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Update ChangeLog, from version 0.92.0+ to most recent commit.
[wmaker-crm.git] / src / wmspec.c
blob9a7b6de47509a931f68b6b0eac3d163ef29bdb05
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 <X11/Xarch.h>
36 #include <string.h>
37
38 #include <WINGs/WUtil.h>
39 #include "WindowMaker.h"
40 #include "window.h"
41 #include "screen.h"
42 #include "workspace.h"
43 #include "framewin.h"
44 #include "actions.h"
45 #include "client.h"
46 #include "appicon.h"
47 #include "wmspec.h"
48 #include "icon.h"
49 #include "stacking.h"
50 #include "xinerama.h"
51 #include "properties.h"
52
53
54 /* Root Window Properties */
55 static Atom net_supported;
56 static Atom net_client_list;
57 static Atom net_client_list_stacking;
58 static Atom net_number_of_desktops;
59 static Atom net_desktop_geometry;
60 static Atom net_desktop_viewport;
61 static Atom net_current_desktop;
62 static Atom net_desktop_names;
63 static Atom net_active_window;
64 static Atom net_workarea;
65 static Atom net_supporting_wm_check;
66 static Atom net_virtual_roots; /* N/A */
67 static Atom net_desktop_layout; /* XXX */
68 static Atom net_showing_desktop;
69
70 /* Other Root Window Messages */
71 static Atom net_close_window;
72 static Atom net_moveresize_window; /* TODO */
73 static Atom net_wm_moveresize; /* TODO */
74
75 /* Application Window Properties */
76 static Atom net_wm_name;
77 static Atom net_wm_visible_name; /* TODO (unnecessary?) */
78 static Atom net_wm_icon_name;
79 static Atom net_wm_visible_icon_name; /* TODO (unnecessary?) */
80 static Atom net_wm_desktop;
81 static Atom net_wm_window_type;
82 static Atom net_wm_window_type_desktop;
83 static Atom net_wm_window_type_dock;
84 static Atom net_wm_window_type_toolbar;
85 static Atom net_wm_window_type_menu;
86 static Atom net_wm_window_type_utility;
87 static Atom net_wm_window_type_splash;
88 static Atom net_wm_window_type_dialog;
89 static Atom net_wm_window_type_dropdown_menu;
90 static Atom net_wm_window_type_popup_menu;
91 static Atom net_wm_window_type_tooltip;
92 static Atom net_wm_window_type_notification;
93 static Atom net_wm_window_type_combo;
94 static Atom net_wm_window_type_dnd;
95 static Atom net_wm_window_type_normal;
96 static Atom net_wm_state;
97 static Atom net_wm_state_modal; /* XXX: what is this?!? */
98 static Atom net_wm_state_sticky;
99 static Atom net_wm_state_maximized_vert;
100 static Atom net_wm_state_maximized_horz;
101 static Atom net_wm_state_shaded;
102 static Atom net_wm_state_skip_taskbar;
103 static Atom net_wm_state_skip_pager;
104 static Atom net_wm_state_hidden;
105 static Atom net_wm_state_fullscreen;
106 static Atom net_wm_state_above;
107 static Atom net_wm_state_below;
108 static Atom net_wm_allowed_actions;
109 static Atom net_wm_action_move;
110 static Atom net_wm_action_resize;
111 static Atom net_wm_action_minimize;
112 static Atom net_wm_action_shade;
113 static Atom net_wm_action_stick;
114 static Atom net_wm_action_maximize_horz;
115 static Atom net_wm_action_maximize_vert;
116 static Atom net_wm_action_fullscreen;
117 static Atom net_wm_action_change_desktop;
118 static Atom net_wm_action_close;
119 static Atom net_wm_strut;
120 static Atom net_wm_strut_partial; /* TODO: doesn't really fit into the current strut scheme */
121 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. */
122 static Atom net_wm_icon;
123 static Atom net_wm_pid; /* TODO */
124 static Atom net_wm_handled_icons; /* FIXME: see net_wm_icon_geometry */
125 static Atom net_wm_window_opacity;
126
127 static Atom net_frame_extents;
128
129 /* Window Manager Protocols */
130 static Atom net_wm_ping; /* TODO */
131
132 static Atom utf8_string;
133
134 typedef struct {
135 char *name;
136 Atom *atom;
137 } atomitem_t;
138
139 static atomitem_t atomNames[] = {
140 {"_NET_SUPPORTED", &net_supported},
141 {"_NET_CLIENT_LIST", &net_client_list},
142 {"_NET_CLIENT_LIST_STACKING", &net_client_list_stacking},
143 {"_NET_NUMBER_OF_DESKTOPS", &net_number_of_desktops},
144 {"_NET_DESKTOP_GEOMETRY", &net_desktop_geometry},
145 {"_NET_DESKTOP_VIEWPORT", &net_desktop_viewport},
146 {"_NET_CURRENT_DESKTOP", &net_current_desktop},
147 {"_NET_DESKTOP_NAMES", &net_desktop_names},
148 {"_NET_ACTIVE_WINDOW", &net_active_window},
149 {"_NET_WORKAREA", &net_workarea},
150 {"_NET_SUPPORTING_WM_CHECK", &net_supporting_wm_check},
151 {"_NET_VIRTUAL_ROOTS", &net_virtual_roots},
152 {"_NET_DESKTOP_LAYOUT", &net_desktop_layout},
153 {"_NET_SHOWING_DESKTOP", &net_showing_desktop},
154
155 {"_NET_CLOSE_WINDOW", &net_close_window},
156 {"_NET_MOVERESIZE_WINDOW", &net_moveresize_window},
157 {"_NET_WM_MOVERESIZE", &net_wm_moveresize},
158
159 {"_NET_WM_NAME", &net_wm_name},
160 {"_NET_WM_VISIBLE_NAME", &net_wm_visible_name},
161 {"_NET_WM_ICON_NAME", &net_wm_icon_name},
162 {"_NET_WM_VISIBLE_ICON_NAME", &net_wm_visible_icon_name},
163 {"_NET_WM_DESKTOP", &net_wm_desktop},
164 {"_NET_WM_WINDOW_TYPE", &net_wm_window_type},
165 {"_NET_WM_WINDOW_TYPE_DESKTOP", &net_wm_window_type_desktop},
166 {"_NET_WM_WINDOW_TYPE_DOCK", &net_wm_window_type_dock},
167 {"_NET_WM_WINDOW_TYPE_TOOLBAR", &net_wm_window_type_toolbar},
168 {"_NET_WM_WINDOW_TYPE_MENU", &net_wm_window_type_menu},
169 {"_NET_WM_WINDOW_TYPE_UTILITY", &net_wm_window_type_utility},
170 {"_NET_WM_WINDOW_TYPE_SPLASH", &net_wm_window_type_splash},
171 {"_NET_WM_WINDOW_TYPE_DIALOG", &net_wm_window_type_dialog},
172 {"_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", &net_wm_window_type_dropdown_menu},
173 {"_NET_WM_WINDOW_TYPE_POPUP_MENU", &net_wm_window_type_popup_menu},
174 {"_NET_WM_WINDOW_TYPE_TOOLTIP", &net_wm_window_type_tooltip},
175 {"_NET_WM_WINDOW_TYPE_NOTIFICATION", &net_wm_window_type_notification},
176 {"_NET_WM_WINDOW_TYPE_COMBO", &net_wm_window_type_combo},
177 {"_NET_WM_WINDOW_TYPE_DND", &net_wm_window_type_dnd},
178 {"_NET_WM_WINDOW_TYPE_NORMAL", &net_wm_window_type_normal},
179 {"_NET_WM_STATE", &net_wm_state},
180 {"_NET_WM_STATE_MODAL", &net_wm_state_modal},
181 {"_NET_WM_STATE_STICKY", &net_wm_state_sticky},
182 {"_NET_WM_STATE_MAXIMIZED_VERT", &net_wm_state_maximized_vert},
183 {"_NET_WM_STATE_MAXIMIZED_HORZ", &net_wm_state_maximized_horz},
184 {"_NET_WM_STATE_SHADED", &net_wm_state_shaded},
185 {"_NET_WM_STATE_SKIP_TASKBAR", &net_wm_state_skip_taskbar},
186 {"_NET_WM_STATE_SKIP_PAGER", &net_wm_state_skip_pager},
187 {"_NET_WM_STATE_HIDDEN", &net_wm_state_hidden},
188 {"_NET_WM_STATE_FULLSCREEN", &net_wm_state_fullscreen},
189 {"_NET_WM_STATE_ABOVE", &net_wm_state_above},
190 {"_NET_WM_STATE_BELOW", &net_wm_state_below},
191 {"_NET_WM_ALLOWED_ACTIONS", &net_wm_allowed_actions},
192 {"_NET_WM_ACTION_MOVE", &net_wm_action_move},
193 {"_NET_WM_ACTION_RESIZE", &net_wm_action_resize},
194 {"_NET_WM_ACTION_MINIMIZE", &net_wm_action_minimize},
