + } else { + set oldid $rowmenuid + set newid [commitonrow $selectedline] + } + addtohistory [list doseldiff $oldid $newid] savectextpos + doseldiff $oldid $newid +} + +proc diffvsmark {dirn} { + global rowmenuid markedid + + if {![info exists markedid]} return + if {$dirn} { + set oldid $markedid + set newid $rowmenuid + } else { + set oldid $rowmenuid + set newid $markedid + } + addtohistory [list doseldiff $oldid $newid] savectextpos + doseldiff $oldid $newid +} + +proc doseldiff {oldid newid} { + global ctext + global commitinfo + + $ctext conf -state normal + clear_ctext + init_flist [mc "Top"] + $ctext insert end "[mc "From"] " + $ctext insert end $oldid link0 + setlink $oldid link0 + $ctext insert end "\n " + $ctext insert end [lindex $commitinfo($oldid) 0] + $ctext insert end "\n\n[mc "To"] " + $ctext insert end $newid link1 + setlink $newid link1 + $ctext insert end "\n " + $ctext insert end [lindex $commitinfo($newid) 0] + $ctext insert end "\n" + $ctext conf -state disabled + $ctext tag remove found 1.0 end + startdiff [list $oldid $newid] +} + +proc mkpatch {} { + global rowmenuid currentid commitinfo patchtop patchnum NS + + if {![info exists currentid]} return + set oldid $currentid + set oldhead [lindex $commitinfo($oldid) 0] + set newid $rowmenuid + set newhead [lindex $commitinfo($newid) 0] + set top .patch + set patchtop $top + catch {destroy $top} + ttk_toplevel $top + make_transient $top . + ${NS}::label $top.title -text [mc "Generate patch"] + grid $top.title - -pady 10 + ${NS}::label $top.from -text [mc "From:"] + ${NS}::entry $top.fromsha1 -width 40 + $top.fromsha1 insert 0 $oldid + $top.fromsha1 conf -state readonly + grid $top.from $top.fromsha1 -sticky w + ${NS}::entry $top.fromhead -width 60 + $top.fromhead insert 0 $oldhead + $top.fromhead conf -state readonly + grid x $top.fromhead -sticky w + ${NS}::label $top.to -text [mc "To:"] + ${NS}::entry $top.tosha1 -width 40 + $top.tosha1 insert 0 $newid + $top.tosha1 conf -state readonly + grid $top.to $top.tosha1 -sticky w + ${NS}::entry $top.tohead -width 60 + $top.tohead insert 0 $newhead + $top.tohead conf -state readonly + grid x $top.tohead -sticky w + ${NS}::button $top.rev -text [mc "Reverse"] -command mkpatchrev + grid $top.rev x -pady 10 -padx 5 + ${NS}::label $top.flab -text [mc "Output file:"] + ${NS}::entry $top.fname -width 60 + $top.fname insert 0 [file normalize "patch$patchnum.patch"] + incr patchnum + grid $top.flab $top.fname -sticky w + ${NS}::frame $top.buts + ${NS}::button $top.buts.gen -text [mc "Generate"] -command mkpatchgo + ${NS}::button $top.buts.can -text [mc "Cancel"] -command mkpatchcan + bind $top <Key-Return> mkpatchgo + bind $top <Key-Escape> mkpatchcan + grid $top.buts.gen $top.buts.can + grid columnconfigure $top.buts 0 -weight 1 -uniform a + grid columnconfigure $top.buts 1 -weight 1 -uniform a + grid $top.buts - -pady 10 -sticky ew + focus $top.fname +} + +proc mkpatchrev {} { + global patchtop + + set oldid [$patchtop.fromsha1 get] + set oldhead [$patchtop.fromhead get] + set newid [$patchtop.tosha1 get] + set newhead [$patchtop.tohead get] + foreach e [list fromsha1 fromhead tosha1 tohead] \ + v [list $newid $newhead $oldid $oldhead] { + $patchtop.$e conf -state normal + $patchtop.$e delete 0 end + $patchtop.$e insert 0 $v + $patchtop.$e conf -state readonly + } +} + +proc mkpatchgo {} { + global patchtop nullid nullid2 + + set oldid [$patchtop.fromsha1 get] + set newid [$patchtop.tosha1 get] + set fname [$patchtop.fname get] + set cmd [diffcmd [list $oldid $newid] -p] + # trim off the initial "|" + set cmd [lrange $cmd 1 end] + lappend cmd >$fname & + if {[catch {eval exec $cmd} err]} { + error_popup "[mc "Error creating patch:"] $err" $patchtop + } + catch {destroy $patchtop} + unset patchtop +} + +proc mkpatchcan {} { + global patchtop + + catch {destroy $patchtop} + unset patchtop +} + +proc mktag {} { + global rowmenuid mktagtop commitinfo NS + + set top .maketag + set mktagtop $top + catch {destroy $top} + ttk_toplevel $top + make_transient $top . + ${NS}::label $top.title -text [mc "Create tag"] + grid $top.title - -pady 10 + ${NS}::label $top.id -text [mc "ID:"] + ${NS}::entry $top.sha1 -width 40 + $top.sha1 insert 0 $rowmenuid + $top.sha1 conf -state readonly + grid $top.id $top.sha1 -sticky w + ${NS}::entry $top.head -width 60 + $top.head insert 0 [lindex $commitinfo($rowmenuid) 0] + $top.head conf -state readonly + grid x $top.head -sticky w + ${NS}::label $top.tlab -text [mc "Tag name:"] + ${NS}::entry $top.tag -width 60 + grid $top.tlab $top.tag -sticky w + ${NS}::label $top.op -text [mc "Tag message is optional"] + grid $top.op -columnspan 2 -sticky we + ${NS}::label $top.mlab -text [mc "Tag message:"] + ${NS}::entry $top.msg -width 60 + grid $top.mlab $top.msg -sticky w + ${NS}::frame $top.buts + ${NS}::button $top.buts.gen -text [mc "Create"] -command mktaggo + ${NS}::button $top.buts.can -text [mc "Cancel"] -command mktagcan + bind $top <Key-Return> mktaggo + bind $top <Key-Escape> mktagcan + grid $top.buts.gen $top.buts.can + grid columnconfigure $top.buts 0 -weight 1 -uniform a + grid columnconfigure $top.buts 1 -weight 1 -uniform a + grid $top.buts - -pady 10 -sticky ew + focus $top.tag +} + +proc domktag {} { + global mktagtop env tagids idtags + + set id [$mktagtop.sha1 get] + set tag [$mktagtop.tag get] + set msg [$mktagtop.msg get] + if {$tag == {}} { + error_popup [mc "No tag name specified"] $mktagtop + return 0 + } + if {[info exists tagids($tag)]} { + error_popup [mc "Tag \"%s\" already exists" $tag] $mktagtop + return 0 + } + if {[catch { + if {$msg != {}} { + exec git tag -a -m $msg $tag $id + } else { + exec git tag $tag $id + } + } err]} { + error_popup "[mc "Error creating tag:"] $err" $mktagtop + return 0 + } + + set tagids($tag) $id + lappend idtags($id) $tag + redrawtags $id + addedtag $id + dispneartags 0 + run refill_reflist + return 1 +} + +proc redrawtags {id} { + global canv linehtag idpos currentid curview cmitlisted markedid + global canvxmax iddrawn circleitem mainheadid circlecolors + global mainheadcirclecolor + + if {![commitinview $id $curview]} return + if {![info exists iddrawn($id)]} return + set row [rowofcommit $id] + if {$id eq $mainheadid} { + set ofill $mainheadcirclecolor + } else { + set ofill [lindex $circlecolors $cmitlisted($curview,$id)] + } + $canv itemconf $circleitem($row) -fill $ofill + $canv delete tag.$id + set xt [eval drawtags $id $idpos($id)] + $canv coords $linehtag($id) $xt [lindex $idpos($id) 2] + set text [$canv itemcget $linehtag($id) -text] + set font [$canv itemcget $linehtag($id) -font] + set xr [expr {$xt + [font measure $font $text]}] + if {$xr > $canvxmax} { + set canvxmax $xr + setcanvscroll + } + if {[info exists currentid] && $currentid == $id} { + make_secsel $id + } + if {[info exists markedid] && $markedid eq $id} { + make_idmark $id + } +} + +proc mktagcan {} { + global mktagtop + + catch {destroy $mktagtop} + unset mktagtop +} + +proc mktaggo {} { + if {![domktag]} return + mktagcan +} + +proc copysummary {} { + global rowmenuid autosellen + + set format "%h (\"%s\", %ad)" + set cmd [list git show -s --pretty=format:$format --date=short] + if {$autosellen < 40} { + lappend cmd --abbrev=$autosellen + } + set summary [eval exec $cmd $rowmenuid] + + clipboard clear + clipboard append $summary +} + +proc writecommit {} { + global rowmenuid wrcomtop commitinfo wrcomcmd NS + + set top .writecommit + set wrcomtop $top + catch {destroy $top} + ttk_toplevel $top + make_transient $top . + ${NS}::label $top.title -text [mc "Write commit to file"] + grid $top.title - -pady 10 + ${NS}::label $top.id -text [mc "ID:"] + ${NS}::entry $top.sha1 -width 40 + $top.sha1 insert 0 $rowmenuid + $top.sha1 conf -state readonly + grid $top.id $top.sha1 -sticky w + ${NS}::entry $top.head -width 60 + $top.head insert 0 [lindex $commitinfo($rowmenuid) 0] + $top.head conf -state readonly + grid x $top.head -sticky w + ${NS}::label $top.clab -text [mc "Command:"] + ${NS}::entry $top.cmd -width 60 -textvariable wrcomcmd + grid $top.clab $top.cmd -sticky w -pady 10 + ${NS}::label $top.flab -text [mc "Output file:"] + ${NS}::entry $top.fname -width 60 + $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"] + grid $top.flab $top.fname -sticky w + ${NS}::frame $top.buts + ${NS}::button $top.buts.gen -text [mc "Write"] -command wrcomgo + ${NS}::button $top.buts.can -text [mc "Cancel"] -command wrcomcan + bind $top <Key-Return> wrcomgo + bind $top <Key-Escape> wrcomcan + grid $top.buts.gen $top.buts.can + grid columnconfigure $top.buts 0 -weight 1 -uniform a + grid columnconfigure $top.buts 1 -weight 1 -uniform a + grid $top.buts - -pady 10 -sticky ew + focus $top.fname +} + +proc wrcomgo {} { + global wrcomtop + + set id [$wrcomtop.sha1 get] + set cmd "echo $id | [$wrcomtop.cmd get]" + set fname [$wrcomtop.fname get] + if {[catch {exec sh -c $cmd >$fname &} err]} { + error_popup "[mc "Error writing commit:"] $err" $wrcomtop + } + catch {destroy $wrcomtop} + unset wrcomtop +} + +proc wrcomcan {} { + global wrcomtop + + catch {destroy $wrcomtop} + unset wrcomtop +} + +proc mkbranch {} { + global NS rowmenuid + + set top .branchdialog + + set val(name) "" + set val(id) $rowmenuid + set val(command) [list mkbrgo $top] + + set ui(title) [mc "Create branch"] + set ui(accept) [mc "Create"] + + branchdia $top val ui +} + +proc mvbranch {} { + global NS + global headmenuid headmenuhead + + set top .branchdialog + + set val(name) $headmenuhead + set val(id) $headmenuid + set val(command) [list mvbrgo $top $headmenuhead] + + set ui(title) [mc "Rename branch %s" $headmenuhead] + set ui(accept) [mc "Rename"] + + branchdia $top val ui +} + +proc branchdia {top valvar uivar} { + global NS commitinfo + upvar $valvar val $uivar ui + + catch {destroy $top} + ttk_toplevel $top + make_transient $top . + ${NS}::label $top.title -text $ui(title) + grid $top.title - -pady 10 + ${NS}::label $top.id -text [mc "ID:"] + ${NS}::entry $top.sha1 -width 40 + $top.sha1 insert 0 $val(id) + $top.sha1 conf -state readonly + grid $top.id $top.sha1 -sticky w + ${NS}::entry $top.head -width 60 + $top.head insert 0 [lindex $commitinfo($val(id)) 0] + $top.head conf -state readonly + grid x $top.head -sticky ew + grid columnconfigure $top 1 -weight 1 + ${NS}::label $top.nlab -text [mc "Name:"] + ${NS}::entry $top.name -width 40 + $top.name insert 0 $val(name) + grid $top.nlab $top.name -sticky w + ${NS}::frame $top.buts + ${NS}::button $top.buts.go -text $ui(accept) -command $val(command) + ${NS}::button $top.buts.can -text [mc "Cancel"] -command "catch {destroy $top}" + bind $top <Key-Return> $val(command) + bind $top <Key-Escape> "catch {destroy $top}" + grid $top.buts.go $top.buts.can + grid columnconfigure $top.buts 0 -weight 1 -uniform a + grid columnconfigure $top.buts 1 -weight 1 -uniform a + grid $top.buts - -pady 10 -sticky ew + focus $top.name +} + +proc mkbrgo {top} { + global headids idheads + + set name [$top.name get] + set id [$top.sha1 get] + set cmdargs {} + set old_id {} + if {$name eq {}} { + error_popup [mc "Please specify a name for the new branch"] $top + return + } + if {[info exists headids($name)]} { + if {![confirm_popup [mc \ + "Branch '%s' already exists. Overwrite?" $name] $top]} { + return + } + set old_id $headids($name) + lappend cmdargs -f + } + catch {destroy $top} + lappend cmdargs $name $id + nowbusy newbranch + update + if {[catch { + eval exec git branch $cmdargs + } err]} { + notbusy newbranch + error_popup $err + } else { + notbusy newbranch + if {$old_id ne {}} { + movehead $id $name + movedhead $id $name + redrawtags $old_id + redrawtags $id + } else { + set headids($name) $id + lappend idheads($id) $name + addedhead $id $name + redrawtags $id + } + dispneartags 0 + run refill_reflist + } +} + +proc mvbrgo {top prevname} { + global headids idheads mainhead mainheadid + + set name [$top.name get] + set id [$top.sha1 get] + set cmdargs {} + if {$name eq $prevname} { + catch {destroy $top} + return + } + if {$name eq {}} { + error_popup [mc "Please specify a new name for the branch"] $top + return + } + catch {destroy $top} + lappend cmdargs -m $prevname $name + nowbusy renamebranch + update + if {[catch { + eval exec git branch $cmdargs + } err]} { + notbusy renamebranch + error_popup $err + } else { + notbusy renamebranch + removehead $id $prevname + removedhead $id $prevname + set headids($name) $id + lappend idheads($id) $name + addedhead $id $name + if {$prevname eq $mainhead} { + set mainhead $name + set mainheadid $id + } + redrawtags $id + dispneartags 0 + run refill_reflist + } +} + +proc exec_citool {tool_args {baseid {}}} { + global commitinfo env + + set save_env [array get env GIT_AUTHOR_*] + + if {$baseid ne {}} { + if {![info exists commitinfo($baseid)]} { + getcommit $baseid + } + set author [lindex $commitinfo($baseid) 1] + set date [lindex $commitinfo($baseid) 2] + if {[regexp {^\s*(\S.