1 ;;; --------------------------------------------------------------------------
2 ;;; CLFSWM - FullScreen Window Manager
4 ;;; --------------------------------------------------------------------------
5 ;;; Documentation: Utility functions
6 ;;; --------------------------------------------------------------------------
8 ;;; (C) 2011 Philippe Brochard <hocwp@free.fr>
10 ;;; This program is free software; you can redistribute it and/or modify
11 ;;; it under the terms of the GNU General Public License as published by
12 ;;; the Free Software Foundation; either version 3 of the License, or
13 ;;; (at your option) any later version.
15 ;;; This program is distributed in the hope that it will be useful,
16 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;;; GNU General Public License for more details.
20 ;;; You should have received a copy of the GNU General Public License
21 ;;; along with this program; if not, write to the Free Software
22 ;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 ;;; --------------------------------------------------------------------------
29 (defconstant +withdrawn-state
+ 0)
30 (defconstant +normal-state
+ 1)
31 (defconstant +iconic-state
+ 3)
34 (defparameter *window-events
* '(:structure-notify
40 "The events to listen for on managed windows.")
43 (defparameter +netwm-supported
+
44 '(:_NET_SUPPORTING_WM_CHECK
45 :_NET_NUMBER_OF_DESKTOPS
46 :_NET_DESKTOP_GEOMETRY
47 :_NET_DESKTOP_VIEWPORT
51 "Supported NETWM properties.
52 Window types are in +WINDOW-TYPES+.")
54 (defparameter +netwm-window-types
+
55 '((:_NET_WM_WINDOW_TYPE_DESKTOP .
:desktop
)
56 (:_NET_WM_WINDOW_TYPE_DOCK .
:dock
)
57 (:_NET_WM_WINDOW_TYPE_TOOLBAR .
:toolbar
)
58 (:_NET_WM_WINDOW_TYPE_MENU .
:menu
)
59 (:_NET_WM_WINDOW_TYPE_UTILITY .
:utility
)
60 (:_NET_WM_WINDOW_TYPE_SPLASH .
:splash
)
61 (:_NET_WM_WINDOW_TYPE_DIALOG .
:dialog
)
62 (:_NET_WM_WINDOW_TYPE_NORMAL .
:normal
))
63 "Alist mapping NETWM window types to keywords.")
66 (defmacro with-xlib-protect
(&body body
)
69 (with-simple-restart (top-level "Return to clfswm's top level")
71 ((or xlib
:match-error xlib
:window-error xlib
:drawable-error
) (c)
73 (dbg "Ignore Xlib Error" c
',body
)
74 (unassoc-keyword-handle-event)
75 (assoc-keyword-handle-event 'main-mode
)
76 (setf *in-second-mode
* nil
)))))
79 (defmacro with-x-pointer
(&body body
)
80 "Bind (x y) to mouse pointer positions"
81 `(multiple-value-bind (x y
)
82 (xlib:query-pointer
*root
*)
88 ;;; Events management functions.
90 (defparameter *unhandled-events
* nil
)
91 (defparameter *current-event-mode
* nil
)
93 (eval-when (:compile-toplevel
:load-toplevel
:execute
)
94 (defun keyword->handle-event
(mode keyword
)
95 (symb 'handle-event-fun
"-" mode
"-" keyword
)))
97 (defun handle-event->keyword
(symbol)
98 (let* ((name (string-downcase (symbol-name symbol
)))
99 (pos (search "handle-event-fun-" name
)))
100 (when (and pos
(zerop pos
))
101 (let ((pos-mod (search "mode" name
)))
103 (values (intern (string-upcase (subseq name
(+ pos-mod
5))) :keyword
)
104 (subseq name
(length "handle-event-fun-") (1- pos-mod
))))))))
106 (defparameter *handle-event-fun-symbols
* nil
)
108 (defun fill-handle-event-fun-symbols ()
109 (with-all-internal-symbols (symbol :clfswm
)
110 (let ((pos (symbol-search "handle-event-fun-" symbol
)))
111 (when (and pos
(zerop pos
))
112 (pushnew symbol
*handle-event-fun-symbols
*)))))
115 (defmacro with-handle-event-symbol
((mode) &body body
)
116 "Bind symbol to all handle event functions available in mode"
117 `(let ((pattern (format nil
"handle-event-fun-~A" ,mode
)))
118 (dolist (symbol *handle-event-fun-symbols
*)
119 (let ((pos (symbol-search pattern symbol
)))
120 (when (and pos
(zerop pos
))
124 (defun find-handle-event-function (&optional
(mode ""))
125 "Print all handle event functions available in mode"
126 (with-handle-event-symbol (mode)
129 (defun assoc-keyword-handle-event (mode)
130 "Associate all keywords in mode to their corresponding handle event functions.
