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Update Serbian translation from master branch
[wmaker-crm.git] / src / wmspec.c
blobe61e6ae7bfeebce043d998fc0c0ca2e1f2641eac
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 #ifdef USE_XINERAMA
81 static Atom net_wm_fullscreen_monitors;
82 #endif
83 static Atom net_wm_window_type;
84 static Atom net_wm_window_type_desktop;
85 static Atom net_wm_window_type_dock;
86 static Atom net_wm_window_type_toolbar;
87 static Atom net_wm_window_type_menu;
88 static Atom net_wm_window_type_utility;
89 static Atom net_wm_window_type_splash;
90 static Atom net_wm_window_type_dialog;
91 static Atom net_wm_window_type_dropdown_menu;
92 static Atom net_wm_window_type_popup_menu;
93 static Atom net_wm_window_type_tooltip;
94 static Atom net_wm_window_type_notification;
95 static Atom net_wm_window_type_combo;
96 static Atom net_wm_window_type_dnd;
97 static Atom net_wm_window_type_normal;
98 static Atom net_wm_state;
99 static Atom net_wm_state_modal; /* XXX: what is this?!? */
100 static Atom net_wm_state_sticky;
101 static Atom net_wm_state_maximized_vert;
102 static Atom net_wm_state_maximized_horz;
103 static Atom net_wm_state_shaded;
104 static Atom net_wm_state_skip_taskbar;
105 static Atom net_wm_state_skip_pager;
106 static Atom net_wm_state_hidden;
107 static Atom net_wm_state_fullscreen;
108 static Atom net_wm_state_above;
109 static Atom net_wm_state_below;
110 static Atom net_wm_state_focused;
111 static Atom net_wm_allowed_actions;
112 static Atom net_wm_action_move;
113 static Atom net_wm_action_resize;
114 static Atom net_wm_action_minimize;
115 static Atom net_wm_action_shade;
116 static Atom net_wm_action_stick;
117 static Atom net_wm_action_maximize_horz;
118 static Atom net_wm_action_maximize_vert;
119 static Atom net_wm_action_fullscreen;
120 static Atom net_wm_action_change_desktop;
121 static Atom net_wm_action_close;
122 static Atom net_wm_strut;
123 static Atom net_wm_strut_partial; /* TODO: doesn't really fit into the current strut scheme */
124 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. */
125 static Atom net_wm_icon;
126 static Atom net_wm_pid; /* TODO */
127 static Atom net_wm_handled_icons; /* FIXME: see net_wm_icon_geometry */
128 static Atom net_wm_window_opacity;
129
130 static Atom net_frame_extents;
131
132 /* Window Manager Protocols */
133 static Atom net_wm_ping; /* TODO */
134
135 static Atom utf8_string;
136
137 typedef struct {
138 char *name;
139 Atom *atom;
140 } atomitem_t;
141
142 static atomitem_t atomNames[] = {
143 {"_NET_SUPPORTED", &net_supported},
144 {"_NET_CLIENT_LIST", &net_client_list},
145 {"_NET_CLIENT_LIST_STACKING", &net_client_list_stacking},
146 {"_NET_NUMBER_OF_DESKTOPS", &net_number_of_desktops},
147 {"_NET_DESKTOP_GEOMETRY", &net_desktop_geometry},
148 {"_NET_DESKTOP_VIEWPORT", &net_desktop_viewport},
149 {"_NET_CURRENT_DESKTOP", &net_current_desktop},
150 {"_NET_DESKTOP_NAMES", &net_desktop_names},
151 {"_NET_ACTIVE_WINDOW", &net_active_window},
152 {"_NET_WORKAREA", &net_workarea},
153 {"_NET_SUPPORTING_WM_CHECK", &net_supporting_wm_check},
154 {"_NET_VIRTUAL_ROOTS", &net_virtual_roots},
155 {"_NET_DESKTOP_LAYOUT", &net_desktop_layout},
156 {"_NET_SHOWING_DESKTOP", &net_showing_desktop},
157
158 {"_NET_CLOSE_WINDOW", &net_close_window},
159 {"_NET_MOVERESIZE_WINDOW", &net_moveresize_window},
160 {"_NET_WM_MOVERESIZE", &net_wm_moveresize},
161
162 {"_NET_WM_NAME", &net_wm_name},
163 {"_NET_WM_VISIBLE_NAME", &net_wm_visible_name},
164 {"_NET_WM_ICON_NAME", &net_wm_icon_name},
165 {"_NET_WM_VISIBLE_ICON_NAME", &net_wm_visible_icon_name},
166 {"_NET_WM_DESKTOP", &net_wm_desktop},
167 #ifdef USE_XINERAMA
168 {"_NET_WM_FULLSCREEN_MONITORS", &net_wm_fullscreen_monitors},
169 #endif
170 {"_NET_WM_WINDOW_TYPE", &net_wm_window_type},
171 {"_NET_WM_WINDOW_TYPE_DESKTOP", &net_wm_window_type_desktop},
172 {"_NET_WM_WINDOW_TYPE_DOCK", &net_wm_window_type_dock},
173 {"_NET_WM_WINDOW_TYPE_TOOLBAR", &net_wm_window_type_toolbar},
174 {"_NET_WM_WINDOW_TYPE_MENU", &net_wm_window_type_menu},
175 {"_NET_WM_WINDOW_TYPE_UTILITY", &net_wm_window_type_utility},
176 {"_NET_WM_WINDOW_TYPE_SPLASH", &net_wm_window_type_splash},
177 {"_NET_WM_WINDOW_TYPE_DIALOG", &net_wm_window_type_dialog},
178 {"_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", &net_wm_window_type_dropdown_menu},
179 {"_NET_WM_WINDOW_TYPE_POPUP_MENU", &net_wm_window_type_popup_menu},
180 {"_NET_WM_WINDOW_TYPE_TOOLTIP", &net_wm_window_type_tooltip},
181 {"_NET_WM_WINDOW_TYPE_NOTIFICATION", &net_wm_window_type_notification},
182 {"_NET_WM_WINDOW_TYPE_COMBO", &net_wm_window_type_combo},
183 {"_NET_WM_WINDOW_TYPE_DND", &net_wm_window_type_dnd},
184 {"_NET_WM_WINDOW_TYPE_NORMAL", &net_wm_window_type_normal},
185 {"_NET_WM_STATE", &net_wm_state},
186 {"_NET_WM_STATE_MODAL", &net_wm_state_modal},
187 {"_NET_WM_STATE_STICKY", &net_wm_state_sticky},
188 {"_NET_WM_STATE_MAXIMIZED_VERT", &net_wm_state_maximized_vert},
189 {"_NET_WM_STATE_MAXIMIZED_HORZ", &net_wm_state_maximized_horz},
190 {"_NET_WM_STATE_SHADED", &net_wm_state_shaded},
191 {"_NET_WM_STATE_SKIP_TASKBAR", &net_wm_state_skip_taskbar},
192 {"_NET_WM_STATE_SKIP_PAGER", &net_wm_state_skip_pager},
193 {"_NET_WM_STATE_HIDDEN", &net_wm_state_hidden},
194 {"_NET_WM_STATE_FULLSCREEN", &net_wm_state_fullscreen},
195 {"_NET_WM_STATE_ABOVE", &net_wm_state_above},
196 {"_NET_WM_STATE_BELOW", &net_wm_state_below},
197 {"_NET_WM_STATE_FOCUSED", &net_wm_state_focused},
198 {"_NET_WM_ALLOWED_ACTIONS", &net_wm_allowed_actions},
199 {"_NET_WM_ACTION_MOVE", &net_wm_action_move},
200 {"_NET_WM_ACTION_RESIZE", &net_wm_action_resize},
201 {"_NET_WM_ACTION_MINIMIZE", &net_wm_action_minimize},
202 {"_NET_WM_ACTION_SHADE", &net_wm_action_shade},
203 {"_NET_WM_ACTION_STICK", &net_wm_action_stick},
204 {"_NET_WM_ACTION_MAXIMIZE_HORZ", &net_wm_action_maximize_horz},
205 {"_NET_WM_ACTION_MAXIMIZE_VERT", &net_wm_action_maximize_vert},
206 {"_NET_WM_ACTION_FULLSCREEN", &net_wm_action_fullscreen},
207 {"_NET_WM_ACTION_CHANGE_DESKTOP", &net_wm_action_change_desktop},
208 {"_NET_WM_ACTION_CLOSE", &net_wm_action_close},
209 {"_NET_WM_STRUT", &net_wm_strut},
210 {"_NET_WM_STRUT_PARTIAL", &net_wm_strut_partial},
211 {"_NET_WM_ICON_GEOMETRY", &net_wm_icon_geometry},
212 {"_NET_WM_ICON", &net_wm_icon},
213 {"_NET_WM_PID", &net_wm_pid},
214 {"_NET_WM_HANDLED_ICONS", &net_wm_handled_icons},
215 {"_NET_WM_WINDOW_OPACITY", &net_wm_window_opacity},
216
217 {"_NET_FRAME_EXTENTS", &net_frame_extents},
218
219 {"_NET_WM_PING", &net_wm_ping},
220
221 {"UTF8_STRING", &utf8_string},
222 };
223
224 #define _NET_WM_STATE_ADD 1
225 #define _NET_WM_STATE_TOGGLE 2
226
227 #if 0
228 /*
229 * These constant provide information on the kind of window move/resize when
230 * it is initiated by the application instead of by WindowMaker. They are
231 * parameter for the client message _NET_WM_MOVERESIZE, as defined by the
232 * FreeDesktop wm-spec standard:
233 * http://standards.freedesktop.org/wm-spec/1.5/ar01s04.html
234 *
235 * Today, WindowMaker does not support this at all (the corresponding Atom
236 * is not added to the list in setSupportedHints), probably because there is
237 * nothing it needs to do about it, the application is assumed to know what
238 * it is doing, and WindowMaker won't get in the way.