*\S|\S)\s*<(.*)>\s*$} \ + $author author name email] + && $date ne {}} { + set env(GIT_AUTHOR_NAME) $name + set env(GIT_AUTHOR_EMAIL) $email + set env(GIT_AUTHOR_DATE) $date + } + } + + eval exec git citool $tool_args & + + array unset env GIT_AUTHOR_* + array set env $save_env +} + +proc cherrypick {} { + global rowmenuid curview + global mainhead mainheadid + global gitdir + + set oldhead [exec git rev-parse HEAD] + set dheads [descheads $rowmenuid] + if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} { + set ok [confirm_popup [mc "Commit %s is already\ + included in branch %s -- really re-apply it?" \ + [string range $rowmenuid 0 7] $mainhead]] + if {!$ok} return + } + nowbusy cherrypick [mc "Cherry-picking"] + update + # Unfortunately git-cherry-pick writes stuff to stderr even when + # no error occurs, and exec takes that as an indication of error... + if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} { + notbusy cherrypick + if {[regexp -line \ + {Entry '(.*)' (would be overwritten by merge|not uptodate)} \ + $err msg fname]} { + error_popup [mc "Cherry-pick failed because of local changes\ + to file '%s'.\nPlease commit, reset or stash\ + your changes and try again." $fname] + } elseif {[regexp -line \ + {^(CONFLICT \(.*\):|Automatic cherry-pick failed|error: could not apply)} \ + $err]} { + if {[confirm_popup [mc "Cherry-pick failed because of merge\ + conflict.\nDo you wish to run git citool to\ + resolve it?"]]} { + # Force citool to read MERGE_MSG + file delete [file join $gitdir "GITGUI_MSG"] + exec_citool {} $rowmenuid + } + } else { + error_popup $err + } + run updatecommits + return + } + set newhead [exec git rev-parse HEAD] + if {$newhead eq $oldhead} { + notbusy cherrypick + error_popup [mc "No changes committed"] + return + } + addnewchild $newhead $oldhead + if {[commitinview $oldhead $curview]} { + # XXX this isn't right if we have a path limit... + insertrow $newhead $oldhead $curview + if {$mainhead ne {}} { + movehead $newhead $mainhead + movedhead $newhead $mainhead + } + set mainheadid $newhead + redrawtags $oldhead + redrawtags $newhead + selbyid $newhead + } + notbusy cherrypick +} + +proc revert {} { + global rowmenuid curview + global mainhead mainheadid + global gitdir + + set oldhead [exec git rev-parse HEAD] + set dheads [descheads $rowmenuid] + if { $dheads eq {} || [lsearch -exact $dheads $oldhead] == -1 } { + set ok [confirm_popup [mc "Commit %s is not\ + included in branch %s -- really revert it?" \ + [string range $rowmenuid 0 7] $mainhead]] + if {!$ok} return + } + nowbusy revert [mc "Reverting"] + update + + if [catch {exec git revert --no-edit $rowmenuid} err] { + notbusy revert + if [regexp {files would be overwritten by merge:(\n(( |\t)+[^\n]+\n)+)}\ + $err match files] { + regsub {\n( |\t)+} $files "\n" files + error_popup [mc "Revert failed because of local changes to\ + the following files:%s Please commit, reset or stash \ + your changes and try again." $files] + } elseif [regexp {error: could not revert} $err] { + if [confirm_popup [mc "Revert failed because of merge conflict.\n\ + Do you wish to run git citool to resolve it?"]] { + # Force citool to read MERGE_MSG + file delete [file join $gitdir "GITGUI_MSG"] + exec_citool {} $rowmenuid + } + } else { error_popup $err } + run updatecommits + return + } + + set newhead [exec git rev-parse HEAD] + if { $newhead eq $oldhead } { + notbusy revert + error_popup [mc "No changes committed"] + return + } + + addnewchild $newhead $oldhead + + if [commitinview $oldhead $curview] { + # XXX this isn't right if we have a path limit... + insertrow $newhead $oldhead $curview + if {$mainhead ne {}} { + movehead $newhead $mainhead + movedhead $newhead $mainhead + } + set mainheadid $newhead + redrawtags $oldhead + redrawtags $newhead + selbyid $newhead + } + + notbusy revert +} + +proc resethead {} { + global mainhead rowmenuid confirm_ok resettype NS + + set confirm_ok 0 + set w ".confirmreset" + ttk_toplevel $w + make_transient $w . + wm title $w [mc "Confirm reset"] + ${NS}::label $w.m -text \ + [mc "Reset branch %s to %s?" $mainhead [string range $rowmenuid 0 7]] + pack $w.m -side top -fill x -padx 20 -pady 20 + ${NS}::labelframe $w.f -text [mc "Reset type:"] + set resettype mixed + ${NS}::radiobutton $w.f.soft -value soft -variable resettype \ + -text [mc "Soft: Leave working tree and index untouched"] + grid $w.f.soft -sticky w + ${NS}::radiobutton $w.f.mixed -value mixed -variable resettype \ + -text [mc "Mixed: Leave working tree untouched, reset index"] + grid $w.f.mixed -sticky w + ${NS}::radiobutton $w.f.hard -value hard -variable resettype \ + -text [mc "Hard: Reset working tree and index\n(discard ALL local changes)"] + grid $w.f.hard -sticky w + pack $w.f -side top -fill x -padx 4 + ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w" + pack $w.ok -side left -fill x -padx 20 -pady 20 + ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w" + bind $w <Key-Escape> [list destroy $w] + pack $w.cancel -side right -fill x -padx 20 -pady 20 + bind $w <Visibility> "grab $w; focus $w" + tkwait window $w + if {!$confirm_ok} return + if {[catch {set fd [open \ + [list | git reset --$resettype $rowmenuid 2>@1] r]} err]} { + error_popup $err + } else { + dohidelocalchanges + filerun $fd [list readresetstat $fd] + nowbusy reset [mc "Resetting"] + selbyid $rowmenuid + } +} + +proc readresetstat {fd} { + global mainhead mainheadid showlocalchanges rprogcoord + + if {[gets $fd line] >= 0} { + if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} { + set rprogcoord [expr {1.0 * $m / $n}] + adjustprogress + } + return 1 + } + set rprogcoord 0 + adjustprogress + notbusy reset + if {[catch {close $fd} err]} { + error_popup $err + } + set oldhead $mainheadid + set newhead [exec git rev-parse HEAD] + if {$newhead ne $oldhead} { + movehead $newhead $mainhead + movedhead $newhead $mainhead + set mainheadid $newhead + redrawtags $oldhead + redrawtags $newhead + } + if {$showlocalchanges} { + doshowlocalchanges + } + return 0 +} + +# context menu for a head +proc headmenu {x y id head} { + global headmenuid headmenuhead headctxmenu mainhead headids + + stopfinding + set headmenuid $id + set headmenuhead $head + array set state {0 normal 1 normal 2 normal} + if {[string match "remotes/*" $head]} { + set localhead [string range $head [expr [string last / $head] + 1] end] + if {[info exists headids($localhead)]} { + set state(0) disabled + } + array set state {1 disabled 2 disabled} + } + if {$head eq $mainhead} { + array set state {0 disabled 2 disabled} + } + foreach i {0 1 2} { + $headctxmenu entryconfigure $i -state $state($i) + } + tk_popup $headctxmenu $x $y +} + +proc cobranch {} { + global headmenuid headmenuhead headids + global showlocalchanges + + # check the tree is clean first?? + set newhead $headmenuhead + set command [list | git checkout] + if {[string match "remotes/*" $newhead]} { + set remote $newhead + set newhead [string range $newhead [expr [string last / $newhead] + 1] end] + # The following check is redundant - the menu option should + # be disabled to begin with... + if {[info exists headids($newhead)]} { + error_popup [mc "A local branch named %s exists already" $newhead] + return + } + lappend command -b $newhead --track $remote + } else { + lappend command $newhead + } + lappend command 2>@1 + nowbusy checkout [mc "Checking out"] + update + dohidelocalchanges + if {[catch { + set fd [open $command r] + } err]} { + notbusy checkout + error_popup $err + if {$showlocalchanges} { + dodiffindex + } + } else { + filerun $fd [list readcheckoutstat $fd $newhead $headmenuid] + } +} + +proc readcheckoutstat {fd newhead newheadid} { + global mainhead mainheadid headids idheads showlocalchanges progresscoords + global viewmainheadid curview + + if {[gets $fd line] >= 0} { + if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} { + set progresscoords [list 0 [expr {1.0 * $m / $n}]] + adjustprogress + } + return 1 + } + set progresscoords {0 0} + adjustprogress + notbusy checkout + if {[catch {close $fd} err]} { + error_popup $err + return + } + set oldmainid $mainheadid + if {! [info exists headids($newhead)]} { + set headids($newhead) $newheadid + lappend idheads($newheadid) $newhead + addedhead $newheadid $newhead + } + set mainhead $newhead + set mainheadid $newheadid + set viewmainheadid($curview) $newheadid + redrawtags $oldmainid + redrawtags $newheadid + selbyid $newheadid + if {$showlocalchanges} { + dodiffindex + } +} + +proc rmbranch {} { + global headmenuid headmenuhead mainhead + global idheads + + set head $headmenuhead + set id $headmenuid + # this check shouldn't be needed any more... + if {$head eq $mainhead} { + error_popup [mc "Cannot delete the currently checked-out branch"] + return + } + set dheads [descheads $id] + if {[llength $dheads] == 1 && $idheads($dheads) eq $head} { + # the stuff on this branch isn't on any other branch + if {![confirm_popup [mc "The commits on branch %s aren't on any other\ + branch.\nReally delete branch %s?" $head $head]]} return + } + nowbusy rmbranch + update + if {[catch {exec git branch -D $head} err]} { + notbusy rmbranch + error_popup $err + return + } + removehead $id $head + removedhead $id $head + redrawtags $id + notbusy rmbranch + dispneartags 0 + run refill_reflist +} + +# Display a list of tags and heads +proc showrefs {} { + global showrefstop bgcolor fgcolor selectbgcolor NS + global bglist fglist reflistfilter reflist maincursor + + set top .showrefs + set showrefstop $top + if {[winfo exists $top]} { + raise $top + refill_reflist + return + } + ttk_toplevel $top + wm title $top [mc "Tags and heads: %s" [file tail [pwd]]] + make_transient $top . + text $top.list -background $bgcolor -foreground $fgcolor \ + -selectbackground $selectbgcolor -font mainfont \ + -xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \ + -width 30 -height 20 -cursor $maincursor \ + -spacing1 1 -spacing3 1 -state disabled + $top.list tag configure highlight -background $selectbgcolor + if {![lsearch -exact $bglist $top.list]} { + lappend bglist $top.list + lappend fglist $top.list + } + ${NS}::scrollbar $top.ysb -command "$top.list yview" -orient vertical + ${NS}::scrollbar $top.xsb -command "$top.list xview" -orient horizontal + grid $top.list $top.ysb -sticky nsew + grid $top.xsb x -sticky ew + ${NS}::frame $top.f + ${NS}::label $top.f.l -text "[mc "Filter"]: " + ${NS}::entry $top.f.e -width 20 -textvariable reflistfilter + set reflistfilter "*" + trace add variable reflistfilter write reflistfilter_change + pack $top.f.e -side right -fill x -expand 1 + pack $top.f.l -side left + grid $top.f - -sticky ew -pady 2 + ${NS}::button $top.close -command [list destroy $top] -text [mc "Close"] + bind $top <Key-Escape> [list destroy $top] + grid $top.close - + grid columnconfigure $top 0 -weight 1 + grid rowconfigure $top 0 -weight 1 + bind $top.list <1> {break} + bind $top.list <B1-Motion> {break} + bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break} + set reflist {} + refill_reflist +} + +proc sel_reflist {w x y} { + global showrefstop reflist headids tagids otherrefids + + if {![winfo exists $showrefstop]} return + set l [lindex [split [$w index "@$x,$y"] "."] 