1 | /* gwmh.c - GNOME WM interaction helper functions |
---|
2 | * Copyright (C) 1999 Tim Janik |
---|
3 | * |
---|
4 | * This program is free software; you can redistribute it and/or |
---|
5 | * modify it under the terms of the GNU General Public License |
---|
6 | * as published by the Free Software Foundation; either version 2 |
---|
7 | * of the License, or (at your option) any later version. |
---|
8 | * |
---|
9 | * This program is distributed in the hope that it will be useful, |
---|
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
12 | * GNU General Public License for more details. |
---|
13 | * |
---|
14 | * You should have received a copy of the GNU Library General Public |
---|
15 | * License along with this program; if not, write to the Free Software |
---|
16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
---|
17 | * |
---|
18 | * this code is heavily based on the original gnomepager_applet |
---|
19 | * implementation of The Rasterman (Carsten Haitzler) <raster@rasterman.com> |
---|
20 | */ |
---|
21 | #include <gwmh.h> |
---|
22 | |
---|
23 | #include <gstc.h> |
---|
24 | #include <gdk/gdkx.h> |
---|
25 | |
---|
26 | #include <X11/Xmd.h> |
---|
27 | #include <X11/Xlib.h> |
---|
28 | #include <X11/Xatom.h> |
---|
29 | |
---|
30 | |
---|
31 | /* --- defines --- */ |
---|
32 | #define TASK_XROOT(task) ((task)->sroot ? GSTC_PARENT_XWINDOW ((task)->sroot) : 0) |
---|
33 | #define GDK_WINDOW_IS_FOREIGN(w) (((GdkWindowPrivate*) (w))->window_type == GDK_WINDOW_FOREIGN) |
---|
34 | #define GDK_WINDOW_IS_DESTROYED(w) (((GdkWindowPrivate*) (w))->destroyed) |
---|
35 | |
---|
36 | |
---|
37 | /* --- preinitialized Atoms --- */ |
---|
38 | gulong GWMHA_WIN_SUPPORTING_WM_CHECK = 0; |
---|
39 | gulong GWMHA_WIN_PROTOCOLS = 0; |
---|
40 | gulong GWMHA_WIN_LAYER = 0; |
---|
41 | gulong GWMHA_WIN_STATE = 0; |
---|
42 | gulong GWMHA_WIN_HINTS = 0; |
---|
43 | gulong GWMHA_WIN_APP_STATE = 0; |
---|
44 | gulong GWMHA_WIN_EXPANDED_SIZE = 0; |
---|
45 | gulong GWMHA_WIN_ICONS = 0; |
---|
46 | gulong GWMHA_WIN_WORKSPACE = 0; |
---|
47 | gulong GWMHA_WIN_WORKSPACE_COUNT = 0; |
---|
48 | gulong GWMHA_WIN_WORKSPACE_NAMES = 0; |
---|
49 | gulong GWMHA_WIN_CLIENT_LIST = 0; |
---|
50 | gulong GWMHA_WIN_AREA = 0; |
---|
51 | gulong GWMHA_WIN_AREA_COUNT = 0; |
---|
52 | gulong GWMHA_WIN_UNIFIED_AREA = 0; |
---|
53 | static gulong XA_WM_STATE = 0; |
---|
54 | static gulong XA_WM_PROTOCOLS = 0; |
---|
55 | static gulong XA_WM_DELETE_WINDOW = 0; |
---|
56 | static gulong XA_WM_TAKE_FOCUS = 0; |
---|
57 | static gulong XA_ENLIGHTENMENT_DESKTOP = 0; |
---|
58 | static gulong XA_KWM_WIN_ICON = 0; |
---|
59 | static gulong XA_COMPOUND_TEXT = 0; |
---|
60 | |
---|
61 | static const struct { |
---|
62 | gulong *atom; |
---|
63 | const gchar *atom_name; |
---|
64 | } gwmh_atoms[] = { |
---|
65 | { &GWMHA_WIN_PROTOCOLS, "_WIN_PROTOCOLS", }, |
---|