131 For example: main-mode :key-press is bound to handle-event-fun-main-mode-key-press"
132 (setf *current-event-mode
* mode
)
133 (with-handle-event-symbol (mode)
134 (let ((keyword (handle-event->keyword symbol
)))
135 (when (fboundp symbol
)
138 (format t
"~&Associating: ~S with ~S~%" symbol keyword
)
140 (setf (symbol-function keyword
) (symbol-function symbol
))))))
142 (defun unassoc-keyword-handle-event (&optional
(mode ""))
143 "Unbound all keywords from their corresponding handle event functions."
144 (setf *current-event-mode
* nil
)
145 (with-handle-event-symbol (mode)
146 (let ((keyword (handle-event->keyword symbol
)))
147 (when (fboundp keyword
)
150 (format t
"~&Unassociating: ~S ~S~%" symbol keyword
)
152 (fmakunbound keyword
)))))
154 (defmacro define-handler
(mode keyword args
&body body
)
155 "Like a defun but with a name expanded as handle-event-fun-'mode'-'keyword'
156 For example (define-handler main-mode :key-press (args) ...)
157 Expand in handle-event-fun-main-mode-key-press"
158 `(defun ,(keyword->handle-event mode keyword
) (&rest event-slots
&key
#+:event-debug event-key
,@args
&allow-other-keys
)
159 (declare (ignorable event-slots
))
160 #+:event-debug
(print (list *current-event-mode
* event-key
))
165 (defun handle-event (&rest event-slots
&key event-key
&allow-other-keys
)
167 (if (fboundp event-key
)
168 (apply event-key event-slots
)
169 #+:event-debug
(pushnew (list *current-event-mode
* event-key
) *unhandled-events
* :test
#'equal
))
170 (xlib:display-finish-output
*display
*))
177 (defun parse-display-string (display)
178 "Parse an X11 DISPLAY string and return the host and display from it."
179 (let* ((colon (position #\
: display
))
180 (host (subseq display
0 colon
))
181 (rest (subseq display
(1+ colon
)))
182 (dot (position #\. rest
))
183 (num (parse-integer (subseq rest
0 dot
))))
187 (defun banish-pointer ()
188 "Move the pointer to the lower right corner of the screen"
189 (with-placement (*banish-pointer-placement
* x y
)
190 (xlib:warp-pointer
*root
* x y
)))
194 (defun window-state (win)
195 "Get the state (iconic, normal, withdraw of a window."
196 (first (xlib:get-property win
:WM_STATE
)))
199 (defun set-window-state (win state
)
200 "Set the state (iconic, normal, withdrawn) of a window."