195 {"_NET_WM_ACTION_SHADE", &net_wm_action_shade},
196 {"_NET_WM_ACTION_STICK", &net_wm_action_stick},
197 {"_NET_WM_ACTION_MAXIMIZE_HORZ", &net_wm_action_maximize_horz},
198 {"_NET_WM_ACTION_MAXIMIZE_VERT", &net_wm_action_maximize_vert},
199 {"_NET_WM_ACTION_FULLSCREEN", &net_wm_action_fullscreen},
200 {"_NET_WM_ACTION_CHANGE_DESKTOP", &net_wm_action_change_desktop},
201 {"_NET_WM_ACTION_CLOSE", &net_wm_action_close},
202 {"_NET_WM_STRUT", &net_wm_strut},
203 {"_NET_WM_STRUT_PARTIAL", &net_wm_strut_partial},
204 {"_NET_WM_ICON_GEOMETRY", &net_wm_icon_geometry},
205 {"_NET_WM_ICON", &net_wm_icon},
206 {"_NET_WM_PID", &net_wm_pid},
207 {"_NET_WM_HANDLED_ICONS", &net_wm_handled_icons},
208 {"_NET_WM_WINDOW_OPACITY", &net_wm_window_opacity},
209
210 {"_NET_FRAME_EXTENTS", &net_frame_extents},
211
212 {"_NET_WM_PING", &net_wm_ping},
213
214 {"UTF8_STRING", &utf8_string},
215 };
216
217 #define _NET_WM_STATE_REMOVE 0
218 #define _NET_WM_STATE_ADD 1
219 #define _NET_WM_STATE_TOGGLE 2
220
221 #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
222 #define _NET_WM_MOVERESIZE_SIZE_TOP 1
223 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
224 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
225 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
226 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
227 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
228 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7
229 #define _NET_WM_MOVERESIZE_MOVE 8 /* movement only */
230 #define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 /* size via keyboard */
231 #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */
232
233 static void observer(void *self, WMNotification *notif);
234 static void wsobserver(void *self, WMNotification *notif);
235
236 static void updateClientList(WScreen *scr);
237 static void updateClientListStacking(WScreen *scr, WWindow *);
238
239 static void updateWorkspaceNames(WScreen *scr);
240 static void updateCurrentWorkspace(WScreen *scr);
241 static void updateWorkspaceCount(WScreen *scr);
242 static void wNETWMShowingDesktop(WScreen *scr, Bool show);
243
244 typedef struct NetData {
245 WScreen *scr;
246 WReservedArea *strut;
247 WWindow **show_desktop;
248 } NetData;
249
250 static void setSupportedHints(WScreen *scr)
251 {
252 Atom atom[wlengthof(atomNames)];
253 int i = 0;
254
255 /* set supported hints list */
256 /* XXX: extend this !!! */
257
258 atom[i++] = net_client_list;
259 atom[i++] = net_client_list_stacking;
260 atom[i++] = net_number_of_desktops;
261 atom[i++] = net_desktop_geometry;
262 atom[i++] = net_desktop_viewport;
263 atom[i++] = net_current_desktop;
264 atom[i++] = net_desktop_names;
265 atom[i++] = net_active_window;
266 atom[i++] = net_workarea;
267 atom[i++] = net_supporting_wm_check;
268 atom[i++] = net_showing_desktop;
269 #if 0
270 atom[i++] = net_wm_moveresize;
271 #endif
272 atom[i++] = net_wm_desktop;
273 atom[i++] = net_wm_window_type;
274 atom[i++] = net_wm_window_type_desktop;
275 atom[i++] = net_wm_window_type_dock;
276 atom[i++] = net_wm_window_type_toolbar;
277 atom[i++] = net_wm_window_type_menu;
278 atom[i++] = net_wm_window_type_utility;
279 atom[i++] = net_wm_window_type_splash;
280 atom[i++] = net_wm_window_type_dialog;
281 atom[i++] = net_wm_window_type_dropdown_menu;
282 atom[i++] = net_wm_window_type_popup_menu;
283 atom[i++] = net_wm_window_type_tooltip;
284 atom[i++] = net_wm_window_type_notification;
285 atom[i++] = net_wm_window_type_combo;
286 atom[i++] = net_wm_window_type_dnd;
287 atom[i++] = net_wm_window_type_normal;
288
289 atom[i++] = net_wm_state;
290 /* atom[i++] = net_wm_state_modal; *//* XXX: not sure where/when to use it. */
291 atom[i++] = net_wm_state_sticky;
292 atom[i++] = net_wm_state_shaded;
293 atom[i++] = net_wm_state_maximized_horz;
294 atom[i++] = net_wm_state_maximized_vert;
295 atom[i++] = net_wm_state_skip_taskbar;
296 atom[i++] = net_wm_state_skip_pager;
297 atom[i++] = net_wm_state_hidden;
298 atom[i++] = net_wm_state_fullscreen;
299 atom[i++] = net_wm_state_above;
300 atom[i++] = net_wm_state_below;
301
302 atom[i++] = net_wm_allowed_actions;
303 atom[i++] = net_wm_action_move;
304 atom[i++] = net_wm_action_resize;
305 atom[i++] = net_wm_action_minimize;
306 atom[i++] = net_wm_action_shade;
307 atom[i++] = net_wm_action_stick;
308 atom[i++] = net_wm_action_maximize_horz;
309 atom[i++] = net_wm_action_maximize_vert;
310 atom[i++] = net_wm_action_fullscreen;
311 atom[i++] = net_wm_action_change_desktop;
312 atom[i++] = net_wm_action_close;
313
314 atom[i++] = net_wm_strut;
315 atom[i++] = net_wm_icon_geometry;
316 atom[i++] = net_wm_icon;
317 atom[i++] = net_wm_handled_icons;
318 atom[i++] = net_wm_window_opacity;
319
320 atom[i++] = net_frame_extents;
321
322 atom[i++] = net_wm_name;
323 atom[i++] = net_wm_icon_name;
324
325 XChangeProperty(dpy, scr->root_win, net_supported, XA_ATOM, 32, PropModeReplace, (unsigned char *)atom, i);
326
327 /* set supporting wm hint */
328 XChangeProperty(dpy, scr->root_win, net_supporting_wm_check, XA_WINDOW, 32,
329 PropModeReplace, (unsigned char *)&scr->info_window, 1);
330
331 XChangeProperty(dpy, scr->info_window, net_supporting_wm_check, XA_WINDOW,
332 32, PropModeReplace, (unsigned char *)&scr->info_window, 1);
333 }
334
335 void wNETWMUpdateDesktop(WScreen *scr)
336 {
337 long *views, sizes[2];
338 int count, i;
339
340 if (w_global.workspace.count == 0)
341 return;
342
343 count = w_global.workspace.count * 2;
344 views = wmalloc(sizeof(long) * count);
345 sizes[0] = scr->scr_width;
346 sizes[1] = scr->scr_height;
347
348 for (i = 0; i < w_global.workspace.count; i++) {
349 views[2 * i + 0] = 0;
350 views[2 * i + 1] = 0;
351 }
352
353 XChangeProperty(dpy, scr->root_win, net_desktop_geometry, XA_CARDINAL, 32,
354 PropModeReplace, (unsigned char *)sizes, 2);
355
356 XChangeProperty(dpy, scr->root_win, net_desktop_viewport, XA_CARDINAL, 32,
357 PropModeReplace, (unsigned char *)views, count);
358
359 wfree(views);
360 }
361
362 int wNETWMGetCurrentDesktopFromHint(WScreen *scr)
363 {
364 int count;
365 unsigned char *prop;
366
367 prop = PropGetCheckProperty(scr->root_win, net_current_desktop, XA_CARDINAL, 0, 1, &count);
368 if (prop) {
369 int desktop = *(long *)prop;
370 XFree(prop);
371 return desktop;
372 }
373 return -1;
374 }
375
376 /*
377 * Find the best icon to be used by Window Maker for appicon/miniwindows.
378 * Currently the algorithm is to take the image with the size closest
379 * to icon_size x icon_size, but never bigger than that.
380 *
381 * This algorithm is very poorly implemented and needs to be redone (it can
382 * easily select images with very large widths and very small heights over
383 * square images, if the area of the former is closer to the desired one).