239 *
240 * The definition of the constants (taken from the standard) are disabled to
241 * avoid a spurious warning (-Wunused-macros).
242 */
243 #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
244 #define _NET_WM_MOVERESIZE_SIZE_TOP 1
245 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
246 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
247 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
248 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
249 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
250 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7
251 #define _NET_WM_MOVERESIZE_MOVE 8 /* movement only */
252 #define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 /* size via keyboard */
253 #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */
254 #endif
255
256 static void observer(void *self, WMNotification *notif);
257 static void wsobserver(void *self, WMNotification *notif);
258
259 static void updateClientList(WScreen *scr);
260 static void updateClientListStacking(WScreen *scr, WWindow *);
261
262 static void updateWorkspaceNames(WScreen *scr);
263 static void updateCurrentWorkspace(WScreen *scr);
264 static void updateWorkspaceCount(WScreen *scr);
265 static void wNETWMShowingDesktop(WScreen *scr, Bool show);
266
267 typedef struct NetData {
268 WScreen *scr;
269 WReservedArea *strut;
270 WWindow **show_desktop;
271 } NetData;
272
273 static void setSupportedHints(WScreen *scr)
274 {
275 Atom atom[wlengthof(atomNames)];
276 int i = 0;
277
278 /* set supported hints list */
279 /* XXX: extend this !!! */
280
281 atom[i++] = net_client_list;
282 atom[i++] = net_client_list_stacking;
283 atom[i++] = net_number_of_desktops;
284 atom[i++] = net_desktop_geometry;
285 atom[i++] = net_desktop_viewport;
286 atom[i++] = net_current_desktop;
287 atom[i++] = net_desktop_names;
288 atom[i++] = net_active_window;
289 atom[i++] = net_workarea;
290 atom[i++] = net_supporting_wm_check;
291 atom[i++] = net_showing_desktop;
292 #if 0
293 atom[i++] = net_wm_moveresize;
294 #endif
295 atom[i++] = net_wm_desktop;
296 #ifdef USE_XINERAMA
297 atom[i++] = net_wm_fullscreen_monitors;
298 #endif
299 atom[i++] = net_wm_window_type;
300 atom[i++] = net_wm_window_type_desktop;
301 atom[i++] = net_wm_window_type_dock;
302 atom[i++] = net_wm_window_type_toolbar;
303 atom[i++] = net_wm_window_type_menu;
304 atom[i++] = net_wm_window_type_utility;
305 atom[i++] = net_wm_window_type_splash;
306 atom[i++] = net_wm_window_type_dialog;
307 atom[i++] = net_wm_window_type_dropdown_menu;
308 atom[i++] = net_wm_window_type_popup_menu;
309 atom[i++] = net_wm_window_type_tooltip;
310 atom[i++] = net_wm_window_type_notification;
311 atom[i++] = net_wm_window_type_combo;
312 atom[i++] = net_wm_window_type_dnd;
313 atom[i++] = net_wm_window_type_normal;
314
315 atom[i++] = net_wm_state;
316 /* atom[i++] = net_wm_state_modal; *//* XXX: not sure where/when to use it. */
317 atom[i++] = net_wm_state_sticky;
318 atom[i++] = net_wm_state_shaded;
319 atom[i++] = net_wm_state_maximized_horz;
320 atom[i++] = net_wm_state_maximized_vert;
321 atom[i++] = net_wm_state_skip_taskbar;
322 atom[i++] = net_wm_state_skip_pager;
323 atom[i++] = net_wm_state_hidden;
324 atom[i++] = net_wm_state_fullscreen;
325 atom[i++] = net_wm_state_above;
326 atom[i++] = net_wm_state_below;
327 atom[i++] = net_wm_state_focused;
328
329 atom[i++] = net_wm_allowed_actions;
330 atom[i++] = net_wm_action_move;
331 atom[i++] = net_wm_action_resize;
332 atom[i++] = net_wm_action_minimize;
333 atom[i++] = net_wm_action_shade;
334 atom[i++] = net_wm_action_stick;
335 atom[i++] = net_wm_action_maximize_horz;
336 atom[i++] = net_wm_action_maximize_vert;
337 atom[i++] = net_wm_action_fullscreen;
338 atom[i++] = net_wm_action_change_desktop;
339 atom[i++] = net_wm_action_close;
340
341 atom[i++] = net_wm_strut;
342 atom[i++] = net_wm_icon_geometry;
343 atom[i++] = net_wm_icon;
344 atom[i++] = net_wm_handled_icons;
345 atom[i++] = net_wm_window_opacity;
346
347 atom[i++] = net_frame_extents;
348
349 atom[i++] = net_wm_name;
350 atom[i++] = net_wm_icon_name;
351
352 XChangeProperty(dpy, scr->root_win, net_supported, XA_ATOM, 32, PropModeReplace, (unsigned char *)atom, i);
353
354 /* set supporting wm hint */
355 XChangeProperty(dpy, scr->root_win, net_supporting_wm_check, XA_WINDOW, 32,
356 PropModeReplace, (unsigned char *)&scr->info_window, 1);
357
358 XChangeProperty(dpy, scr->info_window, net_supporting_wm_check, XA_WINDOW,
359 32, PropModeReplace, (unsigned char *)&scr->info_window, 1);
360 }
361
362 void wNETWMUpdateDesktop(WScreen *scr)
363 {
364 long *views, sizes[2];
365 int count, i;
366
367 if (scr->workspace_count == 0)
368 return;
369
370 count = scr->workspace_count * 2;
371 views = wmalloc(sizeof(long) * count);
372 sizes[0] = scr->scr_width;
373 sizes[1] = scr->scr_height;
374
375 for (i = 0; i < scr->workspace_count; i++) {
376 views[2 * i + 0] = 0;
377 views[2 * i + 1] = 0;
378 }
379
380 XChangeProperty(dpy, scr->root_win, net_desktop_geometry, XA_CARDINAL, 32,
381 PropModeReplace, (unsigned char *)sizes, 2);
382
383 XChangeProperty(dpy, scr->root_win, net_desktop_viewport, XA_CARDINAL, 32,
384 PropModeReplace, (unsigned char *)views, count);
385
386 wfree(views);
387 }
388
389 int wNETWMGetCurrentDesktopFromHint(WScreen *scr)
390 {
391 int count;
392 unsigned char *prop;
393
394 prop = PropGetCheckProperty(scr->root_win, net_current_desktop, XA_CARDINAL, 0, 1, &count);
395 if (prop) {
396 int desktop = *(long *)prop;
397 XFree(prop);
398 return desktop;
399 }
400 return -1;
401 }
402
403 static RImage *makeRImageFromARGBData(unsigned long *data)
404 {
405 int size, width, height, i;
406 RImage *image;
407 unsigned char *imgdata;
408 unsigned long pixel;
409
410 width = data[0];
411 height = data[1];
412 size = width * height;
413
414 if (size == 0)
415 return NULL;
416
417 image = RCreateImage(width, height, True);
418
419 for (imgdata = image->data, i = 2; i < size + 2; i++, imgdata += 4) {
420 pixel = data[i];
421 imgdata[3] = (pixel >> 24) & 0xff; /* A */
422 imgdata[0] = (pixel >> 16) & 0xff; /* R */
423 imgdata[1] = (pixel >> 8) & 0xff; /* G */
424 imgdata[2] = (pixel >> 0) & 0xff; /* B */
425 }
426
427 return image;
428 }
429
430 /* Find the best icon to be used by Window Maker for appicon/miniwindows. */
431 static RImage *findBestIcon(unsigned long *data, unsigned long items)
432 {
433 int wanted;
434 int dx, dy, d;
435 int sx, sy, size;
436 int best_d, largest;
437 unsigned long i;
438 unsigned long *icon;
439 RImage *src_image, *ret_image;
440 double f;
441
442 if (wPreferences.enforce_icon_margin) {
443
444 /* better use only 75% of icon_size. For 64x64 this means 48x48
445 * This leaves room around the icon for the miniwindow title and
446 * results in better overall aesthetics -Dan */
447 wanted = (int)((double)wPreferences.icon_size * 0.75 + 0.5);
448
449 /* the size should be a multiple of 4 */
450 wanted = (wanted >> 2) << 2;
451
452 } else {
453
454 /* This is the "old" approach, which tries to find the largest
455 * icon that still fits into icon_size. */
456 wanted = wPreferences.icon_size;
457
458 }
459
460 /* try to find an icon which is close to the wanted size, but not larger */
461 icon = NULL;
462 best_d = wanted * wanted * 2;
463 for (i = 0L; i < items - 1;) {
464
465 /* get the current icon's size */
466 sx = (int)data[i];
467 sy = (int)data[i + 1];
468 if ((sx < 1) || (sy < 1))
469 break;
470 size = sx * sy + 2;
471
472 /* check the size difference if it's not too large */
473 if ((sx <= wanted) && (sy <= wanted)) {
474 dx = wanted - sx;
475 dy = wanted - sy;
476 d = (dx * dx) + (dy * dy);
477 if (d < best_d) {
478 icon = &data[i];
479 best_d = d;
480 }
481 }
482
483 i += size;
484 }
485
486 /* if an icon has been found, no transformation is needed */
487 if (icon)
488 return makeRImageFromARGBData(icon);
