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authorChris Feng <chris.w.feng@gmail.com>2016-08-12T11·27+0800
committerChris Feng <chris.w.feng@gmail.com>2016-08-12T11·27+0800
commitebcc9591f3c1210efda007bec6852369b75fa8ad (patch)
tree1729d150e042581df4999aa9e0a14bcbc96e127d
parente4ecd792103c33e03ef9ff590d9c8e6b86431efd (diff)
Check for _NET_WM_STATE_FULLSCREEN on managing
* exwm-core.el (exwm--fullscreen): Removed.
(exwm--ewmh-state): New variable for recording the _NET_WM_STATE hint.
* exwm-core.el (exwm-mode-menu, exwm-mode-map):
* exwm-layout.el (exwm-layout-set-fullscreen)
(exwm-layout-unset-fullscreen):
* exwm-manage.el (exwm-manage--unmanage-window)
(exwm-manage--on-ConfigureRequest):
* exwm-workspace.el (exwm-workspace-switch, exwm-workspace-swap)
(exwm-workspace-move):
* exwm.el (exwm-reset, exwm--on-ClientMessage):
Use the new variable.
* exwm-manage.el (exwm-manage--update-ewmh-state): New function for
updating _NET_WM_STATE.
(exwm-manage--manage-window): Update _NET_WM_STATE and check for
_NET_WM_STATE_FULLSCREEN.
-rw-r--r--exwm-core.el8
-rw-r--r--exwm-layout.el9
-rw-r--r--exwm-manage.el21
-rw-r--r--exwm-workspace.el15
-rw-r--r--exwm.el14
5 files changed, 49 insertions, 18 deletions
diff --git a/exwm-core.el b/exwm-core.el
index 226e7fc312f3..0c92d903394d 100644
--- a/exwm-core.el
+++ b/exwm-core.el
@@ -87,7 +87,6 @@
 (defvar-local exwm--frame nil)            ;workspace frame
 (defvar-local exwm--floating-frame nil)   ;floating frame
 (defvar-local exwm--mode-line-format nil) ;save mode-line-format
-(defvar-local exwm--fullscreen nil)       ;used in fullscreen
 (defvar-local exwm--floating-frame-position nil) ;used in fullscreen
 (defvar-local exwm--fixed-size nil)              ;fixed size
 (defvar-local exwm--keyboard-grabbed nil)        ;Keyboard grabbed.
@@ -103,6 +102,7 @@
 (defvar-local exwm-transient-for nil "WM_TRANSIENT_FOR.")
 (defvar-local exwm--protocols nil)
 (defvar-local exwm-state xcb:icccm:WM_STATE:NormalState "WM_STATE.")
+(defvar-local exwm--ewmh-state nil "_NET_WM_STATE.")
 ;; _NET_WM_NORMAL_HINTS
 (defvar-local exwm--normal-hints-x nil)
 (defvar-local exwm--normal-hints-y nil)
@@ -150,8 +150,10 @@
     "*General*"
     "---"
     ["Toggle floating" exwm-floating-toggle-floating]
-    ["Enter fullscreen" exwm-layout-set-fullscreen (not exwm--fullscreen)]
-    ["Leave fullscreen" exwm-reset exwm--fullscreen]
+    ["Enter fullscreen" exwm-layout-set-fullscreen
+     (null (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state))]
+    ["Leave fullscreen" exwm-reset
+     (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)]
     ["Hide window" exwm-floating-hide exwm--floating-frame]
 
     "---"
diff --git a/exwm-layout.el b/exwm-layout.el
index f5e0e149e957..e8fd8e50c706 100644
--- a/exwm-layout.el
+++ b/exwm-layout.el
@@ -177,7 +177,7 @@
   "Make window ID fullscreen."
   (interactive)
   (with-current-buffer (if id (exwm--id->buffer id) (window-buffer))
-    (when exwm--fullscreen
+    (when (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
       (user-error "Already in full-screen mode."))
     ;; Save the position of floating frame.
     (when exwm--floating-frame
@@ -221,7 +221,7 @@
                        :window exwm--id
                        :data (vector xcb:Atom:_NET_WM_STATE_FULLSCREEN)))
     (xcb:flush exwm--connection)
-    (setq exwm--fullscreen t)
+    (cl-pushnew xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
     (call-interactively #'exwm-input-release-keyboard)))
 
