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wmaker: comment out definition of wm-spec constant that we do not use
[wmaker-crm.git] / src / wmspec.c
blob89d8fac6414c00410b396a2b3a0de8cd17871aba
1 /* wmspec.c-- support for the wm-spec Hints
2 *
3 * Window Maker window manager
4 *
5 * Copyright (c) 1998-2003 Alfredo K. Kojima
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 */
21
22 /*
23 * TODO
24 * ----
25 *
26 * This file needs to be checked for all calls to XGetWindowProperty() and
27 * proper checks need to be made on the returned values. Only checking for
28 * return to be Success is not enough. -Dan
29 */
30
31 #include "wconfig.h"
32
33 #include <X11/Xlib.h>
34 #include <X11/Xatom.h>
35 #include <string.h>
36
37 #include <WINGs/WUtil.h>
38 #include "WindowMaker.h"
39 #include "window.h"
40 #include "screen.h"
41 #include "workspace.h"
42 #include "framewin.h"
43 #include "actions.h"
44 #include "client.h"
45 #include "appicon.h"
46 #include "wmspec.h"
47 #include "icon.h"
48 #include "stacking.h"
49 #include "xinerama.h"
50 #include "properties.h"
51
52
53 /* Root Window Properties */
54 static Atom net_supported;
55 static Atom net_client_list;
56 static Atom net_client_list_stacking;
57 static Atom net_number_of_desktops;
58 static Atom net_desktop_geometry;
59 static Atom net_desktop_viewport;
60 static Atom net_current_desktop;
61 static Atom net_desktop_names;
62 static Atom net_active_window;
63 static Atom net_workarea;
64 static Atom net_supporting_wm_check;
65 static Atom net_virtual_roots; /* N/A */
66 static Atom net_desktop_layout; /* XXX */
67 static Atom net_showing_desktop;
68
69 /* Other Root Window Messages */
70 static Atom net_close_window;
71 static Atom net_moveresize_window; /* TODO */
72 static Atom net_wm_moveresize; /* TODO */
73
74 /* Application Window Properties */
75 static Atom net_wm_name;
76 static Atom net_wm_visible_name; /* TODO (unnecessary?) */
77 static Atom net_wm_icon_name;
78 static Atom net_wm_visible_icon_name; /* TODO (unnecessary?) */
79 static Atom net_wm_desktop;
80 static Atom net_wm_window_type;
81 static Atom net_wm_window_type_desktop;
82 static Atom net_wm_window_type_dock;
83 static Atom net_wm_window_type_toolbar;
84 static Atom net_wm_window_type_menu;
85 static Atom net_wm_window_type_utility;
86 static Atom net_wm_window_type_splash;
87 static Atom net_wm_window_type_dialog;
88 static Atom net_wm_window_type_dropdown_menu;
89 static Atom net_wm_window_type_popup_menu;
90 static Atom net_wm_window_type_tooltip;
91 static Atom net_wm_window_type_notification;
92 static Atom net_wm_window_type_combo;
93 static Atom net_wm_window_type_dnd;
94 static Atom net_wm_window_type_normal;
95 static Atom net_wm_state;
96 static Atom net_wm_state_modal; /* XXX: what is this?!? */
97 static Atom net_wm_state_sticky;
98 static Atom net_wm_state_maximized_vert;
99 static Atom net_wm_state_maximized_horz;
100 static Atom net_wm_state_shaded;
101 static Atom net_wm_state_skip_taskbar;
102 static Atom net_wm_state_skip_pager;
103 static Atom net_wm_state_hidden;
104 static Atom net_wm_state_fullscreen;
105 static Atom net_wm_state_above;
106 static Atom net_wm_state_below;
107 static Atom net_wm_allowed_actions;
108 static Atom net_wm_action_move;
109 static Atom net_wm_action_resize;
110 static Atom net_wm_action_minimize;
111 static Atom net_wm_action_shade;
112 static Atom net_wm_action_stick;
113 static Atom net_wm_action_maximize_horz;
114 static Atom net_wm_action_maximize_vert;
115 static Atom net_wm_action_fullscreen;
116 static Atom net_wm_action_change_desktop;
117 static Atom net_wm_action_close;
118 static Atom net_wm_strut;
119 static Atom net_wm_strut_partial; /* TODO: doesn't really fit into the current strut scheme */
120 static Atom net_wm_icon_geometry; /* FIXME: should work together with net_wm_handled_icons, gnome-panel-2.2.0.1 doesn't use _NET_WM_HANDLED_ICONS, thus present situation. */
121 static Atom net_wm_icon;
122 static Atom net_wm_pid; /* TODO */
123 static Atom net_wm_handled_icons; /* FIXME: see net_wm_icon_geometry */
124 static Atom net_wm_window_opacity;
125
126 static Atom net_frame_extents;
127
128 /* Window Manager Protocols */
129 static Atom net_wm_ping; /* TODO */
130
131 static Atom utf8_string;
132
133 typedef struct {
134 char *name;
135 Atom *atom;
136 } atomitem_t;
137
138 static atomitem_t atomNames[] = {
139 {"_NET_SUPPORTED", &net_supported},
140 {"_NET_CLIENT_LIST", &net_client_list},
141 {"_NET_CLIENT_LIST_STACKING", &net_client_list_stacking},
142 {"_NET_NUMBER_OF_DESKTOPS", &net_number_of_desktops},
143 {"_NET_DESKTOP_GEOMETRY", &net_desktop_geometry},
144 {"_NET_DESKTOP_VIEWPORT", &net_desktop_viewport},
145 {"_NET_CURRENT_DESKTOP", &net_current_desktop},
146 {"_NET_DESKTOP_NAMES", &net_desktop_names},
147 {"_NET_ACTIVE_WINDOW", &net_active_window},
148 {"_NET_WORKAREA", &net_workarea},
149 {"_NET_SUPPORTING_WM_CHECK", &net_supporting_wm_check},
150 {"_NET_VIRTUAL_ROOTS", &net_virtual_roots},
151 {"_NET_DESKTOP_LAYOUT", &net_desktop_layout},
152 {"_NET_SHOWING_DESKTOP", &net_showing_desktop},
153
154 {"_NET_CLOSE_WINDOW", &net_close_window},
155 {"_NET_MOVERESIZE_WINDOW", &net_moveresize_window},
156 {"_NET_WM_MOVERESIZE", &net_wm_moveresize},
157
158 {"_NET_WM_NAME", &net_wm_name},
159 {"_NET_WM_VISIBLE_NAME", &net_wm_visible_name},
160 {"_NET_WM_ICON_NAME", &net_wm_icon_name},
161 {"_NET_WM_VISIBLE_ICON_NAME", &net_wm_visible_icon_name},
162 {"_NET_WM_DESKTOP", &net_wm_desktop},
163 {"_NET_WM_WINDOW_TYPE", &net_wm_window_type},
164 {"_NET_WM_WINDOW_TYPE_DESKTOP", &net_wm_window_type_desktop},
165 {"_NET_WM_WINDOW_TYPE_DOCK", &net_wm_window_type_dock},
166 {"_NET_WM_WINDOW_TYPE_TOOLBAR", &net_wm_window_type_toolbar},
167 {"_NET_WM_WINDOW_TYPE_MENU", &net_wm_window_type_menu},
168 {"_NET_WM_WINDOW_TYPE_UTILITY", &net_wm_window_type_utility},
169 {"_NET_WM_WINDOW_TYPE_SPLASH", &net_wm_window_type_splash},
170 {"_NET_WM_WINDOW_TYPE_DIALOG", &net_wm_window_type_dialog},
171 {"_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", &net_wm_window_type_dropdown_menu},
172 {"_NET_WM_WINDOW_TYPE_POPUP_MENU", &net_wm_window_type_popup_menu},
173 {"_NET_WM_WINDOW_TYPE_TOOLTIP", &net_wm_window_type_tooltip},
174 {"_NET_WM_WINDOW_TYPE_NOTIFICATION", &net_wm_window_type_notification},
175 {"_NET_WM_WINDOW_TYPE_COMBO", &net_wm_window_type_combo},
176 {"_NET_WM_WINDOW_TYPE_DND", &net_wm_window_type_dnd},
177 {"_NET_WM_WINDOW_TYPE_NORMAL", &net_wm_window_type_normal},
178 {"_NET_WM_STATE", &net_wm_state},
179 {"_NET_WM_STATE_MODAL", &net_wm_state_modal},
180 {"_NET_WM_STATE_STICKY", &net_wm_state_sticky},
181 {"_NET_WM_STATE_MAXIMIZED_VERT", &net_wm_state_maximized_vert},
182 {"_NET_WM_STATE_MAXIMIZED_HORZ", &net_wm_state_maximized_horz},
183 {"_NET_WM_STATE_SHADED", &net_wm_state_shaded},
184 {"_NET_WM_STATE_SKIP_TASKBAR", &net_wm_state_skip_taskbar},
185 {"_NET_WM_STATE_SKIP_PAGER", &net_wm_state_skip_pager},
186 {"_NET_WM_STATE_HIDDEN", &net_wm_state_hidden},
187 {"_NET_WM_STATE_FULLSCREEN", &net_wm_state_fullscreen},
188 {"_NET_WM_STATE_ABOVE", &net_wm_state_above},
189 {"_NET_WM_STATE_BELOW", &net_wm_state_below},
190 {"_NET_WM_ALLOWED_ACTIONS", &net_wm_allowed_actions},
191 {"_NET_WM_ACTION_MOVE", &net_wm_action_move},