201 (xlib:change-property win
207 (defsetf window-state set-window-state
)
211 (defun window-hidden-p (window)
212 (eql (window-state window
) +iconic-state
+))
215 (defun null-size-window-p (window)
216 (let ((hints (xlib:wm-normal-hints window
)))
218 (not (or (xlib:wm-size-hints-width hints
)
219 (xlib:wm-size-hints-height hints
)
220 (xlib:wm-size-hints-win-gravity hints
)))
221 (xlib:wm-size-hints-user-specified-position-p hints
))))
228 (defun unhide-window (window)
230 (when (window-hidden-p window
)
231 (xlib:map-window window
)
232 (setf (window-state window
) +normal-state
+
233 (xlib:window-event-mask window
) *window-events
*))))
236 (defun map-window (window)
238 (xlib:map-window window
)))
241 (defun delete-window (window)
242 (send-client-message window
:WM_PROTOCOLS
243 (xlib:intern-atom
*display
* "WM_DELETE_WINDOW")))
245 (defun destroy-window (window)
246 (xlib:kill-client
*display
* (xlib:window-id window
)))
250 ;;(defconstant +exwm-atoms+
251 ;; (list "_NET_SUPPORTED" "_NET_CLIENT_LIST"
252 ;; "_NET_CLIENT_LIST_STACKING" "_NET_NUMBER_OF_DESKTOPS"
253 ;; "_NET_CURRENT_DESKTOP" "_NET_DESKTOP_GEOMETRY"
254 ;; "_NET_DESKTOP_VIEWPORT" "_NET_DESKTOP_NAMES"
255 ;; "_NET_ACTIVE_WINDOW" "_NET_WORKAREA"
256 ;; "_NET_SUPPORTING_WM_CHECK" "_NET_VIRTUAL_ROOTS"
257 ;; "_NET_DESKTOP_LAYOUT"
259 ;; "_NET_RESTACK_WINDOW" "_NET_REQUEST_FRAME_EXTENTS"
260 ;; "_NET_MOVERESIZE_WINDOW" "_NET_CLOSE_WINDOW"
261 ;; "_NET_WM_MOVERESIZE"
263 ;; "_NET_WM_SYNC_REQUEST" "_NET_WM_PING"
265 ;; "_NET_WM_NAME" "_NET_WM_VISIBLE_NAME"
266 ;; "_NET_WM_ICON_NAME" "_NET_WM_VISIBLE_ICON_NAME"
267 ;; "_NET_WM_DESKTOP" "_NET_WM_WINDOW_TYPE"
268 ;; "_NET_WM_STATE" "_NET_WM_STRUT"
269 ;; "_NET_WM_ICON_GEOMETRY" "_NET_WM_ICON"
270 ;; "_NET_WM_PID" "_NET_WM_HANDLED_ICONS"
271 ;; "_NET_WM_USER_TIME" "_NET_FRAME_EXTENTS"
272 ;; ;; "_NET_WM_MOVE_ACTIONS"
274 ;; "_NET_WM_WINDOW_TYPE_DESKTOP" "_NET_WM_STATE_MODAL"
275 ;; "_NET_WM_WINDOW_TYPE_DOCK" "_NET_WM_STATE_STICKY"
276 ;; "_NET_WM_WINDOW_TYPE_TOOLBAR" "_NET_WM_STATE_MAXIMIZED_VERT"
277 ;; "_NET_WM_WINDOW_TYPE_MENU" "_NET_WM_STATE_MAXIMIZED_HORZ"
278 ;; "_NET_WM_WINDOW_TYPE_UTILITY" "_NET_WM_STATE_SHADED"
279 ;; "_NET_WM_WINDOW_TYPE_SPLASH" "_NET_WM_STATE_SKIP_TASKBAR"
280 ;; "_NET_WM_WINDOW_TYPE_DIALOG" "_NET_WM_STATE_SKIP_PAGER"
281 ;; "_NET_WM_WINDOW_TYPE_NORMAL" "_NET_WM_STATE_HIDDEN"
282 ;; "_NET_WM_STATE_FULLSCREEN"
283 ;; "_NET_WM_STATE_ABOVE"
284 ;; "_NET_WM_STATE_BELOW"
285 ;; "_NET_WM_STATE_DEMANDS_ATTENTION"
287 ;; "_NET_WM_ALLOWED_ACTIONS"
288 ;; "_NET_WM_ACTION_MOVE"
289 ;; "_NET_WM_ACTION_RESIZE"
290 ;; "_NET_WM_ACTION_SHADE"
291 ;; "_NET_WM_ACTION_STICK"
292 ;; "_NET_WM_ACTION_MAXIMIZE_HORZ"
293 ;; "_NET_WM_ACTION_MAXIMIZE_VERT"
294 ;; "_NET_WM_ACTION_FULLSCREEN"
295 ;; "_NET_WM_ACTION_CHANGE_DESKTOP"
296 ;; "_NET_WM_ACTION_CLOSE"
301 ;;(defun intern-atoms (display)
302 ;; (declare (type xlib:display display))
303 ;; (mapcar #'(lambda (atom-name) (xlib:intern-atom display atom-name))
309 ;;(defun get-atoms-property (window property-atom atom-list-p)
310 ;; "Returns a list of atom-name (if atom-list-p is t) otherwise returns
311 ;; a list of atom-id."
312 ;; (xlib:get-property window property-atom
313 ;; :transform (when atom-list-p
315 ;; (xlib:atom-name (xlib:drawable-display window) id)))))
317 ;;(defun set-atoms-property (window atoms property-atom &key (mode :replace))
318 ;; "Sets the property designates by `property-atom'. ATOMS is a list of atom-id
319 ;; or a list of keyword atom-names."