0] + set ref [lindex $reflist [expr {$l-1}]] + set n [lindex $ref 0] + switch -- [lindex $ref 1] { + "H" {selbyid $headids($n)} + "T" {selbyid $tagids($n)} + "o" {selbyid $otherrefids($n)} + } + $showrefstop.list tag add highlight $l.0 "$l.0 lineend" +} + +proc unsel_reflist {} { + global showrefstop + + if {![info exists showrefstop] || ![winfo exists $showrefstop]} return + $showrefstop.list tag remove highlight 0.0 end +} + +proc reflistfilter_change {n1 n2 op} { + global reflistfilter + + after cancel refill_reflist + after 200 refill_reflist +} + +proc refill_reflist {} { + global reflist reflistfilter showrefstop headids tagids otherrefids + global curview + + if {![info exists showrefstop] || ![winfo exists $showrefstop]} return + set refs {} + foreach n [array names headids] { + if {[string match $reflistfilter $n]} { + if {[commitinview $headids($n) $curview]} { + lappend refs [list $n H] + } else { + interestedin $headids($n) {run refill_reflist} + } + } + } + foreach n [array names tagids] { + if {[string match $reflistfilter $n]} { + if {[commitinview $tagids($n) $curview]} { + lappend refs [list $n T] + } else { + interestedin $tagids($n) {run refill_reflist} + } + } + } + foreach n [array names otherrefids] { + if {[string match $reflistfilter $n]} { + if {[commitinview $otherrefids($n) $curview]} { + lappend refs [list $n o] + } else { + interestedin $otherrefids($n) {run refill_reflist} + } + } + } + set refs [lsort -index 0 $refs] + if {$refs eq $reflist} return + + # Update the contents of $showrefstop.list according to the + # differences between $reflist (old) and $refs (new) + $showrefstop.list conf -state normal + $showrefstop.list insert end "\n" + set i 0 + set j 0 + while {$i < [llength $reflist] || $j < [llength $refs]} { + if {$i < [llength $reflist]} { + if {$j < [llength $refs]} { + set cmp [string compare [lindex $reflist $i 0] \ + [lindex $refs $j 0]] + if {$cmp == 0} { + set cmp [string compare [lindex $reflist $i 1] \ + [lindex $refs $j 1]] + } + } else { + set cmp -1 + } + } else { + set cmp 1 + } + switch -- $cmp { + -1 { + $showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0" + incr i + } + 0 { + incr i + incr j + } + 1 { + set l [expr {$j + 1}] + $showrefstop.list image create $l.0 -align baseline \ + -image reficon-[lindex $refs $j 1] -padx 2 + $showrefstop.list insert $l.1 "[lindex $refs $j 0]\n" + incr j + } + } + } + set reflist $refs + # delete last newline + $showrefstop.list delete end-2c end-1c + $showrefstop.list conf -state disabled +} + +# Stuff for finding nearby tags +proc getallcommits {} { + global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate + global idheads idtags idotherrefs allparents tagobjid + global gitdir + + if {![info exists allcommits]} { + set nextarc 0 + set allcommits 0 + set seeds {} + set allcwait 0 + set cachedarcs 0 + set allccache [file join $gitdir "gitk.cache"] + if {![catch { + set f [open $allccache r] + set allcwait 1 + getcache $f + }]} return + } + + if {$allcwait} { + return + } + set cmd [list | git rev-list --parents] + set allcupdate [expr {$seeds ne {}}] + if {!$allcupdate} { + set ids "--all" + } else { + set refs [concat [array names idheads] [array names idtags] \ + [array names idotherrefs]] + set ids {} + set tagobjs {} + foreach name [array names tagobjid] { + lappend tagobjs $tagobjid($name) + } + foreach id [lsort -unique $refs] { + if {![info exists allparents($id)] && + [lsearch -exact $tagobjs $id] < 0} { + lappend ids $id + } + } + if {$ids ne {}} { + foreach id $seeds { + lappend ids "^$id" + } + } + } + if {$ids ne {}} { + set fd [open [concat $cmd $ids] r] + fconfigure $fd -blocking 0 + incr allcommits + nowbusy allcommits + filerun $fd [list getallclines $fd] + } else { + dispneartags 0 + } +} + +# Since most commits have 1 parent and 1 child, we group strings of +# such commits into "arcs" joining branch/merge points (BMPs), which +# are commits that either don't have 1 parent or don't have 1 child. +# +# arcnos(id) - incoming arcs for BMP, arc we're on for other nodes +# arcout(id) - outgoing arcs for BMP +# arcids(a) - list of IDs on arc including end but not start +# arcstart(a) - BMP ID at start of arc +# arcend(a) - BMP ID at end of arc +# growing(a) - arc a is still growing +# arctags(a) - IDs out of arcids (excluding end) that have tags +# archeads(a) - IDs out of arcids (excluding end) that have heads +# The start of an arc is at the descendent end, so "incoming" means +# coming from descendents, and "outgoing" means going towards ancestors. + +proc getallclines {fd} { + global allparents allchildren idtags idheads nextarc + global arcnos arcids arctags arcout arcend arcstart archeads growing + global seeds allcommits cachedarcs allcupdate + + set nid 0 + while {[incr nid] <= 1000 && [gets $fd line] >= 0} { + set id [lindex $line 0] + if {[info exists allparents($id)]} { + # seen it already + continue + } + set cachedarcs 0 + set olds [lrange $line 1 end] + set allparents($id) $olds + if {![info exists allchildren($id)]} { + set allchildren($id) {} + set arcnos($id) {} + lappend seeds $id + } else { + set a $arcnos($id) + if {[llength $olds] == 1 && [llength $a] == 1} { + lappend arcids($a) $id + if {[info exists idtags($id)]} { + lappend arctags($a) $id + } + if {[info exists idheads($id)]} { + lappend archeads($a) $id + } + if {[info exists allparents($olds)]} { + # seen parent already + if {![info exists arcout($olds)]} { + splitarc $olds + } + lappend arcids($a) $olds + set arcend($a) $olds + unset growing($a) + } + lappend allchildren($olds) $id + lappend arcnos($olds) $a + continue + } + } + foreach a $arcnos($id) { + lappend arcids($a) $id + set arcend($a) $id + unset growing($a) + } + + set ao {} + foreach p $olds { + lappend allchildren($p) $id + set a [incr nextarc] + set arcstart($a) $id + set archeads($a) {} + set arctags($a) {} + set archeads($a) {} + set arcids($a) {} + lappend ao $a + set growing($a) 1 + if {[info exists allparents($p)]} { + # seen it already, may need to make a new branch + if {![info exists arcout($p)]} { + splitarc $p + } + lappend arcids($a) $p + set arcend($a) $p + unset growing($a) + } + lappend arcnos($p) $a + } + set arcout($id) $ao + } + if {$nid > 0} { + global cached_dheads cached_dtags cached_atags + unset -nocomplain cached_dheads + unset -nocomplain cached_dtags + unset -nocomplain cached_atags + } + if {![eof $fd]} { + return [expr {$nid >= 1000? 2: 1}] + } + set cacheok 1 + if {[catch { + fconfigure $fd -blocking 1 + close $fd + } err]} { + # got an error reading the list of commits + # if we were updating, try rereading the whole thing again + if {$allcupdate} { + incr allcommits -1 + dropcache $err + return + } + error_popup "[mc "Error reading commit topology information;\ + branch and preceding/following tag information\ + will be incomplete."]\n($err)" + set cacheok 0 + } + if {[incr allcommits -1] == 0} { + notbusy allcommits + if {$cacheok} { + run savecache + } + } + dispneartags 0 + return 0 +} + +proc recalcarc {a} { + global arctags archeads arcids idtags idheads + + set at {} + set ah {} + foreach id [lrange $arcids($a) 0 end-1] { + if {[info exists idtags($id)]} { + lappend at $id + } + if {[info exists idheads($id)]} { + lappend ah $id + } + } + set arctags($a) $at + set archeads($a) $ah +} + +proc splitarc {p} { + global arcnos arcids nextarc arctags archeads idtags idheads + global arcstart arcend arcout allparents growing + + set a $arcnos($p) + if {[llength $a] != 1} { + puts "oops splitarc called but [llength $a] arcs already" + return + } + set a [lindex $a 0] + set i [lsearch -exact $arcids($a) $p] + if {$i < 0} { + puts "oops splitarc $p not in arc $a" + return + } + set na [incr nextarc] + if {[info exists arcend($a)]} { + set arcend($na) $arcend($a) + } else { + set l [lindex $allparents([lindex $arcids($a) end]) 0] + set j [lsearch -exact $arcnos($l) $a] + set arcnos($l) [lreplace $arcnos($l) $j $j $na] + } + set tail [lrange $arcids($a) [expr {$i+1}] end] + set arcids($a) [lrange $arcids($a) 0 $i] + set arcend($a) $p + set arcstart($na) $p + set arcout($p) $na + set arcids($na) $tail + if {[info exists growing($a)]} { + set growing($na) 1 + unset growing($a) + } + + foreach id $tail { + if {[llength $arcnos($id)] == 1} { + set arcnos($id) $na + } else { + set j [lsearch -exact $arcnos($id) $a] + set arcnos($id) [lreplace $arcnos($id) $j $j $na] + } + } + + # reconstruct tags and heads lists + if {$arctags($a) ne {} || $archeads($a) ne {}} { + recalcarc $a + recalcarc $na + } else { + set arctags($na) {} + set archeads($na) {} + } +} + +# Update things for a new commit added that is a child of one +# existing commit. Used when cherry-picking. +proc addnewchild {id p} { + global allparents allchildren idtags nextarc + global arcnos arcids arctags arcout arcend arcstart archeads growing + global seeds allcommits + + if {![info exists allcommits] || ![info exists arcnos($p)]} return + set allparents($id) [list $p] + set allchildren($id) {} + set arcnos($id) {} + lappend seeds $id + lappend allchildren($p) $id + set a [incr nextarc] + set arcstart($a) $id + set archeads($a) {} + set arctags($a) {} + set arcids($a) [list $p] + set arcend($a) $p + if {![info exists arcout($p)]} { + splitarc $p + } + lappend arcnos($p) $a + set arcout($id) [list $a] +} + +# This implements a cache for the topology information. +# The cache saves, for each arc, the start and end of the arc, +# the ids on the arc, and the outgoing arcs from the end. +proc readcache {f} { + global arcnos arcids arcout arcstart arcend arctags archeads nextarc + global idtags idheads allparents cachedarcs possible_seeds seeds growing + global allcwait + + set a $nextarc + set lim $cachedarcs + if {$lim - $a > 500} { + set lim [expr {$a + 500}] + } + if {[catch { + if {$a == $lim} { + # finish reading the cache and setting up arctags, etc. + set line [gets $f] + if {$line ne "1"} {error "bad final version"} + close $f + foreach id [array names idtags] { + if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 && + [llength $allparents($id)] == 1} { + set a [lindex $arcnos($id) 0] + if {$arctags($a) eq {}} { + recalcarc $a + } + } + } + foreach id [array names idheads] { + if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 && + [llength $allparents($id)] == 1} { + set a [lindex $arcnos($id) 0] + if {$archeads($a) eq {}} { + recalcarc $a + } + } + } + foreach id [lsort -unique $possible_seeds] { + if {$arcnos($id) eq {}} { + lappend seeds $id + } + } + set allcwait 0 + } else { + while {[incr a] <= $lim} { + set line [gets $f] + if {[llength $line] != 3} {error "bad line"} + set s [lindex $line 0] + set arcstart($a) $s + lappend arcout($s) $a + if {![info exists arcnos($s)]} { + lappend possible_seeds $s + set arcnos($s) {} + } + set e [lindex $line 1] + if {$e eq {}} { + set growing($a) 1 + } else { + set arcend($a) $e + if {![info exists arcout($e)]} { + set arcout($e) {} + } + } + set arcids($a) [lindex $line 2] + foreach id $arcids($a) { + lappend allparents($s) $id + set s $id + lappend arcnos($id) $a + } + if {![info exists allparents($s)]} { + set allparents($s) {} + } + set arctags($a) {} + set archeads($a) {} + } + set nextarc [expr {$a - 1}] + } + } err]} { + dropcache $err + return 0 + } + if {!