192 {"_NET_WM_ACTION_RESIZE", &net_wm_action_resize},
193 {"_NET_WM_ACTION_MINIMIZE", &net_wm_action_minimize},
194 {"_NET_WM_ACTION_SHADE", &net_wm_action_shade},
195 {"_NET_WM_ACTION_STICK", &net_wm_action_stick},
196 {"_NET_WM_ACTION_MAXIMIZE_HORZ", &net_wm_action_maximize_horz},
197 {"_NET_WM_ACTION_MAXIMIZE_VERT", &net_wm_action_maximize_vert},
198 {"_NET_WM_ACTION_FULLSCREEN", &net_wm_action_fullscreen},
199 {"_NET_WM_ACTION_CHANGE_DESKTOP", &net_wm_action_change_desktop},
200 {"_NET_WM_ACTION_CLOSE", &net_wm_action_close},
201 {"_NET_WM_STRUT", &net_wm_strut},
202 {"_NET_WM_STRUT_PARTIAL", &net_wm_strut_partial},
203 {"_NET_WM_ICON_GEOMETRY", &net_wm_icon_geometry},
204 {"_NET_WM_ICON", &net_wm_icon},
205 {"_NET_WM_PID", &net_wm_pid},
206 {"_NET_WM_HANDLED_ICONS", &net_wm_handled_icons},
207 {"_NET_WM_WINDOW_OPACITY", &net_wm_window_opacity},
208
209 {"_NET_FRAME_EXTENTS", &net_frame_extents},
210
211 {"_NET_WM_PING", &net_wm_ping},
212
213 {"UTF8_STRING", &utf8_string},
214 };
215
216 #define _NET_WM_STATE_REMOVE 0
217 #define _NET_WM_STATE_ADD 1
218 #define _NET_WM_STATE_TOGGLE 2
219
220 #if 0
221 /*
222 * These constant provide information on the kind of window move/resize when
223 * it is initiated by the application instead of by WindowMaker. They are
224 * parameter for the client message _NET_WM_MOVERESIZE, as defined by the
225 * FreeDesktop wm-spec standard:
226 * http://standards.freedesktop.org/wm-spec/1.5/ar01s04.html
227 *
228 * Today, WindowMaker does not support this at all (the corresponding Atom
229 * is not added to the list in setSupportedHints), probably because there is
230 * nothing it needs to do about it, the application is assumed to know what
231 * it is doing, and WindowMaker won't get in the way.
232 *
233 * The definition of the constants (taken from the standard) are disabled to
234 * avoid a spurious warning (-Wunused-macros).
235 */
236 #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
237 #define _NET_WM_MOVERESIZE_SIZE_TOP 1
238 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
239 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
240 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
241 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
242 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
243 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7
244 #define _NET_WM_MOVERESIZE_MOVE 8 /* movement only */
245 #define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 /* size via keyboard */
246 #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */
247 #endif
248
249 static void observer(void *self, WMNotification *notif);
250 static void wsobserver(void *self, WMNotification *notif);
251
252 static void updateClientList(WScreen *scr);
253 static void updateClientListStacking(WScreen *scr, WWindow *);
254
255 static void updateWorkspaceNames(WScreen *scr);
256 static void updateCurrentWorkspace(WScreen *scr);
257 static void updateWorkspaceCount(WScreen *scr);
258 static void wNETWMShowingDesktop(WScreen *scr, Bool show);
259
260 typedef struct NetData {
261 WScreen *scr;
262 WReservedArea *strut;
263 WWindow **show_desktop;
264 } NetData;
265
266 static void setSupportedHints(WScreen *scr)
267 {
268 Atom atom[wlengthof(atomNames)];
269 int i = 0;
270
271 /* set supported hints list */
272 /* XXX: extend this !!! */
273
274 atom[i++] = net_client_list;
275 atom[i++] = net_client_list_stacking;
276 atom[i++] = net_number_of_desktops;
277 atom[i++] = net_desktop_geometry;
278 atom[i++] = net_desktop_viewport;
279 atom[i++] = net_current_desktop;
280 atom[i++] = net_desktop_names;
281 atom[i++] = net_active_window;
282 atom[i++] = net_workarea;
283 atom[i++] = net_supporting_wm_check;
284 atom[i++] = net_showing_desktop;
285 #if 0
286 atom[i++] = net_wm_moveresize;
287 #endif
288 atom[i++] = net_wm_desktop;
289 atom[i++] = net_wm_window_type;
290 atom[i++] = net_wm_window_type_desktop;
291 atom[i++] = net_wm_window_type_dock;
292 atom[i++] = net_wm_window_type_toolbar;
293 atom[i++] = net_wm_window_type_menu;
294 atom[i++] = net_wm_window_type_utility;
295 atom[i++] = net_wm_window_type_splash;
296 atom[i++] = net_wm_window_type_dialog;
297 atom[i++] = net_wm_window_type_dropdown_menu;
298 atom[i++] = net_wm_window_type_popup_menu;
299 atom[i++] = net_wm_window_type_tooltip;
300 atom[i++] = net_wm_window_type_notification;
301 atom[i++] = net_wm_window_type_combo;
302 atom[i++] = net_wm_window_type_dnd;
303 atom[i++] = net_wm_window_type_normal;
304
305 atom[i++] = net_wm_state;
306 /* atom[i++] = net_wm_state_modal; *//* XXX: not sure where/when to use it. */
307 atom[i++] = net_wm_state_sticky;
308 atom[i++] = net_wm_state_shaded;
309 atom[i++] = net_wm_state_maximized_horz;
310 atom[i++] = net_wm_state_maximized_vert;
311 atom[i++] = net_wm_state_skip_taskbar;
312 atom[i++] = net_wm_state_skip_pager;
313 atom[i++] = net_wm_state_hidden;
314 atom[i++] = net_wm_state_fullscreen;
315 atom[i++] = net_wm_state_above;
316 atom[i++] = net_wm_state_below;
317
318 atom[i++] = net_wm_allowed_actions;
319 atom[i++] = net_wm_action_move;
320 atom[i++] = net_wm_action_resize;
321 atom[i++] = net_wm_action_minimize;
322 atom[i++] = net_wm_action_shade;
323 atom[i++] = net_wm_action_stick;
324 atom[i++] = net_wm_action_maximize_horz;
325 atom[i++] = net_wm_action_maximize_vert;
326 atom[i++] = net_wm_action_fullscreen;
327 atom[i++] = net_wm_action_change_desktop;
328 atom[i++] = net_wm_action_close;
329
330 atom[i++] = net_wm_strut;
331 atom[i++] = net_wm_icon_geometry;
332 atom[i++] = net_wm_icon;
333 atom[i++] = net_wm_handled_icons;
334 atom[i++] = net_wm_window_opacity;
335
336 atom[i++] = net_frame_extents;
337
338 atom[i++] = net_wm_name;
339 atom[i++] = net_wm_icon_name;
340
341 XChangeProperty(dpy, scr->root_win, net_supported, XA_ATOM, 32, PropModeReplace, (unsigned char *)atom, i);
342
343 /* set supporting wm hint */
344 XChangeProperty(dpy, scr->root_win, net_supporting_wm_check, XA_WINDOW, 32,
345 PropModeReplace, (unsigned char *)&scr->info_window, 1);
346
347 XChangeProperty(dpy, scr->info_window, net_supporting_wm_check, XA_WINDOW,
348 32, PropModeReplace, (unsigned char *)&scr->info_window, 1);
349 }
350
351 void wNETWMUpdateDesktop(WScreen *scr)
352 {
353 long *views, sizes[2];
354 int count, i;
355
356 if (scr->workspace_count == 0)
357 return;
358
359 count = scr->workspace_count * 2;
360 views = wmalloc(sizeof(long) * count);
361 sizes[0] = scr->scr_width;
362 sizes[1] = scr->scr_height;
363
364 for (i = 0; i < scr->workspace_count; i++) {
365 views[2 * i + 0] = 0;
366 views[2 * i + 1] = 0;
367 }
368
369 XChangeProperty(dpy, scr->root_win, net_desktop_geometry, XA_CARDINAL, 32,
370 PropModeReplace, (unsigned char *)sizes, 2);
371
372 XChangeProperty(dpy, scr->root_win, net_desktop_viewport, XA_CARDINAL, 32,
373 PropModeReplace, (unsigned char *)views, count);
374
375 wfree(views);
376 }
377
378 int wNETWMGetCurrentDesktopFromHint(WScreen *scr)
379 {
380 int count;
381 unsigned char *prop;
382
383 prop = PropGetCheckProperty(scr->root_win, net_current_desktop, XA_CARDINAL, 0, 1, &count);
384 if (prop) {
385 int desktop = *(long *)prop;
386 XFree(prop);
387 return desktop;
388 }
389 return -1;
390 }
391
392 /*
393 * Find the best icon to be used by Window Maker for appicon/miniwindows.