320 ;; (xlib:change-property window property-atom atoms :ATOM 32
322 ;; :transform (unless (integerp (car atoms))
323 ;; (lambda (atom-key)
324 ;; (xlib:find-atom (xlib:drawable-display window) atom-key)))))
329 ;;(defun net-wm-state (window)
330 ;; (get-atoms-property window :_NET_WM_STATE t))
332 ;;(defsetf net-wm-state (window &key (mode :replace)) (states)
333 ;; `(set-atoms-property ,window ,states :_NET_WM_STATE :mode ,mode))
336 (defun hide-window (window)
338 (setf (window-state window
) +iconic-state
+
339 (xlib:window-event-mask window
) (remove :structure-notify
*window-events
*))
340 (xlib:unmap-window window
)
341 (setf (xlib:window-event-mask window
) *window-events
*)))
345 (defun window-type (window)
346 "Return one of :desktop, :dock, :toolbar, :utility, :splash,
347 :dialog, :transient, :maxsize and :normal."
348 (or (and (let ((hints (xlib:wm-normal-hints window
)))
349 (and hints
(or (xlib:wm-size-hints-max-width hints
)
350 (xlib:wm-size-hints-max-height hints
)
351 (xlib:wm-size-hints-min-aspect hints
)
352 (xlib:wm-size-hints-max-aspect hints
))))
354 (let ((net-wm-window-type (xlib:get-property window
:_NET_WM_WINDOW_TYPE
)))
355 (when net-wm-window-type
356 (dolist (type-atom net-wm-window-type
)
357 (when (assoc (xlib:atom-name
*display
* type-atom
) +netwm-window-types
+)
358 (return (cdr (assoc (xlib:atom-name
*display
* type-atom
) +netwm-window-types
+)))))))
359 (and (xlib:get-property window
:WM_TRANSIENT_FOR
)
367 ;;; Stolen from Eclipse
368 (defun send-configuration-notify (window x y w h bw
)
369 "Send a synthetic configure notify event to the given window (ICCCM 4.1.5)"
370 (xlib:send-event window
:configure-notify
(xlib:make-event-mask
:structure-notify
)
381 (defun send-client-message (window type
&rest data
)
382 "Send a client message to a client's window."
383 (xlib:send-event window
394 (defun raise-window (window)
395 "Map the window if needed and bring it to the top of the stack. Does not affect focus."
396 (when (xlib:window-p window
)
397 (when (window-hidden-p window
)
398 (unhide-window window
))
399 (setf (xlib:window-priority window
) :above
)))
401 (defun focus-window (window)
402 "Give the window focus."
403 (when (xlib:window-p window
)
404 (xlib:set-input-focus
*display
* window
:parent
)))
406 (defun raise-and-focus-window (window)
408 (raise-window window
)
409 (focus-window window
))
412 "don't focus any window but still read keyboard events."
413 (xlib:set-input-focus
*display
* *no-focus-window
* :pointer-root
))
416 (defun lower-window (window sibling
)
417 "Map the window if needed and bring it just above sibling. Does not affect focus."
418 (when (xlib:window-p window
)
419 (when (window-hidden-p window
)
420 (unhide-window window
))
421 (setf (xlib:window-priority window sibling
) :below
)))
426 (let ((cursor-font nil
)
428 (pointer-grabbed nil
))
429 (defun free-grab-pointer ()
431 (xlib:free-cursor cursor
)
434 (xlib:close-font cursor-font
)
435 (setf cursor-font nil
)))
437 (defun xgrab-init-pointer ()
438 (setf pointer-grabbed nil
))
440 (defun xgrab-pointer-p ()
443 (defun xgrab-pointer (root cursor-char cursor-mask-char
444 &optional
(pointer-mask '(:enter-window
:pointer-motion
445 :button-press
:button-release
)) owner-p
)
446 "Grab the pointer and set the pointer shape."