$allcwait} { + getallcommits + } + return $allcwait +} + +proc getcache {f} { + global nextarc cachedarcs possible_seeds + + if {[catch { + set line [gets $f] + if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"} + # make sure it's an integer + set cachedarcs [expr {int([lindex $line 1])}] + if {$cachedarcs < 0} {error "bad number of arcs"} + set nextarc 0 + set possible_seeds {} + run readcache $f + } err]} { + dropcache $err + } + return 0 +} + +proc dropcache {err} { + global allcwait nextarc cachedarcs seeds + + #puts "dropping cache ($err)" + foreach v {arcnos arcout arcids arcstart arcend growing \ + arctags archeads allparents allchildren} { + global $v + unset -nocomplain $v + } + set allcwait 0 + set nextarc 0 + set cachedarcs 0 + set seeds {} + getallcommits +} + +proc writecache {f} { + global cachearc cachedarcs allccache + global arcstart arcend arcnos arcids arcout + + set a $cachearc + set lim $cachedarcs + if {$lim - $a > 1000} { + set lim [expr {$a + 1000}] + } + if {[catch { + while {[incr a] <= $lim} { + if {[info exists arcend($a)]} { + puts $f [list $arcstart($a) $arcend($a) $arcids($a)] + } else { + puts $f [list $arcstart($a) {} $arcids($a)] + } + } + } err]} { + catch {close $f} + catch {file delete $allccache} + #puts "writing cache failed ($err)" + return 0 + } + set cachearc [expr {$a - 1}] + if {$a > $cachedarcs} { + puts $f "1" + close $f + return 0 + } + return 1 +} + +proc savecache {} { + global nextarc cachedarcs cachearc allccache + + if {$nextarc == $cachedarcs} return + set cachearc 0 + set cachedarcs $nextarc + catch { + set f [open $allccache w] + puts $f [list 1 $cachedarcs] + run writecache $f + } +} + +# Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a, +# or 0 if neither is true. +proc anc_or_desc {a b} { + global arcout arcstart arcend arcnos cached_isanc + + if {$arcnos($a) eq $arcnos($b)} { + # Both are on the same arc(s); either both are the same BMP, + # or if one is not a BMP, the other is also not a BMP or is + # the BMP at end of the arc (and it only has 1 incoming arc). + # Or both can be BMPs with no incoming arcs. + if {$a eq $b || $arcnos($a) eq {}} { + return 0 + } + # assert {[llength $arcnos($a)] == 1} + set arc [lindex $arcnos($a) 0] + set i [lsearch -exact $arcids($arc) $a] + set j [lsearch -exact $arcids($arc) $b] + if {$i < 0 || $i > $j} { + return 1 + } else { + return -1 + } + } + + if {![info exists arcout($a)]} { + set arc [lindex $arcnos($a) 0] + if {[info exists arcend($arc)]} { + set aend $arcend($arc) + } else { + set aend {} + } + set a $arcstart($arc) + } else { + set aend $a + } + if {![info exists arcout($b)]} { + set arc [lindex $arcnos($b) 0] + if {[info exists arcend($arc)]} { + set bend $arcend($arc) + } else { + set bend {} + } + set b $arcstart($arc) + } else { + set bend $b + } + if {$a eq $bend} { + return 1 + } + if {$b eq $aend} { + return -1 + } + if {[info exists cached_isanc($a,$bend)]} { + if {$cached_isanc($a,$bend)} { + return 1 + } + } + if {[info exists cached_isanc($b,$aend)]} { + if {$cached_isanc($b,$aend)} { + return -1 + } + if {[info exists cached_isanc($a,$bend)]} { + return 0 + } + } + + set todo [list $a $b] + set anc($a) a + set anc($b) b + for {set i 0} {$i < [llength $todo]} {incr i} { + set x [lindex $todo $i] + if {$anc($x) eq {}} { + continue + } + foreach arc $arcnos($x) { + set xd $arcstart($arc) + if {$xd eq $bend} { + set cached_isanc($a,$bend) 1 + set cached_isanc($b,$aend) 0 + return 1 + } elseif {$xd eq $aend} { + set cached_isanc($b,$aend) 1 + set cached_isanc($a,$bend) 0 + return -1 + } + if {![info exists anc($xd)]} { + set anc($xd) $anc($x) + lappend todo $xd + } elseif {$anc($xd) ne $anc($x)} { + set anc($xd) {} + } + } + } + set cached_isanc($a,$bend) 0 + set cached_isanc($b,$aend) 0 + return 0 +} + +# This identifies whether $desc has an ancestor that is +# a growing tip of the graph and which is not an ancestor of $anc +# and returns 0 if so and 1 if not. +# If we subsequently discover a tag on such a growing tip, and that +# turns out to be a descendent of $anc (which it could, since we +# don't necessarily see children before parents), then $desc +# isn't a good choice to display as a descendent tag of +# $anc (since it is the descendent of another tag which is +# a descendent of $anc). Similarly, $anc isn't a good choice to +# display as a ancestor tag of $desc. +# +proc is_certain {desc anc} { + global arcnos arcout arcstart arcend growing problems + + set certain {} + if {[llength $arcnos($anc)] == 1} { + # tags on the same arc are certain + if {$arcnos($desc) eq $arcnos($anc)} { + return 1 + } + if {![info exists arcout($anc)]} { + # if $anc is partway along an arc, use the start of the arc instead + set a [lindex $arcnos($anc) 0] + set anc $arcstart($a) + } + } + if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} { + set x $desc + } else { + set a [lindex $arcnos($desc) 0] + set x $arcend($a) + } + if {$x == $anc} { + return 1 + } + set anclist [list $x] + set dl($x) 1 + set nnh 1 + set ngrowanc 0 + for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} { + set x [lindex $anclist $i] + if {$dl($x)} { + incr nnh -1 + } + set done($x) 1 + foreach a $arcout($x) { + if {[info exists growing($a)]} { + if {![info exists growanc($x)] && $dl($x)} { + set growanc($x) 1 + incr ngrowanc + } + } else { + set y $arcend($a) + if {[info exists dl($y)]} { + if {$dl($y)} { + if {!$dl($x)} { + set dl($y) 0 + if {![info exists done($y)]} { + incr nnh -1 + } + if {[info exists growanc($x)]} { + incr ngrowanc -1 + } + set xl [list $y] + for {set k 0} {$k < [llength $xl]} {incr k} { + set z [lindex $xl $k] + foreach c $arcout($z) { + if {[info exists arcend($c)]} { + set v $arcend($c) + if {[info exists dl($v)] && $dl($v)} { + set dl($v) 0 + if {![info exists done($v)]} { + incr nnh -1 + } + if {[info exists growanc($v)]} { + incr ngrowanc -1 + } + lappend xl $v + } + } + } + } + } + } + } elseif {$y eq $anc || !$dl($x)} { + set dl($y) 0 + lappend anclist $y + } else { + set dl($y) 1 + lappend anclist $y + incr nnh + } + } + } + } + foreach x [array names growanc] { + if {$dl($x)} { + return 0 + } + return 0 + } + return 1 +} + +proc validate_arctags {a} { + global arctags idtags + + set i -1 + set na $arctags($a) + foreach id $arctags($a) { + incr i + if {![info exists idtags($id)]} { + set na [lreplace $na $i $i] + incr i -1 + } + } + set arctags($a) $na +} + +proc validate_archeads {a} { + global archeads idheads + + set i -1 + set na $archeads($a) + foreach id $archeads($a) { + incr i + if {![info exists idheads($id)]} { + set na [lreplace $na $i $i] + incr i -1 + } + } + set archeads($a) $na +} + +# Return the list of IDs that have tags that are descendents of id, +# ignoring IDs that are descendents of IDs already reported. +proc desctags {id} { + global arcnos arcstart arcids arctags idtags allparents + global growing cached_dtags + + if {![info exists allparents($id)]} { + return {} + } + set t1 [clock clicks -milliseconds] + set argid $id + if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} { + # part-way along an arc; check that arc first + set a [lindex $arcnos($id) 0] + if {$arctags($a) ne {}} { + validate_arctags $a + set i [lsearch -exact $arcids($a) $id] + set tid {} + foreach t $arctags($a) { + set j [lsearch -exact $arcids($a) $t] + if {$j >= $i} break + set tid $t + } + if {$tid ne {}} { + return $tid + } + } + set id $arcstart($a) + if {[info exists idtags($id)]} { + return $id + } + } + if {[info exists cached_dtags($id)]} { + return $cached_dtags($id) + } + + set origid $id + set todo [list $id] + set queued($id) 1 + set nc 1 + for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} { + set id [lindex $todo $i] + set done($id) 1 + set ta [info exists hastaggedancestor($id)] + if {!$ta} { + incr nc -1 + } + # ignore tags on starting node + if {!$ta && $i > 0} { + if {[info exists idtags($id)]} { + set tagloc($id) $id + set ta 1 + } elseif {[info exists cached_dtags($id)]} { + set tagloc($id) $cached_dtags($id) + set ta 1 + } + } + foreach a $arcnos($id) { + set d $arcstart($a) + if {!$ta && $arctags($a) ne {}} { + validate_arctags $a + if {$arctags($a) ne {}} { + lappend tagloc($id) [lindex $arctags($a) end] + } + } + if {$ta || $arctags($a) ne {}} { + set tomark [list $d] + for {set j 0} {$j < [llength $tomark]} {incr j} { + set dd [lindex $tomark $j] + if {![info exists hastaggedancestor($dd)]} { + if {[info exists done($dd)]} { + foreach b $arcnos($dd) { + lappend tomark $arcstart($b) + } + if {[info exists tagloc($dd)]} { + unset tagloc($dd) + } + } elseif {[info exists queued($dd)]} { + incr nc -1 + } + set hastaggedancestor($dd) 1 + } + } + } + if {![info exists queued($d)]} { + lappend todo $d + set queued($d) 1 + if {![info exists hastaggedancestor($d)]} { + incr nc + } + } + } + } + set tags {} + foreach id [array names tagloc] { + if {![info exists hastaggedancestor($id)]} { + foreach t $tagloc($id) { + if {[lsearch -exact $tags $t] < 0} { + lappend tags $t + } + } + } + } + set t2 [clock clicks -milliseconds] + set loopix $i + + # remove tags that are descendents of other tags + for {set i 0} {$i < [llength $tags]} {incr i} { + set a [lindex $tags $i] + for {set j 0} {$j < $i} {incr j} { + set b [lindex $tags $j] + set r [anc_or_desc $a $b] + if {$r == 1} { + set tags [lreplace $tags $j $j] + incr j -1 + incr i -1 + } elseif {$r == -1} { + set tags [lreplace $tags $i $i] + incr i -1 + break + } + } + } + + if {[array names growing] ne {}} { + # graph isn't finished, need to check if any tag could get + # eclipsed by another tag coming later. Simply ignore any + # tags that could later get eclipsed. + set ctags {} + foreach t $tags { + if {[is_certain $t $origid]} { + lappend ctags $t + } + } + if {$tags eq $ctags} { + set cached_dtags($origid) $tags + } else { + set tags $ctags + } + } else { + set cached_dtags($origid) $tags + } + set t3 [clock clicks -milliseconds] + if {0 && $t3 - $t1 >= 100} { + puts "iterating descendents ($loopix/[llength $todo] nodes) took\ + [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left" + } + return $tags +} + +proc anctags {id} { + global arcnos arcids arcout arcend arctags idtags allparents + global growing cached_atags + + if {![info exists allparents($id)]} { + return {} + } + set t1 [clock clicks -milliseconds] + set argid $id + if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} { + # part-way along an arc; check that arc first + set a [lindex $arcnos($id) 0] + if {$arctags($a) ne {}} { + validate_arctags $a + set i [lsearch -exact $arcids($a) $id] + foreach t $arctags($a) { + set j [lsearch -exact $arcids($a) $t] + if {$j > $i} { + return $t + } + } + } + if {![info exists arcend($a)]} { + return {} + } + set id $arcend($a) + if {[info exists idtags($id)]} { + return $id + } + } + if {[info exists cached_atags($id)]} { + return $cached_atags($id) + } + + set origid $id + set todo [list $id] + set queued($id) 1 + set taglist {} + set nc 1 + for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} { + set id [lindex $todo $i] + set done($id) 1 + set td [info exists hastaggeddescendent($id)] + if {!$td} { + incr nc -1 + } + # ignore tags on starting node + if {!$td && $i > 0} { + if {[info exists idtags($id)]} { + set tagloc($id) $id + set td 1 + } elseif {[info exists cached_atags($id)]} { + set tagloc($id) $cached_atags($id) + set td 1 + } + } + foreach a $arcout($id) { + if {!