394 * Currently the algorithm is to take the image with the size closest
395 * to icon_size x icon_size, but never bigger than that.
396 *
397 * This algorithm is very poorly implemented and needs to be redone (it can
398 * easily select images with very large widths and very small heights over
399 * square images, if the area of the former is closer to the desired one).
400 *
401 * The logic can also be changed to accept bigger images and scale them down.
402 */
403 static unsigned long *findBestIcon(unsigned long *data, unsigned long items)
404 {
405 int size, wanted, d;
406 unsigned long i, distance;
407 unsigned long *icon;
408
409 /* better use only 75% of icon_size. For 64x64 this means 48x48
410 * This leaves room around the icon for the miniwindow title and
411 * results in better overall aesthetics -Dan */
412 wanted = wPreferences.icon_size * wPreferences.icon_size;
413
414 for (icon = NULL, distance = wanted, i = 0L; i < items - 1;) {
415 size = data[i] * data[i + 1];
416 if (size == 0)
417 break;
418 d = wanted - size;
419 if (d >= 0 && d <= distance && (i + size + 2) <= items) {
420 distance = d;
421 icon = &data[i];
422 }
423 i += size + 2;
424 }
425
426 return icon;
427 }
428
429 static RImage *makeRImageFromARGBData(unsigned long *data)
430 {
431 int size, width, height, i;
432 RImage *image;
433 unsigned char *imgdata;
434 unsigned long pixel;
435
436 width = data[0];
437 height = data[1];
438 size = width * height;
439
440 if (size == 0)
441 return NULL;
442
443 image = RCreateImage(width, height, True);
444
445 for (imgdata = image->data, i = 2; i < size + 2; i++, imgdata += 4) {
446 pixel = data[i];
447 imgdata[3] = (pixel >> 24) & 0xff; /* A */
448 imgdata[0] = (pixel >> 16) & 0xff; /* R */
449 imgdata[1] = (pixel >> 8) & 0xff; /* G */
450 imgdata[2] = (pixel >> 0) & 0xff; /* B */
451 }
452
453 return image;
454 }
455
456 RImage *get_window_image_from_x11(Window window)
457 {
458 RImage *image;
459 Atom type;
460 int format;
461 unsigned long items, rest;
462 unsigned long *property, *data;
463
464 /* Get the icon from X11 Window */
465 if (XGetWindowProperty(dpy, window, net_wm_icon, 0L, LONG_MAX,
466 False, XA_CARDINAL, &type, &format, &items, &rest,
467 (unsigned char **)&property) != Success || !property)
468 return NULL;
469
470 if (type != XA_CARDINAL || format != 32 || items < 2) {
471 XFree(property);
472 return NULL;
473 }
474
475 /* Find the best icon */
476 data = findBestIcon(property, items);
477 if (!data) {
478 XFree(property);
479 return NULL;
480 }
481
482 /* Save the best icon in the X11 icon */
483 image = makeRImageFromARGBData(data);
484
485 XFree(property);
486
487 /* Resize the image to the correct value */
488 image = wIconValidateIconSize(image, wPreferences.icon_size);
489
490 return image;
491 }
492
493 static void updateIconImage(WWindow *wwin)
494 {
495 /* Remove the icon image from X11 */
496 if (wwin->net_icon_image)
497 RReleaseImage(wwin->net_icon_image);
498
499 /* Save the icon in the X11 icon */
500 wwin->net_icon_image = get_window_image_from_x11(wwin->client_win);
501
502 /* Refresh the Window Icon */
503 if (wwin->icon)
504 wIconUpdate(wwin->icon);
505
506 /* Refresh the application icon */
507 WApplication *app = wApplicationOf(wwin->main_window);
508 if (app && app->app_icon) {
509 wIconUpdate(app->app_icon->icon);
510 wAppIconPaint(app->app_icon);
511 }
512 }
513
514 static void updateWindowOpacity(WWindow *wwin)
515 {
516 Atom type;
517 int format;
518 unsigned long items, rest;
519 unsigned long *property;
520
521 if (!wwin->frame)
522 return;
523
524 /* We don't care about this ourselves, but other programs need us to copy
525 * this to the frame window. */
526 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_opacity, 0L, 1L,
527 False, XA_CARDINAL, &type, &format, &items, &rest,
528 (unsigned char **)&property) != Success)
529 return;
530
531 if (type == None) {
532 XDeleteProperty(dpy, wwin->frame->core->window, net_wm_window_opacity);
533 } else if (type == XA_CARDINAL && format == 32 && items == 1 && property) {
534 XChangeProperty(dpy, wwin->frame->core->window, net_wm_window_opacity,
535 XA_CARDINAL, 32, PropModeReplace, (unsigned char *)property, 1L);
536 }
537
538 if (property)
539 XFree(property);
540 }
541
542 static void updateShowDesktop(WScreen *scr, Bool show)
543 {
544 long foo;
545
546 foo = (show == True);
547 XChangeProperty(dpy, scr->root_win, net_showing_desktop, XA_CARDINAL, 32,
548 PropModeReplace, (unsigned char *)&foo, 1);
549 }
550
551 static void wNETWMShowingDesktop(WScreen *scr, Bool show)
552 {
553 if (show && scr->netdata->show_desktop == NULL) {
554 WWindow *tmp, **wins;
555 int i = 0;
556
557 wins = (WWindow **) wmalloc(sizeof(WWindow *) * (scr->window_count + 1));
558
559 tmp = scr->focused_window;
560 while (tmp) {
561 if (!tmp->flags.hidden && !tmp->flags.miniaturized && !WFLAGP(tmp, skip_window_list)) {
562
563 wins[i++] = tmp;
564 tmp->flags.skip_next_animation = 1;
565 tmp->flags.net_show_desktop = 1;
566 wIconifyWindow(tmp);
567 }
568
569 tmp = tmp->prev;
570 }
571 wins[i++] = NULL;
572
573 scr->netdata->show_desktop = wins;
574 updateShowDesktop(scr, True);
575 } else if (scr->netdata->show_desktop != NULL) {
576 /* FIXME: get rid of workspace flashing ! */
577 int ws = scr->current_workspace;
578 WWindow **tmp;
579 for (tmp = scr->netdata->show_desktop; *tmp; ++tmp) {
580 wDeiconifyWindow(*tmp);
581 (*tmp)->flags.net_show_desktop = 0;
582 }
583 if (ws != scr->current_workspace)
584 wWorkspaceChange(scr, ws);
585 wfree(scr->netdata->show_desktop);
586 scr->netdata->show_desktop = NULL;
587 updateShowDesktop(scr, False);
588 }
589 }
590
591 void wNETWMInitStuff(WScreen *scr)
592 {
593 NetData *data;
594 int i;
595
596 #ifdef DEBUG_WMSPEC
597 wmessage("wNETWMInitStuff");
598 #endif
599
600 #ifdef HAVE_XINTERNATOMS
601 {
602 Atom atoms[wlengthof(atomNames)];
603 char *names[wlengthof(atomNames)];
604
605 for (i = 0; i < wlengthof(atomNames); ++i)
606 names[i] = atomNames[i].name;
607
608 XInternAtoms(dpy, &names[0], wlengthof(atomNames), False, atoms);
609 for (i = 0; i < wlengthof(atomNames); ++i)
610 *atomNames[i].atom = atoms[i];
611
612 }
613 #else
614 for (i = 0; i < wlengthof(atomNames); i++)
615 *atomNames[i].atom = XInternAtom(dpy, atomNames[i].name, False);
616 #endif
617
618 data = wmalloc(sizeof(NetData));
619 data->scr = scr;
620 data->strut = NULL;
621 data->show_desktop = NULL;
622
623 scr->netdata = data;
624
625 setSupportedHints(scr);
626
627 WMAddNotificationObserver(observer, data, WMNManaged, NULL);
628 WMAddNotificationObserver(observer, data, WMNUnmanaged, NULL);
629 WMAddNotificationObserver(observer, data, WMNChangedWorkspace, NULL);
630 WMAddNotificationObserver(observer, data, WMNChangedState, NULL);
631 WMAddNotificationObserver(observer, data, WMNChangedFocus, NULL);
632 WMAddNotificationObserver(observer, data, WMNChangedStacking, NULL);
633 WMAddNotificationObserver(observer, data, WMNChangedName, NULL);
634
635 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceCreated, NULL);
636 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceDestroyed, NULL);
637 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceChanged, NULL);