447 (when pointer-grabbed
449 (setf pointer-grabbed t
)
450 (let* ((white (xlib:make-color
:red
1.0 :green
1.0 :blue
1.0))
451 (black (xlib:make-color
:red
0.0 :green
0.0 :blue
0.0)))
453 (setf cursor-font
(xlib:open-font
*display
* "cursor")
454 cursor
(xlib:create-glyph-cursor
:source-font cursor-font
455 :source-char
(or cursor-char
68)
456 :mask-font cursor-font
457 :mask-char
(or cursor-mask-char
69)
460 (xlib:grab-pointer root pointer-mask
461 :owner-p owner-p
:sync-keyboard-p nil
:sync-pointer-p nil
:cursor cursor
))
463 (xlib:grab-pointer root pointer-mask
464 :owner-p owner-p
:sync-keyboard-p nil
:sync-pointer-p nil
)))))
466 (defun xungrab-pointer ()
467 "Remove the grab on the cursor and restore the cursor shape."
468 (setf pointer-grabbed nil
)
469 (xlib:ungrab-pointer
*display
*)
470 (xlib:display-finish-output
*display
*)
471 (free-grab-pointer)))
474 (let ((keyboard-grabbed nil
))
475 (defun xgrab-init-keyboard ()
476 (setf keyboard-grabbed nil
))
478 (defun xgrab-keyboard-p ()
481 (defun xgrab-keyboard (root)
482 (setf keyboard-grabbed t
)
483 (xlib:grab-keyboard root
:owner-p nil
:sync-keyboard-p nil
:sync-pointer-p nil
))
486 (defun xungrab-keyboard ()
487 (setf keyboard-grabbed nil
)
488 (xlib:ungrab-keyboard
*display
*)))
495 (defun ungrab-all-buttons (window)
496 (xlib:ungrab-button window
:any
:modifiers
:any
))
498 (defun grab-all-buttons (window)
499 (ungrab-all-buttons window
)
500 (xlib:grab-button window
:any
'(:button-press
:button-release
:pointer-motion
)
504 :sync-keyboard-p nil
))
506 (defun ungrab-all-keys (window)
507 (xlib:ungrab-key window
:any
:modifiers
:any
))
510 (defun stop-button-event ()
511 (xlib:allow-events
*display
* :sync-pointer
))
513 (defun replay-button-event ()
514 (xlib:allow-events
*display
* :replay-pointer
))
524 ;;; Mouse action on window
525 (let (add-fn add-arg dx dy window
)
526 (define-handler move-window-mode
:motion-notify
(root-x root-y
)
527 (unless (compress-motion-notify)
528 (setf (xlib:drawable-x window
) (+ root-x dx
)
529 (xlib:drawable-y window
) (+ root-y dy
))
531 (apply add-fn add-arg
))))
533 (define-handler move-window-mode
:button-release
()
534 (throw 'exit-move-window-mode nil
))
536 (defun move-window (orig-window orig-x orig-y
&optional additional-fn additional-arg
)
537 (setf window orig-window
539 add-arg additional-arg
540 dx
(- (xlib:drawable-x window
) orig-x
)
541 dy
(- (xlib:drawable-y window
) orig-y
)
542 (xlib:window-border window
) (get-color *color-move-window
*))
543 (raise-window window
)
544 (let ((pointer-grabbed-p (xgrab-pointer-p)))
545 (unless pointer-grabbed-p
546 (xgrab-pointer *root
* nil nil
))
548 (apply additional-fn additional-arg
))
549 (generic-mode 'move-window-mode
'exit-move-window-mode
550 :original-mode
'(main-mode))
551 (unless pointer-grabbed-p
552 (xungrab-pointer)))))
555 (let (add-fn add-arg window
557 orig-width orig-height
559 min-height max-height
)
560 (define-handler resize-window-mode
:motion-notify
(root-x root-y
)
561 (unless (compress-motion-notify)
562 (setf (xlib:drawable-width window
) (min (max (+ orig-width
(- root-x o-x