489
490 /* We need to scale down an icon. Find the largest one, for it usually
491 * looks better to scale down a large image by a large scale than a
492 * small image by a small scale. */
493 largest = 0;
494 for (i = 0L; i < items - 1;) {
495 size = (int)data[i] * (int)data[i + 1];
496 if (size == 0)
497 break;
498 if (size > largest) {
499 icon = &data[i];
500 largest = size;
501 }
502 i += size + 2;
503 }
504
505 /* give up if there's no icon to work with */
506 if (!icon)
507 return NULL;
508
509 /* create a scaled down version of the icon */
510 src_image = makeRImageFromARGBData(icon);
511 if (src_image->width > src_image->height) {
512 f = (double)wanted / (double)src_image->width;
513 ret_image = RScaleImage(src_image, wanted, (int)(f * (double)(src_image->height)));
514 } else {
515 f = (double)wanted / (double)src_image->height;
516 ret_image = RScaleImage(src_image, (int)(f * (double)src_image->width), wanted);
517 }
518 RReleaseImage(src_image);
519 return ret_image;
520 }
521
522 RImage *get_window_image_from_x11(Window window)
523 {
524 RImage *image;
525 Atom type;
526 int format;
527 unsigned long items, rest;
528 unsigned long *property;
529
530 /* Get the icon from X11 Window */
531 if (XGetWindowProperty(dpy, window, net_wm_icon, 0L, LONG_MAX,
532 False, XA_CARDINAL, &type, &format, &items, &rest,
533 (unsigned char **)&property) != Success || !property)
534 return NULL;
535
536 if (type != XA_CARDINAL || format != 32 || items < 2) {
537 XFree(property);
538 return NULL;
539 }
540
541 /* Find the best icon */
542 image = findBestIcon(property, items);
543 XFree(property);
544 if (!image)
545 return NULL;
546
547 /* Resize the image to the correct value */
548 image = wIconValidateIconSize(image, wPreferences.icon_size);
549
550 return image;
551 }
552
553 static void updateIconImage(WWindow *wwin)
554 {
555 /* Remove the icon image from X11 */
556 if (wwin->net_icon_image)
557 RReleaseImage(wwin->net_icon_image);
558
559 /* Save the icon in the X11 icon */
560 wwin->net_icon_image = get_window_image_from_x11(wwin->client_win);
561
562 /* Refresh the Window Icon */
563 if (wwin->icon)
564 wIconUpdate(wwin->icon);
565
566 /* Refresh the application icon */
567 WApplication *app = wApplicationOf(wwin->main_window);
568 if (app && app->app_icon) {
569 wIconUpdate(app->app_icon->icon);
570 wAppIconPaint(app->app_icon);
571 }
572 }
573
574 static void updateWindowOpacity(WWindow *wwin)
575 {
576 Atom type;
577 int format;
578 unsigned long items, rest;
579 unsigned long *property;
580
581 if (!wwin->frame)
582 return;
583
584 /* We don't care about this ourselves, but other programs need us to copy
585 * this to the frame window. */
586 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_opacity, 0L, 1L,
587 False, XA_CARDINAL, &type, &format, &items, &rest,
588 (unsigned char **)&property) != Success)
589 return;
590
591 if (type == None) {
592 XDeleteProperty(dpy, wwin->frame->core->window, net_wm_window_opacity);
593 } else if (type == XA_CARDINAL && format == 32 && items == 1 && property) {
594 XChangeProperty(dpy, wwin->frame->core->window, net_wm_window_opacity,
595 XA_CARDINAL, 32, PropModeReplace, (unsigned char *)property, 1L);
596 }
597
598 if (property)
599 XFree(property);
600 }
601
602 static void updateShowDesktop(WScreen *scr, Bool show)
603 {
604 long foo;
605
606 foo = (show == True);
607 XChangeProperty(dpy, scr->root_win, net_showing_desktop, XA_CARDINAL, 32,
608 PropModeReplace, (unsigned char *)&foo, 1);
609 }
610
611 static void wNETWMShowingDesktop(WScreen *scr, Bool show)
612 {
613 if (show && scr->netdata->show_desktop == NULL) {
614 WWindow *tmp, **wins;
615 int i = 0;
616
617 wins = (WWindow **) wmalloc(sizeof(WWindow *) * (scr->window_count + 1));
618
619 tmp = scr->focused_window;
620 while (tmp) {
621 if (!tmp->flags.hidden && !tmp->flags.miniaturized && !WFLAGP(tmp, skip_window_list)) {
622
623 wins[i++] = tmp;
624 tmp->flags.skip_next_animation = 1;
625 tmp->flags.net_show_desktop = 1;
626 wIconifyWindow(tmp);
627 }
628
629 tmp = tmp->prev;
630 }
631 wins[i++] = NULL;
632
633 scr->netdata->show_desktop = wins;
634 updateShowDesktop(scr, True);
635 } else if (scr->netdata->show_desktop != NULL) {
636 /* FIXME: get rid of workspace flashing ! */
637 int ws = scr->current_workspace;
638 WWindow **tmp;
639 for (tmp = scr->netdata->show_desktop; *tmp; ++tmp) {
640 wDeiconifyWindow(*tmp);
641 (*tmp)->flags.net_show_desktop = 0;
642 }
643 if (ws != scr->current_workspace)
644 wWorkspaceChange(scr, ws);
645 wfree(scr->netdata->show_desktop);
646 scr->netdata->show_desktop = NULL;
647 updateShowDesktop(scr, False);
648 }
649 }
650
651 void wNETWMInitStuff(WScreen *scr)
652 {
653 NetData *data;
654 int i;
655
656 #ifdef DEBUG_WMSPEC
657 wmessage("wNETWMInitStuff");
658 #endif
659
660 #ifdef HAVE_XINTERNATOMS
661 {
662 Atom atoms[wlengthof(atomNames)];
663 char *names[wlengthof(atomNames)];
664
665 for (i = 0; i < wlengthof(atomNames); ++i)
666 names[i] = atomNames[i].name;
667
668 XInternAtoms(dpy, &names[0], wlengthof(atomNames), False, atoms);
669 for (i = 0; i < wlengthof(atomNames); ++i)
670 *atomNames[i].atom = atoms[i];
671
672 }
673 #else
674 for (i = 0; i < wlengthof(atomNames); i++)
675 *atomNames[i].atom = XInternAtom(dpy, atomNames[i].name, False);
676 #endif
677
678 data = wmalloc(sizeof(NetData));
679 data->scr = scr;
680 data->strut = NULL;
681 data->show_desktop = NULL;
682
683 scr->netdata = data;
684
685 setSupportedHints(scr);
686
687 WMAddNotificationObserver(observer, data, WMNManaged, NULL);
688 WMAddNotificationObserver(observer, data, WMNUnmanaged, NULL);
689 WMAddNotificationObserver(observer, data, WMNChangedWorkspace, NULL);
690 WMAddNotificationObserver(observer, data, WMNChangedState, NULL);
691 WMAddNotificationObserver(observer, data, WMNChangedFocus, NULL);
692 WMAddNotificationObserver(observer, data, WMNChangedStacking, NULL);
693 WMAddNotificationObserver(observer, data, WMNChangedName, NULL);
694
695 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceCreated, NULL);
696 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceDestroyed, NULL);
697 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceChanged, NULL);
698 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceNameChanged, NULL);
699
700 updateClientList(scr);
701 updateClientListStacking(scr, NULL);
702 updateWorkspaceCount(scr);
703 updateWorkspaceNames(scr);
704 updateShowDesktop(scr, False);
705
706 wScreenUpdateUsableArea(scr);
707 }
708
709 void wNETWMCleanup(WScreen *scr)
710 {
711 int i;
712
713 for (i = 0; i < wlengthof(atomNames); i++)
714 XDeleteProperty(dpy, scr->root_win, *atomNames[i].atom);
715 }
716
717 void wNETWMUpdateActions(WWindow *wwin, Bool del)
718 {
719 Atom action[10]; /* nr of actions atoms defined */
720 int i = 0;
721
722 if (del) {
723 XDeleteProperty(dpy, wwin->client_win, net_wm_allowed_actions);
724 return;
725 }
726
727 if (IS_MOVABLE(wwin))
728 action[i++] = net_wm_action_move;
729
730 if (IS_RESIZABLE(wwin))
731 action[i++] = net_wm_action_resize;
732
733 if (!WFLAGP(wwin, no_miniaturizable))
734 action[i++] = net_wm_action_minimize;
735
736 if (!WFLAGP(wwin, no_shadeable))
737 action[i++] = net_wm_action_shade;
738
739 /* if (!WFLAGP(wwin, no_stickable)) */
740 action[i++] = net_wm_action_stick;
741
742 /* if (!(WFLAGP(wwin, no_maximizeable) & MAX_HORIZONTAL)) */
743 if (IS_RESIZABLE(wwin))
744 action[i++] = net_wm_action_maximize_horz;
745
746 /* if (!(WFLAGP(wwin, no_maximizeable) & MAX_VERTICAL)) */
747 if (IS_RESIZABLE(wwin))
748 action[i++] = net_wm_action_maximize_vert;
749
750 /* if (!WFLAGP(wwin, no_fullscreen)) */
751 action[i++] = net_wm_action_fullscreen;
752
753 /* if (!WFLAGP(wwin, no_change_desktop)) */
754 action[i++] = net_wm_action_change_desktop;
755
756 if (!WFLAGP(wwin, no_closable))
