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authorVincent Ambo <Vincent Ambo>2020-01-11T23·36+0000
committerVincent Ambo <Vincent Ambo>2020-01-11T23·40+0000
commit7ef0d62730840ded097b524104cc0a0904591a63 (patch)
treea670f96103667aeca4789a95d94ca0dff550c4ce /third_party/git/git-gui/lib/line.tcl
parent6a2a3007077818e24a3d56fc492ada9206a10cf0 (diff)
parent1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5 (diff)
merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373
Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'
Diffstat (limited to 'third_party/git/git-gui/lib/line.tcl')
-rw-r--r--third_party/git/git-gui/lib/line.tcl81
1 files changed, 81 insertions, 0 deletions
diff --git a/third_party/git/git-gui/lib/line.tcl b/third_party/git/git-gui/lib/line.tcl
new file mode 100644
index 000000000000..a026de954c3d
--- /dev/null
+++ b/third_party/git/git-gui/lib/line.tcl
@@ -0,0 +1,81 @@
+# goto line number
+# based on code from gitk, Copyright (C) Paul Mackerras
+
+class linebar {
+
+field w
+field ctext
+
+field linenum   {}
+
+constructor new {i_w i_text args} {
+	global use_ttk NS
+	set w      $i_w
+	set ctext  $i_text
+
+	${NS}::frame  $w
+	${NS}::label  $w.l       -text [mc "Goto Line:"]
+	tentry  $w.ent \
+		-textvariable ${__this}::linenum \
+		-background lightgreen \
+		-validate key \
+		-validatecommand [cb _validate %P]
+	${NS}::button $w.bn      -text [mc Go] -command [cb _goto]
+
+	pack   $w.l   -side left
+	pack   $w.bn  -side right
+	pack   $w.ent -side left -expand 1 -fill x
+
+	eval grid conf $w -sticky we $args
+	grid remove $w
+
+	trace add variable linenum write [cb _goto_cb]
+	bind $w.ent <Return> [cb _goto]
+	bind $w.ent <Escape> [cb hide]
+
+	bind $w <Destroy> [list delete_this $this]
+	return $this
+}
+
+method show {} {
+	if {![visible $this]} {
+		grid $w
+	}
+	focus -force $w.ent
+}
+
+method hide {} {
+	if {[visible $this]} {
+		$w.ent delete 0 end
+		focus $ctext
+		grid remove $w
+	}
+}
+
+method visible {} {
+	return [winfo ismapped $w]
+}
+
+method editor {} {
+	return $w.ent
+}
+
+method _validate {P} {
+	# only accept numbers as input
+	string is integer $P
+}
+
+method _goto_cb {name ix op} {
+	after idle [cb _goto 1]
+}
+
+method _goto {{nohide {0}}} {
+	if {$linenum ne {}} {
+		$ctext see $linenum.0
+		if {!$nohide} {
+			hide $this
+		}
+	}
+}
+
+}