$td && $arctags($a) ne {}} { + validate_arctags $a + if {$arctags($a) ne {}} { + lappend tagloc($id) [lindex $arctags($a) 0] + } + } + if {![info exists arcend($a)]} continue + set d $arcend($a) + if {$td || $arctags($a) ne {}} { + set tomark [list $d] + for {set j 0} {$j < [llength $tomark]} {incr j} { + set dd [lindex $tomark $j] + if {![info exists hastaggeddescendent($dd)]} { + if {[info exists done($dd)]} { + foreach b $arcout($dd) { + if {[info exists arcend($b)]} { + lappend tomark $arcend($b) + } + } + if {[info exists tagloc($dd)]} { + unset tagloc($dd) + } + } elseif {[info exists queued($dd)]} { + incr nc -1 + } + set hastaggeddescendent($dd) 1 + } + } + } + if {![info exists queued($d)]} { + lappend todo $d + set queued($d) 1 + if {![info exists hastaggeddescendent($d)]} { + incr nc + } + } + } + } + set t2 [clock clicks -milliseconds] + set loopix $i + set tags {} + foreach id [array names tagloc] { + if {![info exists hastaggeddescendent($id)]} { + foreach t $tagloc($id) { + if {[lsearch -exact $tags $t] < 0} { + lappend tags $t + } + } + } + } + + # remove tags that are ancestors of other tags + for {set i 0} {$i < [llength $tags]} {incr i} { + set a [lindex $tags $i] + for {set j 0} {$j < $i} {incr j} { + set b [lindex $tags $j] + set r [anc_or_desc $a $b] + if {$r == -1} { + set tags [lreplace $tags $j $j] + incr j -1 + incr i -1 + } elseif {$r == 1} { + set tags [lreplace $tags $i $i] + incr i -1 + break + } + } + } + + if {[array names growing] ne {}} { + # graph isn't finished, need to check if any tag could get + # eclipsed by another tag coming later. Simply ignore any + # tags that could later get eclipsed. + set ctags {} + foreach t $tags { + if {[is_certain $origid $t]} { + lappend ctags $t + } + } + if {$tags eq $ctags} { + set cached_atags($origid) $tags + } else { + set tags $ctags + } + } else { + set cached_atags($origid) $tags + } + set t3 [clock clicks -milliseconds] + if {0 && $t3 - $t1 >= 100} { + puts "iterating ancestors ($loopix/[llength $todo] nodes) took\ + [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left" + } + return $tags +} + +# Return the list of IDs that have heads that are descendents of id, +# including id itself if it has a head. +proc descheads {id} { + global arcnos arcstart arcids archeads idheads cached_dheads + global allparents arcout + + if {![info exists allparents($id)]} { + return {} + } + set aret {} + if {![info exists arcout($id)]} { + # part-way along an arc; check it first + set a [lindex $arcnos($id) 0] + if {$archeads($a) ne {}} { + validate_archeads $a + set i [lsearch -exact $arcids($a) $id] + foreach t $archeads($a) { + set j [lsearch -exact $arcids($a) $t] + if {$j > $i} break + lappend aret $t + } + } + set id $arcstart($a) + } + set origid $id + set todo [list $id] + set seen($id) 1 + set ret {} + for {set i 0} {$i < [llength $todo]} {incr i} { + set id [lindex $todo $i] + if {[info exists cached_dheads($id)]} { + set ret [concat $ret $cached_dheads($id)] + } else { + if {[info exists idheads($id)]} { + lappend ret $id + } + foreach a $arcnos($id) { + if {$archeads($a) ne {}} { + validate_archeads $a + if {$archeads($a) ne {}} { + set ret [concat $ret $archeads($a)] + } + } + set d $arcstart($a) + if {![info exists seen($d)]} { + lappend todo $d + set seen($d) 1 + } + } + } + } + set ret [lsort -unique $ret] + set cached_dheads($origid) $ret + return [concat $ret $aret] +} + +proc addedtag {id} { + global arcnos arcout cached_dtags cached_atags + + if {![info exists arcnos($id)]} return + if {![info exists arcout($id)]} { + recalcarc [lindex $arcnos($id) 0] + } + unset -nocomplain cached_dtags + unset -nocomplain cached_atags +} + +proc addedhead {hid head} { + global arcnos arcout cached_dheads + + if {![info exists arcnos($hid)]} return + if {![info exists arcout($hid)]} { + recalcarc [lindex $arcnos($hid) 0] + } + unset -nocomplain cached_dheads +} + +proc removedhead {hid head} { + global cached_dheads + + unset -nocomplain cached_dheads +} + +proc movedhead {hid head} { + global arcnos arcout cached_dheads + + if {![info exists arcnos($hid)]} return + if {![info exists arcout($hid)]} { + recalcarc [lindex $arcnos($hid) 0] + } + unset -nocomplain cached_dheads +} + +proc changedrefs {} { + global cached_dheads cached_dtags cached_atags cached_tagcontent + global arctags archeads arcnos arcout idheads idtags + + foreach id [concat [array names idheads] [array names idtags]] { + if {[info exists arcnos($id)] && ![info exists arcout($id)]} { + set a [lindex $arcnos($id) 0] + if {![info exists donearc($a)]} { + recalcarc $a + set donearc($a) 1 + } + } + } + unset -nocomplain cached_tagcontent + unset -nocomplain cached_dtags + unset -nocomplain cached_atags + unset -nocomplain cached_dheads +} + +proc rereadrefs {} { + global idtags idheads idotherrefs mainheadid + + set refids [concat [array names idtags] \ + [array names idheads] [array names idotherrefs]] + foreach id $refids { + if {![info exists ref($id)]} { + set ref($id) [listrefs $id] + } + } + set oldmainhead $mainheadid + readrefs + changedrefs + set refids [lsort -unique [concat $refids [array names idtags] \ + [array names idheads] [array names idotherrefs]]] + foreach id $refids { + set v [listrefs $id] + if {![info exists ref($id)] || $ref($id) != $v} { + redrawtags $id + } + } + if {$oldmainhead ne $mainheadid} { + redrawtags $oldmainhead + redrawtags $mainheadid + } + run refill_reflist +} + +proc listrefs {id} { + global idtags idheads idotherrefs + + set x {} + if {[info exists idtags($id)]} { + set x $idtags($id) + } + set y {} + if {[info exists idheads($id)]} { + set y $idheads($id) + } + set z {} + if {[info exists idotherrefs($id)]} { + set z $idotherrefs($id) + } + return [list $x $y $z] +} + +proc add_tag_ctext {tag} { + global ctext cached_tagcontent tagids + + if {![info exists cached_tagcontent($tag)]} { + catch { + set cached_tagcontent($tag) [exec git cat-file -p $tag] + } + } + $ctext insert end "[mc "Tag"]: $tag\n" bold + if {[info exists cached_tagcontent($tag)]} { + set text $cached_tagcontent($tag) + } else { + set text "[mc "Id"]: $tagids($tag)" + } + appendwithlinks $text {} +} + +proc showtag {tag isnew} { + global ctext cached_tagcontent tagids linknum tagobjid + + if {$isnew} { + addtohistory [list showtag $tag 0] savectextpos + } + $ctext conf -state normal + clear_ctext + settabs 0 + set linknum 0 + add_tag_ctext $tag + maybe_scroll_ctext 1 + $ctext conf -state disabled + init_flist {} +} + +proc showtags {id isnew} { + global idtags ctext linknum + + if {$isnew} { + addtohistory [list showtags $id 0] savectextpos + } + $ctext conf -state normal + clear_ctext + settabs 0 + set linknum 0 + set sep {} + foreach tag $idtags($id) { + $ctext insert end $sep + add_tag_ctext $tag + set sep "\n\n" + } + maybe_scroll_ctext 1 + $ctext conf -state disabled + init_flist {} +} + +proc doquit {} { + global stopped + global gitktmpdir + + set stopped 100 + savestuff . + destroy . + + if {[info exists gitktmpdir]} { + catch {file delete -force $gitktmpdir} + } +} + +proc mkfontdisp {font top which} { + global fontattr fontpref $font NS use_ttk + + set fontpref($font) [set $font] + ${NS}::button $top.${font}but -text $which \ + -command [list choosefont $font $which] + ${NS}::label $top.$font -relief flat -font $font \ + -text $fontattr($font,family) -justify left + grid x $top.${font}but $top.$font -sticky w +} + +proc choosefont {font which} { + global fontparam fontlist fonttop fontattr + global prefstop NS + + set fontparam(which) $which + set fontparam(font) $font + set fontparam(family) [font actual $font -family] + set fontparam(size) $fontattr($font,size) + set fontparam(weight) $fontattr($font,weight) + set fontparam(slant) $fontattr($font,slant) + set top .gitkfont + set fonttop $top + if {![winfo exists $top]} { + font create sample + eval font config sample [font actual $font] + ttk_toplevel $top + make_transient $top $prefstop + wm title $top [mc "Gitk font chooser"] + ${NS}::label $top.l -textvariable fontparam(which) + pack $top.l -side top + set fontlist [lsort [font families]] + ${NS}::frame $top.f + listbox $top.f.fam -listvariable fontlist \ + -yscrollcommand [list $top.f.sb set] + bind $top.f.fam <<ListboxSelect>> selfontfam + ${NS}::scrollbar $top.f.sb -command [list $top.f.fam yview] + pack $top.f.sb -side right -fill y + pack $top.f.fam -side left -fill both -expand 1 + pack $top.f -side top -fill both -expand 1 + ${NS}::frame $top.g + spinbox $top.g.size -from 4 -to 40 -width 4 \ + -textvariable fontparam(size) \ + -validatecommand {string is integer -strict %s} + checkbutton $top.g.bold -padx 5 \ + -font {{Times New Roman} 12 bold} -text [mc "B"] -indicatoron 0 \ + -variable fontparam(weight) -onvalue bold -offvalue normal + checkbutton $top.g.ital -padx 5 \ + -font {{Times New Roman} 12 italic} -text [mc "I"] -indicatoron 0 \ + -variable fontparam(slant) -onvalue italic -offvalue roman + pack $top.g.size $top.g.bold $top.g.ital -side left + pack $top.g -side top + canvas $top.c -width 150 -height 50 -border 2 -relief sunk \ + -background white + $top.c create text 100 25 -anchor center -text $which -font sample \ + -fill black -tags text + bind $top.c <Configure> [list centertext $top.c] + pack $top.c -side top -fill x + ${NS}::frame $top.buts + ${NS}::button $top.buts.ok -text [mc "OK"] -command fontok -default active + ${NS}::button $top.buts.can -text [mc "Cancel"] -command fontcan -default normal + bind $top <Key-Return> fontok + bind $top <Key-Escape> fontcan + grid $top.buts.ok $top.buts.can + grid columnconfigure $top.buts 0 -weight 1 -uniform a + grid columnconfigure $top.buts 1 -weight 1 -uniform a + pack $top.buts -side bottom -fill x + trace add variable fontparam write chg_fontparam + } else { + raise $top + $top.c itemconf text -text $which + } + set i [lsearch -exact $fontlist $fontparam(family)] + if {$i >= 0} { + $top.f.fam selection set $i + $top.f.fam see $i + } +} + +proc centertext {w} { + $w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}] +} + +proc fontok {} { + global fontparam fontpref prefstop + + set f $fontparam(font) + set fontpref($f) [list $fontparam(family) $fontparam(size)] + if {$fontparam(weight) eq "bold"} { + lappend fontpref($f) "bold" + } + if {$fontparam(slant) eq "italic"} { + lappend fontpref($f) "italic" + } + set w $prefstop.notebook.fonts.$f + $w conf -text $fontparam(family) -font $fontpref($f) + + fontcan +} + +proc fontcan {} { + global fonttop fontparam + + if {[info exists fonttop]} { + catch {destroy $fonttop} + catch {font delete sample} + unset fonttop + unset fontparam + } +} + +if {[package vsatisfies [package provide Tk] 8.6]} { + # In Tk 8.6 we have a native font chooser dialog. Overwrite the above + # function to make use of it. + proc choosefont {font which} { + tk fontchooser configure -title $which -font $font \ + -command [list on_choosefont $font $which] + tk fontchooser show + } + proc on_choosefont {font which newfont} { + global fontparam + puts stderr "$font $newfont" + array set f [font actual $newfont] + set fontparam(which) $which + set fontparam(font) $font + set fontparam(family) $f(-family) + set fontparam(size) $f(-size) + set fontparam(weight) $f(-weight) + set fontparam(slant) $f(-slant) + fontok + } +} + +proc selfontfam {} { + global fonttop fontparam + + set i [$fonttop.f.fam curselection] + if {$i ne {}} { + set fontparam(family) [$fonttop.f.fam get $i] + } +} + +proc chg_fontparam {v sub op} { + global fontparam + + font config sample -$sub $fontparam($sub) +} + +# Create a property sheet tab page +proc create_prefs_page {w} { + global NS + set parent [join [lrange [split $w .] 0 end-1] .] + if {[winfo class $parent] eq "TNotebook"} { + ${NS}::frame $w + } else { + ${NS}::labelframe $w + } +} + +proc prefspage_general {notebook} { + global NS maxwidth maxgraphpct showneartags showlocalchanges + global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs + global hideremotes want_ttk have_ttk maxrefs + + set page [create_prefs_page $notebook.general] + + ${NS}::label $page.ldisp -text [mc "Commit list display options"] + grid $page.ldisp - -sticky w -pady 10 + ${NS}::label $page.spacer -text " " + ${NS}::label $page.maxwidthl -text [mc "Maximum graph width (lines)"] + spinbox $page.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth + grid $page.spacer $page.maxwidthl $page.maxwidth -sticky w + #xgettext:no-tcl-format + ${NS}::label $page.maxpctl -text [mc "Maximum graph width (% of pane)"] + spinbox $page.