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Fix a frame resizing problem for Lucid build

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* exwm-manage.el (exwm-manage--frame-outer-id-list): New variable for
storing frame window-outer-id's.
(exwm-manage--add-frame, exwm-manage--remove-frame): New functions for
adding/removing ids to/from the variable.
(exwm-manage--init): Add the functions to the corresponding hooks.
(exwm-manage--on-ConfigureRequest): Check for frames and avoid handling
them.
This commit is contained in:
Chris Feng 2016-09-25 19:58:16 +08:00
parent 7fbd5220f2
commit 1c8101afbf
1 changed files with 29 additions and 8 deletions
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37
exwm-manage.el
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@ -560,6 +560,20 @@ Would you like to kill it? "
(defconst exwm-manage--width-delta-min 5)
(defconst exwm-manage--height-delta-min 5)
(defvar exwm-manage--frame-outer-id-list nil
"List of window-outer-id's of all frames.")
(defun exwm-manage--add-frame (frame)
"Run in `after-make-frame-functions'."
(push (string-to-number (frame-parameter frame 'outer-window-id))
exwm-manage--frame-outer-id-list))
(defun exwm-manage--remove-frame (frame)
"Run in `delete-frame-functions'."
(setq exwm-manage--frame-outer-id-list
(delq (string-to-number (frame-parameter frame 'outer-window-id))
exwm-manage--frame-outer-id-list)))
(defun exwm-manage--on-ConfigureRequest (data _synthetic)
"Handle ConfigureRequest event."
(let ((obj (make-instance 'xcb:ConfigureRequest))
@ -638,14 +652,19 @@ border-width: %d; sibling: #x%x; stack-mode: %d"
nil t)))
(exwm--log "ConfigureWindow (preserve geometry)")
;; Configure the unmanaged window.
(xcb:+request exwm--connection
(make-instance 'xcb:ConfigureWindow
:window window
:value-mask value-mask
:x x :y y :width width :height height
:border-width border-width
:sibling sibling
:stack-mode stack-mode))))))
;; But Emacs frames should be excluded. Generally we don't
;; receive ConfigureRequest events from Emacs frames since we
;; have set OverrideRedirect on them, but this is not true for
;; Lucid build (as of 25.1).
(unless (memq window exwm-manage--frame-outer-id-list)
(xcb:+request exwm--connection
(make-instance 'xcb:ConfigureWindow
:window window
:value-mask value-mask
:x x :y y :width width :height height
:border-width border-width
:sibling sibling
:stack-mode stack-mode)))))))
(xcb:flush exwm--connection))
(declare-function exwm-layout--iconic-state-p "exwm-layout.el" (&optional id))
@ -698,6 +717,8 @@ border-width: %d; sibling: #x%x; stack-mode: %d"
:name-len (length atom-name)
:name atom-name))
'atom)))
(add-hook 'after-make-frame-functions #'exwm-manage--add-frame)
(add-hook 'delete-frame-functions #'exwm-manage--remove-frame)
(xcb:+event exwm--connection 'xcb:ConfigureRequest
#'exwm-manage--on-ConfigureRequest)
(xcb:+event exwm--connection 'xcb:MapRequest #'exwm-manage--on-MapRequest)