66 | { &GWMHA_WIN_EXPANDED_SIZE, "_WIN_EXPANDED_SIZE", }, |
---|
67 | { &GWMHA_WIN_ICONS, "_WIN_ICONS", }, |
---|
68 | { &GWMHA_WIN_WORKSPACE, "_WIN_WORKSPACE", }, |
---|
69 | { &GWMHA_WIN_WORKSPACE_COUNT, "_WIN_WORKSPACE_COUNT", }, |
---|
70 | { &GWMHA_WIN_WORKSPACE_NAMES, "_WIN_WORKSPACE_NAMES", }, |
---|
71 | { &GWMHA_WIN_CLIENT_LIST, "_WIN_CLIENT_LIST", }, |
---|
72 | { &GWMHA_WIN_AREA, "_WIN_AREA", }, |
---|
73 | { &GWMHA_WIN_AREA_COUNT, "_WIN_AREA_COUNT", }, |
---|
74 | { &GWMHA_WIN_UNIFIED_AREA, "_WIN_UNIFIED_AREA", }, |
---|
75 | #define N_GWMHA_IGNORE_ATOMS (10) |
---|
76 | { &GWMHA_WIN_LAYER, "_WIN_LAYER", }, |
---|
77 | { &GWMHA_WIN_APP_STATE, "_WIN_APP_STATE", }, |
---|
78 | { &GWMHA_WIN_STATE, "_WIN_STATE", }, |
---|
79 | { &GWMHA_WIN_HINTS, "_WIN_HINTS", }, |
---|
80 | { &GWMHA_WIN_SUPPORTING_WM_CHECK, "_WIN_SUPPORTING_WM_CHECK", }, |
---|
81 | { &XA_WM_STATE, "WM_STATE", }, |
---|
82 | { &XA_WM_PROTOCOLS, "WM_PROTOCOLS", }, |
---|
83 | { &XA_WM_DELETE_WINDOW, "WM_DELETE_WINDOW", }, |
---|
84 | { &XA_WM_TAKE_FOCUS, "WM_TAKE_FOCUS", }, |
---|
85 | { &XA_ENLIGHTENMENT_DESKTOP, "ENLIGHTENMENT_DESKTOP", }, |
---|
86 | { &XA_KWM_WIN_ICON, "KWM_WIN_ICON", }, |
---|
87 | { &XA_COMPOUND_TEXT, "COMPOUND_TEXT", }, |
---|
88 | }; |
---|
89 | |
---|
90 | |
---|
91 | /* --- prototypes --- */ |
---|
92 | static gpointer get_typed_property_data (Display *xdisplay, |
---|
93 | Window xwindow, |
---|
94 | Atom property, |
---|
95 | Atom requested_type, |
---|
96 | gint *size_p, |
---|
97 | guint expected_format); |
---|
98 | static gboolean wm_protocol_check_support (Window xwin, |
---|
99 | Atom check_atom); |
---|
100 | static gboolean send_client_message_2L (Window recipient, |
---|
101 | Window event_window, |
---|
102 | Atom message_type, |
---|
103 | long event_mask, |
---|
104 | glong long1, |
---|
105 | glong long2); |
---|
106 | static gboolean send_client_message_3L (Window recipient, |
---|
107 | Window event_window, |
---|
108 | Atom message_type, |
---|
109 | long event_mask, |
---|
110 | glong long1, |
---|
111 | glong long2, |
---|
112 | glong long3); |
---|
113 | static gboolean send_client_message_5L (Window recipient, |
---|
114 | Window event_window, |
---|
115 | Atom message_type, |
---|
116 | long event_mask, |
---|
117 | glong long1, |
---|
118 | glong long2, |
---|
119 | glong long3, |
---|
120 | glong long4, |
---|
121 | glong long5); |
---|
122 | static void get_task_root_and_frame (GwmhTask *task); |
---|
123 | static GdkWindow* gdk_window_ref_from_xid (Window xwin); |
---|
124 | static guint gwmh_property_atom2info (Atom atom, |
---|
125 | gboolean per_task); |
---|
126 | static void gwmh_task_queue_full (GwmhTask *task, |
---|
127 | GwmhTaskInfoMask imask, |
---|
128 | GwmhTaskInfoMask notify_mask); |
---|
129 | static void gwmh_desk_update (GwmhDeskInfoMask imask); |
---|
130 | static gboolean gwmh_task_update (GwmhTask *task, |