757 action[i++] = net_wm_action_close;
758
759 XChangeProperty(dpy, wwin->client_win, net_wm_allowed_actions,
760 XA_ATOM, 32, PropModeReplace, (unsigned char *)action, i);
761 }
762
763 void wNETWMUpdateWorkarea(WScreen *scr)
764 {
765 WArea total_usable;
766 int nb_workspace;
767
768 if (!scr->netdata) {
769 /* If the _NET_xxx were not initialised, it not necessary to do anything */
770 return;
771 }
772
773 if (!scr->usableArea) {
774 /* If we don't have any info, we fall back on using the complete screen area */
775 total_usable.x1 = 0;
776 total_usable.y1 = 0;
777 total_usable.x2 = scr->scr_width;
778 total_usable.y2 = scr->scr_height;
779
780 } else {
781 int i;
782
783 /*
784 * the _NET_WORKAREA is supposed to contain the total area of the screen that
785 * is usable, so we merge the areas from all xrandr sub-screens
786 */
787 total_usable = scr->usableArea[0];
788
789 for (i = 1; i < wXineramaHeads(scr); i++) {
790 /* The merge is not subtle because _NET_WORKAREA does not need more */
791 if (scr->usableArea[i].x1 < total_usable.x1)
792 total_usable.x1 = scr->usableArea[i].x1;
793
794 if (scr->usableArea[i].y1 < total_usable.y1)
795 total_usable.y1 = scr->usableArea[i].y1;
796
797 if (scr->usableArea[i].x2 > total_usable.x2)
798 total_usable.x2 = scr->usableArea[i].x2;
799
800 if (scr->usableArea[i].y2 > total_usable.y2)
801 total_usable.y2 = scr->usableArea[i].y2;
802 }
803
804 }
805
806 /* We are expected to repeat the information for each workspace */
807 if (scr->workspace_count == 0)
808 nb_workspace = 1;
809 else
810 nb_workspace = scr->workspace_count;
811
812 {
813 long property_value[nb_workspace * 4];
814 int i;
815
816 for (i = 0; i < nb_workspace; i++) {
817 property_value[4 * i + 0] = total_usable.x1;
818 property_value[4 * i + 1] = total_usable.y1;
819 property_value[4 * i + 2] = total_usable.x2 - total_usable.x1;
820 property_value[4 * i + 3] = total_usable.y2 - total_usable.y1;
821 }
822
823 XChangeProperty(dpy, scr->root_win, net_workarea, XA_CARDINAL, 32, PropModeReplace,
824 (unsigned char *) property_value, nb_workspace * 4);
825 }
826 }
827
828 Bool wNETWMGetUsableArea(WScreen *scr, int head, WArea *area)
829 {
830 WReservedArea *cur;
831 WMRect rect;
832
833 if (!scr->netdata || !scr->netdata->strut)
834 return False;
835
836 area->x1 = area->y1 = area->x2 = area->y2 = 0;
837
838 for (cur = scr->netdata->strut; cur; cur = cur->next) {
839 WWindow *wwin = wWindowFor(cur->window);
840 if (wWindowTouchesHead(wwin, head)) {
841 if (cur->area.x1 > area->x1)
842 area->x1 = cur->area.x1;
843 if (cur->area.y1 > area->y1)
844 area->y1 = cur->area.y1;
845 if (cur->area.x2 > area->x2)
846 area->x2 = cur->area.x2;
847 if (cur->area.y2 > area->y2)
848 area->y2 = cur->area.y2;
849 }
850 }
851
852 if (area->x1 == 0 && area->x2 == 0 && area->y1 == 0 && area->y2 == 0)
853 return False;
854
855 rect = wGetRectForHead(scr, head);
856
857 /* NOTE(gryf): calculation for the reserved area should be preformed for
858 * current head, but area, which comes form _NET_WM_STRUT, has to be
859 * calculated relative to entire screen size, i.e. suppose we have three
860 * heads arranged like this:
861 *
862 * ╔════════════════════════╗
863 * ║ 0 ║
864 * ║ ╠═══════════╗
865 * ║ ║ 2 ║
866 * ║ ║ ║
867 * ╟────────────────────────╫───────────╢
868 * ╠════════════════════════╬═══════════╝
869 * ║ 1 ║
870 * ║ ║
871 * ║ ║
872 * ║ ║
873 * ║ ║
874 * ╟────────────────────────╢
875 * ╚════════════════════════╝
876 *
877 * where head 0 have resolution 1920x1080, head 1: 1920x1200 and head 2
878 * 800x600, so the screen size in this arrangement will be 2720x2280 (1920
879 * + 800) x (1080 + 1200).
880 *
881 * Bottom line represents some 3rd party panel, which sets properties in
882 * _NET_WM_STRUT_PARTIAL and optionally _NET_WM_STRUT.
883 *
884 * By coincidence, coordinates x1 and y1 from left and top are the same as
885 * the original data which came from _NET_WM_STRUT, since they meaning
886 * distance from the edge, so we leave it as-is, otherwise if they have 0
887 * value, we need to set right head position.
888 */
889
890 /* optional reserved space from left */
891 if (area->x1 == 0) area->x1 = rect.pos.x;
892
893 /* optional reserved space from top */
894 if (area->y1 == 0) area->y1 = rect.pos.y;
895
896 /* optional reserved space from right */
897 if (area->x2 == 0)
898 area->x2 = rect.pos.x + rect.size.width;
899 else
900 area->x2 = scr->scr_width - area->x2;
901
902 /* optional reserved space from bottom */
903 if (area->y2 == 0)
904 area->y2 = rect.pos.y + rect.size.height;
905 else
906 area->y2 = scr->scr_height - area->y2;
907
908 return True;
909 }
910
911 static void updateClientList(WScreen *scr)
912 {
913 WWindow *wwin;
914 Window *windows;
915 int count;
916
917 windows = (Window *) wmalloc(sizeof(Window) * (scr->window_count + 1));
918
919 count = 0;
920 wwin = scr->focused_window;
921 while (wwin) {
922 windows[count++] = wwin->client_win;
923 wwin = wwin->prev;
924 }
925 XChangeProperty(dpy, scr->root_win, net_client_list, XA_WINDOW, 32,
926 PropModeReplace, (unsigned char *)windows, count);
927
928 wfree(windows);
929 XFlush(dpy);
930 }
931
932 static void updateClientListStacking(WScreen *scr, WWindow *wwin_excl)
933 {
934 WWindow *wwin;
935 Window *client_list, *client_list_reverse;
936 int client_count, i;
937 WCoreWindow *tmp;
938 WMBagIterator iter;
939
940 /* update client list */
941 i = scr->window_count + 1;
942 client_list = (Window *) wmalloc(sizeof(Window) * i);
943 client_list_reverse = (Window *) wmalloc(sizeof(Window) * i);
944
945 client_count = 0;
946 WM_ETARETI_BAG(scr->stacking_list, tmp, iter) {
947 while (tmp) {
948 wwin = wWindowFor(tmp->window);
949 /* wwin_excl is a window to exclude from the list
950 (e.g. it's now unmanaged) */
951 if (wwin && (wwin != wwin_excl))
952 client_list[client_count++] = wwin->client_win;
953 tmp = tmp->stacking->under;
954 }
955 }
956
957 for (i = 0; i < client_count; i++) {
958 Window w = client_list[client_count - i - 1];
959 client_list_reverse[i] = w;
960 }
961
962 XChangeProperty(dpy, scr->root_win, net_client_list_stacking, XA_WINDOW, 32,
963 PropModeReplace, (unsigned char *)client_list_reverse, client_count);
964
965 wfree(client_list);
966 wfree(client_list_reverse);
967
968 XFlush(dpy);
969 }
970
971 static void updateWorkspaceCount(WScreen *scr)
972 { /* changeable */
973 long count;
974
975 count = scr->workspace_count;
976
977 XChangeProperty(dpy, scr->root_win, net_number_of_desktops, XA_CARDINAL,
978 32, PropModeReplace, (unsigned char *)&count, 1);
979 }
980
981 static void updateCurrentWorkspace(WScreen *scr)
982 { /* changeable */
983 long count;
984
985 count = scr->current_workspace;
986
987 XChangeProperty(dpy, scr->root_win, net_current_desktop, XA_CARDINAL, 32,
988 PropModeReplace, (unsigned char *)&count, 1);
989 }
990
991 static void updateWorkspaceNames(WScreen *scr)
992 {
993 char buf[MAX_WORKSPACES * (MAX_WORKSPACENAME_WIDTH + 1)], *pos;
994 unsigned int i, len, curr_size;
995
996 pos = buf;
997 len = 0;
998 for (i = 0; i < scr->workspace_count; i++) {
999 curr_size = strlen(scr->workspaces[i]->name);
1000 strncpy(pos, scr->workspaces[i]->name, sizeof(pos) - 1);
1001 pos += (curr_size + 1);
1002 len += (curr_size + 1);
1003 }
1004
1005 XChangeProperty(dpy, scr->root_win, net_desktop_names, utf8_string, 8,
1006 PropModeReplace, (unsigned char *)buf, len);
1007 }
1008
1009 static void updateFocusHint(WScreen *scr)
1010 { /* changeable */
1011 Window window;
1012
1013 if (!scr->focused_window || !scr->focused_window->flags.focused)
1014 window = None;
1015 else
1016 window = scr->focused_window->client_win;
1017
1018 XChangeProperty(dpy, scr->root_win, net_active_window, XA_WINDOW, 32,
1019 PropModeReplace, (unsigned char *)&window, 1);
1020 }
1021
1022 static void updateWorkspaceHint(WWindow *wwin, Bool fake, Bool del)