638 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceNameChanged, NULL);
639
640 updateClientList(scr);
641 updateClientListStacking(scr, NULL);
642 updateWorkspaceCount(scr);
643 updateWorkspaceNames(scr);
644 updateShowDesktop(scr, False);
645
646 wScreenUpdateUsableArea(scr);
647 }
648
649 void wNETWMCleanup(WScreen *scr)
650 {
651 int i;
652
653 for (i = 0; i < wlengthof(atomNames); i++)
654 XDeleteProperty(dpy, scr->root_win, *atomNames[i].atom);
655 }
656
657 void wNETWMUpdateActions(WWindow *wwin, Bool del)
658 {
659 Atom action[10]; /* nr of actions atoms defined */
660 int i = 0;
661
662 if (del) {
663 XDeleteProperty(dpy, wwin->client_win, net_wm_allowed_actions);
664 return;
665 }
666
667 if (IS_MOVABLE(wwin))
668 action[i++] = net_wm_action_move;
669
670 if (IS_RESIZABLE(wwin))
671 action[i++] = net_wm_action_resize;
672
673 if (!WFLAGP(wwin, no_miniaturizable))
674 action[i++] = net_wm_action_minimize;
675
676 if (!WFLAGP(wwin, no_shadeable))
677 action[i++] = net_wm_action_shade;
678
679 /* if (!WFLAGP(wwin, no_stickable)) */
680 action[i++] = net_wm_action_stick;
681
682 /* if (!(WFLAGP(wwin, no_maximizeable) & MAX_HORIZONTAL)) */
683 if (IS_RESIZABLE(wwin))
684 action[i++] = net_wm_action_maximize_horz;
685
686 /* if (!(WFLAGP(wwin, no_maximizeable) & MAX_VERTICAL)) */
687 if (IS_RESIZABLE(wwin))
688 action[i++] = net_wm_action_maximize_vert;
689
690 /* if (!WFLAGP(wwin, no_fullscreen)) */
691 action[i++] = net_wm_action_fullscreen;
692
693 /* if (!WFLAGP(wwin, no_change_desktop)) */
694 action[i++] = net_wm_action_change_desktop;
695
696 if (!WFLAGP(wwin, no_closable))
697 action[i++] = net_wm_action_close;
698
699 XChangeProperty(dpy, wwin->client_win, net_wm_allowed_actions,
700 XA_ATOM, 32, PropModeReplace, (unsigned char *)action, i);
701 }
702
703 void wNETWMUpdateWorkarea(WScreen *scr)
704 {
705 long *area;
706 int count, i;
707
708 if (!scr->netdata || scr->workspace_count == 0 || !scr->usableArea)
709 return;
710
711 count = scr->workspace_count * 4;
712 area = wmalloc(sizeof(long) * count);
713
714 for (i = 0; i < scr->workspace_count; i++) {
715 area[4 * i + 0] = scr->usableArea[0].x1;
716 area[4 * i + 1] = scr->usableArea[0].y1;
717 area[4 * i + 2] = scr->usableArea[0].x2 - scr->usableArea[0].x1;
718 area[4 * i + 3] = scr->usableArea[0].y2 - scr->usableArea[0].y1;
719 }
720
721 XChangeProperty(dpy, scr->root_win, net_workarea, XA_CARDINAL, 32,
722 PropModeReplace, (unsigned char *)area, count);
723 wfree(area);
724 }
725
726 Bool wNETWMGetUsableArea(WScreen *scr, int head, WArea *area)
727 {
728 WReservedArea *cur;
729 WMRect rect;
730
731 if (!scr->netdata || !scr->netdata->strut)
732 return False;
733
734 area->x1 = area->y1 = area->x2 = area->y2 = 0;
735
736 for (cur = scr->netdata->strut; cur; cur = cur->next) {
737 WWindow *wwin = wWindowFor(cur->window);
738 if (wWindowTouchesHead(wwin, head)) {
739 if (cur->area.x1 > area->x1)
740 area->x1 = cur->area.x1;
741 if (cur->area.y1 > area->y1)
742 area->y1 = cur->area.y1;
743 if (cur->area.x2 > area->x2)
744 area->x2 = cur->area.x2;
745 if (cur->area.y2 > area->y2)
746 area->y2 = cur->area.y2;
747 }
748 }
749
750 if (area->x1 == 0 && area->x2 == 0 && area->y1 == 0 && area->y2 == 0)
751 return False;
752
753 rect = wGetRectForHead(scr, head);
754
755 area->x1 = rect.pos.x + area->x1;
756 area->x2 = rect.pos.x + rect.size.width - area->x2;
757 area->y1 = rect.pos.y + area->y1;
758 area->y2 = rect.pos.y + rect.size.height - area->y2;
759
760 return True;
761 }
762
763 static void updateClientList(WScreen *scr)
764 {
765 WWindow *wwin;
766 Window *windows;
767 int count;
768
769 windows = (Window *) wmalloc(sizeof(Window) * (scr->window_count + 1));
770
771 count = 0;
772 wwin = scr->focused_window;
773 while (wwin) {
774 windows[count++] = wwin->client_win;
775 wwin = wwin->prev;
776 }
777 XChangeProperty(dpy, scr->root_win, net_client_list, XA_WINDOW, 32,
778 PropModeReplace, (unsigned char *)windows, count);
779
780 wfree(windows);
781 XFlush(dpy);
782 }
783
784 static void updateClientListStacking(WScreen *scr, WWindow *wwin_excl)
785 {
786 WWindow *wwin;
787 Window *client_list, *client_list_reverse;
788 int client_count, i;
789 WCoreWindow *tmp;
790 WMBagIterator iter;
791
792 /* update client list */
793 i = scr->window_count + 1;
794 client_list = (Window *) wmalloc(sizeof(Window) * i);
795 client_list_reverse = (Window *) wmalloc(sizeof(Window) * i);
796
797 client_count = 0;
798 WM_ETARETI_BAG(scr->stacking_list, tmp, iter) {
799 while (tmp) {
800 wwin = wWindowFor(tmp->window);
801 /* wwin_excl is a window to exclude from the list
802 (e.g. it's now unmanaged) */
803 if (wwin && (wwin != wwin_excl))
804 client_list[client_count++] = wwin->client_win;
805 tmp = tmp->stacking->under;
806 }
807 }
808
809 for (i = 0; i < client_count; i++) {
810 Window w = client_list[client_count - i - 1];
811 client_list_reverse[i] = w;
812 }
813
814 XChangeProperty(dpy, scr->root_win, net_client_list_stacking, XA_WINDOW, 32,
815 PropModeReplace, (unsigned char *)client_list_reverse, client_count);
816
817 wfree(client_list);
818 wfree(client_list_reverse);
819
820 XFlush(dpy);
821 }
822
823 static void updateWorkspaceCount(WScreen *scr)
824 { /* changeable */
825 long count;
826
827 count = scr->workspace_count;
828
829 XChangeProperty(dpy, scr->root_win, net_number_of_desktops, XA_CARDINAL,
830 32, PropModeReplace, (unsigned char *)&count, 1);
831 }
832
833 static void updateCurrentWorkspace(WScreen *scr)
834 { /* changeable */
835 long count;
836
837 count = scr->current_workspace;
838
839 XChangeProperty(dpy, scr->root_win, net_current_desktop, XA_CARDINAL, 32,
840 PropModeReplace, (unsigned char *)&count, 1);
841 }
842
843 static void updateWorkspaceNames(WScreen *scr)
844 {
845 char buf[MAX_WORKSPACES * (MAX_WORKSPACENAME_WIDTH + 1)], *pos;
846 unsigned int i, len, curr_size;
847
848 pos = buf;
849 len = 0;
850 for (i = 0; i < scr->workspace_count; i++) {
851 curr_size = strlen(scr->workspaces[i]->name);
852 strcpy(pos, scr->workspaces[i]->name);
853 pos += (curr_size + 1);
854 len += (curr_size + 1);
855 }
856
857 XChangeProperty(dpy, scr->root_win, net_desktop_names, utf8_string, 8,
858 PropModeReplace, (unsigned char *)buf, len);
859 }
860
861 static void updateFocusHint(WScreen *scr)
862 { /* changeable */
863 Window window;
864
865 if (!scr->focused_window || !scr->focused_window->flags.focused)
866 window = None;
867 else
868 window = scr->focused_window->client_win;
869
870 XChangeProperty(dpy, scr->root_win, net_active_window, XA_WINDOW, 32,
871 PropModeReplace, (unsigned char *)&window, 1);
872 }
873
874 static void updateWorkspaceHint(WWindow *wwin, Bool fake, Bool del)
875 {
876 long l;
877
878 if (del) {
879 XDeleteProperty(dpy, wwin->client_win, net_wm_desktop);
880 } else {
881 l = ((fake || IS_OMNIPRESENT(wwin)) ? -1 : wwin->frame->workspace);
882 XChangeProperty(dpy, wwin->client_win, net_wm_desktop, XA_CARDINAL,
883 32, PropModeReplace, (unsigned char *)&l, 1);
884 }
885 }
886
887 static void updateStateHint(WWindow *wwin, Bool changedWorkspace, Bool del)
888 { /* changeable */
889 if (del) {