 ;;;###autoload
@@ -229,7 +229,7 @@
   "Restore window from fullscreen state."
   (interactive)
   (with-current-buffer (if id (exwm--id->buffer id) (window-buffer))
-    (unless exwm--fullscreen
+    (unless (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
       (user-error "Not in full-screen mode."))
     ;; Restore the size of this workspace.
     (exwm-workspace--set-fullscreen exwm--frame)
@@ -256,7 +256,8 @@
     (xcb:+request exwm--connection
         (make-instance 'xcb:ewmh:set-_NET_WM_STATE :window exwm--id :data []))
     (xcb:flush exwm--connection)
-    (setq exwm--fullscreen nil)
+    (setq exwm--ewmh-state
+          (delq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state))
     (call-interactively #'exwm-input-grab-keyboard)))
 
 (defvar exwm-layout--other-buffer-exclude-exwm-mode-buffers nil
diff --git a/exwm-manage.el b/exwm-manage.el
index 60ff2e24b8a4..0f1a80b72946 100644
--- a/exwm-manage.el
+++ b/exwm-manage.el
@@ -48,6 +48,16 @@ corresponding buffer.")
         (when reply                     ;nil when destroyed
           (setq exwm--geometry reply))))))
 
+(defun exwm-manage--update-ewmh-state (id)
+  "Update _NET_WM_STATE."
+  (with-current-buffer (exwm--id->buffer id)
+    (unless exwm--ewmh-state
+      (let ((reply (xcb:+request-unchecked+reply exwm--connection
+                       (make-instance 'xcb:ewmh:get-_NET_WM_STATE
+                                      :window id))))
+        (when reply
+          (setq exwm--ewmh-state (append (slot-value reply 'value) nil)))))))
+
 ;; The _MOTIF_WM_HINTS atom (see <Xm/MwmUtil.h> for more details)
 ;; It's currently only used in 'exwm-manage' module
 (defvar exwm-manage--_MOTIF_WM_HINTS nil "_MOTIF_WM_HINTS atom.")
@@ -286,7 +296,12 @@ corresponding buffer.")
                  (< desktop (exwm-workspace--count)))
             (exwm-workspace-move-window desktop id)
           (exwm-workspace--set-desktop id)))
+      (exwm-manage--update-ewmh-state id)
       (with-current-buffer (exwm--id->buffer id)
+        (when (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
+          (setq exwm--ewmh-state
+                (delq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state))
+          (exwm-layout-set-fullscreen id))
         (run-hooks 'exwm-manage-finish-hook)))))
 