)) 10 min-width
) max-width
)
563 (xlib:drawable-height window
) (min (max (+ orig-height
(- root-y o-y
)) 10 min-height
) max-height
))
565 (apply add-fn add-arg
))))
567 (define-handler resize-window-mode
:button-release
()
568 (throw 'exit-resize-window-mode nil
))
570 (defun resize-window (orig-window orig-x orig-y
&optional additional-fn additional-arg
)
571 (let* ((pointer-grabbed-p (xgrab-pointer-p))
572 (hints (xlib:wm-normal-hints orig-window
)))
573 (setf window orig-window
575 add-arg additional-arg
578 orig-width
(xlib:drawable-width window
)
579 orig-height
(xlib:drawable-height window
)
580 min-width
(or (and hints
(xlib:wm-size-hints-min-width hints
)) 0)
581 min-height
(or (and hints
(xlib:wm-size-hints-min-height hints
)) 0)
582 max-width
(or (and hints
(xlib:wm-size-hints-max-width hints
)) most-positive-fixnum
)
583 max-height
(or (and hints
(xlib:wm-size-hints-max-height hints
)) most-positive-fixnum
)
584 (xlib:window-border window
) (get-color *color-move-window
*))
585 (raise-window window
)
586 (unless pointer-grabbed-p
587 (xgrab-pointer *root
* nil nil
))
589 (apply additional-fn additional-arg
))
590 (generic-mode 'resize-window-mode
'exit-resize-window-mode
591 :original-mode
'(main-mode))
592 (unless pointer-grabbed-p
593 (xungrab-pointer)))))
596 (define-handler wait-mouse-button-release-mode
:button-release
()
597 (throw 'exit-wait-mouse-button-release-mode nil
))
599 (defun wait-mouse-button-release (&optional cursor-char cursor-mask-char
)
600 (let ((pointer-grabbed-p (xgrab-pointer-p)))
601 (unless pointer-grabbed-p
602 (xgrab-pointer *root
* cursor-char cursor-mask-char
))
603 (generic-mode 'wait-mouse-button-release
'exit-wait-mouse-button-release-mode
)
604 (unless pointer-grabbed-p
610 (let ((color-hash (make-hash-table :test
'equal
)))
611 (defun get-color (color)
612 (multiple-value-bind (val foundp
)
613 (gethash color color-hash
)
616 (setf (gethash color color-hash
)
617 (xlib:alloc-color
(xlib:screen-default-colormap
*screen
*) color
))))))
621 (defgeneric -
>color
(color))
623 (defmethod ->color
((color-name string
))
626 (defmethod ->color
((color integer
))
627 (labels ((hex->float
(color)
628 (/ (logand color
#xFF
) 256.0)))
629 (xlib:make-color
:blue
(hex->float color
)
630 :green
(hex->float
(ash color -
8))
631 :red
(hex->float
(ash color -
16)))))
633 (defmethod ->color
((color list
))
634 (destructuring-bind (red green blue
) color
635 (xlib:make-color
:blue red
:green green
:red blue
)))
637 (defmethod ->color
((color xlib
:color
))
640 (defmethod ->color
(color)
641 (format t
"Wrong color type: ~A~%" color
)
645 (defun color->rgb
(color)
646 (multiple-value-bind (r g b
)
647 (xlib:color-rgb color
)
648 (+ (ash (round (* 256 r
)) +16)
649 (ash (round (* 256 g
)) +8)
656 (defmacro my-character-
>keysyms
(ch)
657 "Convert a char to a keysym"
658 ;; XLIB:CHARACTER->KEYSYMS should probably be implemented in NEW-CLX
659 ;; some day. Or just copied from MIT-CLX or some other CLX
660 ;; implementation (see translate.lisp and keysyms.lisp). For now,
661 ;; we do like this. It suffices for modifiers and ASCII symbols.