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct + grid x $page.maxpctl $page.maxpct -sticky w + ${NS}::checkbutton $page.showlocal -text [mc "Show local changes"] \ + -variable showlocalchanges + grid x $page.showlocal -sticky w + ${NS}::checkbutton $page.autoselect -text [mc "Auto-select SHA1 (length)"] \ + -variable autoselect + spinbox $page.autosellen -from 1 -to 40 -width 4 -textvariable autosellen + grid x $page.autoselect $page.autosellen -sticky w + ${NS}::checkbutton $page.hideremotes -text [mc "Hide remote refs"] \ + -variable hideremotes + grid x $page.hideremotes -sticky w + + ${NS}::label $page.ddisp -text [mc "Diff display options"] + grid $page.ddisp - -sticky w -pady 10 + ${NS}::label $page.tabstopl -text [mc "Tab spacing"] + spinbox $page.tabstop -from 1 -to 20 -width 4 -textvariable tabstop + grid x $page.tabstopl $page.tabstop -sticky w + ${NS}::checkbutton $page.ntag -text [mc "Display nearby tags/heads"] \ + -variable showneartags + grid x $page.ntag -sticky w + ${NS}::label $page.maxrefsl -text [mc "Maximum # tags/heads to show"] + spinbox $page.maxrefs -from 1 -to 1000 -width 4 -textvariable maxrefs + grid x $page.maxrefsl $page.maxrefs -sticky w + ${NS}::checkbutton $page.ldiff -text [mc "Limit diffs to listed paths"] \ + -variable limitdiffs + grid x $page.ldiff -sticky w + ${NS}::checkbutton $page.lattr -text [mc "Support per-file encodings"] \ + -variable perfile_attrs + grid x $page.lattr -sticky w + + ${NS}::entry $page.extdifft -textvariable extdifftool + ${NS}::frame $page.extdifff + ${NS}::label $page.extdifff.l -text [mc "External diff tool" ] + ${NS}::button $page.extdifff.b -text [mc "Choose..."] -command choose_extdiff + pack $page.extdifff.l $page.extdifff.b -side left + pack configure $page.extdifff.l -padx 10 + grid x $page.extdifff $page.extdifft -sticky ew + + ${NS}::label $page.lgen -text [mc "General options"] + grid $page.lgen - -sticky w -pady 10 + ${NS}::checkbutton $page.want_ttk -variable want_ttk \ + -text [mc "Use themed widgets"] + if {$have_ttk} { + ${NS}::label $page.ttk_note -text [mc "(change requires restart)"] + } else { + ${NS}::label $page.ttk_note -text [mc "(currently unavailable)"] + } + grid x $page.want_ttk $page.ttk_note -sticky w + return $page +} + +proc prefspage_colors {notebook} { + global NS uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor + + set page [create_prefs_page $notebook.colors] + + ${NS}::label $page.cdisp -text [mc "Colors: press to choose"] + grid $page.cdisp - -sticky w -pady 10 + label $page.ui -padx 40 -relief sunk -background $uicolor + ${NS}::button $page.uibut -text [mc "Interface"] \ + -command [list choosecolor uicolor {} $page.ui [mc "interface"] setui] + grid x $page.uibut $page.ui -sticky w + label $page.bg -padx 40 -relief sunk -background $bgcolor + ${NS}::button $page.bgbut -text [mc "Background"] \ + -command [list choosecolor bgcolor {} $page.bg [mc "background"] setbg] + grid x $page.bgbut $page.bg -sticky w + label $page.fg -padx 40 -relief sunk -background $fgcolor + ${NS}::button $page.fgbut -text [mc "Foreground"] \ + -command [list choosecolor fgcolor {} $page.fg [mc "foreground"] setfg] + grid x $page.fgbut $page.fg -sticky w + label $page.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0] + ${NS}::button $page.diffoldbut -text [mc "Diff: old lines"] \ + -command [list choosecolor diffcolors 0 $page.diffold [mc "diff old lines"] \ + [list $ctext tag conf d0 -foreground]] + grid x $page.diffoldbut $page.diffold -sticky w + label $page.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1] + ${NS}::button $page.diffnewbut -text [mc "Diff: new lines"] \ + -command [list choosecolor diffcolors 1 $page.diffnew [mc "diff new lines"] \ + [list $ctext tag conf dresult -foreground]] + grid x $page.diffnewbut $page.diffnew -sticky w + label $page.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2] + ${NS}::button $page.hunksepbut -text [mc "Diff: hunk header"] \ + -command [list choosecolor diffcolors 2 $page.hunksep \ + [mc "diff hunk header"] \ + [list $ctext tag conf hunksep -foreground]] + grid x $page.hunksepbut $page.hunksep -sticky w + label $page.markbgsep -padx 40 -relief sunk -background $markbgcolor + ${NS}::button $page.markbgbut -text [mc "Marked line bg"] \ + -command [list choosecolor markbgcolor {} $page.markbgsep \ + [mc "marked line background"] \ + [list $ctext tag conf omark -background]] + grid x $page.markbgbut $page.markbgsep -sticky w + label $page.selbgsep -padx 40 -relief sunk -background $selectbgcolor + ${NS}::button $page.selbgbut -text [mc "Select bg"] \ + -command [list choosecolor selectbgcolor {} $page.selbgsep [mc "background"] setselbg] + grid x $page.selbgbut $page.selbgsep -sticky w + return $page +} + +proc prefspage_fonts {notebook} { + global NS + set page [create_prefs_page $notebook.fonts] + ${NS}::label $page.cfont -text [mc "Fonts: press to choose"] + grid $page.cfont - -sticky w -pady 10 + mkfontdisp mainfont $page [mc "Main font"] + mkfontdisp textfont $page [mc "Diff display font"] + mkfontdisp uifont $page [mc "User interface font"] + return $page +} + +proc doprefs {} { + global maxwidth maxgraphpct use_ttk NS + global oldprefs prefstop showneartags showlocalchanges + global uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor + global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs + global hideremotes want_ttk have_ttk + + set top .gitkprefs + set prefstop $top + if {[winfo exists $top]} { + raise $top + return + } + foreach v {maxwidth maxgraphpct showneartags showlocalchanges \ + limitdiffs tabstop perfile_attrs hideremotes want_ttk} { + set oldprefs($v) [set $v] + } + ttk_toplevel $top + wm title $top [mc "Gitk preferences"] + make_transient $top . + + if {[set use_notebook [expr {$use_ttk && [info command ::ttk::notebook] ne ""}]]} { + set notebook [ttk::notebook $top.notebook] + } else { + set notebook [${NS}::frame $top.notebook -borderwidth 0 -relief flat] + } + + lappend pages [prefspage_general $notebook] [mc "General"] + lappend pages [prefspage_colors $notebook] [mc "Colors"] + lappend pages [prefspage_fonts $notebook] [mc "Fonts"] + set col 0 + foreach {page title} $pages { + if {$use_notebook} { + $notebook add $page -text $title + } else { + set btn [${NS}::button $notebook.b_[string map {. X} $page] \ + -text $title -command [list raise $page]] + $page configure -text $title + grid $btn -row 0 -column [incr col] -sticky w + grid $page -row 1 -column 0 -sticky news -columnspan 100 + } + } + + if {!$use_notebook} { + grid columnconfigure $notebook 0 -weight 1 + grid rowconfigure $notebook 1 -weight 1 + raise [lindex $pages 0] + } + + grid $notebook -sticky news -padx 2 -pady 2 + grid rowconfigure $top 0 -weight 1 + grid columnconfigure $top 0 -weight 1 + + ${NS}::frame $top.buts + ${NS}::button $top.buts.ok -text [mc "OK"] -command prefsok -default active + ${NS}::button $top.buts.can -text [mc "Cancel"] -command prefscan -default normal + bind $top <Key-Return> prefsok + bind $top <Key-Escape> prefscan + grid $top.buts.ok $top.buts.can + grid columnconfigure $top.buts 0 -weight 1 -uniform a + grid columnconfigure $top.buts 1 -weight 1 -uniform a + grid $top.buts - - -pady 10 -sticky ew + grid columnconfigure $top 2 -weight 1 + bind $top <Visibility> [list focus $top.buts.ok] +} + +proc choose_extdiff {} { + global extdifftool + + set prog [tk_getOpenFile -title [mc "External diff tool"] -multiple false] + if {$prog ne {}} { + set extdifftool $prog + } +} + +proc choosecolor {v vi w x cmd} { + global $v + + set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \ + -title [mc "Gitk: choose color for %s" $x]] + if {$c eq {}} return + $w conf -background $c + lset $v $vi $c + eval $cmd $c +} + +proc setselbg {c} { + global bglist cflist + foreach w $bglist { + if {[winfo exists $w]} { + $w configure -selectbackground $c + } + } + $cflist tag configure highlight \ + -background [$cflist cget -selectbackground] + allcanvs itemconf secsel -fill $c +} + +# This sets the background color and the color scheme for the whole UI. +# For some reason, tk_setPalette chooses a nasty dark red for selectColor +# if we don't specify one ourselves, which makes the checkbuttons and +# radiobuttons look bad. This chooses white for selectColor if the +# background color is light, or black if it is dark. +proc setui {c} { + if {[tk windowingsystem] eq "win32"} { return } + set bg [winfo rgb . $c] + set selc black + if {[lindex $bg 0] + 1.5 * [lindex $bg 1] + 0.5 * [lindex $bg 2] > 100000} { + set selc white + } + tk_setPalette background $c selectColor $selc +} + +proc setbg {c} { + global bglist + + foreach w $bglist { + if {[winfo exists $w]} { + $w conf -background $c + } + } +} + +proc setfg {c} { + global fglist canv + + foreach w $fglist { + if {[winfo exists $w]} { + $w conf -foreground $c + } + } + allcanvs itemconf text -fill $c + $canv itemconf circle -outline $c + $canv itemconf markid -outline $c +} + +proc prefscan {} { + global oldprefs prefstop + + foreach v {maxwidth maxgraphpct showneartags showlocalchanges \ + limitdiffs tabstop perfile_attrs hideremotes want_ttk} { + global $v + set $v $oldprefs($v) + } + catch {destroy $prefstop} + unset prefstop + fontcan +} + +proc prefsok {} { + global maxwidth maxgraphpct + global oldprefs prefstop showneartags showlocalchanges + global fontpref mainfont textfont uifont + global limitdiffs treediffs perfile_attrs + global hideremotes + + catch {destroy $prefstop} + unset prefstop + fontcan + set fontchanged 0 + if {$mainfont ne $fontpref(mainfont)} { + set mainfont $fontpref(mainfont) + parsefont mainfont $mainfont + eval font configure mainfont [fontflags mainfont] + eval font configure mainfontbold [fontflags mainfont 1] + setcoords + set fontchanged 1 + } + if {$textfont ne $fontpref(textfont)} { + set textfont $fontpref(textfont) + parsefont textfont $textfont + eval font configure textfont [fontflags textfont] + eval font configure textfontbold [fontflags textfont 1] + } + if {$uifont ne $fontpref(uifont)} { + set uifont $fontpref(uifont) + parsefont uifont $uifont + eval font configure uifont [fontflags uifont] + } + settabs + if {$showlocalchanges != $oldprefs(showlocalchanges)} { + if {$showlocalchanges} { + doshowlocalchanges + } else { + dohidelocalchanges + } + } + if {$limitdiffs != $oldprefs(limitdiffs) || + ($perfile_attrs && !$oldprefs(perfile_attrs))} { + # treediffs elements are limited by path; + # won't have encodings cached if perfile_attrs was just turned on + unset -nocomplain treediffs + } + if {$fontchanged || $maxwidth != $oldprefs(maxwidth) + || $maxgraphpct != $oldprefs(maxgraphpct)} { + redisplay + } elseif {$showneartags != $oldprefs(showneartags) || + $limitdiffs != $oldprefs(limitdiffs)} { + reselectline + } + if {$hideremotes != $oldprefs(hideremotes)} { + rereadrefs + } +} + +proc formatdate {d} { + global datetimeformat + if {$d ne {}} { + # If $datetimeformat includes a timezone, display in the + # timezone of the argument. Otherwise, display in local time. + if {[string match {*%[zZ]*} $datetimeformat]} { + if {[catch {set d [clock format [lindex $d 0] -timezone [lindex $d 1] -format $datetimeformat]}]} { + # Tcl < 8.5 does not support -timezone. Emulate it by + # setting TZ (e.g. TZ=<-0430>+04:30). + global env + if {[info exists env(TZ)]} { + set savedTZ $env(TZ) + } + set zone [lindex $d 1] + set sign [string map {+ - - +} [string index $zone 0]] + set env(TZ) <$zone>$sign[string range $zone 1 2]:[string range $zone 3 4] + set d [clock format [lindex $d 0] -format $datetimeformat] + if {[info exists savedTZ]} { + set env(TZ) $savedTZ + } else { + unset env(TZ) + } + } + } else { + set d [clock format [lindex $d 0] -format $datetimeformat] + } + } + return $d +} + +# This list of encoding names and aliases is distilled from +# http://www.iana.org/assignments/character-sets. +# Not all of them are supported by Tcl. +set encoding_aliases { + { ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII + ISO646-US US-ASCII us IBM367 cp367 csASCII } + { ISO-10646-UTF-1 csISO10646UTF1 } + { ISO_646.basic:1983 ref csISO646basic1983 } + { INVARIANT csINVARIANT } + { ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion } + { BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom } + { NATS-SEFI iso-ir-8-1 csNATSSEFI } + { NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD } + { NATS-DANO iso-ir-9-1 csNATSDANO } + { NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD } + { SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish } + { SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames } + { KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 } + { ISO-2022-KR csISO2022KR } + { EUC-KR csEUCKR } + { ISO-2022-JP csISO2022JP } + { ISO-2022-JP-2 csISO2022JP2 } + { JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7 + csISO13JISC6220jp } + { JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro } + { IT iso-ir-15 ISO646-IT csISO15Italian } + { PT iso-ir-16 ISO646-PT csISO16Portuguese } + { ES iso-ir-17 ISO646-ES csISO17Spanish } + { greek7-old iso-ir-18 csISO18Greek7Old } + { latin-greek iso-ir-19 csISO19LatinGreek } + { DIN_66003 iso-ir-21 de ISO646-DE csISO21German } + { NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French } + { Latin-greek-1 iso-ir-27 csISO27LatinGreek1 } + { ISO_5427 iso-ir-37 csISO5427Cyrillic } + { JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 } + { BS_viewdata iso-ir-47 csISO47BSViewdata } + { INIS iso-ir-49 csISO49INIS } + { INIS-8 iso-ir-50 csISO50INIS8 } + { INIS-cyrillic iso-ir-51 csISO51INISCyrillic } + { ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 } + { ISO_5428:1980 iso-ir-55 csISO5428Greek } + { GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 } + { GB_2312-80 iso-ir-58 chinese csISO58GB231280 } + { NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian + csISO60Norwegian1 } + { NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 } + { NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French } + { videotex-suppl iso-ir-70 csISO70VideotexSupp1 } + { PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 } + { ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 } + { MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian } + { JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 } + { greek7 iso-ir-88 csISO88Greek7 } + { ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 } + { iso-ir-90 csISO90 } + { JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a } + { JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b + csISO92JISC62991984b } + { JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd } + { JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand } + { JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add + csISO95JIS62291984handadd } + { JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana } + { ISO_2033-1983 iso-ir-98 e13b csISO2033 } + { ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS } + { ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819 + CP819 csISOLatin1 } + { ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 } + { T.61-7bit iso-ir-102 csISO102T617bit } + { T.61-8bit T.61 iso-ir-103 csISO103T618bit } + { ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 } + { ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 } + { ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic } + { CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 } + { CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 } + { CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr } + { ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708 + arabic csISOLatinArabic } + { ISO_8859-6-E csISO88596E ISO-8859-6-E } + { ISO_8859-6-I csISO88596I ISO-8859-6-I } + { ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118 + greek greek8 csISOLatinGreek } + { T.101-G2 iso-ir-128 csISO128T101G2 } + { ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew + csISOLatinHebrew } + { ISO_8859-8-E csISO88598E ISO-8859-8-E } + { ISO_8859-8-I csISO88598I ISO-8859-8-I } + { CSN_369103 iso-ir-139 csISO139CSN369103 } + { JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 } + { ISO_6937-2-add iso-ir-142 csISOTextComm } + { IEC_P27-1 iso-ir-143 csISO143IECP271 } + { ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic + csISOLatinCyrillic } + { JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian } + { JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian } + { ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 } + { greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT } + { NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba } + { ISO_6937-2-25 iso-ir-152 csISO6937Add } + { GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 } + { ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp } + { ISO_10367-box iso-ir-155 csISO10367Box } + { ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 } + { latin-lap lap iso-ir-158 csISO158Lap } + { JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 } + { DS_2089 DS2089 ISO646-DK dk csISO646Danish } + { us-dk csUSDK } + { dk-us csDKUS } + { JIS_X0201 X0201 csHalfWidthKatakana } + { KSC5636 ISO646-KR csKSC5636 } + { ISO-10646-UCS-2 csUnicode } + { ISO-10646-UCS-4 csUCS4 } + { DEC-MCS dec csDECMCS } + { hp-roman8 roman8 r8 csHPRoman8 } + { macintosh mac csMacintosh } + { IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl + csIBM037 } + { IBM038 EBCDIC-INT cp038 csIBM038 } + { IBM273 CP273 csIBM273 } + { IBM274 EBCDIC-BE CP274 csIBM274 } + { IBM275 EBCDIC-BR cp275 csIBM275 } + { IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 } + { IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 } + { IBM280 CP280 ebcdic-cp-it csIBM280 } + { IBM281 EBCDIC-JP-E cp281 csIBM281 } + { IBM284 CP284 ebcdic-cp-es csIBM284 } + { IBM285 CP285 ebcdic-cp-gb csIBM285 } + { IBM290 cp290 EBCDIC-JP-kana csIBM290 } + { IBM297 cp297 ebcdic-cp-fr csIBM297 } + { IBM420 cp420 ebcdic-cp-ar1 csIBM420 } + { IBM423 cp423 ebcdic-cp-gr csIBM423 } + { IBM424 cp424 ebcdic-cp-he csIBM424 } + { IBM437 cp437 437 csPC8CodePage437 } + { IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 } + { IBM775 cp775 csPC775Baltic } + { IBM850 cp850 850 csPC850Multilingual } + { IBM851 cp851 851 csIBM851 } + { IBM852 cp852 852 csPCp852 } + { IBM855 cp855 855 csIBM855 } + { IBM857 cp857 857 csIBM857 } + { IBM860 cp860 860 csIBM860 } + { IBM861 cp861 861 cp-is csIBM861 } + { IBM862 cp862 862 csPC862LatinHebrew } + { IBM863 cp863 863 csIBM863 } + { IBM864 cp864 csIBM864 } + { IBM865 cp865 865 csIBM865 } + { IBM866 cp866 866 csIBM866 } + { IBM868 CP868 cp-ar csIBM868 } + { IBM869 cp869 869 cp-gr csIBM869 } + { IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 } + { IBM871 CP871 ebcdic-cp-is csIBM871 } + { IBM880 cp880 EBCDIC-Cyrillic csIBM880 } + { IBM891 cp891 csIBM891 } + { IBM903 cp903 csIBM903 } + { IBM904 cp904 904 csIBBM904 } + { IBM905 CP905 ebcdic-cp-tr csIBM905 } + { IBM918 CP918 ebcdic-cp-ar2 csIBM918 } + { IBM1026 CP1026 csIBM1026 } + { EBCDIC-AT-DE csIBMEBCDICATDE } + { EBCDIC-AT-DE-A csEBCDICATDEA } + { EBCDIC-CA-FR csEBCDICCAFR } + { EBCDIC-DK-NO csEBCDICDKNO } + { EBCDIC-DK-NO-A csEBCDICDKNOA } + { EBCDIC-FI-SE csEBCDICFISE } + { EBCDIC-FI-SE-A csEBCDICFISEA } + { EBCDIC-FR csEBCDICFR } + { EBCDIC-IT csEBCDICIT } + { EBCDIC-PT csEBCDICPT } + { EBCDIC-ES csEBCDICES } + { EBCDIC-ES-A csEBCDICESA } + { EBCDIC-ES-S csEBCDICESS } + { EBCDIC-UK csEBCDICUK } + { EBCDIC-US csEBCDICUS } + { UNKNOWN-8BIT csUnknown8BiT } + { MNEMONIC csMnemonic } + { MNEM csMnem } + { VISCII csVISCII } + { VIQR csVIQR } + { KOI8-R csKOI8R } + { IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro } + { IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro } + { IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro } + { IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro } + { IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro } + { IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro } + { IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro } + { IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro } + { IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro } + { IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro } + { IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro } + { IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro } + { IBM1047 IBM-1047 } + { PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian } + { Amiga-1251 Ami1251 Amiga1251 Ami-1251 } + { UNICODE-1-1 csUnicode11 } + { CESU-8 csCESU-8 } + { BOCU-1 csBOCU-1 } + { UNICODE-1-1-UTF-7 csUnicode11UTF7 } + { ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic + l8 } + { ISO-8859-15 ISO_8859-15 Latin-9 } + { ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 } + { GBK CP936 MS936 windows-936 } + { JIS_Encoding csJISEncoding } + { Shift_JIS MS_Kanji csShiftJIS ShiftJIS Shift-JIS } + { Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese + EUC-JP } + { Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese } + { ISO-10646-UCS-Basic csUnicodeASCII } + { ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 } + { ISO-Unicode-IBM-1261 csUnicodeIBM1261 } + { ISO-Unicode-IBM-1268 csUnicodeIBM1268 } + { ISO-Unicode-IBM-1276 csUnicodeIBM1276 } + { ISO-Unicode-IBM-1264 csUnicodeIBM1264 } + { ISO-Unicode-IBM-1265 csUnicodeIBM1265 } + { ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 } + { ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 } + { ISO-8859-2-Windows-Latin-2 csWindows31Latin2 } + { ISO-8859-9-Windows-Latin-5 csWindows31Latin5 } + { Adobe-Standard-Encoding csAdobeStandardEncoding } + { Ventura-US csVenturaUS } + { Ventura-International csVenturaInternational } + { PC8-Danish-Norwegian csPC8DanishNorwegian } + { PC8-Turkish csPC8Turkish } + { IBM-Symbols csIBMSymbols } + { IBM-Thai csIBMThai } + { HP-Legal csHPLegal } + { HP-Pi-font csHPPiFont } + { HP-Math8 csHPMath8 } + { Adobe-Symbol-Encoding csHPPSMath } + { HP-DeskTop csHPDesktop } + { Ventura-Math csVenturaMath } + { Microsoft-Publishing csMicrosoftPublishing } + { Windows-31J csWindows31J } + { GB2312 csGB2312 } + { Big5 csBig5 } +} + +proc tcl_encoding {enc} { + global encoding_aliases tcl_encoding_cache + if {[info exists tcl_encoding_cache($enc)]} { + return $tcl_encoding_cache($enc) + } + set names [encoding names] + set lcnames [string tolower $names] + set enc [string tolower $enc] + set i [lsearch -exact $lcnames $enc] + if {$i < 0} { + # look for "isonnn" instead of "iso-nnn" or "iso_nnn" + if {[regsub {^(iso|cp|ibm|jis)[-_]} $enc {\1} encx]} { + set i [lsearch -exact $lcnames $encx] + } + } + if {$i < 0} { + foreach l $encoding_aliases { + set ll [string tolower $l] + if {[lsearch -exact $ll $enc] < 0} continue + # look through the aliases for one that tcl knows about + foreach e $ll { + set i [lsearch -exact $lcnames $e] + if {$i < 0} { + if {[regsub {^(iso|cp|ibm|jis)[-_]} $e {\1} ex]} { + set i [lsearch -exact $lcnames $ex] + } + } + if {$i >= 0} break + } + break + } + } + set tclenc {} + if {$i >= 0} { + set tclenc [lindex $names $i] + } + set tcl_encoding_cache($enc) $tclenc + return $tclenc +} + +proc gitattr {path attr default} { + global path_attr_cache + if {[info exists path_attr_cache($attr,$path)]} { + set r $path_attr_cache($attr,$path) + } else { + set r "unspecified" + if {![catch {set line [exec git check-attr $attr -- $path]}]} { + regexp "(.*): $attr: (.*)" $line m f r + } + set path_attr_cache($attr,$path) $r + } + if {$r eq "unspecified"} { + return $default + } + return $r +} + +proc cache_gitattr {attr pathlist} { + global path_attr_cache + set newlist {} + foreach path $pathlist { + if {![info exists path_attr_cache($attr,$path)]} { + lappend newlist $path + } + } + set lim 1000 + if {[tk windowingsystem] == "win32"} { + # windows has a 32k limit on the arguments to a command... + set lim 30 + } + while {$newlist ne {}} { + set head [lrange $newlist 0 [expr {$lim - 1}]] + set newlist [lrange $newlist $lim end] + if {![catch {set rlist [eval exec git check-attr $attr -- $head]}]} { + foreach row [split $rlist "\n"] { + if {[regexp "(.*): $attr: (.