---|
131 | GwmhTaskInfoMask imask, |
---|
132 | gboolean skip_notify); |
---|
133 | static void gwmh_desk_notify (GwmhDeskInfoMask imask); |
---|
134 | static void gwmh_task_notify (GwmhTask *task, |
---|
135 | GwmhTaskNotifyType ntype, |
---|
136 | GwmhTaskInfoMask imask); |
---|
137 | static GwmhTask* task_new (GdkWindow *gdkwindow); |
---|
138 | static void task_delete (GwmhTask *task); |
---|
139 | static gboolean client_list_sync (guint32 *xwindows_ids, |
---|
140 | guint n_ids); |
---|
141 | static GdkFilterReturn task_event_monitor (GdkXEvent *gdk_xevent, |
---|
142 | GdkEvent *event, |
---|
143 | gpointer task_pointer); |
---|
144 | static GdkFilterReturn task_event_monitor_frame_wrapper (GdkXEvent*, GdkEvent*, gpointer); |
---|
145 | static GdkFilterReturn root_event_monitor (GdkXEvent *gdk_xevent, |
---|
146 | GdkEvent *event, |
---|
147 | gpointer gdk_root); |
---|
148 | static guint32* hack_a_client_list (Display *display, |
---|
149 | Window xroot, |
---|
150 | guint *_n_clients); |
---|
151 | |
---|
152 | |
---|
153 | /* --- variables --- */ |
---|
154 | static Window gwmh_gnome_wm_win = None; |
---|
155 | static gboolean gwmh_need_reboot = FALSE; |
---|
156 | static GHookList gwmh_desk_hook_list = { 0, }; |
---|
157 | static GHookList gwmh_task_hook_list = { 0, }; |
---|
158 | static GSList *gwmh_task_update_queue = NULL; |
---|
159 | static guint gwmh_syncs_frozen = 0; |
---|
160 | static guint gwmh_idle_handler_id = 0; |
---|
161 | static GwmhDeskInfoMask gwmh_desk_update_queued = 0; |
---|
162 | static guint *gwmh_harea_cache = NULL; |
---|
163 | static guint *gwmh_varea_cache = NULL; |
---|
164 | static GwmhDesk gwmh_desk = { |
---|
165 | 0 /* n_desktops */, |
---|
166 | 0 /* n_hareas */, |
---|
167 | 0 /* n_vareas */, |
---|
168 | NULL /* desktop_names */, |
---|
169 | 0 /* current_desktop */, |
---|
170 | 0 /* current_harea */, |
---|
171 | 0 /* current_varea */, |
---|
172 | NULL /* client_list */, |
---|
173 | FALSE /* detected_gnome_wm */, |
---|
174 | FALSE /* unified_area */, |
---|
175 | }; |
---|
176 | static gboolean gwmh_hack_think_unified_area = FALSE; |
---|
177 | static gboolean gwmh_hack_violate_client_msg = TRUE; |
---|
178 | |
---|
179 | |
---|
180 | /* --- functions --- */ |
---|
181 | static inline gint |
---|
182 | gwmh_string_equals (const gchar *string1, |
---|
183 | const gchar *string2) |
---|
184 | { |
---|
185 | if (string1 && string2) |
---|
186 | return strcmp (string1, string2) == 0; |
---|
187 | else |
---|
188 | return string1 == string2; |
---|
189 | } |
---|
190 | |
---|
191 | static inline void |
---|
192 | gwmh_sync (void) |
---|
193 | { |
---|
194 | if (!gwmh_syncs_frozen) |
---|
195 | gdk_flush (); |
---|
196 | } |
---|
197 | |
---|
198 | static inline void |
---|
199 | gwmh_thaw_syncs (void) |
---|
200 | { |
---|
201 | if (gwmh_syncs_frozen) |
---|