890 XDeleteProperty(dpy, wwin->client_win, net_wm_state);
891 } else {
892 Atom state[15]; /* nr of defined state atoms */
893 int i = 0;
894
895 if (changedWorkspace || (wPreferences.sticky_icons && !IS_OMNIPRESENT(wwin)))
896 updateWorkspaceHint(wwin, False, False);
897
898 if (IS_OMNIPRESENT(wwin))
899 state[i++] = net_wm_state_sticky;
900 if (wwin->flags.shaded)
901 state[i++] = net_wm_state_shaded;
902 if (wwin->flags.maximized & MAX_HORIZONTAL)
903 state[i++] = net_wm_state_maximized_horz;
904 if (wwin->flags.maximized & MAX_VERTICAL)
905 state[i++] = net_wm_state_maximized_vert;
906 if (WFLAGP(wwin, skip_window_list))
907 state[i++] = net_wm_state_skip_taskbar;
908 if (wwin->flags.net_skip_pager)
909 state[i++] = net_wm_state_skip_pager;
910 if ((wwin->flags.hidden || wwin->flags.miniaturized) && !wwin->flags.net_show_desktop) {
911 state[i++] = net_wm_state_hidden;
912 state[i++] = net_wm_state_skip_pager;
913
914 if (wwin->flags.miniaturized && wPreferences.sticky_icons) {
915 if (!IS_OMNIPRESENT(wwin))
916 updateWorkspaceHint(wwin, True, False);
917 state[i++] = net_wm_state_sticky;
918 }
919 }
920 if (WFLAGP(wwin, sunken))
921 state[i++] = net_wm_state_below;
922 if (WFLAGP(wwin, floating))
923 state[i++] = net_wm_state_above;
924 if (wwin->flags.fullscreen)
925 state[i++] = net_wm_state_fullscreen;
926
927 XChangeProperty(dpy, wwin->client_win, net_wm_state, XA_ATOM, 32,
928 PropModeReplace, (unsigned char *)state, i);
929 }
930 }
931
932 static Bool updateStrut(WScreen *scr, Window w, Bool adding)
933 {
934 WReservedArea *area;
935 Bool hasState = False;
936
937 if (adding) {
938 Atom type_ret;
939 int fmt_ret;
940 unsigned long nitems_ret, bytes_after_ret;
941 long *data = NULL;
942
943 if ((XGetWindowProperty(dpy, w, net_wm_strut, 0, 4, False,
944 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
945 &bytes_after_ret, (unsigned char **)&data) == Success && data) ||
946 ((XGetWindowProperty(dpy, w, net_wm_strut_partial, 0, 12, False,
947 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
948 &bytes_after_ret, (unsigned char **)&data) == Success && data))) {
949
950 /* XXX: This is strictly incorrect in the case of net_wm_strut_partial...
951 * Discard the start and end properties from the partial strut and treat it as
952 * a (deprecated) strut.
953 * This means we are marking the whole width or height of the screen as
954 * reserved, which is not necessarily what the strut defines. However for the
955 * purposes of determining placement or maximization it's probably good enough.
956 */
957 area = (WReservedArea *) wmalloc(sizeof(WReservedArea));
958 area->area.x1 = data[0];
959 area->area.x2 = data[1];
960 area->area.y1 = data[2];
961 area->area.y2 = data[3];
962
963 area->window = w;
964
965 area->next = scr->netdata->strut;
966 scr->netdata->strut = area;
967
968 XFree(data);
969 hasState = True;
970 }
971 } else {
972 /* deleting */
973 area = scr->netdata->strut;
974
975 if (area) {
976 if (area->window == w) {
977 scr->netdata->strut = area->next;
978 wfree(area);
979 hasState = True;
980 } else {
981 while (area->next && area->next->window != w)
982 area = area->next;
983
984 if (area->next) {
985 WReservedArea *next;
986
987 next = area->next->next;
988 wfree(area->next);
989 area->next = next;
990
991 hasState = True;
992 }
993 }
994 }
995 }
996
997 return hasState;
998 }
999
1000 static int getWindowLayer(WWindow *wwin)
1001 {
1002 int layer = WMNormalLevel;
1003
1004 if (wwin->type == net_wm_window_type_desktop) {
1005 layer = WMDesktopLevel;
1006 } else if (wwin->type == net_wm_window_type_dock) {
1007 layer = WMDockLevel;
1008 } else if (wwin->type == net_wm_window_type_toolbar) {
1009 layer = WMMainMenuLevel;
1010 } else if (wwin->type == net_wm_window_type_menu) {
1011 layer = WMSubmenuLevel;
1012 } else if (wwin->type == net_wm_window_type_utility) {
1013 } else if (wwin->type == net_wm_window_type_splash) {
1014 } else if (wwin->type == net_wm_window_type_dialog) {
1015 if (wwin->transient_for) {
1016 WWindow *parent = wWindowFor(wwin->transient_for);
1017 if (parent && parent->flags.fullscreen)
1018 layer = WMNormalLevel;
1019 }
1020 /* //layer = WMPopUpLevel; // this seems a bad idea -Dan */
1021 } else if (wwin->type == net_wm_window_type_dropdown_menu) {
1022 layer = WMSubmenuLevel;
1023 } else if (wwin->type == net_wm_window_type_popup_menu) {
1024 layer = WMSubmenuLevel;
1025 } else if (wwin->type == net_wm_window_type_tooltip) {
1026 } else if (wwin->type == net_wm_window_type_notification) {
1027 layer = WMPopUpLevel;
1028 } else if (wwin->type == net_wm_window_type_combo) {
1029 layer = WMSubmenuLevel;
1030 } else if (wwin->type == net_wm_window_type_dnd) {
1031 } else if (wwin->type == net_wm_window_type_normal) {
1032 }
1033
1034 if (wwin->client_flags.sunken && WMSunkenLevel < layer)
1035 layer = WMSunkenLevel;
1036 if (wwin->client_flags.floating && WMFloatingLevel > layer)
1037 layer = WMFloatingLevel;
1038
1039 return layer;
1040 }
1041
1042 static void doStateAtom(WWindow *wwin, Atom state, int set, Bool init)
1043 {
1044 if (state == net_wm_state_sticky) {
1045 if (set == _NET_WM_STATE_TOGGLE)
1046 set = !IS_OMNIPRESENT(wwin);
1047
1048 if (set != wwin->flags.omnipresent)
1049 wWindowSetOmnipresent(wwin, set);
1050
1051 } else if (state == net_wm_state_shaded) {
1052 if (set == _NET_WM_STATE_TOGGLE)
1053 set = !wwin->flags.shaded;
1054
1055 if (init) {
1056 wwin->flags.shaded = set;
1057 } else {
1058 if (set)
1059 wShadeWindow(wwin);
1060 else
1061 wUnshadeWindow(wwin);
1062 }
1063 } else if (state == net_wm_state_skip_taskbar) {
1064 if (set == _NET_WM_STATE_TOGGLE)
1065 set = !wwin->client_flags.skip_window_list;
1066
1067 wwin->client_flags.skip_window_list = set;
1068 } else if (state == net_wm_state_skip_pager) {
1069 if (set == _NET_WM_STATE_TOGGLE)
1070 set = !wwin->flags.net_skip_pager;
1071
1072 wwin->flags.net_skip_pager = set;
1073 } else if (state == net_wm_state_maximized_vert) {
1074 if (set == _NET_WM_STATE_TOGGLE)
1075 set = !(wwin->flags.maximized & MAX_VERTICAL);
1076
1077 if (init) {
1078 wwin->flags.maximized |= (set ? MAX_VERTICAL : 0);
1079 } else {
1080 if (set)
1081 wMaximizeWindow(wwin, wwin->flags.maximized | MAX_VERTICAL);
1082 else
1083 wMaximizeWindow(wwin, wwin->flags.maximized & ~MAX_VERTICAL);
1084 }
1085 } else if (state == net_wm_state_maximized_horz) {
1086 if (set == _NET_WM_STATE_TOGGLE)
1087 set = !(wwin->flags.maximized & MAX_HORIZONTAL);
1088
1089 if (init) {
1090 wwin->flags.maximized |= (set ? MAX_HORIZONTAL : 0);
1091 } else {
1092 if (set)
1093 wMaximizeWindow(wwin, wwin->flags.maximized | MAX_HORIZONTAL);
1094 else
1095 wMaximizeWindow(wwin, wwin->flags.maximized & ~MAX_HORIZONTAL);
1096 }
1097 } else if (state == net_wm_state_hidden) {
1098 if (set == _NET_WM_STATE_TOGGLE)
1099 set = !(wwin->flags.miniaturized);
1100
1101 if (init) {
1102 wwin->flags.miniaturized = set;
1103 } else {
1104 if (set)
1105 wIconifyWindow(wwin);
1106 else
1107 wDeiconifyWindow(wwin);
1108 }
1109 } else if (state == net_wm_state_fullscreen) {
1110 if (set == _NET_WM_STATE_TOGGLE)
1111 set = !(wwin->flags.fullscreen);
1112
1113 if (init) {
1114 wwin->flags.fullscreen = set;