1023 {
1024 long l;
1025
1026 if (del) {
1027 XDeleteProperty(dpy, wwin->client_win, net_wm_desktop);
1028 } else {
1029 l = ((fake || IS_OMNIPRESENT(wwin)) ? -1 : wwin->frame->workspace);
1030 XChangeProperty(dpy, wwin->client_win, net_wm_desktop, XA_CARDINAL,
1031 32, PropModeReplace, (unsigned char *)&l, 1);
1032 }
1033 }
1034
1035 static void updateStateHint(WWindow *wwin, Bool changedWorkspace, Bool del)
1036 { /* changeable */
1037 if (del) {
1038 XDeleteProperty(dpy, wwin->client_win, net_wm_state);
1039 #ifdef USE_XINERAMA
1040 XDeleteProperty(dpy, wwin->client_win, net_wm_fullscreen_monitors);
1041 #endif
1042 } else {
1043 Atom state[15]; /* nr of defined state atoms */
1044 int i = 0;
1045
1046 if (changedWorkspace || (wPreferences.sticky_icons && !IS_OMNIPRESENT(wwin)))
1047 updateWorkspaceHint(wwin, False, False);
1048
1049 if (IS_OMNIPRESENT(wwin))
1050 state[i++] = net_wm_state_sticky;
1051 if (wwin->flags.shaded)
1052 state[i++] = net_wm_state_shaded;
1053 if (wwin->flags.maximized & MAX_HORIZONTAL)
1054 state[i++] = net_wm_state_maximized_horz;
1055 if (wwin->flags.maximized & MAX_VERTICAL)
1056 state[i++] = net_wm_state_maximized_vert;
1057 if (WFLAGP(wwin, skip_window_list))
1058 state[i++] = net_wm_state_skip_taskbar;
1059 if (wwin->flags.net_skip_pager)
1060 state[i++] = net_wm_state_skip_pager;
1061 if ((wwin->flags.hidden || wwin->flags.miniaturized) && !wwin->flags.net_show_desktop) {
1062 state[i++] = net_wm_state_hidden;
1063 state[i++] = net_wm_state_skip_pager;
1064
1065 if (wwin->flags.miniaturized && wPreferences.sticky_icons) {
1066 if (!IS_OMNIPRESENT(wwin))
1067 updateWorkspaceHint(wwin, True, False);
1068 state[i++] = net_wm_state_sticky;
1069 }
1070 }
1071 if (WFLAGP(wwin, sunken))
1072 state[i++] = net_wm_state_below;
1073 if (WFLAGP(wwin, floating))
1074 state[i++] = net_wm_state_above;
1075 if (wwin->flags.fullscreen)
1076 state[i++] = net_wm_state_fullscreen;
1077 if (wwin->flags.focused)
1078 state[i++] = net_wm_state_focused;
1079
1080 XChangeProperty(dpy, wwin->client_win, net_wm_state, XA_ATOM, 32,
1081 PropModeReplace, (unsigned char *)state, i);
1082
1083 #ifdef USE_XINERAMA
1084 if (wwin->flags.fullscreen && (wwin->flags.fullscreen_monitors[0] != -1)) {
1085 unsigned long data[4];
1086
1087 data[0] = wwin->flags.fullscreen_monitors[0];
1088 data[1] = wwin->flags.fullscreen_monitors[1];
1089 data[2] = wwin->flags.fullscreen_monitors[2];
1090 data[3] = wwin->flags.fullscreen_monitors[3];
1091
1092 XChangeProperty(dpy, wwin->client_win, net_wm_fullscreen_monitors, XA_CARDINAL, 32,
1093 PropModeReplace, (unsigned char *)data, 4);
1094 }
1095 #endif
1096 }
1097 }
1098
1099 static Bool updateStrut(WScreen *scr, Window w, Bool adding)
1100 {
1101 WReservedArea *area;
1102 Bool hasState = False;
1103
1104 if (adding) {
1105 Atom type_ret;
1106 int fmt_ret;
1107 unsigned long nitems_ret, bytes_after_ret;
1108 long *data = NULL;
1109
1110 if ((XGetWindowProperty(dpy, w, net_wm_strut, 0, 4, False,
1111 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1112 &bytes_after_ret, (unsigned char **)&data) == Success && data) ||
1113 ((XGetWindowProperty(dpy, w, net_wm_strut_partial, 0, 12, False,
1114 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1115 &bytes_after_ret, (unsigned char **)&data) == Success && data))) {
1116
1117 /* XXX: This is strictly incorrect in the case of net_wm_strut_partial...
1118 * Discard the start and end properties from the partial strut and treat it as
1119 * a (deprecated) strut.
1120 * This means we are marking the whole width or height of the screen as
1121 * reserved, which is not necessarily what the strut defines. However for the
1122 * purposes of determining placement or maximization it's probably good enough.
1123 */
1124 area = (WReservedArea *) wmalloc(sizeof(WReservedArea));
1125 area->area.x1 = data[0];
1126 area->area.x2 = data[1];
1127 area->area.y1 = data[2];
1128 area->area.y2 = data[3];
1129
1130 area->window = w;
1131
1132 area->next = scr->netdata->strut;
1133 scr->netdata->strut = area;
1134
1135 XFree(data);
1136 hasState = True;
1137 }
1138 } else {
1139 /* deleting */
1140 area = scr->netdata->strut;
1141
1142 if (area) {
1143 if (area->window == w) {
1144 scr->netdata->strut = area->next;
1145 wfree(area);
1146 hasState = True;
1147 } else {
1148 while (area->next && area->next->window != w)
1149 area = area->next;
1150
1151 if (area->next) {
1152 WReservedArea *next;
1153
1154 next = area->next->next;
1155 wfree(area->next);
1156 area->next = next;
1157
1158 hasState = True;
1159 }
1160 }
1161 }
1162 }
1163
1164 return hasState;
1165 }
1166
1167 static int getWindowLayer(WWindow *wwin)
1168 {
1169 int layer = WMNormalLevel;
1170
1171 if (wwin->type == net_wm_window_type_desktop) {
1172 layer = WMDesktopLevel;
1173 } else if (wwin->type == net_wm_window_type_dock) {
1174 layer = WMDockLevel;
1175 } else if (wwin->type == net_wm_window_type_toolbar) {
1176 layer = WMMainMenuLevel;
1177 } else if (wwin->type == net_wm_window_type_menu) {
1178 layer = WMSubmenuLevel;
1179 } else if (wwin->type == net_wm_window_type_utility) {
1180 } else if (wwin->type == net_wm_window_type_splash) {
1181 } else if (wwin->type == net_wm_window_type_dialog) {
1182 if (wwin->transient_for) {
1183 WWindow *parent = wWindowFor(wwin->transient_for);
1184 if (parent && parent->flags.fullscreen)
1185 layer = WMFullscreenLevel;
1186 }
1187 /* //layer = WMPopUpLevel; // this seems a bad idea -Dan */
1188 } else if (wwin->type == net_wm_window_type_dropdown_menu) {
1189 layer = WMSubmenuLevel;
1190 } else if (wwin->type == net_wm_window_type_popup_menu) {
1191 layer = WMSubmenuLevel;
1192 } else if (wwin->type == net_wm_window_type_tooltip) {
1193 } else if (wwin->type == net_wm_window_type_notification) {
1194 layer = WMPopUpLevel;
1195 } else if (wwin->type == net_wm_window_type_combo) {
1196 layer = WMSubmenuLevel;
1197 } else if (wwin->type == net_wm_window_type_dnd) {
1198 } else if (wwin->type == net_wm_window_type_normal) {
1199 }
1200
1201 if (wwin->client_flags.sunken && WMSunkenLevel < layer)
1202 layer = WMSunkenLevel;
1203 if (wwin->client_flags.floating && WMFloatingLevel > layer)
1204 layer = WMFloatingLevel;
1205
1206 return layer;
1207 }
1208
1209 static void doStateAtom(WWindow *wwin, Atom state, int set, Bool init)
1210 {
1211 if (state == net_wm_state_sticky) {
1212 if (set == _NET_WM_STATE_TOGGLE)
1213 set = !IS_OMNIPRESENT(wwin);
1214
1215 if (set != wwin->flags.omnipresent)
1216 wWindowSetOmnipresent(wwin, set);
1217
1218 } else if (state == net_wm_state_shaded) {
1219 if (set == _NET_WM_STATE_TOGGLE)
1220 set = !wwin->flags.shaded;
1221
1222 if (init) {
1223 wwin->flags.shaded = set;
1224 } else {
1225 if (set)
1226 wShadeWindow(wwin);
1227 else
1228 wUnshadeWindow(wwin);
1229 }
1230 } else if (state == net_wm_state_skip_taskbar) {
1231 if (set == _NET_WM_STATE_TOGGLE)
1232 set = !wwin->client_flags.skip_window_list;
1233
1234 wwin->client_flags.skip_window_list = set;
1235 } else if (state == net_wm_state_skip_pager) {
1236 if (set == _NET_WM_STATE_TOGGLE)
1237 set = !wwin->flags.net_skip_pager;
1238
1239 wwin->flags.net_skip_pager = set;
1240 } else if (state == net_wm_state_maximized_vert) {
1241 if (set == _NET_WM_STATE_TOGGLE)
1242 set = !(wwin->flags.maximized & MAX_VERTICAL);
1243
1244 if (init) {
1245 wwin->flags.maximized |= (set ? MAX_VERTICAL : 0);
1246 } else {
1247 if (set)
1248 wMaximizeWindow(wwin, wwin->flags.maximized | MAX_VERTICAL,
1249 wGetHeadForWindow(wwin));
1250 else
1251 wMaximizeWindow(wwin, wwin->flags.maximized & ~MAX_VERTICAL,
1252 wGetHeadForWindow(wwin));
1253 }
1254 } else if (state == net_wm_state_maximized_horz) {
1255 if (set == _NET_WM_STATE_TOGGLE)
1256 set = !(wwin->flags.maximized & MAX_HORIZONTAL);
1257
1258 if (init) {
1259 wwin->flags.maximized |= (set ? MAX_HORIZONTAL : 0);