384 *
385 * The logic can also be changed to accept bigger images and scale them down.
386 */
387 static unsigned long *findBestIcon(unsigned long *data, unsigned long items)
388 {
389 int size, wanted, d;
390 unsigned long i, distance;
391 unsigned long *icon;
392
393 /* better use only 75% of icon_size. For 64x64 this means 48x48
394 * This leaves room around the icon for the miniwindow title and
395 * results in better overall aesthetics -Dan */
396 wanted = wPreferences.icon_size * wPreferences.icon_size;
397
398 for (icon = NULL, distance = wanted, i = 0L; i < items - 1;) {
399 size = data[i] * data[i + 1];
400 if (size == 0)
401 break;
402 d = wanted - size;
403 if (d >= 0 && d <= distance && (i + size + 2) <= items) {
404 distance = d;
405 icon = &data[i];
406 }
407 i += size + 2;
408 }
409
410 return icon;
411 }
412
413 static RImage *makeRImageFromARGBData(unsigned long *data)
414 {
415 int size, width, height, i;
416 RImage *image;
417 unsigned char *imgdata;
418 unsigned long pixel;
419
420 width = data[0];
421 height = data[1];
422 size = width * height;
423
424 if (size == 0)
425 return NULL;
426
427 image = RCreateImage(width, height, True);
428
429 for (imgdata = image->data, i = 2; i < size + 2; i++, imgdata += 4) {
430 pixel = data[i];
431 imgdata[3] = (pixel >> 24) & 0xff; /* A */
432 imgdata[0] = (pixel >> 16) & 0xff; /* R */
433 imgdata[1] = (pixel >> 8) & 0xff; /* G */
434 imgdata[2] = (pixel >> 0) & 0xff; /* B */
435 }
436
437 return image;
438 }
439
440 RImage *get_window_image_from_x11(Window window)
441 {
442 RImage *image;
443 Atom type;
444 int format;
445 unsigned long items, rest;
446 unsigned long *property, *data;
447
448 /* Get the icon from X11 Window */
449 if (XGetWindowProperty(dpy, window, net_wm_icon, 0L, LONG_MAX,
450 False, XA_CARDINAL, &type, &format, &items, &rest,
451 (unsigned char **)&property) != Success || !property)
452 return NULL;
453
454 if (type != XA_CARDINAL || format != 32 || items < 2) {
455 XFree(property);
456 return NULL;
457 }
458
459 /* Find the best icon */
460 data = findBestIcon(property, items);
461 if (!data) {
462 XFree(property);
463 return NULL;
464 }
465
466 /* Save the best icon in the X11 icon */
467 image = makeRImageFromARGBData(data);
468
469 XFree(property);
470
471 /* Resize the image to the correct value */
472 image = wIconValidateIconSize(image, wPreferences.icon_size);
473
474 return image;
475 }
476
477 static void updateIconImage(WWindow *wwin)
478 {
479 /* Remove the icon image from X11 */
480 if (wwin->net_icon_image)
481 RReleaseImage(wwin->net_icon_image);
482
483 /* Save the icon in the X11 icon */
484 wwin->net_icon_image = get_window_image_from_x11(wwin->client_win);
485
486 /* Refresh the Window Icon */
487 if (wwin->icon)
488 wIconUpdate(wwin->icon);
489
490 /* Refresh the application icon */
491 WApplication *app = wApplicationOf(wwin->main_window);
492 if (app && app->app_icon) {
493 wIconUpdate(app->app_icon->icon);
494 wAppIconPaint(app->app_icon);
495 }
496 }
497
498 static void updateWindowOpacity(WWindow *wwin)
499 {
500 Atom type;
501 int format;
502 unsigned long items, rest;
503 unsigned long *property;
504
505 if (!wwin->frame)
506 return;
507
508 /* We don't care about this ourselves, but other programs need us to copy
509 * this to the frame window. */
510 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_opacity, 0L, 1L,
511 False, XA_CARDINAL, &type, &format, &items, &rest,
512 (unsigned char **)&property) != Success)
513 return;
514
515 if (type == None) {
516 XDeleteProperty(dpy, wwin->frame->core->window, net_wm_window_opacity);
517 } else if (type == XA_CARDINAL && format == 32 && items == 1 && property) {
518 XChangeProperty(dpy, wwin->frame->core->window, net_wm_window_opacity,
519 XA_CARDINAL, 32, PropModeReplace, (unsigned char *)property, 1L);
520 }
521
522 if (property)
523 XFree(property);
524 }
525
526 static void updateShowDesktop(WScreen *scr, Bool show)
527 {
528 long foo;
529
530 foo = (show == True);
531 XChangeProperty(dpy, scr->root_win, net_showing_desktop, XA_CARDINAL, 32,
532 PropModeReplace, (unsigned char *)&foo, 1);
533 }
534
535 static void wNETWMShowingDesktop(WScreen *scr, Bool show)
536 {
537 if (show && scr->netdata->show_desktop == NULL) {
538 WWindow *tmp, **wins;
539 int i = 0;
540
541 wins = (WWindow **) wmalloc(sizeof(WWindow *) * (scr->window_count + 1));
542
543 tmp = scr->focused_window;
544 while (tmp) {
545 if (!tmp->flags.hidden && !tmp->flags.miniaturized && !WFLAGP(tmp, skip_window_list)) {
546
547 wins[i++] = tmp;
548 tmp->flags.skip_next_animation = 1;
549 tmp->flags.net_show_desktop = 1;
550 wIconifyWindow(tmp);
551 }
552
553 tmp = tmp->prev;
554 }
555 wins[i++] = NULL;
556
557 scr->netdata->show_desktop = wins;
558 updateShowDesktop(scr, True);
559 } else if (scr->netdata->show_desktop != NULL) {
560 /* FIXME: get rid of workspace flashing ! */
561 int ws = w_global.workspace.current;
562 WWindow **tmp;
563 for (tmp = scr->netdata->show_desktop; *tmp; ++tmp) {
564 wDeiconifyWindow(*tmp);
565 (*tmp)->flags.net_show_desktop = 0;
566 }
567 if (ws != w_global.workspace.current)
568 wWorkspaceChange(scr, ws);
569 wfree(scr->netdata->show_desktop);
570 scr->netdata->show_desktop = NULL;
571 updateShowDesktop(scr, False);
572 }
573 }
574
575 void wNETWMInitStuff(WScreen *scr)
576 {
577 NetData *data;
578 int i;
579
580 #ifdef DEBUG_WMSPEC
581 wmessage("wNETWMInitStuff");
582 #endif
583
584 #ifdef HAVE_XINTERNATOMS
585 {
586 Atom atoms[wlengthof(atomNames)];
587 char *names[wlengthof(atomNames)];
588
589 for (i = 0; i < wlengthof(atomNames); ++i)
590 names[i] = atomNames[i].name;
591
592 XInternAtoms(dpy, &names[0], wlengthof(atomNames), False, atoms);
593 for (i = 0; i < wlengthof(atomNames); ++i)
594 *atomNames[i].atom = atoms[i];
595
596 }
597 #else
598 for (i = 0; i < wlengthof(atomNames); i++)
599 *atomNames[i].atom = XInternAtom(dpy, atomNames[i].name, False);
600 #endif
601
602 data = wmalloc(sizeof(NetData));
603 data->scr = scr;
604 data->strut = NULL;
605 data->show_desktop = NULL;
606
607 scr->netdata = data;
608
609 setSupportedHints(scr);
610
611 WMAddNotificationObserver(observer, data, WMNManaged, NULL);
612 WMAddNotificationObserver(observer, data, WMNUnmanaged, NULL);
613 WMAddNotificationObserver(observer, data, WMNChangedWorkspace, NULL);
614 WMAddNotificationObserver(observer, data, WMNChangedState, NULL);
615 WMAddNotificationObserver(observer, data, WMNChangedFocus, NULL);
616 WMAddNotificationObserver(observer, data, WMNChangedStacking, NULL);
617 WMAddNotificationObserver(observer, data, WMNChangedName, NULL);
618
619 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceCreated, NULL);
620 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceDestroyed, NULL);
621 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceChanged, NULL);
622 WMAddNotificationObserver(wsobserver, data, WMNWorkspaceNameChanged, NULL);
623
624 updateClientList(scr);
625 updateClientListStacking(scr, NULL);
626 updateWorkspaceCount(scr);