1115 } else {
1116 if (set)
1117 wFullscreenWindow(wwin);
1118 else
1119 wUnfullscreenWindow(wwin);
1120 }
1121 } else if (state == net_wm_state_above) {
1122 if (set == _NET_WM_STATE_TOGGLE)
1123 set = !(wwin->client_flags.floating);
1124
1125 if (init) {
1126 wwin->client_flags.floating = set;
1127 } else {
1128 wwin->client_flags.floating = set;
1129 ChangeStackingLevel(wwin->frame->core, getWindowLayer(wwin));
1130 }
1131
1132 } else if (state == net_wm_state_below) {
1133 if (set == _NET_WM_STATE_TOGGLE)
1134 set = !(wwin->client_flags.sunken);
1135
1136 if (init) {
1137 wwin->client_flags.sunken = set;
1138 } else {
1139 wwin->client_flags.sunken = set;
1140 ChangeStackingLevel(wwin->frame->core, getWindowLayer(wwin));
1141 }
1142
1143 } else {
1144 #ifdef DEBUG_WMSPEC
1145 wmessage("doStateAtom unknown atom %s set %d", XGetAtomName(dpy, state), set);
1146 #endif
1147 }
1148 }
1149
1150 static void removeIcon(WWindow *wwin)
1151 {
1152 if (wwin->icon == NULL)
1153 return;
1154 if (wwin->flags.miniaturized && wwin->icon->mapped) {
1155 XUnmapWindow(dpy, wwin->icon->core->window);
1156 RemoveFromStackList(wwin->icon->core);
1157 wIconDestroy(wwin->icon);
1158 wwin->icon = NULL;
1159 }
1160 }
1161
1162 static Bool handleWindowType(WWindow *wwin, Atom type, int *layer)
1163 {
1164 Bool ret = True;
1165
1166 if (type == net_wm_window_type_desktop) {
1167 wwin->client_flags.no_titlebar = 1;
1168 wwin->client_flags.no_resizable = 1;
1169 wwin->client_flags.no_miniaturizable = 1;
1170 wwin->client_flags.no_border = 1;
1171 wwin->client_flags.no_resizebar = 1;
1172 wwin->client_flags.no_shadeable = 1;
1173 wwin->client_flags.no_movable = 1;
1174 wwin->client_flags.omnipresent = 1;
1175 wwin->client_flags.skip_window_list = 1;
1176 wwin->client_flags.skip_switchpanel = 1;
1177 wwin->client_flags.dont_move_off = 1;
1178 wwin->client_flags.no_appicon = 1;
1179 wwin->flags.net_skip_pager = 1;
1180 wwin->frame_x = 0;
1181 wwin->frame_y = 0;
1182 } else if (type == net_wm_window_type_dock) {
1183 wwin->client_flags.no_titlebar = 1;
1184 wwin->client_flags.no_resizable = 1;
1185 wwin->client_flags.no_miniaturizable = 1;
1186 wwin->client_flags.no_border = 1; /* XXX: really not a single decoration. */
1187 wwin->client_flags.no_resizebar = 1;
1188 wwin->client_flags.no_shadeable = 1;
1189 wwin->client_flags.no_movable = 1;
1190 wwin->client_flags.omnipresent = 1;
1191 wwin->client_flags.skip_window_list = 1;
1192 wwin->client_flags.skip_switchpanel = 1;
1193 wwin->client_flags.dont_move_off = 1;
1194 wwin->flags.net_skip_pager = 1;
1195 } else if (type == net_wm_window_type_toolbar ||
1196 type == net_wm_window_type_menu) {
1197 wwin->client_flags.no_resizable = 1;
1198 wwin->client_flags.no_miniaturizable = 1;
1199 wwin->client_flags.no_resizebar = 1;
1200 wwin->client_flags.no_shadeable = 1;
1201 wwin->client_flags.skip_window_list = 1;
1202 wwin->client_flags.skip_switchpanel = 1;
1203 wwin->client_flags.dont_move_off = 1;
1204 wwin->client_flags.no_appicon = 1;
1205 } else if (type == net_wm_window_type_dropdown_menu ||
1206 type == net_wm_window_type_popup_menu ||
1207 type == net_wm_window_type_combo) {
1208 wwin->client_flags.no_titlebar = 1;
1209 wwin->client_flags.no_resizable = 1;
1210 wwin->client_flags.no_miniaturizable = 1;
1211 wwin->client_flags.no_resizebar = 1;
1212 wwin->client_flags.no_shadeable = 1;
1213 wwin->client_flags.skip_window_list = 1;
1214 wwin->client_flags.skip_switchpanel = 1;
1215 wwin->client_flags.dont_move_off = 1;
1216 wwin->client_flags.no_appicon = 1;
1217 } else if (type == net_wm_window_type_utility) {
1218 wwin->client_flags.no_appicon = 1;
1219 } else if (type == net_wm_window_type_splash) {
1220 wwin->client_flags.no_titlebar = 1;
1221 wwin->client_flags.no_resizable = 1;
1222 wwin->client_flags.no_miniaturizable = 1;
1223 wwin->client_flags.no_resizebar = 1;
1224 wwin->client_flags.no_shadeable = 1;
1225 wwin->client_flags.no_movable = 1;
1226 wwin->client_flags.skip_window_list = 1;
1227 wwin->client_flags.skip_switchpanel = 1;
1228 wwin->client_flags.dont_move_off = 1;
1229 wwin->client_flags.no_appicon = 1;
1230 wwin->flags.net_skip_pager = 1;
1231 } else if (type == net_wm_window_type_dialog) {
1232 /* These also seem a bad idea in our context -Dan
1233 // wwin->client_flags.skip_window_list = 1;
1234 // wwin->client_flags.no_appicon = 1;
1235 */
1236 } else if (wwin->type == net_wm_window_type_tooltip) {
1237 wwin->client_flags.no_titlebar = 1;
1238 wwin->client_flags.no_resizable = 1;
1239 wwin->client_flags.no_miniaturizable = 1;
1240 wwin->client_flags.no_resizebar = 1;
1241 wwin->client_flags.no_shadeable = 1;
1242 wwin->client_flags.no_movable = 1;
1243 wwin->client_flags.skip_window_list = 1;
1244 wwin->client_flags.skip_switchpanel = 1;
1245 wwin->client_flags.dont_move_off = 1;
1246 wwin->client_flags.no_appicon = 1;
1247 wwin->client_flags.no_focusable = 1;
1248 wwin->flags.net_skip_pager = 1;
1249 } else if (wwin->type == net_wm_window_type_notification) {
1250 wwin->client_flags.no_titlebar = 1;
1251 wwin->client_flags.no_resizable = 1;
1252 wwin->client_flags.no_miniaturizable = 1;
1253 wwin->client_flags.no_border = 1;
1254 wwin->client_flags.no_resizebar = 1;
1255 wwin->client_flags.no_shadeable = 1;
1256 wwin->client_flags.no_movable = 1;
1257 wwin->client_flags.omnipresent = 1;
1258 wwin->client_flags.skip_window_list = 1;
1259 wwin->client_flags.skip_switchpanel = 1;
1260 wwin->client_flags.dont_move_off = 1;
1261 wwin->client_flags.no_hide_others= 1;
1262 wwin->client_flags.no_appicon = 1;
1263 wwin->client_flags.no_focusable = 1;
1264 wwin->flags.net_skip_pager = 1;
1265 } else if (wwin->type == net_wm_window_type_dnd) {
1266 wwin->client_flags.no_titlebar = 1;
1267 wwin->client_flags.no_resizable = 1;
1268 wwin->client_flags.no_miniaturizable = 1;
1269 wwin->client_flags.no_border = 1;
1270 wwin->client_flags.no_resizebar = 1;
1271 wwin->client_flags.no_shadeable = 1;
1272 wwin->client_flags.no_movable = 1;
1273 wwin->client_flags.skip_window_list = 1;
1274 wwin->client_flags.skip_switchpanel = 1;
1275 wwin->client_flags.dont_move_off = 1;
1276 wwin->client_flags.no_appicon = 1;
1277 wwin->flags.net_skip_pager = 1;
1278 } else if (type == net_wm_window_type_normal) {
1279 } else {
1280 ret = False;
1281 }
1282
1283 wwin->type = type;
1284 *layer = getWindowLayer(wwin);
1285
1286 return ret;
1287 }
1288
1289 void wNETWMPositionSplash(WWindow *wwin, int *x, int *y, int width, int height)
1290 {
1291 if (wwin->type == net_wm_window_type_splash) {
1292 WScreen *scr = wwin->screen_ptr;
1293 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1294 *x = rect.pos.x + (rect.size.width - width) / 2;
1295 *y = rect.pos.y + (rect.size.height - height) / 2;
1296 }
1297 }
1298
1299 static void updateWindowType(WWindow *wwin)
1300 {
1301 Atom type_ret;
1302 int fmt_ret, layer;
1303 unsigned long nitems_ret, bytes_after_ret;
1304 long *data = NULL;
1305
1306 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_type, 0, 1,
1307 False, XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1308 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1309
1310 int i;