202 | gwmh_syncs_frozen--; |
---|
203 | gwmh_sync (); |
---|
204 | } |
---|
205 | |
---|
206 | static inline void |
---|
207 | gwmh_freeze_syncs (void) |
---|
208 | { |
---|
209 | gwmh_syncs_frozen++; |
---|
210 | } |
---|
211 | |
---|
212 | gboolean |
---|
213 | gwmh_init (void) |
---|
214 | { |
---|
215 | static volatile guint n_init_calls = 0; |
---|
216 | XWindowAttributes attribs = { 0, }; |
---|
217 | guint32 *property_data; |
---|
218 | gint size = 0; |
---|
219 | guint i; |
---|
220 | |
---|
221 | n_init_calls++; |
---|
222 | if (n_init_calls == 1) |
---|
223 | { |
---|
224 | GdkWindow *window; |
---|
225 | |
---|
226 | /* initialize hook lists */ |
---|
227 | g_hook_list_init (&gwmh_desk_hook_list, sizeof (GHook)); |
---|
228 | g_hook_list_init (&gwmh_task_hook_list, sizeof (GHook)); |
---|
229 | |
---|
230 | /* setup the root window event monitor */ |
---|
231 | window = gdk_window_ref_from_xid (GDK_ROOT_WINDOW ()); |
---|
232 | if (!window) |
---|
233 | g_error (G_GNUC_PRETTY_FUNCTION "(): root window id %ld invalid? bad bad...", |
---|
234 | GDK_ROOT_WINDOW ()); |
---|
235 | gdk_window_add_filter (window, |
---|
236 | root_event_monitor, |
---|
237 | window); |
---|
238 | } |
---|
239 | |
---|
240 | /* *first* kill remaining tasks with notification */ |
---|
241 | while (gwmh_desk.client_list) |
---|
242 | task_delete (gwmh_desk.client_list->data); |
---|
243 | |
---|
244 | /* initialize desk structure */ |
---|
245 | for (i = 0; i < gwmh_desk.n_desktops; i++) |
---|
246 | g_free (gwmh_desk.desktop_names[i]); |
---|
247 | gwmh_desk.n_desktops = 1; |
---|
248 | gwmh_desk.n_hareas = 1; |
---|
249 | gwmh_desk.n_vareas = 1; |
---|
250 | gwmh_desk.desktop_names = g_renew (gchar*, |
---|
251 | gwmh_desk.desktop_names, |
---|
252 | gwmh_desk.n_desktops); |
---|
253 | gwmh_harea_cache = g_renew (guint, |
---|
254 | gwmh_harea_cache, |
---|
255 | gwmh_desk.n_desktops); |
---|
256 | gwmh_varea_cache = g_renew (guint, |
---|
257 | gwmh_varea_cache, |
---|
258 | gwmh_desk.n_desktops); |
---|
259 | for (i = 0; i < gwmh_desk.n_desktops; i++) |
---|
260 | { |
---|
261 | gwmh_desk.desktop_names[i] = NULL; |
---|
262 | gwmh_harea_cache[i] = 0; |
---|
263 | gwmh_varea_cache[i] = 0; |
---|
264 | } |
---|
265 | gwmh_desk.current_desktop = 0; |
---|
266 | gwmh_desk.current_harea = 0; |
---|
267 | gwmh_desk.current_varea = 0; |
---|
268 | gwmh_desk.detected_gnome_wm = FALSE; |
---|
269 | gwmh_desk.unified_area = FALSE; |
---|
270 | |
---|
271 | /* setup preinitialized atoms */ |
---|
272 | for (i = 0; i < sizeof (gwmh_atoms) / sizeof (gwmh_atoms[0]); i++) |
---|
273 | *gwmh_atoms[i].atom = gdk_atom_intern (gwmh_atoms[i].atom_name, FALSE); |
---|
274 | |
---|
275 | gdk_error_trap_push (); |
---|
276 | |
---|
277 | /* set event mask for events on root window */ |
---|
278 | XGetWindowAttributes (GDK_DISPLAY (), |
---|
279 | GDK_ROOT_WINDOW (), |
---|