627 updateWorkspaceNames(scr);
628 updateShowDesktop(scr, False);
629
630 wScreenUpdateUsableArea(scr);
631 }
632
633 void wNETWMCleanup(WScreen *scr)
634 {
635 int i;
636
637 for (i = 0; i < wlengthof(atomNames); i++)
638 XDeleteProperty(dpy, scr->root_win, *atomNames[i].atom);
639 }
640
641 void wNETWMUpdateActions(WWindow *wwin, Bool del)
642 {
643 Atom action[10]; /* nr of actions atoms defined */
644 int i = 0;
645
646 if (del) {
647 XDeleteProperty(dpy, wwin->client_win, net_wm_allowed_actions);
648 return;
649 }
650
651 if (IS_MOVABLE(wwin))
652 action[i++] = net_wm_action_move;
653
654 if (IS_RESIZABLE(wwin))
655 action[i++] = net_wm_action_resize;
656
657 if (!WFLAGP(wwin, no_miniaturizable))
658 action[i++] = net_wm_action_minimize;
659
660 if (!WFLAGP(wwin, no_shadeable))
661 action[i++] = net_wm_action_shade;
662
663 /* if (!WFLAGP(wwin, no_stickable)) */
664 action[i++] = net_wm_action_stick;
665
666 /* if (!(WFLAGP(wwin, no_maximizeable) & MAX_HORIZONTAL)) */
667 if (IS_RESIZABLE(wwin))
668 action[i++] = net_wm_action_maximize_horz;
669
670 /* if (!(WFLAGP(wwin, no_maximizeable) & MAX_VERTICAL)) */
671 if (IS_RESIZABLE(wwin))
672 action[i++] = net_wm_action_maximize_vert;
673
674 /* if (!WFLAGP(wwin, no_fullscreen)) */
675 action[i++] = net_wm_action_fullscreen;
676
677 /* if (!WFLAGP(wwin, no_change_desktop)) */
678 action[i++] = net_wm_action_change_desktop;
679
680 if (!WFLAGP(wwin, no_closable))
681 action[i++] = net_wm_action_close;
682
683 XChangeProperty(dpy, wwin->client_win, net_wm_allowed_actions,
684 XA_ATOM, 32, PropModeReplace, (unsigned char *)action, i);
685 }
686
687 void wNETWMUpdateWorkarea(WScreen *scr)
688 {
689 long *area;
690 int count, i;
691
692 if (!scr->netdata || w_global.workspace.count == 0 || !scr->usableArea)
693 return;
694
695 count = w_global.workspace.count * 4;
696 area = wmalloc(sizeof(long) * count);
697
698 for (i = 0; i < w_global.workspace.count; i++) {
699 area[4 * i + 0] = scr->usableArea[0].x1;
700 area[4 * i + 1] = scr->usableArea[0].y1;
701 area[4 * i + 2] = scr->usableArea[0].x2 - scr->usableArea[0].x1;
702 area[4 * i + 3] = scr->usableArea[0].y2 - scr->usableArea[0].y1;
703 }
704
705 XChangeProperty(dpy, scr->root_win, net_workarea, XA_CARDINAL, 32,
706 PropModeReplace, (unsigned char *)area, count);
707 wfree(area);
708 }
709
710 Bool wNETWMGetUsableArea(WScreen *scr, int head, WArea *area)
711 {
712 WReservedArea *cur;
713 WMRect rect;
714
715 if (!scr->netdata || !scr->netdata->strut)
716 return False;
717
718 area->x1 = area->y1 = area->x2 = area->y2 = 0;
719
720 for (cur = scr->netdata->strut; cur; cur = cur->next) {
721 WWindow *wwin = wWindowFor(cur->window);
722 if (wWindowTouchesHead(wwin, head)) {
723 if (cur->area.x1 > area->x1)
724 area->x1 = cur->area.x1;
725 if (cur->area.y1 > area->y1)
726 area->y1 = cur->area.y1;
727 if (cur->area.x2 > area->x2)
728 area->x2 = cur->area.x2;
729 if (cur->area.y2 > area->y2)
730 area->y2 = cur->area.y2;
731 }
732 }
733
734 if (area->x1 == 0 && area->x2 == 0 && area->y1 == 0 && area->y2 == 0)
735 return False;
736
737 rect = wGetRectForHead(scr, head);
738
739 area->x1 = rect.pos.x + area->x1;
740 area->x2 = rect.pos.x + rect.size.width - area->x2;
741 area->y1 = rect.pos.y + area->y1;
742 area->y2 = rect.pos.y + rect.size.height - area->y2;
743
744 return True;
745 }
746
747 static void updateClientList(WScreen *scr)
748 {
749 WWindow *wwin;
750 Window *windows;
751 int count;
752
753 windows = (Window *) wmalloc(sizeof(Window) * (scr->window_count + 1));
754
755 count = 0;
756 wwin = scr->focused_window;
757 while (wwin) {
758 windows[count++] = wwin->client_win;
759 wwin = wwin->prev;
760 }
761 XChangeProperty(dpy, scr->root_win, net_client_list, XA_WINDOW, 32,
762 PropModeReplace, (unsigned char *)windows, count);
763
764 wfree(windows);
765 XFlush(dpy);
766 }
767
768 static void updateClientListStacking(WScreen *scr, WWindow *wwin_excl)
769 {
770 WWindow *wwin;
771 Window *client_list, *client_list_reverse;
772 int client_count, i;
773 WCoreWindow *tmp;
774 WMBagIterator iter;
775
776 /* update client list */
777 i = scr->window_count + 1;
778 client_list = (Window *) wmalloc(sizeof(Window) * i);
779 client_list_reverse = (Window *) wmalloc(sizeof(Window) * i);
780
781 client_count = 0;
782 WM_ETARETI_BAG(scr->stacking_list, tmp, iter) {
783 while (tmp) {
784 wwin = wWindowFor(tmp->window);
785 /* wwin_excl is a window to exclude from the list
786 (e.g. it's now unmanaged) */
787 if (wwin && (wwin != wwin_excl))
788 client_list[client_count++] = wwin->client_win;
789 tmp = tmp->stacking->under;
790 }
791 }
792
793 for (i = 0; i < client_count; i++) {
794 Window w = client_list[client_count - i - 1];
795 client_list_reverse[i] = w;
796 }
797
798 XChangeProperty(dpy, scr->root_win, net_client_list_stacking, XA_WINDOW, 32,
799 PropModeReplace, (unsigned char *)client_list_reverse, client_count);
800
801 wfree(client_list);
802 wfree(client_list_reverse);
803
804 XFlush(dpy);
805 }
806
807 static void updateWorkspaceCount(WScreen *scr)
808 { /* changeable */
809 long count;
810
811 count = w_global.workspace.count;
812
813 XChangeProperty(dpy, scr->root_win, net_number_of_desktops, XA_CARDINAL,
814 32, PropModeReplace, (unsigned char *)&count, 1);
815 }
816
817 static void updateCurrentWorkspace(WScreen *scr)
818 { /* changeable */
819 long count;
820
821 count = w_global.workspace.current;
822
823 XChangeProperty(dpy, scr->root_win, net_current_desktop, XA_CARDINAL, 32,
824 PropModeReplace, (unsigned char *)&count, 1);
825 }
826
827 static void updateWorkspaceNames(WScreen *scr)
828 {
829 char buf[MAX_WORKSPACES * (MAX_WORKSPACENAME_WIDTH + 1)], *pos;
830 unsigned int i, len, curr_size;
831
832 pos = buf;
833 len = 0;
834 for (i = 0; i < w_global.workspace.count; i++) {
835 curr_size = strlen(w_global.workspace.array[i]->name);
836 strcpy(pos, w_global.workspace.array[i]->name);
837 pos += (curr_size + 1);
838 len += (curr_size + 1);
839 }
840
841 XChangeProperty(dpy, scr->root_win, net_desktop_names, utf8_string, 8,
842 PropModeReplace, (unsigned char *)buf, len);
843 }
844
845 static void updateFocusHint(WScreen *scr)
846 { /* changeable */
847 Window window;
848
849 if (!scr->focused_window || !scr->focused_window->flags.focused)
850 window = None;
851 else
852 window = scr->focused_window->client_win;
853
854 XChangeProperty(dpy, scr->root_win, net_active_window, XA_WINDOW, 32,
855 PropModeReplace, (unsigned char *)&window, 1);
856 }
857
858 static void updateWorkspaceHint(WWindow *wwin, Bool fake, Bool del)
859 {
860 long l;
861
862 if (del) {
863 XDeleteProperty(dpy, wwin->client_win, net_wm_desktop);
864 } else {
865 l = ((fake || IS_OMNIPRESENT(wwin)) ? -1 : wwin->frame->workspace);
866 XChangeProperty(dpy, wwin->client_win, net_wm_desktop, XA_CARDINAL,
867 32, PropModeReplace, (unsigned char *)&l, 1);
868 }
869 }
870
871 static void updateStateHint(WWindow *wwin, Bool changedWorkspace, Bool del)
872 { /* changeable */
873 if (del) {