1311 Atom *type = (Atom *) data;
1312 for (i = 0; i < nitems_ret; ++i) {
1313 if (handleWindowType(wwin, type[i], &layer))
1314 break;
1315 }
1316 XFree(data);
1317 }
1318
1319 if (wwin->frame != NULL) {
1320 ChangeStackingLevel(wwin->frame->core, layer);
1321 wwin->frame->flags.need_texture_change = 1;
1322 wWindowConfigureBorders(wwin);
1323 wFrameWindowPaint(wwin->frame);
1324 wNETWMUpdateActions(wwin, False);
1325 }
1326 }
1327
1328 void wNETWMCheckClientHints(WWindow *wwin, int *layer, int *workspace)
1329 {
1330 Atom type_ret;
1331 int fmt_ret, i;
1332 unsigned long nitems_ret, bytes_after_ret;
1333 long *data = NULL;
1334
1335 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_desktop, 0, 1, False,
1336 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1337 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1338
1339 long desktop = *data;
1340 XFree(data);
1341
1342 if (desktop == -1)
1343 wwin->client_flags.omnipresent = 1;
1344 else
1345 *workspace = desktop;
1346 }
1347
1348 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_state, 0, 1, False,
1349 XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1350 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1351
1352 Atom *state = (Atom *) data;
1353 for (i = 0; i < nitems_ret; ++i)
1354 doStateAtom(wwin, state[i], _NET_WM_STATE_ADD, True);
1355
1356 XFree(data);
1357 }
1358
1359 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_type, 0, 1, False,
1360 XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1361 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1362
1363 Atom *type = (Atom *) data;
1364 for (i = 0; i < nitems_ret; ++i) {
1365 if (handleWindowType(wwin, type[i], layer))
1366 break;
1367 }
1368 XFree(data);
1369 }
1370
1371 wNETWMUpdateActions(wwin, False);
1372 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1373 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1374
1375 wScreenUpdateUsableArea(wwin->screen_ptr);
1376 }
1377
1378 static Bool updateNetIconInfo(WWindow *wwin)
1379 {
1380 Atom type_ret;
1381 int fmt_ret;
1382 unsigned long nitems_ret, bytes_after_ret;
1383 long *data = NULL;
1384 Bool hasState = False;
1385 Bool old_state = wwin->flags.net_handle_icon;
1386
1387 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_handled_icons, 0, 1, False,
1388 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1389 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1390 long handled = *data;
1391 wwin->flags.net_handle_icon = (handled != 0);
1392 XFree(data);
1393 hasState = True;
1394
1395 } else {
1396 wwin->flags.net_handle_icon = False;
1397 }
1398
1399 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_icon_geometry, 0, 4, False,
1400 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1401 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1402
1403 #ifdef NETWM_PROPER
1404 if (wwin->flags.net_handle_icon)
1405 #else
1406 wwin->flags.net_handle_icon = True;
1407 #endif
1408 {
1409 wwin->icon_x = data[0];
1410 wwin->icon_y = data[1];
1411 wwin->icon_w = data[2];
1412 wwin->icon_h = data[3];
1413 }
1414
1415 XFree(data);
1416 hasState = True;
1417
1418 } else {
1419 wwin->flags.net_handle_icon = False;
1420 }
1421
1422 if (wwin->flags.miniaturized && old_state != wwin->flags.net_handle_icon) {
1423 if (wwin->flags.net_handle_icon) {
1424 removeIcon(wwin);
1425 } else {
1426 wwin->flags.miniaturized = False;
1427 wwin->flags.skip_next_animation = True;
1428 wIconifyWindow(wwin);
1429 }
1430 }
1431
1432 return hasState;
1433 }
1434
1435 void wNETWMCheckInitialClientState(WWindow *wwin)
1436 {
1437 #ifdef DEBUG_WMSPEC
1438 wmessage("wNETWMCheckInitialClientState");
1439 #endif
1440
1441 wNETWMShowingDesktop(wwin->screen_ptr, False);
1442
1443 updateWindowType(wwin);
1444 updateNetIconInfo(wwin);
1445 updateIconImage(wwin);
1446 }
1447
1448 void wNETWMCheckInitialFrameState(WWindow *wwin)
1449 {
1450 #ifdef DEBUG_WMSPEC
1451 wmessage("wNETWMCheckInitialFrameState");
1452 #endif
1453
1454 updateWindowOpacity(wwin);
1455 }
1456
1457 static void handleDesktopNames(WScreen *scr)
1458 {
1459 unsigned long nitems_ret, bytes_after_ret;
1460 char *data, *names[32];
1461 int fmt_ret, i, n;
1462 Atom type_ret;
1463
1464 if (XGetWindowProperty(dpy, scr->root_win, net_desktop_names, 0, 1, False,
1465 utf8_string, &type_ret, &fmt_ret, &nitems_ret,
1466 &bytes_after_ret, (unsigned char **)&data) != Success)
1467 return;
1468
1469 if (data == NULL)
1470 return;
1471
1472 if (type_ret != utf8_string || fmt_ret != 8)
1473 return;
1474
1475 n = 0;
1476 names[n] = data;
1477 for (i = 0; i < nitems_ret; i++) {
1478 if (data[i] == 0) {
1479 n++;
1480 names[n] = &data[i];
1481 } else if (*names[n] == 0) {
1482 names[n] = &data[i];
1483 wWorkspaceRename(scr, n, names[n]);
1484 }
1485 }
1486 }
1487
1488 Bool wNETWMProcessClientMessage(XClientMessageEvent *event)
1489 {
1490 WScreen *scr;
1491 WWindow *wwin;
1492
1493 #ifdef DEBUG_WMSPEC
1494 wmessage("processClientMessage type %s", XGetAtomName(dpy, event->message_type));
1495 #endif
1496
1497 scr = wScreenForWindow(event->window);
1498 if (scr) {
1499 /* generic client messages */
1500 if (event->message_type == net_current_desktop) {
1501 wWorkspaceChange(scr, event->data.l[0]);
1502 return True;
1503
1504 } else if (event->message_type == net_number_of_desktops) {
1505 long value;
1506
1507 value = event->data.l[0];
1508 if (value > scr->workspace_count) {
1509 wWorkspaceMake(scr, value - scr->workspace_count);
1510 } else if (value < scr->workspace_count) {
1511 int i;
1512 Bool rebuild = False;
1513
1514 for (i = scr->workspace_count - 1; i >= value; i--) {
1515 if (!wWorkspaceDelete(scr, i)) {
1516 rebuild = True;
1517 break;
1518 }
1519 }
1520
1521 if (rebuild)
1522 updateWorkspaceCount(scr);
1523 }
1524 return True;
1525
1526 } else if (event->message_type == net_showing_desktop) {
1527 wNETWMShowingDesktop(scr, event->data.l[0]);
1528 return True;
1529
1530 } else if (event->message_type == net_desktop_names) {
1531 handleDesktopNames(scr);
1532 return True;
1533 }
1534 }
1535
1536 /* window specific client messages */
1537
1538 wwin = wWindowFor(event->window);
1539 if (!wwin)
1540 return False;
1541
1542 if (event->message_type == net_active_window) {
1543 /*
1544 * Satisfy a client's focus request only if
1545 * - request comes from a pager, or
1546 * - it's explicitly allowed in Advanced Options, or
1547 * - giving the client the focus does not cause a change in
1548 * the active workspace (XXX: or the active head if Xinerama)
1549 */
1550 if (wwin->frame->workspace == wwin->screen_ptr->current_workspace /* No workspace change */
1551 || event->data.l[0] == 2 /* Requested by pager */
1552 || WFLAGP(wwin, focus_across_wksp) /* Explicitly allowed */) {
1553 wNETWMShowingDesktop(scr, False);
1554 wMakeWindowVisible(wwin);
1555 }
1556 return True;
1557
1558 } else if (event->message_type == net_close_window) {
1559 if (!WFLAGP(wwin, no_closable)) {
1560 if (wwin->protocols.DELETE_WINDOW)
1561 wClientSendProtocol(wwin, w_global.atom.wm.delete_window,
1562 w_global.timestamp.last_event);
1563 }
1564 return True;
1565
1566 } else if (event->message_type == net_wm_state) {
1567 int maximized = wwin->flags.maximized;