 (defvar exwm-workspace--id-struts-alist)
@@ -373,7 +388,7 @@ manager is shutting down."
                 (make-instance 'xcb:ReparentWindow
                                :window window :parent exwm--root :x 0 :y 0))))
         ;; Restore the workspace if this X window is currently fullscreen.
-        (when exwm--fullscreen
+        (when (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
           (exwm-workspace--set-fullscreen exwm--frame))
         ;; Destroy the X window container (and the frame container if any).
         (xcb:+request exwm--connection
@@ -552,7 +567,7 @@ border-width: %d; sibling: #x%x; stack-mode: %d"
                  border-width sibling stack-mode)
       (if (and (setq buffer (exwm--id->buffer window))
                (with-current-buffer buffer
-                 (or exwm--fullscreen
+                 (or (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
                      ;; Make sure it's a floating X window wanting to resize
                      ;; itself.
                      (or (not exwm--floating-frame)
@@ -578,7 +593,7 @@ border-width: %d; sibling: #x%x; stack-mode: %d"
           ;; Send client message for managed windows
           (with-current-buffer buffer
             (setq edges
-                  (if exwm--fullscreen
+                  (if (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
                       (list 0 0
                             (exwm-workspace--current-width)
                             (exwm-workspace--current-height))
diff --git a/exwm-workspace.el b/exwm-workspace.el
index fec83d9147e1..befa8e00bc92 100644
--- a/exwm-workspace.el
+++ b/exwm-workspace.el
@@ -445,7 +445,9 @@ PREFIX-DIGITS is a list of the digits introduced so far."
 The optional FORCE option is for internal use only."
   (interactive
    (list
-    (unless (and (eq major-mode 'exwm-mode) exwm--fullscreen) ;it's invisible
+    (unless (and (eq major-mode 'exwm-mode)
+                 ;; The prompt is invisible in fullscreen mode.
+                 (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state))
       (let ((exwm-workspace--prompt-add-allowed t)
             (exwm-workspace--prompt-delete-allowed t))
         (exwm-workspace--prompt-for-workspace "Switch to [+/-]: ")))))
@@ -463,7 +465,8 @@ The optional FORCE option is for internal use only."
                          :value-mask xcb:ConfigWindow:StackMode
                          :stack-mode xcb:StackMode:Above))
       ;; Raise X windows with struts set if there's no fullscreen X window.
-      (unless (buffer-local-value 'exwm--fullscreen (window-buffer window))
+      (unless (with-current-buffer (window-buffer window)
+                (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state))
         (dolist (pair exwm-workspace--id-struts-alist)
           (xcb:+request exwm--connection
               (make-instance 'xcb:ConfigureWindow
@@ -537,7 +540,9 @@ deleted, moved, etc).")
 (defun exwm-workspace-swap (workspace1 workspace2)
   "Interchange position of WORKSPACE1 with that of WORKSPACE2."
   (interactive
-   (unless (and (eq major-mode 'exwm-mode) exwm--fullscreen) ;it's invisible
+   (unless (and (eq major-mode 'exwm-mode)
+                ;; The prompt is invisible in fullscreen mode.
+                (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state))
      (let (w1 w2)
        (let ((exwm-workspace--prompt-add-allowed t)
              (exwm-workspace--prompt-delete-allowed t))
@@ -572,7 +577,9 @@ deleted, moved, etc).")
 When called interactively, prompt for a workspace and move current one just
 before it."
   (interactive
-   (unless (and (eq major-mode 'exwm-mode) exwm--fullscreen) ;it's invisible
+   (unless (and (eq major-mode 'exwm-mode)
+                ;; The prompt is invisible in fullscreen mode.
+                (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state))
      (list exwm-workspace--current
            (exwm-workspace--position
             (exwm-workspace--prompt-for-workspace "Move workspace to: ")))))
diff --git a/exwm.el b/exwm.el
index 0bc9701c0317..0544308bfed2 100644
--- a/exwm.el
+++ b/exwm.el
@@ -78,7 +78,8 @@
   (interactive)
   (with-current-buffer (window-buffer)
     (when (eq major-mode 'exwm-mode)
-      (when exwm--fullscreen (exwm-layout-unset-fullscreen))
+      (when (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN exwm--ewmh-state)
+        (exwm-layout-unset-fullscreen))
       ;; Force refresh
       (exwm-layout--refresh)
       (call-interactively #'exwm-input-grab-keyboard))))
@@ -464,12 +465,17 @@
             (when (or (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN props)
                       (memq xcb:Atom:_NET_WM_STATE_ABOVE props))
               (cond ((= action xcb:ewmh:_NET_WM_STATE_ADD)
-                     (unless exwm--fullscreen (exwm-layout-set-fullscreen id))
+                     (unless (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN
+                                   exwm--ewmh-state)
+                       (exwm-layout-set-fullscreen id))
                      (push xcb:Atom:_NET_WM_STATE_FULLSCREEN props-new))
                     ((= action xcb:ewmh:_NET_WM_STATE_REMOVE)
-                     (when exwm--fullscreen (exwm-layout-unset-fullscreen id)))
+                     (when (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN
+                                 exwm--ewmh-state)
+                       (exwm-layout-unset-fullscreen id)))
                     ((= action xcb:ewmh:_NET_WM_STATE_TOGGLE)
-                     (if exwm--fullscreen
+                     (if (memq xcb:Atom:_NET_WM_STATE_FULLSCREEN
+                               exwm--ewmh-state)
                          (exwm-layout-unset-fullscreen id)
                        (exwm-layout-set-fullscreen id)
                        (push xcb:Atom:_NET_WM_STATE_FULLSCREEN props-new)))))