874 XDeleteProperty(dpy, wwin->client_win, net_wm_state);
875 } else {
876 Atom state[15]; /* nr of defined state atoms */
877 int i = 0;
878
879 if (changedWorkspace || (wPreferences.sticky_icons && !IS_OMNIPRESENT(wwin)))
880 updateWorkspaceHint(wwin, False, False);
881
882 if (IS_OMNIPRESENT(wwin))
883 state[i++] = net_wm_state_sticky;
884 if (wwin->flags.shaded)
885 state[i++] = net_wm_state_shaded;
886 if (wwin->flags.maximized & MAX_HORIZONTAL)
887 state[i++] = net_wm_state_maximized_horz;
888 if (wwin->flags.maximized & MAX_VERTICAL)
889 state[i++] = net_wm_state_maximized_vert;
890 if (WFLAGP(wwin, skip_window_list))
891 state[i++] = net_wm_state_skip_taskbar;
892 if (wwin->flags.net_skip_pager)
893 state[i++] = net_wm_state_skip_pager;
894 if ((wwin->flags.hidden || wwin->flags.miniaturized) && !wwin->flags.net_show_desktop) {
895 state[i++] = net_wm_state_hidden;
896 state[i++] = net_wm_state_skip_pager;
897
898 if (wwin->flags.miniaturized && wPreferences.sticky_icons) {
899 if (!IS_OMNIPRESENT(wwin))
900 updateWorkspaceHint(wwin, True, False);
901 state[i++] = net_wm_state_sticky;
902 }
903 }
904 if (WFLAGP(wwin, sunken))
905 state[i++] = net_wm_state_below;
906 if (WFLAGP(wwin, floating))
907 state[i++] = net_wm_state_above;
908 if (wwin->flags.fullscreen)
909 state[i++] = net_wm_state_fullscreen;
910
911 XChangeProperty(dpy, wwin->client_win, net_wm_state, XA_ATOM, 32,
912 PropModeReplace, (unsigned char *)state, i);
913 }
914 }
915
916 static Bool updateStrut(WScreen *scr, Window w, Bool adding)
917 {
918 WReservedArea *area;
919 Bool hasState = False;
920
921 if (adding) {
922 Atom type_ret;
923 int fmt_ret;
924 unsigned long nitems_ret, bytes_after_ret;
925 long *data = NULL;
926
927 if ((XGetWindowProperty(dpy, w, net_wm_strut, 0, 4, False,
928 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
929 &bytes_after_ret, (unsigned char **)&data) == Success && data) ||
930 ((XGetWindowProperty(dpy, w, net_wm_strut_partial, 0, 12, False,
931 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
932 &bytes_after_ret, (unsigned char **)&data) == Success && data))) {
933
934 /* XXX: This is strictly incorrect in the case of net_wm_strut_partial...
935 * Discard the start and end properties from the partial strut and treat it as
936 * a (deprecated) strut.
937 * This means we are marking the whole width or height of the screen as
938 * reserved, which is not necessarily what the strut defines. However for the
939 * purposes of determining placement or maximization it's probably good enough.
940 */
941 area = (WReservedArea *) wmalloc(sizeof(WReservedArea));
942 area->area.x1 = data[0];
943 area->area.x2 = data[1];
944 area->area.y1 = data[2];
945 area->area.y2 = data[3];
946
947 area->window = w;
948
949 area->next = scr->netdata->strut;
950 scr->netdata->strut = area;
951
952 XFree(data);
953 hasState = True;
954 }
955 } else {
956 /* deleting */
957 area = scr->netdata->strut;
958
959 if (area) {
960 if (area->window == w) {
961 scr->netdata->strut = area->next;
962 wfree(area);
963 hasState = True;
964 } else {
965 while (area->next && area->next->window != w)
966 area = area->next;
967
968 if (area->next) {
969 WReservedArea *next;
970
971 next = area->next->next;
972 wfree(area->next);
973 area->next = next;
974
975 hasState = True;
976 }
977 }
978 }
979 }
980
981 return hasState;
982 }
983
984 static int getWindowLayer(WWindow *wwin)
985 {
986 int layer = WMNormalLevel;
987
988 if (wwin->type == net_wm_window_type_desktop) {
989 layer = WMDesktopLevel;
990 } else if (wwin->type == net_wm_window_type_dock) {
991 layer = WMDockLevel;
992 } else if (wwin->type == net_wm_window_type_toolbar) {
993 layer = WMMainMenuLevel;
994 } else if (wwin->type == net_wm_window_type_menu) {
995 layer = WMSubmenuLevel;
996 } else if (wwin->type == net_wm_window_type_utility) {
997 } else if (wwin->type == net_wm_window_type_splash) {
998 } else if (wwin->type == net_wm_window_type_dialog) {
999 if (wwin->transient_for) {
1000 WWindow *parent = wWindowFor(wwin->transient_for);
1001 if (parent && parent->flags.fullscreen)
1002 layer = WMNormalLevel;
1003 }
1004 /* //layer = WMPopUpLevel; // this seems a bad idea -Dan */
1005 } else if (wwin->type == net_wm_window_type_dropdown_menu) {
1006 layer = WMSubmenuLevel;
1007 } else if (wwin->type == net_wm_window_type_popup_menu) {
1008 layer = WMSubmenuLevel;
1009 } else if (wwin->type == net_wm_window_type_tooltip) {
1010 } else if (wwin->type == net_wm_window_type_notification) {
1011 layer = WMPopUpLevel;
1012 } else if (wwin->type == net_wm_window_type_combo) {
1013 layer = WMSubmenuLevel;
1014 } else if (wwin->type == net_wm_window_type_dnd) {
1015 } else if (wwin->type == net_wm_window_type_normal) {
1016 }
1017
1018 if (wwin->client_flags.sunken && WMSunkenLevel < layer)
1019 layer = WMSunkenLevel;
1020 if (wwin->client_flags.floating && WMFloatingLevel > layer)
1021 layer = WMFloatingLevel;
1022
1023 return layer;
1024 }
1025
1026 static void doStateAtom(WWindow *wwin, Atom state, int set, Bool init)
1027 {
1028 if (state == net_wm_state_sticky) {
1029 if (set == _NET_WM_STATE_TOGGLE)
1030 set = !IS_OMNIPRESENT(wwin);
1031
1032 if (set != wwin->flags.omnipresent)
1033 wWindowSetOmnipresent(wwin, set);
1034
1035 } else if (state == net_wm_state_shaded) {
1036 if (set == _NET_WM_STATE_TOGGLE)
1037 set = !wwin->flags.shaded;
1038
1039 if (init) {
1040 wwin->flags.shaded = set;
1041 } else {
1042 if (set)
1043 wShadeWindow(wwin);
1044 else
1045 wUnshadeWindow(wwin);
1046 }
1047 } else if (state == net_wm_state_skip_taskbar) {
1048 if (set == _NET_WM_STATE_TOGGLE)
1049 set = !wwin->client_flags.skip_window_list;
1050
1051 wwin->client_flags.skip_window_list = set;
1052 } else if (state == net_wm_state_skip_pager) {
1053 if (set == _NET_WM_STATE_TOGGLE)
1054 set = !wwin->flags.net_skip_pager;
1055
1056 wwin->flags.net_skip_pager = set;
1057 } else if (state == net_wm_state_maximized_vert) {
1058 if (set == _NET_WM_STATE_TOGGLE)
1059 set = !(wwin->flags.maximized & MAX_VERTICAL);
1060
1061 if (init) {
1062 wwin->flags.maximized |= (set ? MAX_VERTICAL : 0);
1063 } else {
1064 if (set)
1065 wMaximizeWindow(wwin, wwin->flags.maximized | MAX_VERTICAL);
1066 else
1067 wMaximizeWindow(wwin, wwin->flags.maximized & ~MAX_VERTICAL);
1068 }
1069 } else if (state == net_wm_state_maximized_horz) {
1070 if (set == _NET_WM_STATE_TOGGLE)
1071 set = !(wwin->flags.maximized & MAX_HORIZONTAL);
1072
1073 if (init) {
1074 wwin->flags.maximized |= (set ? MAX_HORIZONTAL : 0);
1075 } else {
1076 if (set)
1077 wMaximizeWindow(wwin, wwin->flags.maximized | MAX_HORIZONTAL);
1078 else
1079 wMaximizeWindow(wwin, wwin->flags.maximized & ~MAX_HORIZONTAL);
1080 }
1081 } else if (state == net_wm_state_hidden) {
1082 if (set == _NET_WM_STATE_TOGGLE)
1083 set = !(wwin->flags.miniaturized);
1084
1085 if (init) {
1086 wwin->flags.miniaturized = set;
1087 } else {
1088 if (set)
1089 wIconifyWindow(wwin);
1090 else
1091 wDeiconifyWindow(wwin);
1092 }
1093 } else if (state == net_wm_state_fullscreen) {