*)" $row m path value]} { + if {[string index $path 0] eq "\""} { + set path [encoding convertfrom [lindex $path 0]] + } + set path_attr_cache($attr,$path) $value + } + } + } + } +} + +proc get_path_encoding {path} { + global gui_encoding perfile_attrs + set tcl_enc $gui_encoding + if {$path ne {} && $perfile_attrs} { + set enc2 [tcl_encoding [gitattr $path encoding $tcl_enc]] + if {$enc2 ne {}} { + set tcl_enc $enc2 + } + } + return $tcl_enc +} + +## For msgcat loading, first locate the installation location. +if { [info exists ::env(GITK_MSGSDIR)] } { + ## Msgsdir was manually set in the environment. + set gitk_msgsdir $::env(GITK_MSGSDIR) +} else { + ## Let's guess the prefix from argv0. + set gitk_prefix [file dirname [file dirname [file normalize $argv0]]] + set gitk_libdir [file join $gitk_prefix share gitk lib] + set gitk_msgsdir [file join $gitk_libdir msgs] + unset gitk_prefix +} + +## Internationalization (i18n) through msgcat and gettext. See +## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html +package require msgcat +namespace import ::msgcat::mc +## And eventually load the actual message catalog +::msgcat::mcload $gitk_msgsdir + +# First check that Tcl/Tk is recent enough +if {[catch {package require Tk 8.4} err]} { + show_error {} . [mc "Sorry, gitk cannot run with this version of Tcl/Tk.\n\ + Gitk requires at least Tcl/Tk 8.4."] + exit 1 +} + +# on OSX bring the current Wish process window to front +if {[tk windowingsystem] eq "aqua"} { + exec osascript -e [format { + tell application "System Events" + set frontmost of processes whose unix id is %d to true + end tell + } [pid] ] +} + +# Unset GIT_TRACE var if set +if { [info exists ::env(GIT_TRACE)] } { + unset ::env(GIT_TRACE) +} + +# defaults... +set wrcomcmd "git diff-tree --stdin -p --pretty=email" + +set gitencoding {} +catch { + set gitencoding [exec git config --get i18n.commitencoding] +} +catch { + set gitencoding [exec git config --get i18n.logoutputencoding] +} +if {$gitencoding == ""} { + set gitencoding "utf-8" +} +set tclencoding [tcl_encoding $gitencoding] +if {$tclencoding == {}} { + puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk" +} + +set gui_encoding [encoding system] +catch { + set enc [exec git config --get gui.encoding] + if {$enc ne {}} { + set tclenc [tcl_encoding $enc] + if {$tclenc ne {}} { + set gui_encoding $tclenc + } else { + puts stderr "Warning: encoding $enc is not supported by Tcl/Tk" + } + } +} + +set log_showroot true +catch { + set log_showroot [exec git config --bool --get log.showroot] +} + +if {[tk windowingsystem] eq "aqua"} { + set mainfont {{Lucida Grande} 9} + set textfont {Monaco 9} + set uifont {{Lucida Grande} 9 bold} +} elseif {![catch {::tk::pkgconfig get fontsystem} xft] && $xft eq "xft"} { + # fontconfig! + set mainfont {sans 9} + set textfont {monospace 9} + set uifont {sans 9 bold} +} else { + set mainfont {Helvetica 9} + set textfont {Courier 9} + set uifont {Helvetica 9 bold} +} +set tabstop 8 +set findmergefiles 0 +set maxgraphpct 50 +set maxwidth 16 +set revlistorder 0 +set fastdate 0 +set uparrowlen 5 +set downarrowlen 5 +set mingaplen 100 +set cmitmode "patch" +set wrapcomment "none" +set showneartags 1 +set hideremotes 0 +set maxrefs 20 +set visiblerefs {"master"} +set maxlinelen 200 +set showlocalchanges 1 +set limitdiffs 1 +set datetimeformat "%Y-%m-%d %H:%M:%S" +set autoselect 1 +set autosellen 40 +set perfile_attrs 0 +set want_ttk 1 + +if {[tk windowingsystem] eq "aqua"} { + set extdifftool "opendiff" +} else { + set extdifftool "meld" +} + +set colors {"#00ff00" red blue magenta darkgrey brown orange} +if {[tk windowingsystem] eq "win32"} { + set uicolor SystemButtonFace + set uifgcolor SystemButtonText + set uifgdisabledcolor SystemDisabledText + set bgcolor SystemWindow + set fgcolor SystemWindowText + set selectbgcolor SystemHighlight +} else { + set uicolor grey85 + set uifgcolor black + set uifgdisabledcolor "#999" + set bgcolor white + set fgcolor black + set selectbgcolor gray85 +} +set diffcolors {red "#00a000" blue} +set diffcontext 3 +set mergecolors {red blue "#00ff00" purple brown "#009090" magenta "#808000" "#009000" "#ff0080" cyan "#b07070" "#70b0f0" "#70f0b0" "#f0b070" "#ff70b0"} +set ignorespace 0 +set worddiff "" +set markbgcolor "#e0e0ff" + +set headbgcolor "#00ff00" +set headfgcolor black +set headoutlinecolor black +set remotebgcolor #ffddaa +set tagbgcolor yellow +set tagfgcolor black +set tagoutlinecolor black +set reflinecolor black +set filesepbgcolor #aaaaaa +set filesepfgcolor black +set linehoverbgcolor #ffff80 +set linehoverfgcolor black +set linehoveroutlinecolor black +set mainheadcirclecolor yellow +set workingfilescirclecolor red +set indexcirclecolor "#00ff00" +set circlecolors {white blue gray blue blue} +set linkfgcolor blue +set circleoutlinecolor $fgcolor +set foundbgcolor yellow +set currentsearchhitbgcolor orange + +# button for popping up context menus +if {[tk windowingsystem] eq "aqua"} { + set ctxbut <Button-2> +} else { + set ctxbut <Button-3> +} + +catch { + # follow the XDG base directory specification by default. See + # http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html + if {[info exists env(XDG_CONFIG_HOME)] && $env(XDG_CONFIG_HOME) ne ""} { + # XDG_CONFIG_HOME environment variable is set + set config_file [file join $env(XDG_CONFIG_HOME) git gitk] + set config_file_tmp [file join $env(XDG_CONFIG_HOME) git gitk-tmp] + } else { + # default XDG_CONFIG_HOME + set config_file "~/.config/git/gitk" + set config_file_tmp "~/.config/git/gitk-tmp" + } + if {![file exists $config_file]} { + # for backward compatibility use the old config file if it exists + if {[file exists "~/.gitk"]} { + set config_file "~/.gitk" + set config_file_tmp "~/.gitk-tmp" + } elseif {![file exists [file dirname $config_file]]} { + file mkdir [file dirname $config_file] + } + } + source $config_file +} +config_check_tmp_exists 50 + +set config_variables { + mainfont textfont uifont tabstop findmergefiles maxgraphpct maxwidth + cmitmode wrapcomment autoselect autosellen showneartags maxrefs visiblerefs + hideremotes showlocalchanges datetimeformat limitdiffs uicolor want_ttk + bgcolor fgcolor uifgcolor uifgdisabledcolor colors diffcolors mergecolors + markbgcolor diffcontext selectbgcolor foundbgcolor currentsearchhitbgcolor + extdifftool perfile_attrs headbgcolor headfgcolor headoutlinecolor + remotebgcolor tagbgcolor tagfgcolor tagoutlinecolor reflinecolor + filesepbgcolor filesepfgcolor linehoverbgcolor linehoverfgcolor + linehoveroutlinecolor mainheadcirclecolor workingfilescirclecolor + indexcirclecolor circlecolors linkfgcolor circleoutlinecolor +} +foreach var $config_variables { + config_init_trace $var + trace add variable $var write config_variable_change_cb +} + +parsefont mainfont $mainfont +eval font create mainfont [fontflags mainfont] +eval font create mainfontbold [fontflags mainfont 1] + +parsefont textfont $textfont +eval font create textfont [fontflags textfont] +eval font create textfontbold [fontflags textfont 1] + +parsefont uifont $uifont +eval font create uifont [fontflags uifont] + +setui $uicolor + +setoptions + +# check that we can find a .git directory somewhere... +if {[catch {set gitdir [exec git rev-parse --git-dir]}]} { + show_error {} . [mc "Cannot find a git repository here."] + exit 1 +} + +set selecthead {} +set selectheadid {} + +set revtreeargs {} +set cmdline_files {} +set i 0 +set revtreeargscmd {} +foreach arg $argv { + switch -glob -- $arg { + "" { } + "--" { + set cmdline_files [lrange $argv [expr {$i + 1}] end] + break + } + "--select-commit=*" { + set selecthead [string range $arg 16 end] + } + "--argscmd=*" { + set revtreeargscmd [string range $arg 10 end] + } + default { + lappend revtreeargs $arg + } + } + incr i +} + +if {$selecthead eq "HEAD"} { + set selecthead {} +} + +if {$i >= [llength $argv] && $revtreeargs ne {}} { + # no -- on command line, but some arguments (other than --argscmd) + if {[catch { + set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs] + set cmdline_files [split $f "\n"] + set n [llength $cmdline_files] + set revtreeargs [lrange $revtreeargs 0 end-$n] + # Unfortunately git rev-parse doesn't produce an error when + # something is both a revision and a filename. To be consistent + # with git log and git rev-list, check revtreeargs for filenames. + foreach arg $revtreeargs { + if {[file exists $arg]} { + show_error {} . [mc "Ambiguous argument '%s': both revision\ + and filename" $arg] + exit 1 + } + } + } err]} { + # unfortunately we get both stdout and stderr in $err, + # so look for "fatal:". + set i [string first "fatal:" $err] + if {$i > 0} { + set err [string range $err [expr {$i + 6}] end] + } + show_error {} . "[mc "Bad arguments to gitk:"]\n$err" + exit 1 + } +} + +set nullid "0000000000000000000000000000000000000000" +set nullid2 "0000000000000000000000000000000000000001" +set nullfile "/dev/null" + +set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}] +if {![info exists have_ttk]} { + set have_ttk [llength [info commands ::ttk::style]] +} +set use_ttk [expr {$have_ttk && $want_ttk}] +set NS [expr {$use_ttk ? "ttk" : ""}] + +if {$use_ttk} { + setttkstyle +} + +regexp {^git version ([\d.]*\d)} [exec git version] _ git_version + +set show_notes {} +if {[package vcompare $git_version "1.6.6.2"] >= 0} { + set show_notes "--show-notes" +} + +set appname "gitk" + +set runq {} +set history {} +set historyindex 0 +set fh_serial 0 +set nhl_names {} +set highlight_paths {} +set findpattern {} +set searchdirn -forwards +set boldids {} +set boldnameids {} +set diffelide {0 0} +set markingmatches 0 +set linkentercount 0 +set need_redisplay 0 +set nrows_drawn 0 +set firsttabstop 0 + +set nextviewnum 1 +set curview 0 +set selectedview 0 +set selectedhlview [mc "None"] +set highlight_related [mc "None"] +set highlight_files {} +set viewfiles(0) {} +set viewperm(0) 0 +set viewchanged(0) 0 +set viewargs(0) {} +set viewargscmd(0) {} + +set selectedline {} +set numcommits 0 +set loginstance 0 +set cmdlineok 0 +set stopped 0 +set stuffsaved 0 +set patchnum 0 +set lserial 0 +set hasworktree [hasworktree] +set cdup {} +if {[expr {[exec git rev-parse --is-inside-work-tree] == "true"}]} { + set cdup [exec git rev-parse --show-cdup] +} +set worktree [exec git rev-parse --show-toplevel] +setcoords +makewindow +catch { + image create photo gitlogo -width 16 -height 16 + + image create photo gitlogominus -width 4 -height 2 + gitlogominus put #C00000 -to 0 0 4 2 + gitlogo copy gitlogominus -to 1 5 + gitlogo copy gitlogominus -to 6 5 + gitlogo copy gitlogominus -to 11 5 + image delete gitlogominus + + image create photo gitlogoplus -width 4 -height 4 + gitlogoplus put #008000 -to 1 0 3 4 + gitlogoplus put #008000 -to 0 1 4 3 + gitlogo copy gitlogoplus -to 1 9 + gitlogo copy gitlogoplus -to 6 9 + gitlogo copy gitlogoplus -to 11 9 + image delete gitlogoplus + + image create photo gitlogo32 -width 32 -height 32 + gitlogo32 copy gitlogo -zoom 2 2 + + wm iconphoto . -default gitlogo gitlogo32 +} +# wait for the window to become visible +tkwait visibility . +set_window_title +update +readrefs + +if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd ne {}} { + # create a view for the files/dirs specified on the command line + set curview 1 + set selectedview 1 + set nextviewnum 2 + set viewname(1) [mc "Command line"] + set viewfiles(1) $cmdline_files + set viewargs(1) $revtreeargs + set viewargscmd(1) $revtreeargscmd + set viewperm(1) 0 + set viewchanged(1) 0 + set vdatemode(1) 0 + addviewmenu 1 + .bar.view entryconf [mca "&Edit view..."] -state normal + .bar.view entryconf [mca "&Delete view"] -state normal +} + +if {[info exists permviews]} { + foreach v $permviews { + set n $nextviewnum + incr nextviewnum + set viewname($n) [lindex $v 0] + set viewfiles($n) [lindex $v 1] + set viewargs($n) [lindex $v 2] + set viewargscmd($n) [lindex $v 3] + set viewperm($n) 1 + set viewchanged($n) 0 + addviewmenu $n + } +} + +if {[tk windowingsystem] eq "win32"} { + focus -force . +} + +getcommits {} + +# Local variables: +# mode: tcl +# indent-tabs-mode: t +# tab-width: 8 +# End: |