280 | &attribs); |
---|
281 | XSelectInput (GDK_DISPLAY (), |
---|
282 | GDK_ROOT_WINDOW (), |
---|
283 | attribs.your_event_mask | |
---|
284 | StructureNotifyMask | |
---|
285 | PropertyChangeMask); |
---|
286 | gdk_flush (); |
---|
287 | |
---|
288 | /* check for a GNOME window manager */ |
---|
289 | gwmh_gnome_wm_win = None; |
---|
290 | property_data = get_typed_property_data (GDK_DISPLAY (), |
---|
291 | GDK_ROOT_WINDOW (), |
---|
292 | GWMHA_WIN_SUPPORTING_WM_CHECK, |
---|
293 | XA_CARDINAL, |
---|
294 | &size, 32); |
---|
295 | if (property_data) |
---|
296 | { |
---|
297 | Window check_window = property_data[0]; |
---|
298 | guint32 *wm_check_data; |
---|
299 | |
---|
300 | wm_check_data = get_typed_property_data (GDK_DISPLAY (), |
---|
301 | check_window, |
---|
302 | GWMHA_WIN_SUPPORTING_WM_CHECK, |
---|
303 | XA_CARDINAL, |
---|
304 | &size, 32); |
---|
305 | if (wm_check_data && wm_check_data[0] == check_window) |
---|
306 | gwmh_gnome_wm_win = check_window; |
---|
307 | g_free (wm_check_data); |
---|
308 | g_free (property_data); |
---|
309 | } |
---|
310 | gwmh_desk.detected_gnome_wm = gwmh_gnome_wm_win != None; |
---|
311 | |
---|
312 | /* we ignore certain GWMH properties if there's no GNOME compliant wm |
---|
313 | * mostly, so we don't get fooled by stale properties |
---|
314 | */ |
---|
315 | if (!gwmh_gnome_wm_win) |
---|
316 | for (i = 0; i < N_GWMHA_IGNORE_ATOMS; i++) |
---|
317 | *gwmh_atoms[i].atom = None; |
---|
318 | |
---|
319 | gwmh_syncs_frozen = 0; |
---|
320 | gwmh_sync (); |
---|
321 | |
---|
322 | gdk_error_trap_pop (); |
---|
323 | |
---|
324 | /* in case handlers are already setup, they need to know about wm changes, |
---|
325 | * and our new structure setup |
---|
326 | */ |
---|
327 | gwmh_desk_notify (GWMH_DESK_INFO_ALL | GWMH_DESK_INFO_BOOTUP); |
---|
328 | |
---|
329 | /* and recheck everything from queue handler */ |
---|
330 | gwmh_desk_queue_update (GWMH_DESK_INFO_FORCE_EVERYTHING); |
---|
331 | |
---|
332 | return gwmh_gnome_wm_win; |
---|
333 | } |
---|
334 | |
---|
335 | static GdkWindow* |
---|
336 | gdk_window_ref_from_xid (Window xwin) |
---|
337 | { |
---|
338 | GdkWindow *window; |
---|
339 | |
---|
340 | /* the xid maybe invalid already, in that case we return NULL */ |
---|
341 | window = gdk_window_lookup (xwin); |
---|
342 | if (!window) |
---|
343 | window = gdk_window_foreign_new (xwin); |
---|
344 | else |
---|
345 | gdk_window_ref (window); |
---|
346 | |
---|
347 | return window; |
---|
348 | } |
---|
349 | |
---|
350 | static gpointer |
---|
351 | get_typed_property_data (Display *xdisplay, |
---|
352 | Window xwindow, |
---|
353 | Atom property, |
---|
354 | Atom requested_type, |
---|
355 | gint *size_p, |
---|
356 | guint expected_format) |
---|
357 | { |
---|
358 | static const guint prop_buffer_lengh = 1024 * 1024; |
---|
359 | unsigned char *prop_data = NULL; |