1094 if (set == _NET_WM_STATE_TOGGLE)
1095 set = !(wwin->flags.fullscreen);
1096
1097 if (init) {
1098 wwin->flags.fullscreen = set;
1099 } else {
1100 if (set)
1101 wFullscreenWindow(wwin);
1102 else
1103 wUnfullscreenWindow(wwin);
1104 }
1105 } else if (state == net_wm_state_above) {
1106 if (set == _NET_WM_STATE_TOGGLE)
1107 set = !(wwin->client_flags.floating);
1108
1109 if (init) {
1110 wwin->client_flags.floating = set;
1111 } else {
1112 wwin->client_flags.floating = set;
1113 ChangeStackingLevel(wwin->frame->core, getWindowLayer(wwin));
1114 }
1115
1116 } else if (state == net_wm_state_below) {
1117 if (set == _NET_WM_STATE_TOGGLE)
1118 set = !(wwin->client_flags.sunken);
1119
1120 if (init) {
1121 wwin->client_flags.sunken = set;
1122 } else {
1123 wwin->client_flags.sunken = set;
1124 ChangeStackingLevel(wwin->frame->core, getWindowLayer(wwin));
1125 }
1126
1127 } else {
1128 #ifdef DEBUG_WMSPEC
1129 wmessage("doStateAtom unknown atom %s set %d", XGetAtomName(dpy, state), set);
1130 #endif
1131 }
1132 }
1133
1134 static void removeIcon(WWindow *wwin)
1135 {
1136 if (wwin->icon == NULL)
1137 return;
1138 if (wwin->flags.miniaturized && wwin->icon->mapped) {
1139 XUnmapWindow(dpy, wwin->icon->core->window);
1140 RemoveFromStackList(wwin->icon->core);
1141 wIconDestroy(wwin->icon);
1142 wwin->icon = NULL;
1143 }
1144 }
1145
1146 static Bool handleWindowType(WWindow *wwin, Atom type, int *layer)
1147 {
1148 Bool ret = True;
1149
1150 if (type == net_wm_window_type_desktop) {
1151 wwin->client_flags.no_titlebar = 1;
1152 wwin->client_flags.no_resizable = 1;
1153 wwin->client_flags.no_miniaturizable = 1;
1154 wwin->client_flags.no_border = 1;
1155 wwin->client_flags.no_resizebar = 1;
1156 wwin->client_flags.no_shadeable = 1;
1157 wwin->client_flags.no_movable = 1;
1158 wwin->client_flags.omnipresent = 1;
1159 wwin->client_flags.skip_window_list = 1;
1160 wwin->client_flags.skip_switchpanel = 1;
1161 wwin->client_flags.dont_move_off = 1;
1162 wwin->client_flags.no_appicon = 1;
1163 wwin->flags.net_skip_pager = 1;
1164 wwin->frame_x = 0;
1165 wwin->frame_y = 0;
1166 } else if (type == net_wm_window_type_dock) {
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; /* XXX: really not a single decoration. */
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->flags.net_skip_pager = 1;
1179 } else if (type == net_wm_window_type_toolbar) {
1180 wwin->client_flags.no_titlebar = 1;
1181 wwin->client_flags.no_resizable = 1;
1182 wwin->client_flags.no_miniaturizable = 1;
1183 wwin->client_flags.no_resizebar = 1;
1184 wwin->client_flags.no_shadeable = 1;
1185 wwin->client_flags.skip_window_list = 1;
1186 wwin->client_flags.skip_switchpanel = 1;
1187 wwin->client_flags.dont_move_off = 1;
1188 wwin->client_flags.no_appicon = 1;
1189 } else if (type == net_wm_window_type_menu ||
1190 type == net_wm_window_type_dropdown_menu ||
1191 type == net_wm_window_type_popup_menu ||
1192 type == net_wm_window_type_combo) {
1193 wwin->client_flags.no_titlebar = 1;
1194 wwin->client_flags.no_resizable = 1;
1195 wwin->client_flags.no_miniaturizable = 1;
1196 wwin->client_flags.no_resizebar = 1;
1197 wwin->client_flags.no_shadeable = 1;
1198 wwin->client_flags.skip_window_list = 1;
1199 wwin->client_flags.skip_switchpanel = 1;
1200 wwin->client_flags.dont_move_off = 1;
1201 wwin->client_flags.no_appicon = 1;
1202 } else if (type == net_wm_window_type_utility) {
1203 wwin->client_flags.no_appicon = 1;
1204 } else if (type == net_wm_window_type_splash) {
1205 wwin->client_flags.no_titlebar = 1;
1206 wwin->client_flags.no_resizable = 1;
1207 wwin->client_flags.no_miniaturizable = 1;
1208 wwin->client_flags.no_resizebar = 1;
1209 wwin->client_flags.no_shadeable = 1;
1210 wwin->client_flags.no_movable = 1;
1211 wwin->client_flags.skip_window_list = 1;
1212 wwin->client_flags.skip_switchpanel = 1;
1213 wwin->client_flags.dont_move_off = 1;
1214 wwin->client_flags.no_appicon = 1;
1215 wwin->flags.net_skip_pager = 1;
1216 } else if (type == net_wm_window_type_dialog) {
1217 /* These also seem a bad idea in our context -Dan
1218 // wwin->client_flags.skip_window_list = 1;
1219 // wwin->client_flags.no_appicon = 1;
1220 */
1221 } else if (wwin->type == net_wm_window_type_tooltip) {
1222 wwin->client_flags.no_titlebar = 1;
1223 wwin->client_flags.no_resizable = 1;
1224 wwin->client_flags.no_miniaturizable = 1;
1225 wwin->client_flags.no_resizebar = 1;
1226 wwin->client_flags.no_shadeable = 1;
1227 wwin->client_flags.no_movable = 1;
1228 wwin->client_flags.skip_window_list = 1;
1229 wwin->client_flags.skip_switchpanel = 1;
1230 wwin->client_flags.dont_move_off = 1;
1231 wwin->client_flags.no_appicon = 1;
1232 wwin->client_flags.no_focusable = 1;
1233 wwin->flags.net_skip_pager = 1;
1234 } else if (wwin->type == net_wm_window_type_notification) {
1235 wwin->client_flags.no_titlebar = 1;
1236 wwin->client_flags.no_resizable = 1;
1237 wwin->client_flags.no_miniaturizable = 1;
1238 wwin->client_flags.no_border = 1;
1239 wwin->client_flags.no_resizebar = 1;
1240 wwin->client_flags.no_shadeable = 1;
1241 wwin->client_flags.no_movable = 1;
1242 wwin->client_flags.omnipresent = 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_hide_others= 1;
1247 wwin->client_flags.no_appicon = 1;
1248 wwin->client_flags.no_focusable = 1;
1249 wwin->flags.net_skip_pager = 1;
1250 } else if (wwin->type == net_wm_window_type_dnd) {
1251 wwin->client_flags.no_titlebar = 1;
1252 wwin->client_flags.no_resizable = 1;
1253 wwin->client_flags.no_miniaturizable = 1;
1254 wwin->client_flags.no_border = 1;
1255 wwin->client_flags.no_resizebar = 1;
1256 wwin->client_flags.no_shadeable = 1;
1257 wwin->client_flags.no_movable = 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_appicon = 1;
1262 wwin->flags.net_skip_pager = 1;
1263 } else if (type == net_wm_window_type_normal) {
1264 } else {
1265 ret = False;
1266 }
1267
1268 wwin->type = type;
1269 *layer = getWindowLayer(wwin);
1270
1271 return ret;
1272 }
1273
1274 void wNETWMPositionSplash(WWindow *wwin, int *x, int *y, int width, int height)
1275 {
1276 if (wwin->type == net_wm_window_type_splash) {
1277 WScreen *scr = wwin->screen_ptr;
1278 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1279 *x = rect.pos.x + (rect.size.width - width) / 2;
1280 *y = rect.pos.y + (rect.size.height - height) / 2;
1281 }
1282 }
1283
1284 static void updateWindowType(WWindow *wwin)
1285 {
1286 Atom type_ret;
1287 int fmt_ret, layer;
1288 unsigned long nitems_ret, bytes_after_ret;
1289 long *data = NULL;
1290
1291 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_type, 0, 1,
1292 False, XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1293 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1294
1295 int i;
1296 Atom *type = (Atom *) data;
1297 for (i = 0; i < nitems_ret; ++i) {
1298 if (handleWindowType(wwin, type[i], &layer))
1299 break;
1300 }
1301 XFree(data);
1302 }
1303
1304 if (wwin->frame != NULL) {
1305 ChangeStackingLevel(wwin->frame->core, layer);