1260 } else {
1261 if (set)
1262 wMaximizeWindow(wwin, wwin->flags.maximized | MAX_HORIZONTAL,
1263 wGetHeadForWindow(wwin));
1264 else
1265 wMaximizeWindow(wwin, wwin->flags.maximized & ~MAX_HORIZONTAL,
1266 wGetHeadForWindow(wwin));
1267 }
1268 } else if (state == net_wm_state_hidden) {
1269 if (set == _NET_WM_STATE_TOGGLE)
1270 set = !(wwin->flags.miniaturized);
1271
1272 if (init) {
1273 wwin->flags.miniaturized = set;
1274 } else {
1275 if (set)
1276 wIconifyWindow(wwin);
1277 else
1278 wDeiconifyWindow(wwin);
1279 }
1280 } else if (state == net_wm_state_fullscreen) {
1281 if (set == _NET_WM_STATE_TOGGLE)
1282 set = !(wwin->flags.fullscreen);
1283
1284 if (init) {
1285 wwin->flags.fullscreen = set;
1286 } else {
1287 if (set)
1288 wFullscreenWindow(wwin);
1289 else {
1290 wUnfullscreenWindow(wwin);
1291 wwin->flags.fullscreen_monitors[0] = -1;
1292 }
1293 }
1294 } else if (state == net_wm_state_above) {
1295 if (set == _NET_WM_STATE_TOGGLE)
1296 set = !(wwin->client_flags.floating);
1297
1298 if (init) {
1299 wwin->client_flags.floating = set;
1300 } else {
1301 wwin->client_flags.floating = set;
1302 ChangeStackingLevel(wwin->frame->core, getWindowLayer(wwin));
1303 }
1304
1305 } else if (state == net_wm_state_below) {
1306 if (set == _NET_WM_STATE_TOGGLE)
1307 set = !(wwin->client_flags.sunken);
1308
1309 if (init) {
1310 wwin->client_flags.sunken = set;
1311 } else {
1312 wwin->client_flags.sunken = set;
1313 ChangeStackingLevel(wwin->frame->core, getWindowLayer(wwin));
1314 }
1315
1316 } else {
1317 #ifdef DEBUG_WMSPEC
1318 wmessage("doStateAtom unknown atom %s set %d", XGetAtomName(dpy, state), set);
1319 #endif
1320 }
1321 }
1322
1323 static void removeIcon(WWindow *wwin)
1324 {
1325 if (wwin->icon == NULL)
1326 return;
1327 if (wwin->flags.miniaturized && wwin->icon->mapped) {
1328 XUnmapWindow(dpy, wwin->icon->core->window);
1329 RemoveFromStackList(wwin->icon->core);
1330 wIconDestroy(wwin->icon);
1331 wwin->icon = NULL;
1332 }
1333 }
1334
1335 static Bool handleWindowType(WWindow *wwin, Atom type, int *layer)
1336 {
1337 Bool ret = True;
1338
1339 if (type == net_wm_window_type_desktop) {
1340 wwin->client_flags.no_titlebar = 1;
1341 wwin->client_flags.no_resizable = 1;
1342 wwin->client_flags.no_miniaturizable = 1;
1343 wwin->client_flags.no_border = 1;
1344 wwin->client_flags.no_resizebar = 1;
1345 wwin->client_flags.no_shadeable = 1;
1346 wwin->client_flags.no_movable = 1;
1347 wwin->client_flags.omnipresent = 1;
1348 wwin->client_flags.skip_window_list = 1;
1349 wwin->client_flags.skip_switchpanel = 1;
1350 wwin->client_flags.dont_move_off = 1;
1351 wwin->client_flags.no_appicon = 1;
1352 wwin->flags.net_skip_pager = 1;
1353 wwin->frame_x = 0;
1354 wwin->frame_y = 0;
1355 } else if (type == net_wm_window_type_dock) {
1356 wwin->client_flags.no_titlebar = 1;
1357 wwin->client_flags.no_resizable = 1;
1358 wwin->client_flags.no_miniaturizable = 1;
1359 wwin->client_flags.no_border = 1; /* XXX: really not a single decoration. */
1360 wwin->client_flags.no_resizebar = 1;
1361 wwin->client_flags.no_shadeable = 1;
1362 wwin->client_flags.no_movable = 1;
1363 wwin->client_flags.omnipresent = 1;
1364 wwin->client_flags.skip_window_list = 1;
1365 wwin->client_flags.skip_switchpanel = 1;
1366 wwin->client_flags.dont_move_off = 1;
1367 wwin->flags.net_skip_pager = 1;
1368 } else if (type == net_wm_window_type_toolbar ||
1369 type == net_wm_window_type_menu) {
1370 wwin->client_flags.no_resizable = 1;
1371 wwin->client_flags.no_miniaturizable = 1;
1372 wwin->client_flags.no_resizebar = 1;
1373 wwin->client_flags.no_shadeable = 1;
1374 wwin->client_flags.skip_window_list = 1;
1375 wwin->client_flags.skip_switchpanel = 1;
1376 wwin->client_flags.dont_move_off = 1;
1377 wwin->client_flags.no_appicon = 1;
1378 } else if (type == net_wm_window_type_dropdown_menu ||
1379 type == net_wm_window_type_popup_menu ||
1380 type == net_wm_window_type_combo) {
1381 wwin->client_flags.no_titlebar = 1;
1382 wwin->client_flags.no_resizable = 1;
1383 wwin->client_flags.no_miniaturizable = 1;
1384 wwin->client_flags.no_resizebar = 1;
1385 wwin->client_flags.no_shadeable = 1;
1386 wwin->client_flags.skip_window_list = 1;
1387 wwin->client_flags.skip_switchpanel = 1;
1388 wwin->client_flags.dont_move_off = 1;
1389 wwin->client_flags.no_appicon = 1;
1390 } else if (type == net_wm_window_type_utility) {
1391 wwin->client_flags.no_appicon = 1;
1392 } else if (type == net_wm_window_type_splash) {
1393 wwin->client_flags.no_titlebar = 1;
1394 wwin->client_flags.no_resizable = 1;
1395 wwin->client_flags.no_miniaturizable = 1;
1396 wwin->client_flags.no_resizebar = 1;
1397 wwin->client_flags.no_shadeable = 1;
1398 wwin->client_flags.no_movable = 1;
1399 wwin->client_flags.skip_window_list = 1;
1400 wwin->client_flags.skip_switchpanel = 1;
1401 wwin->client_flags.dont_move_off = 1;
1402 wwin->client_flags.no_appicon = 1;
1403 wwin->flags.net_skip_pager = 1;
1404 } else if (type == net_wm_window_type_dialog) {
1405 /* These also seem a bad idea in our context -Dan
1406 // wwin->client_flags.skip_window_list = 1;
1407 // wwin->client_flags.no_appicon = 1;
1408 */
1409 } else if (wwin->type == net_wm_window_type_tooltip) {
1410 wwin->client_flags.no_titlebar = 1;
1411 wwin->client_flags.no_resizable = 1;
1412 wwin->client_flags.no_miniaturizable = 1;
1413 wwin->client_flags.no_resizebar = 1;
1414 wwin->client_flags.no_shadeable = 1;
1415 wwin->client_flags.no_movable = 1;
1416 wwin->client_flags.skip_window_list = 1;
1417 wwin->client_flags.skip_switchpanel = 1;
1418 wwin->client_flags.dont_move_off = 1;
1419 wwin->client_flags.no_appicon = 1;
1420 wwin->client_flags.no_focusable = 1;
1421 wwin->flags.net_skip_pager = 1;
1422 } else if (wwin->type == net_wm_window_type_notification) {
1423 wwin->client_flags.no_titlebar = 1;
1424 wwin->client_flags.no_resizable = 1;
1425 wwin->client_flags.no_miniaturizable = 1;
1426 wwin->client_flags.no_border = 1;
1427 wwin->client_flags.no_resizebar = 1;
1428 wwin->client_flags.no_shadeable = 1;
1429 wwin->client_flags.no_movable = 1;
1430 wwin->client_flags.omnipresent = 1;
1431 wwin->client_flags.skip_window_list = 1;
1432 wwin->client_flags.skip_switchpanel = 1;
1433 wwin->client_flags.dont_move_off = 1;
1434 wwin->client_flags.no_hide_others= 1;
1435 wwin->client_flags.no_appicon = 1;
1436 wwin->client_flags.no_focusable = 1;
1437 wwin->flags.net_skip_pager = 1;
1438 } else if (wwin->type == net_wm_window_type_dnd) {
1439 wwin->client_flags.no_titlebar = 1;
1440 wwin->client_flags.no_resizable = 1;
1441 wwin->client_flags.no_miniaturizable = 1;
1442 wwin->client_flags.no_border = 1;
1443 wwin->client_flags.no_resizebar = 1;
1444 wwin->client_flags.no_shadeable = 1;
1445 wwin->client_flags.no_movable = 1;
1446 wwin->client_flags.skip_window_list = 1;
1447 wwin->client_flags.skip_switchpanel = 1;
1448 wwin->client_flags.dont_move_off = 1;
1449 wwin->client_flags.no_appicon = 1;
1450 wwin->flags.net_skip_pager = 1;
1451 } else if (type == net_wm_window_type_normal) {
1452 } else {
1453 ret = False;
1454 }
1455
1456 /* Restore decoration if the user has enabled the
1457 * IgnoreDecorationChanges option */
1458 if (WFLAGP(wwin, ignore_decoration_changes)) {
1459 wwin->client_flags.no_titlebar = 0;
1460 wwin->client_flags.no_resizable = 0;
1461 wwin->client_flags.no_miniaturizable = 0;
1462 wwin->client_flags.no_resizebar = 0;
1463 wwin->client_flags.no_border = 0;
1464 wwin->client_flags.no_movable = 0;
1465 }
1466
1467 wwin->type = type;
1468 *layer = getWindowLayer(wwin);
1469
1470 return ret;
1471 }
1472
1473 void wNETWMPositionSplash(WWindow *wwin, int *x, int *y, int width, int height)
1474 {
1475 if (wwin->type == net_wm_window_type_splash) {
1476 WScreen *scr = wwin->screen_ptr;
1477 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1478 *x = rect.pos.x + (rect.size.width - width) / 2;