662 (if (fboundp 'xlib
:character-
>keysyms
)
663 `(xlib:character-
>keysyms
,ch
)
666 (:character-set-switch
#xFF7E
)
668 (:right-shift
#xFFE2
)
669 (:left-control
#xFFE3
)
670 (:right-control
#xFFE4
)
678 (:right-super
#xFFEC
)
680 (:right-hyper
#xFFEE
)
684 ;; Latin-1 characters have their own value as keysym
685 (if (< 31 (char-code ,ch
) 256)
687 (error "Don't know how to get keysym from ~A" ,ch
)))))))))
692 (defun char->keycode
(char)
693 "Convert a character to a keycode"
694 (xlib:keysym-
>keycodes
*display
* (first (my-character->keysyms char
))))
697 (defun keycode->char
(code state
)
698 (xlib:keysym-
>character
*display
* (xlib:keycode-
>keysym
*display
* code
0) state
))
700 (defun modifiers->state
(modifier-list)
701 (apply #'xlib
:make-state-mask modifier-list
))
703 (defun state->modifiers
(state)
704 (xlib:make-state-keys state
))
706 (defun keycode->keysym
(code modifiers
)
707 (xlib:keycode-
>keysym
*display
* code
(cond ((member :shift modifiers
) 1)
708 ((member :mod-5 modifiers
) 4)
712 (defmacro with-grab-keyboard-and-pointer
((cursor mask old-cursor old-mask
) &body body
)
713 `(let ((pointer-grabbed (xgrab-pointer-p))
714 (keyboard-grabbed (xgrab-keyboard-p)))
715 (xgrab-pointer *root
* ,cursor
,mask
)
716 (unless keyboard-grabbed
717 (xgrab-keyboard *root
*))
722 (xgrab-pointer *root
* ,old-cursor
,old-mask
)
724 (unless keyboard-grabbed
725 (xungrab-keyboard)))))
732 (let ((modifier-list nil
))
733 (defun init-modifier-list ()
734 (dolist (name '("Shift_L" "Shift_R" "Control_L" "Control_R"
735 "Alt_L" "Alt_R" "Meta_L" "Meta_R" "Hyper_L" "Hyper_R"
736 "Mode_switch" "script_switch" "ISO_Level3_Shift"
737 "Caps_Lock" "Scroll_Lock" "Num_Lock"))
738 (awhen (xlib:keysym-
>keycodes
*display
* (keysym-name->keysym name
))
739 (push it modifier-list
))))
741 (defun modifier-p (code)
742 (member code modifier-list
)))
744 (defun wait-no-key-or-button-press ()
745 (with-grab-keyboard-and-pointer (66 67 66 67)
747 (let ((key (loop for k across
(xlib:query-keymap
*display
*)
749 when
(and (plusp k
) (not (modifier-p code
)))
751 (button (loop for b in
(xlib:make-state-keys
(nth-value 4 (xlib:query-pointer
*root
*)))
752 when
(member b
'(:button-1
:button-2
:button-3
:button-4
:button-5
))
754 (when (and (not key
) (not button
))
755 (loop while
(xlib:event-case
(*display
* :discard-p t
:peek-p nil
:timeout
0)
756 (:motion-notify
() t
)
760 (:button-release
() t
)
765 (defun wait-a-key-or-button-press ()
766 (with-grab-keyboard-and-pointer (24 25 66 67)
768 (let ((key (loop for k across
(xlib:query-keymap
*display
*)
769 unless
(zerop k
) return t
))
770 (button (loop for b in
(xlib:make-state-keys
(nth-value 4 (xlib:query-pointer
*root
*)))
771 when
(member b
'(:button-1
:button-2
:button-3
:button-4
:button-5
))
773 (when (or key button
)
778 (defun compress-motion-notify ()
779 (when *have-to-compress-notify
*
780 (loop while
(xlib:event-cond
(*display
* :timeout
0)
781 (:motion-notify
() t
)))))
784 (defun display-all-cursors (&optional
(display-time 1))
785 "Display all X11 cursors for display-time seconds"
786 (loop for i from
0 to
152 by
2
787 do
(xgrab-pointer *root
* i
(1+ i
))
795 ;;; Double buffering tools
796 (defun clear-pixmap-buffer (window gc
)
797 (rotatef (xlib:gcontext-foreground gc
) (xlib:gcontext-background gc
))
798 (xlib:draw-rectangle
*pixmap-buffer
* gc
799 0 0 (xlib:drawable-width window
) (xlib:drawable-height window
)
801 (rotatef (xlib:gcontext-foreground gc
) (xlib:gcontext-background gc
)))
803 (defun copy-pixmap-buffer (window gc
)
804 (xlib:copy-area
*pixmap-buffer
* gc
805 0 0 (xlib:drawable-width window
) (xlib:drawable-height window
)
809 (defun is-a-key-pressed-p ()
810 (loop for k across
(xlib:query-keymap
*display
*)
814 ;;; Windows wm class and name tests
815 (defmacro defun-equal-wm-class
(symbol class
)
816 `(defun ,symbol
(window)
817 (when (xlib:window-p window
)
818 (string-equal (xlib:get-wm-class window
) ,class
))))
820 (defmacro defun-equal-wm-name
(symbol name
)
821 `(defun ,symbol
(window)
822 (when (xlib:window-p window
)
823 (string-equal (xlib:wm-name window
) ,name
))))