1306 wwin->frame->flags.need_texture_change = 1;
1307 wWindowConfigureBorders(wwin);
1308 wFrameWindowPaint(wwin->frame);
1309 wNETWMUpdateActions(wwin, False);
1310 }
1311 }
1312
1313 void wNETWMCheckClientHints(WWindow *wwin, int *layer, int *workspace)
1314 {
1315 Atom type_ret;
1316 int fmt_ret, i;
1317 unsigned long nitems_ret, bytes_after_ret;
1318 long *data = NULL;
1319
1320 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_desktop, 0, 1, False,
1321 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1322 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1323
1324 long desktop = *data;
1325 XFree(data);
1326
1327 if (desktop == -1)
1328 wwin->client_flags.omnipresent = 1;
1329 else
1330 *workspace = desktop;
1331 }
1332
1333 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_state, 0, 1, False,
1334 XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1335 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1336
1337 Atom *state = (Atom *) data;
1338 for (i = 0; i < nitems_ret; ++i)
1339 doStateAtom(wwin, state[i], _NET_WM_STATE_ADD, True);
1340
1341 XFree(data);
1342 }
1343
1344 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_window_type, 0, 1, False,
1345 XA_ATOM, &type_ret, &fmt_ret, &nitems_ret,
1346 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1347
1348 Atom *type = (Atom *) data;
1349 for (i = 0; i < nitems_ret; ++i) {
1350 if (handleWindowType(wwin, type[i], layer))
1351 break;
1352 }
1353 XFree(data);
1354 }
1355
1356 wNETWMUpdateActions(wwin, False);
1357 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1358 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1359
1360 wScreenUpdateUsableArea(wwin->screen_ptr);
1361 }
1362
1363 static Bool updateNetIconInfo(WWindow *wwin)
1364 {
1365 Atom type_ret;
1366 int fmt_ret;
1367 unsigned long nitems_ret, bytes_after_ret;
1368 long *data = NULL;
1369 Bool hasState = False;
1370 Bool old_state = wwin->flags.net_handle_icon;
1371
1372 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_handled_icons, 0, 1, False,
1373 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1374 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1375 long handled = *data;
1376 wwin->flags.net_handle_icon = (handled != 0);
1377 XFree(data);
1378 hasState = True;
1379
1380 } else {
1381 wwin->flags.net_handle_icon = False;
1382 }
1383
1384 if (XGetWindowProperty(dpy, wwin->client_win, net_wm_icon_geometry, 0, 4, False,
1385 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1386 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1387
1388 #ifdef NETWM_PROPER
1389 if (wwin->flags.net_handle_icon)
1390 #else
1391 wwin->flags.net_handle_icon = True;
1392 #endif
1393 {
1394 wwin->icon_x = data[0];
1395 wwin->icon_y = data[1];
1396 wwin->icon_w = data[2];
1397 wwin->icon_h = data[3];
1398 }
1399
1400 XFree(data);
1401 hasState = True;
1402
1403 } else {
1404 wwin->flags.net_handle_icon = False;
1405 }
1406
1407 if (wwin->flags.miniaturized && old_state != wwin->flags.net_handle_icon) {
1408 if (wwin->flags.net_handle_icon) {
1409 removeIcon(wwin);
1410 } else {
1411 wwin->flags.miniaturized = False;
1412 wwin->flags.skip_next_animation = True;
1413 wIconifyWindow(wwin);
1414 }
1415 }
1416
1417 return hasState;
1418 }
1419
1420 void wNETWMCheckInitialClientState(WWindow *wwin)
1421 {
1422 #ifdef DEBUG_WMSPEC
1423 wmessage("wNETWMCheckInitialClientState");
1424 #endif
1425
1426 wNETWMShowingDesktop(wwin->screen_ptr, False);
1427
1428 updateWindowType(wwin);
1429 updateNetIconInfo(wwin);
1430 updateIconImage(wwin);
1431 }
1432
1433 void wNETWMCheckInitialFrameState(WWindow *wwin)
1434 {
1435 #ifdef DEBUG_WMSPEC
1436 wmessage("wNETWMCheckInitialFrameState");
1437 #endif
1438
1439 updateWindowOpacity(wwin);
1440 }
1441
1442 static void handleDesktopNames(WScreen *scr)
1443 {
1444 unsigned long nitems_ret, bytes_after_ret;
1445 char *data, *names[32];
1446 int fmt_ret, i, n;
1447 Atom type_ret;
1448
1449 if (XGetWindowProperty(dpy, scr->root_win, net_desktop_names, 0, 1, False,
1450 utf8_string, &type_ret, &fmt_ret, &nitems_ret,
1451 &bytes_after_ret, (unsigned char **)&data) != Success)
1452 return;
1453
1454 if (data == NULL)
1455 return;
1456
1457 if (type_ret != utf8_string || fmt_ret != 8)
1458 return;
1459
1460 n = 0;
1461 names[n] = data;
1462 for (i = 0; i < nitems_ret; i++) {
1463 if (data[i] == 0) {
1464 n++;
1465 names[n] = &data[i];
1466 } else if (*names[n] == 0) {
1467 names[n] = &data[i];
1468 wWorkspaceRename(scr, n, names[n]);
1469 }
1470 }
1471 }
1472
1473 Bool wNETWMProcessClientMessage(XClientMessageEvent *event)
1474 {
1475 WScreen *scr;
1476 WWindow *wwin;
1477 Bool done = True;
1478
1479 #ifdef DEBUG_WMSPEC
1480 wmessage("processClientMessage type %s", XGetAtomName(dpy, event->message_type));
1481 #endif
1482
1483 scr = wScreenForWindow(event->window);
1484 if (scr) {
1485 /* generic client messages */
1486 if (event->message_type == net_current_desktop) {
1487 wWorkspaceChange(scr, event->data.l[0]);
1488 } else if (event->message_type == net_number_of_desktops) {
1489 long value;
1490
1491 value = event->data.l[0];
1492 if (value > w_global.workspace.count) {
1493 wWorkspaceMake(scr, value - w_global.workspace.count);
1494 } else if (value < w_global.workspace.count) {
1495 int i;
1496 Bool rebuild = False;
1497
1498 for (i = w_global.workspace.count - 1; i >= value; i--) {
1499 if (!wWorkspaceDelete(scr, i)) {
1500 rebuild = True;
1501 break;
1502 }
1503 }
1504
1505 if (rebuild)
1506 updateWorkspaceCount(scr);
1507 }
1508 } else if (event->message_type == net_showing_desktop) {
1509 wNETWMShowingDesktop(scr, event->data.l[0]);
1510 } else if (event->message_type == net_desktop_names) {
1511 handleDesktopNames(scr);
1512 } else {
1513 done = False;
1514 }
1515
1516 if (done)
1517 return True;
1518 }
1519
1520 /* window specific client messages */
1521
1522 wwin = wWindowFor(event->window);
1523 if (!wwin)
1524 return False;
1525
1526 if (event->message_type == net_active_window) {
1527 /*
1528 * Satisfy a client's focus request only if
1529 * - request comes from a pager, or
1530 * - it's explicitly allowed in Advanced Options, or
1531 * - giving the client the focus does not cause a change in
1532 * the active workspace (XXX: or the active head if Xinerama)
1533 */
1534 if (wwin->frame->workspace == w_global.workspace.current /* No workspace change */
1535 || event->data.l[0] == 2 /* Requested by pager */
1536 || WFLAGP(wwin, focus_across_wksp) /* Explicitly allowed */) {
1537 wNETWMShowingDesktop(scr, False);
1538 wMakeWindowVisible(wwin);
1539 }
1540 } else if (event->message_type == net_close_window) {
1541 if (!WFLAGP(wwin, no_closable)) {
1542 if (wwin->protocols.DELETE_WINDOW)
1543 wClientSendProtocol(wwin, w_global.atom.wm.delete_window,
1544 w_global.timestamp.last_event);
1545 }
1546 } else if (event->message_type == net_wm_state) {
1547 int maximized = wwin->flags.maximized;
1548 long set = event->data.l[0];
1549
1550 #ifdef DEBUG_WMSPEC
1551 wmessage("net_wm_state set %ld a1 %s a2 %s", set,