1479 *y = rect.pos.y + (rect.size.height - height) / 2;
1480 }
1481 }
1482
1483 static void updateWindowType(WWindow *wwin)
1484 {
1485 Atom type_ret;
1486 int fmt_ret;
1487 int layer = INT_MIN; //illegal level
1488 unsigned long nitems_ret, bytes_after_ret;
1489 long *data = NULL;
1490
1491 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_type, 0, 1,
1492 False, XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1493 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1494
1495 int i;
1496 Atom *type = (Atom *) data;
1497 for (i = 0; i < nitems_ret; ++i) {
1498 if (handleWindowType(wwin, type[i], &layer))
1499 break;
1500 }
1501 XFree(data);
1502 }
1503
1504 if (wwin->frame != NULL) {
1505 if (layer != INT_MIN)
1506 ChangeStackingLevel(wwin->frame->core, layer);
1507 wwin->frame->flags.need_texture_change = 1;
1508 wWindowConfigureBorders(wwin);
1509 wFrameWindowPaint(wwin->frame);
1510 wNETWMUpdateActions(wwin, False);
1511 }
1512 }
1513
1514 void wNETWMCheckClientHints(WWindow *wwin, int *layer, int *workspace)
1515 {
1516 Atom type_ret;
1517 int fmt_ret, i;
1518 unsigned long nitems_ret, bytes_after_ret;
1519 long *data = NULL;
1520
1521 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_desktop, 0, 1, False,
1522 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1523 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1524
1525 long desktop = *data;
1526 XFree(data);
1527
1528 if (desktop == -1)
1529 wwin->client_flags.omnipresent = 1;
1530 else
1531 *workspace = desktop;
1532 }
1533
1534 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_state, 0, 1, False,
1535 XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1536 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1537
1538 Atom *state = (Atom *) data;
1539 for (i = 0; i < nitems_ret; ++i)
1540 doStateAtom(wwin, state[i], _NET_WM_STATE_ADD, True);
1541
1542 XFree(data);
1543 }
1544
1545 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_type, 0, 1, False,
1546 XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1547 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1548
1549 Atom *type = (Atom *) data;
1550 for (i = 0; i < nitems_ret; ++i) {
1551 if (handleWindowType(wwin, type[i], layer))
1552 break;
1553 }
1554 XFree(data);
1555 }
1556
1557 wNETWMUpdateActions(wwin, False);
1558 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1559 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1560
1561 wScreenUpdateUsableArea(wwin->screen_ptr);
1562 }
1563
1564 static Bool updateNetIconInfo(WWindow *wwin)
1565 {
1566 Atom type_ret;
1567 int fmt_ret;
1568 unsigned long nitems_ret, bytes_after_ret;
1569 long *data = NULL;
1570 Bool hasState = False;
1571 Bool old_state = wwin->flags.net_handle_icon;
1572
1573 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_handled_icons, 0, 1, False,
1574 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1575 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1576 long handled = *data;
1577 wwin->flags.net_handle_icon = (handled != 0);
1578 XFree(data);
1579 hasState = True;
1580
1581 } else {
1582 wwin->flags.net_handle_icon = False;
1583 }
1584
1585 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_icon_geometry, 0, 4, False,
1586 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1587 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1588
1589 #ifdef NETWM_PROPER
1590 if (wwin->flags.net_handle_icon)
1591 #else
1592 wwin->flags.net_handle_icon = True;
1593 #endif
1594 {
1595 wwin->icon_x = data[0];
1596 wwin->icon_y = data[1];
1597 wwin->icon_w = data[2];
1598 wwin->icon_h = data[3];
1599 }
1600
1601 XFree(data);
1602 hasState = True;
1603
1604 } else {
1605 wwin->flags.net_handle_icon = False;
1606 }
1607
1608 if (wwin->flags.miniaturized && old_state != wwin->flags.net_handle_icon) {
1609 if (wwin->flags.net_handle_icon) {
1610 removeIcon(wwin);
1611 } else {
1612 wwin->flags.miniaturized = False;
1613 wwin->flags.skip_next_animation = True;
1614 wIconifyWindow(wwin);
1615 }
1616 }
1617
1618 return hasState;
1619 }
1620
1621 void wNETWMCheckInitialClientState(WWindow *wwin)
1622 {
1623 #ifdef DEBUG_WMSPEC
1624 wmessage("wNETWMCheckInitialClientState");
1625 #endif
1626
1627 wNETWMShowingDesktop(wwin->screen_ptr, False);
1628
1629 updateWindowType(wwin);
1630 updateNetIconInfo(wwin);
1631 updateIconImage(wwin);
1632 }
1633
1634 void wNETWMCheckInitialFrameState(WWindow *wwin)
1635 {
1636 #ifdef DEBUG_WMSPEC
1637 wmessage("wNETWMCheckInitialFrameState");
1638 #endif
1639
1640 updateWindowOpacity(wwin);
1641 }
1642
1643 static void handleDesktopNames(WScreen *scr)
1644 {
1645 unsigned long nitems_ret, bytes_after_ret;
1646 char *data, *names[32];
1647 int fmt_ret, i, n;
1648 Atom type_ret;
1649
1650 if (XGetWindowProperty(dpy, scr->root_win, net_desktop_names, 0, 1, False,
1651 utf8_string, &type_ret, &fmt_ret, &nitems_ret,
1652 &bytes_after_ret, (unsigned char **)&data) != Success)
1653 return;
1654
1655 if (data == NULL)
1656 return;
1657
1658 if (type_ret != utf8_string || fmt_ret != 8)
1659 return;
1660
1661 n = 0;
1662 names[n] = data;
1663 for (i = 0; i < nitems_ret; i++) {
1664 if (data[i] == 0) {
1665 n++;
1666 names[n] = &data[i];
1667 } else if (*names[n] == 0) {
1668 names[n] = &data[i];
1669 wWorkspaceRename(scr, n, names[n]);
1670 }
1671 }
1672 }
1673
1674 Bool wNETWMProcessClientMessage(XClientMessageEvent *event)
1675 {
1676 WScreen *scr;
1677 WWindow *wwin;
1678
1679 #ifdef DEBUG_WMSPEC
1680 wmessage("processClientMessage type %s", XGetAtomName(dpy, event->message_type));
1681 #endif
1682
1683 scr = wScreenForWindow(event->window);
1684 if (scr) {
1685 /* generic client messages */
1686 if (event->message_type == net_current_desktop) {
1687 wWorkspaceChange(scr, event->data.l[0]);
1688 return True;
1689
1690 } else if (event->message_type == net_number_of_desktops) {
1691 long value;
1692
1693 value = event->data.l[0];
1694 if (value > scr->workspace_count) {
1695 wWorkspaceMake(scr, value - scr->workspace_count);
1696 } else if (value < scr->workspace_count) {
1697 int i;
1698 Bool rebuild = False;
1699
1700 for (i = scr->workspace_count - 1; i >= value; i--) {
1701 if (!wWorkspaceDelete(scr, i)) {
1702 rebuild = True;
1703 break;
1704 }
1705 }
1706
1707 if (rebuild)
1708 updateWorkspaceCount(scr);
1709 }
1710 return True;
1711
1712 } else if (event->message_type == net_showing_desktop) {
1713 wNETWMShowingDesktop(scr, event->data.l[0]);
1714 return True;
1715
1716 } else if (event->message_type == net_desktop_names) {
1717 handleDesktopNames(scr);
1718 return True;
1719 }
1720 }
1721
1722 /* window specific client messages */
1723
1724 wwin = wWindowFor(event->window);
1725 if (!wwin)
1726 return False;
1727
1728 if (event->message_type == net_active_window) {
1729 /*
1730 * Satisfy a client's focus request only if
1731 * - request comes from a pager, or
1732 * - it's explicitly allowed in Advanced Options, or
1733 * - giving the client the focus does not cause a change in
1734 * the active workspace (XXX: or the active head if Xinerama)
1735 */
1736 if (wwin->frame->workspace == wwin->screen_ptr->current_workspace /* No workspace change */
1737 || event->data.l[0] == 2 /* Requested by pager */
1738 || WFLAGP(wwin, focus_across_wksp) /* Explicitly allowed */) {
1739 wNETWMShowingDesktop(wwin->screen_ptr, False);
1740 wMakeWindowVisible(wwin);
1741 }
1742 return True;
1743
1744 } else if (event->message_type == net_close_window) {
1745 if (!WFLAGP(wwin, no_closable)) {
1746 if (wwin->protocols.DELETE_WINDOW)
1747 wClientSendProtocol(wwin, w_global.atom.wm.delete_window,
1748 w_global.timestamp.last_event);
1749 }
1750 return True;
1751
1752 } else if (event->message_type == net_wm_state) {
1753 int maximized = wwin->flags.maximized;
1754 long set = event->data.l[0];
1755
1756 #ifdef DEBUG_WMSPEC