1568 long set = event->data.l[0];
1569
1570 #ifdef DEBUG_WMSPEC
1571 wmessage("net_wm_state set %ld a1 %s a2 %s", set,
1572 XGetAtomName(dpy, event->data.l[1]), XGetAtomName(dpy, event->data.l[2]));
1573 #endif
1574
1575 doStateAtom(wwin, (Atom) event->data.l[1], set, False);
1576 if (event->data.l[2])
1577 doStateAtom(wwin, (Atom) event->data.l[2], set, False);
1578
1579 if (wwin->flags.maximized != maximized) {
1580 if (!wwin->flags.maximized) {
1581 wwin->flags.maximized = maximized;
1582 wUnmaximizeWindow(wwin);
1583 } else {
1584 wMaximizeWindow(wwin, wwin->flags.maximized);
1585 }
1586 }
1587 updateStateHint(wwin, False, False);
1588 return True;
1589
1590 } else if (event->message_type == net_wm_handled_icons || event->message_type == net_wm_icon_geometry) {
1591 updateNetIconInfo(wwin);
1592 return True;
1593
1594 } else if (event->message_type == net_wm_desktop) {
1595 long desktop = event->data.l[0];
1596
1597 if (desktop == -1) {
1598 wWindowSetOmnipresent(wwin, True);
1599 } else {
1600 if (IS_OMNIPRESENT(wwin))
1601 wWindowSetOmnipresent(wwin, False);
1602 wWindowChangeWorkspace(wwin, desktop);
1603 }
1604 return True;
1605 }
1606
1607 return False;
1608 }
1609
1610 void wNETWMCheckClientHintChange(WWindow *wwin, XPropertyEvent *event)
1611 {
1612 #ifdef DEBUG_WMSPEC
1613 wmessage("clientHintChange type %s", XGetAtomName(dpy, event->atom));
1614 #endif
1615
1616 if (event->atom == net_wm_strut || event->atom == net_wm_strut_partial) {
1617 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1618 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1619 wScreenUpdateUsableArea(wwin->screen_ptr);
1620 } else if (event->atom == net_wm_handled_icons || event->atom == net_wm_icon_geometry) {
1621 updateNetIconInfo(wwin);
1622 } else if (event->atom == net_wm_window_type) {
1623 updateWindowType(wwin);
1624 } else if (event->atom == net_wm_name) {
1625 char *name = wNETWMGetWindowName(wwin->client_win);
1626 wWindowUpdateName(wwin, name);
1627 if (name)
1628 wfree(name);
1629 } else if (event->atom == net_wm_icon_name) {
1630 if (wwin->icon) {
1631 wIconChangeTitle(wwin->icon, wwin);
1632 wIconPaint(wwin->icon);
1633 }
1634 } else if (event->atom == net_wm_icon) {
1635 updateIconImage(wwin);
1636 } else if (event->atom == net_wm_window_opacity) {
1637 updateWindowOpacity(wwin);
1638 }
1639 }
1640
1641 int wNETWMGetPidForWindow(Window window)
1642 {
1643 Atom type_ret;
1644 int fmt_ret;
1645 unsigned long nitems_ret, bytes_after_ret;
1646 long *data = NULL;
1647 int pid;
1648
1649 if (XGetWindowProperty(dpy, window, net_wm_pid, 0, 1, False,
1650 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1651 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1652 pid = *data;
1653 XFree(data);
1654 } else {
1655 pid = 0;
1656 }
1657
1658 return pid;
1659 }
1660
1661 char *wNETWMGetWindowName(Window window)
1662 {
1663 char *name;
1664 char *ret;
1665 int size;
1666
1667 name = (char *)PropGetCheckProperty(window, net_wm_name, utf8_string, 0, 0, &size);
1668 if (name) {
1669 ret = wstrndup(name, size);
1670 XFree(name);
1671 } else {
1672 ret = NULL;
1673 }
1674
1675 return ret;
1676 }
1677
1678 char *wNETWMGetIconName(Window window)
1679 {
1680 char *name;
1681 char *ret;
1682 int size;
1683
1684 name = (char *)PropGetCheckProperty(window, net_wm_icon_name, utf8_string, 0, 0, &size);
1685 if (name) {
1686 ret = wstrndup(name, size);
1687 XFree(name);
1688 } else {
1689 ret = NULL;
1690 }
1691
1692 return ret;
1693 }
1694
1695 static void observer(void *self, WMNotification *notif)
1696 {
1697 WWindow *wwin = (WWindow *) WMGetNotificationObject(notif);
1698 const char *name = WMGetNotificationName(notif);
1699 void *data = WMGetNotificationClientData(notif);
1700 NetData *ndata = (NetData *) self;
1701
1702 if (strcmp(name, WMNManaged) == 0 && wwin) {
1703 updateClientList(wwin->screen_ptr);
1704 updateClientListStacking(wwin->screen_ptr, NULL);
1705 updateStateHint(wwin, True, False);
1706
1707 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1708 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1709 wScreenUpdateUsableArea(wwin->screen_ptr);
1710 } else if (strcmp(name, WMNUnmanaged) == 0 && wwin) {
1711 updateClientList(wwin->screen_ptr);
1712 updateClientListStacking(wwin->screen_ptr, wwin);
1713 updateWorkspaceHint(wwin, False, True);
1714 updateStateHint(wwin, False, True);
1715 wNETWMUpdateActions(wwin, True);
1716
1717 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1718 wScreenUpdateUsableArea(wwin->screen_ptr);
1719 } else if (strcmp(name, WMNResetStacking) == 0 && wwin) {
1720 updateClientListStacking(wwin->screen_ptr, NULL);
1721 updateStateHint(wwin, False, False);
1722 } else if (strcmp(name, WMNChangedStacking) == 0 && wwin) {
1723 updateClientListStacking(wwin->screen_ptr, NULL);
1724 updateStateHint(wwin, False, False);
1725 } else if (strcmp(name, WMNChangedFocus) == 0) {
1726 updateFocusHint(ndata->scr);
1727 } else if (strcmp(name, WMNChangedWorkspace) == 0 && wwin) {
1728 updateWorkspaceHint(wwin, False, False);
1729 updateStateHint(wwin, True, False);
1730 } else if (strcmp(name, WMNChangedState) == 0 && wwin) {
1731 updateStateHint(wwin, !strcmp(data, "omnipresent"), False);
1732 }
1733 }
1734
1735 static void wsobserver(void *self, WMNotification *notif)
1736 {
1737 WScreen *scr = (WScreen *) WMGetNotificationObject(notif);
1738 const char *name = WMGetNotificationName(notif);
1739
1740 /* Parameter not used, but tell the compiler that it is ok */
1741 (void) self;
1742
1743 if (strcmp(name, WMNWorkspaceCreated) == 0) {
1744 updateWorkspaceCount(scr);
1745 updateWorkspaceNames(scr);
1746 wNETWMUpdateWorkarea(scr);
1747 } else if (strcmp(name, WMNWorkspaceDestroyed) == 0) {
1748 updateWorkspaceCount(scr);
1749 updateWorkspaceNames(scr);
1750 wNETWMUpdateWorkarea(scr);
1751 } else if (strcmp(name, WMNWorkspaceChanged) == 0) {
1752 updateCurrentWorkspace(scr);
1753 } else if (strcmp(name, WMNWorkspaceNameChanged) == 0) {
1754 updateWorkspaceNames(scr);
1755 }
1756 }
1757
1758 void wNETFrameExtents(WWindow *wwin)
1759 {
1760 long extents[4] = { 0, 0, 0, 0 };
1761
1762 /* The extents array describes dimensions which are not
1763 * part of the client window. In our case that means
1764 * widths of the border and heights of the titlebar and resizebar.
1765 *
1766 * Index 0 = left
1767 * 1 = right
1768 * 2 = top
1769 * 3 = bottom
1770 */
1771 if (wwin->frame->titlebar)
1772 extents[2] = wwin->frame->titlebar->height;
1773 if (wwin->frame->resizebar)
1774 extents[3] = wwin->frame->resizebar->height;
1775 if (HAS_BORDER(wwin)) {
1776 extents[0] += wwin->screen_ptr->frame_border_width;
1777 extents[1] += wwin->screen_ptr->frame_border_width;
1778 extents[2] += wwin->screen_ptr->frame_border_width;
1779 extents[3] += wwin->screen_ptr->frame_border_width;
1780 }
1781
1782 XChangeProperty(dpy, wwin->client_win, net_frame_extents, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) extents, 4);
1783 }
1784
1785 void wNETCleanupFrameExtents(WWindow *wwin)
1786 {
1787 XDeleteProperty(dpy, wwin->client_win, net_frame_extents);
1788 }
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