1552 XGetAtomName(dpy, event->data.l[1]), XGetAtomName(dpy, event->data.l[2]));
1553 #endif
1554
1555 doStateAtom(wwin, (Atom) event->data.l[1], set, False);
1556 if (event->data.l[2])
1557 doStateAtom(wwin, (Atom) event->data.l[2], set, False);
1558
1559 if (wwin->flags.maximized != maximized) {
1560 if (!wwin->flags.maximized) {
1561 wwin->flags.maximized = maximized;
1562 wUnmaximizeWindow(wwin);
1563 } else {
1564 wMaximizeWindow(wwin, wwin->flags.maximized);
1565 }
1566 }
1567 updateStateHint(wwin, False, False);
1568 } else if (event->message_type == net_wm_handled_icons || event->message_type == net_wm_icon_geometry) {
1569 updateNetIconInfo(wwin);
1570 } else if (event->message_type == net_wm_desktop) {
1571 long desktop = event->data.l[0];
1572 if (desktop == -1) {
1573 wWindowSetOmnipresent(wwin, True);
1574 } else {
1575 if (IS_OMNIPRESENT(wwin))
1576 wWindowSetOmnipresent(wwin, False);
1577 wWindowChangeWorkspace(wwin, desktop);
1578 }
1579 } else {
1580 done = False;
1581 }
1582
1583 return done;
1584 }
1585
1586 void wNETWMCheckClientHintChange(WWindow *wwin, XPropertyEvent *event)
1587 {
1588 #ifdef DEBUG_WMSPEC
1589 wmessage("clientHintChange type %s", XGetAtomName(dpy, event->atom));
1590 #endif
1591
1592 if (event->atom == net_wm_strut || event->atom == net_wm_strut_partial) {
1593 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1594 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1595 wScreenUpdateUsableArea(wwin->screen_ptr);
1596 } else if (event->atom == net_wm_handled_icons || event->atom == net_wm_icon_geometry) {
1597 updateNetIconInfo(wwin);
1598 } else if (event->atom == net_wm_window_type) {
1599 updateWindowType(wwin);
1600 } else if (event->atom == net_wm_name) {
1601 char *name = wNETWMGetWindowName(wwin->client_win);
1602 wWindowUpdateName(wwin, name);
1603 if (name)
1604 wfree(name);
1605 } else if (event->atom == net_wm_icon_name) {
1606 if (wwin->icon) {
1607 wIconChangeTitle(wwin->icon, wwin);
1608 wIconPaint(wwin->icon);
1609 }
1610 } else if (event->atom == net_wm_icon) {
1611 updateIconImage(wwin);
1612 } else if (event->atom == net_wm_window_opacity) {
1613 updateWindowOpacity(wwin);
1614 }
1615 }
1616
1617 int wNETWMGetPidForWindow(Window window)
1618 {
1619 Atom type_ret;
1620 int fmt_ret;
1621 unsigned long nitems_ret, bytes_after_ret;
1622 long *data = NULL;
1623 int pid;
1624
1625 if (XGetWindowProperty(dpy, window, net_wm_pid, 0, 1, False,
1626 XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
1627 &bytes_after_ret, (unsigned char **)&data) == Success && data) {
1628 pid = *data;
1629 XFree(data);
1630 } else {
1631 pid = 0;
1632 }
1633
1634 return pid;
1635 }
1636
1637 char *wNETWMGetWindowName(Window window)
1638 {
1639 char *name;
1640 char *ret;
1641 int size;
1642
1643 name = (char *)PropGetCheckProperty(window, net_wm_name, utf8_string, 0, 0, &size);
1644 if (name) {
1645 ret = wstrndup(name, size);
1646 XFree(name);
1647 } else {
1648 ret = NULL;
1649 }
1650
1651 return ret;
1652 }
1653
1654 char *wNETWMGetIconName(Window window)
1655 {
1656 char *name;
1657 char *ret;
1658 int size;
1659
1660 name = (char *)PropGetCheckProperty(window, net_wm_icon_name, utf8_string, 0, 0, &size);
1661 if (name) {
1662 ret = wstrndup(name, size);
1663 XFree(name);
1664 } else {
1665 ret = NULL;
1666 }
1667
1668 return ret;
1669 }
1670
1671 static void observer(void *self, WMNotification *notif)
1672 {
1673 WWindow *wwin = (WWindow *) WMGetNotificationObject(notif);
1674 const char *name = WMGetNotificationName(notif);
1675 void *data = WMGetNotificationClientData(notif);
1676 NetData *ndata = (NetData *) self;
1677
1678 if (strcmp(name, WMNManaged) == 0 && wwin) {
1679 updateClientList(wwin->screen_ptr);
1680 updateClientListStacking(wwin->screen_ptr, NULL);
1681 updateStateHint(wwin, True, False);
1682
1683 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1684 updateStrut(wwin->screen_ptr, wwin->client_win, True);
1685 wScreenUpdateUsableArea(wwin->screen_ptr);
1686 } else if (strcmp(name, WMNUnmanaged) == 0 && wwin) {
1687 updateClientList(wwin->screen_ptr);
1688 updateClientListStacking(wwin->screen_ptr, wwin);
1689 updateWorkspaceHint(wwin, False, True);
1690 updateStateHint(wwin, False, True);
1691 wNETWMUpdateActions(wwin, True);
1692
1693 updateStrut(wwin->screen_ptr, wwin->client_win, False);
1694 wScreenUpdateUsableArea(wwin->screen_ptr);
1695 } else if (strcmp(name, WMNResetStacking) == 0 && wwin) {
1696 updateClientListStacking(wwin->screen_ptr, NULL);
1697 updateStateHint(wwin, False, False);
1698 } else if (strcmp(name, WMNChangedStacking) == 0 && wwin) {
1699 updateClientListStacking(wwin->screen_ptr, NULL);
1700 updateStateHint(wwin, False, False);
1701 } else if (strcmp(name, WMNChangedFocus) == 0) {
1702 updateFocusHint(ndata->scr);
1703 } else if (strcmp(name, WMNChangedWorkspace) == 0 && wwin) {
1704 updateWorkspaceHint(wwin, False, False);
1705 updateStateHint(wwin, True, False);
1706 } else if (strcmp(name, WMNChangedState) == 0 && wwin) {
1707 updateStateHint(wwin, !strcmp(data, "omnipresent"), False);
1708 }
1709 }
1710
1711 static void wsobserver(void *self, WMNotification *notif)
1712 {
1713 WScreen *scr = (WScreen *) WMGetNotificationObject(notif);
1714 const char *name = WMGetNotificationName(notif);
1715
1716 /* Parameter not used, but tell the compiler that it is ok */
1717 (void) self;
1718
1719 if (strcmp(name, WMNWorkspaceCreated) == 0) {
1720 updateWorkspaceCount(scr);
1721 updateWorkspaceNames(scr);
1722 wNETWMUpdateWorkarea(scr);
1723 } else if (strcmp(name, WMNWorkspaceDestroyed) == 0) {
1724 updateWorkspaceCount(scr);
1725 updateWorkspaceNames(scr);
1726 wNETWMUpdateWorkarea(scr);
1727 } else if (strcmp(name, WMNWorkspaceChanged) == 0) {
1728 updateCurrentWorkspace(scr);
1729 } else if (strcmp(name, WMNWorkspaceNameChanged) == 0) {
1730 updateWorkspaceNames(scr);
1731 }
1732 }
1733
1734 void wNETFrameExtents(WWindow *wwin)
1735 {
1736 long extents[4] = { 0, 0, 0, 0 };
1737
1738 /* The extents array describes dimensions which are not
1739 * part of the client window. In our case that means
1740 * widths of the border and heights of the titlebar and resizebar.
1741 *
1742 * Index 0 = left
1743 * 1 = right
1744 * 2 = top
1745 * 3 = bottom
1746 */
1747 if (wwin->frame->titlebar)
1748 extents[2] = wwin->frame->titlebar->height;
1749 if (wwin->frame->resizebar)
1750 extents[3] = wwin->frame->resizebar->height;
1751 if (HAS_BORDER(wwin)) {
1752 extents[0] += wwin->screen_ptr->frame_border_width;
1753 extents[1] += wwin->screen_ptr->frame_border_width;
1754 extents[2] += wwin->screen_ptr->frame_border_width;
1755 extents[3] += wwin->screen_ptr->frame_border_width;
1756 }
1757
1758 XChangeProperty(dpy, wwin->client_win, net_frame_extents, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) extents, 4);
1759 }
1760
1761 void wNETCleanupFrameExtents(WWindow *wwin)
1762 {
1763 XDeleteProperty(dpy, wwin->client_win, net_frame_extents);
1764 }
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