1757 wmessage("net_wm_state set %ld a1 %s a2 %s", set,
1758 XGetAtomName(dpy, event->data.l[1]), XGetAtomName(dpy, event->data.l[2]));
1759 #endif
1760
1761 doStateAtom(wwin, (Atom) event->data.l[1], set, False);
1762 if (event->data.l[2])
1763 doStateAtom(wwin, (Atom) event->data.l[2], set, False);
1764
1765 if (wwin->flags.maximized != maximized) {
1766 if (!wwin->flags.maximized) {
1767 wwin->flags.maximized = maximized;
1768 wUnmaximizeWindow(wwin);
1769 } else {
1770 wMaximizeWindow(wwin, wwin->flags.maximized,
1771 wGetHeadForWindow(wwin));
1772 }
1773 }
1774 updateStateHint(wwin, False, False);
1775 return True;
1776
1777 } else if (event->message_type == net_wm_handled_icons || event->message_type == net_wm_icon_geometry) {
1778 updateNetIconInfo(wwin);
1779 return True;
1780
1781 } else if (event->message_type == net_wm_desktop) {
1782 long desktop = event->data.l[0];
1783
1784 if (desktop == -1) {
1785 wWindowSetOmnipresent(wwin, True);
1786 } else {
1787 if (IS_OMNIPRESENT(wwin))
1788 wWindowSetOmnipresent(wwin, False);
1789 wWindowChangeWorkspace(wwin, desktop);
1790 }
1791 return True;
1792
1793 #ifdef USE_XINERAMA
1794 } else if (event->message_type == net_wm_fullscreen_monitors) {
1795 unsigned long top, bottom, left, right, src_indication;
1796
1797 top = event->data.l[0];
1798 bottom = event->data.l[1];
1799 left = event->data.l[2];
1800 right = event->data.l[3];
1801 src_indication = event->data.l[4];
1802
1803 if (src_indication > 1)
1804 wwarning("_NET_WM_FULLSCREEN_MONITORS source indication %ld not supported", src_indication);
1805
1806 wFullscreenMonitorsWindow(wwin, top, bottom, left, right);
1807 return True;
1808 }
1809 #else
1810 }
1811 #endif
1812
1813 #ifdef DEBUG_WMSPEC
1814 wmessage("processClientMessage unsupported type %s", XGetAtomName(dpy, event->message_type));
1815 #endif
1816 return False;
1817 }
1818
1819 void wNETWMCheckClientHintChange(WWindow *wwin, XPropertyEvent *event)
1820 {
1821 #ifdef DEBUG_WMSPEC
1822 wmessage("clientHintChange type %s", XGetAtomName(dpy, event->atom));
1823 #endif
1824
1825 if (event->atom == net_wm_strut || event->atom == net_wm_strut_partial) {
1826 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1827 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1828 wScreenUpdateUsableArea(wwin->screen_ptr);
1829 } else if (event->atom == net_wm_handled_icons || event->atom == net_wm_icon_geometry) {
1830 updateNetIconInfo(wwin);
1831 } else if (event->atom == net_wm_window_type) {
1832 updateWindowType(wwin);
1833 } else if (event->atom == net_wm_name) {
1834 char *name = wNETWMGetWindowName(wwin->client_win);
1835 wWindowUpdateName(wwin, name);
1836 if (name)
1837 wfree(name);
1838 } else if (event->atom == net_wm_icon_name) {
1839 if (wwin->icon) {
1840 wIconChangeTitle(wwin->icon, wwin);
1841 wIconPaint(wwin->icon);
1842 }
1843 } else if (event->atom == net_wm_icon) {
1844 updateIconImage(wwin);
1845 } else if (event->atom == net_wm_window_opacity) {
1846 updateWindowOpacity(wwin);
1847 }
1848 }
1849
1850 int wNETWMGetPidForWindow(Window window)
1851 {
1852 Atom type_ret;
1853 int fmt_ret;
1854 unsigned long nitems_ret, bytes_after_ret;
1855 long *data = NULL;
1856 int pid;
1857
1858 if (XGetWindowProperty(dpy, window, net_wm_pid, 0, 1, False,
1859 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1860 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1861 pid = *data;
1862 XFree(data);
1863 } else {
1864 pid = 0;
1865 }
1866
1867 return pid;
1868 }
1869
1870 char *wNETWMGetWindowName(Window window)
1871 {
1872 char *name;
1873 char *ret;
1874 int size;
1875
1876 name = (char *)PropGetCheckProperty(window, net_wm_name, utf8_string, 0, 0, &size);
1877 if (name) {
1878 ret = wstrndup(name, size);
1879 XFree(name);
1880 } else {
1881 ret = NULL;
1882 }
1883
1884 return ret;
1885 }
1886
1887 char *wNETWMGetIconName(Window window)
1888 {
1889 char *name;
1890 char *ret;
1891 int size;
1892
1893 name = (char *)PropGetCheckProperty(window, net_wm_icon_name, utf8_string, 0, 0, &size);
1894 if (name) {
1895 ret = wstrndup(name, size);
1896 XFree(name);
1897 } else {
1898 ret = NULL;
1899 }
1900
1901 return ret;
1902 }
1903
1904 static void observer(void *self, WMNotification *notif)
1905 {
1906 WWindow *wwin = (WWindow *) WMGetNotificationObject(notif);
1907 const char *name = WMGetNotificationName(notif);
1908 void *data = WMGetNotificationClientData(notif);
1909 NetData *ndata = (NetData *) self;
1910
1911 if (strcmp(name, WMNManaged) == 0 && wwin) {
1912 updateClientList(wwin->screen_ptr);
1913 updateClientListStacking(wwin->screen_ptr, NULL);
1914 updateStateHint(wwin, True, False);
1915
1916 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1917 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1918 wScreenUpdateUsableArea(wwin->screen_ptr);
1919 } else if (strcmp(name, WMNUnmanaged) == 0 && wwin) {
1920 updateClientList(wwin->screen_ptr);
1921 updateClientListStacking(wwin->screen_ptr, wwin);
1922 updateWorkspaceHint(wwin, False, True);
1923 updateStateHint(wwin, False, True);
1924 wNETWMUpdateActions(wwin, True);
1925
1926 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1927 wScreenUpdateUsableArea(wwin->screen_ptr);
1928 } else if (strcmp(name, WMNResetStacking) == 0 && wwin) {
1929 updateClientListStacking(wwin->screen_ptr, NULL);
1930 updateStateHint(wwin, False, False);
1931 } else if (strcmp(name, WMNChangedStacking) == 0 && wwin) {
1932 updateClientListStacking(wwin->screen_ptr, NULL);
1933 updateStateHint(wwin, False, False);
1934 } else if (strcmp(name, WMNChangedFocus) == 0 && wwin) {
1935 updateFocusHint(ndata->scr);
1936 updateStateHint(wwin, False, False);
1937 } else if (strcmp(name, WMNChangedWorkspace) == 0 && wwin) {
1938 updateWorkspaceHint(wwin, False, False);
1939 updateStateHint(wwin, True, False);
1940 } else if (strcmp(name, WMNChangedState) == 0 && wwin) {
1941 updateStateHint(wwin, !strcmp(data, "omnipresent"), False);
1942 }
1943 }
1944
1945 static void wsobserver(void *self, WMNotification *notif)
1946 {
1947 WScreen *scr = (WScreen *) WMGetNotificationObject(notif);
1948 const char *name = WMGetNotificationName(notif);
1949
1950 /* Parameter not used, but tell the compiler that it is ok */
1951 (void) self;
1952
1953 if (strcmp(name, WMNWorkspaceCreated) == 0) {
1954 updateWorkspaceCount(scr);
1955 updateWorkspaceNames(scr);
1956 wNETWMUpdateWorkarea(scr);
1957 } else if (strcmp(name, WMNWorkspaceDestroyed) == 0) {
1958 updateWorkspaceCount(scr);
1959 updateWorkspaceNames(scr);
1960 wNETWMUpdateWorkarea(scr);
1961 } else if (strcmp(name, WMNWorkspaceChanged) == 0) {
1962 updateCurrentWorkspace(scr);
1963 } else if (strcmp(name, WMNWorkspaceNameChanged) == 0) {
1964 updateWorkspaceNames(scr);
1965 }
1966 }
1967
1968 void wNETFrameExtents(WWindow *wwin)
1969 {
1970 long extents[4] = { 0, 0, 0, 0 };
1971
1972 /* The extents array describes dimensions which are not
1973 * part of the client window. In our case that means
1974 * widths of the border and heights of the titlebar and resizebar.
1975 *
1976 * Index 0 = left
1977 * 1 = right
1978 * 2 = top
1979 * 3 = bottom
1980 */
1981 if (wwin->frame->titlebar)
1982 extents[2] = wwin->frame->titlebar->height;
1983 if (wwin->frame->resizebar)
1984 extents[3] = wwin->frame->resizebar->height;
1985 if (HAS_BORDER(wwin)) {
1986 extents[0] += wwin->screen_ptr->frame_border_width;
1987 extents[1] += wwin->screen_ptr->frame_border_width;
1988 extents[2] += wwin->screen_ptr->frame_border_width;
1989 extents[3] += wwin->screen_ptr->frame_border_width;
1990 }
1991
1992 XChangeProperty(dpy, wwin->client_win, net_frame_extents, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) extents, 4);
1993 }
1994
1995 void wNETCleanupFrameExtents(WWindow *wwin)
1996 {
1997 XDeleteProperty(dpy, wwin->client_win, net_frame_extents);
1998 }
The Window Maker window manager