---|
360 | Atom type_returned = 0; |
---|
361 | unsigned long nitems_return = 0, bytes_after_return = 0; |
---|
362 | int format_returned = 0; |
---|
363 | gpointer data = NULL; |
---|
364 | gboolean abort = FALSE; |
---|
365 | |
---|
366 | g_return_val_if_fail (size_p != NULL, NULL); |
---|
367 | *size_p = 0; |
---|
368 | |
---|
369 | gdk_error_trap_push (); |
---|
370 | |
---|
371 | abort = XGetWindowProperty (xdisplay, |
---|
372 | xwindow, |
---|
373 | property, |
---|
374 | 0, prop_buffer_lengh, |
---|
375 | False, |
---|
376 | requested_type, |
---|
377 | &type_returned, &format_returned, |
---|
378 | &nitems_return, |
---|
379 | &bytes_after_return, |
---|
380 | &prop_data) != Success; |
---|
381 | if (gdk_error_trap_pop () || |
---|
382 | type_returned == None) |
---|
383 | abort++; |
---|
384 | if (!abort && |
---|
385 | requested_type != AnyPropertyType && |
---|
386 | requested_type != type_returned) |
---|
387 | { |
---|
388 | /* aparently this can happen for some properties of broken apps, be silent */ |
---|
389 | abort++; |
---|
390 | } |
---|
391 | if (!abort && bytes_after_return) |
---|
392 | { |
---|
393 | g_warning (G_GNUC_PRETTY_FUNCTION "(): Eeek, property has more than %u bytes, stored on harddisk?", |
---|
394 | prop_buffer_lengh); |
---|
395 | abort++; |
---|
396 | } |
---|
397 | if (!abort && expected_format && expected_format != format_returned) |
---|
398 | { |
---|
399 | g_warning (G_GNUC_PRETTY_FUNCTION "(): Expected format (%u) unmatched (%d), programmer was drunk?", |
---|
400 | expected_format, format_returned); |
---|
401 | abort++; |
---|
402 | } |
---|
403 | if (!abort && prop_data && nitems_return && format_returned) |
---|
404 | { |
---|
405 | switch (format_returned) |
---|
406 | { |
---|
407 | case 32: |
---|
408 | *size_p = nitems_return * 4; |
---|
409 | if (sizeof (gulong) == 8) |
---|
410 | { |
---|
411 | guint32 i, *mem = g_malloc0 (*size_p + 1); |
---|
412 | gulong *prop_longs = (gulong*) prop_data; |
---|
413 | |
---|
414 | for (i = 0; i < *size_p / 4; i++) |
---|
415 | mem[i] = prop_longs[i]; |
---|
416 | data = mem; |
---|
417 | } |
---|
418 | break; |
---|
419 | case 16: |
---|
420 | *size_p = nitems_return * 2; |
---|
421 | break; |
---|
422 | case 8: |
---|
423 | *size_p = nitems_return; |
---|
424 | break; |
---|
425 | default: |
---|
426 | g_warning ("Unknown property data format with %d bits (extraterrestrial?)", |
---|
427 | format_returned); |
---|
428 | break; |
---|
429 | } |
---|
430 | if (!data && *size_p) |
---|
431 | { |
---|
432 | guint8 *mem = NULL; |
---|
433 | |
---|
434 | if (format_returned == 8 && type_returned == XA_COMPOUND_TEXT) |
---|
435 | { |
---|
436 | gchar **tlist = NULL; |
---|
437 | gint count = gdk_text_property_to_text_list (type_returned, 8, prop_data, |
---|
438 | nitems_return, &tlist); |
---|
439 | |
---|
440 | if (count && tlist && tlist[0]) |
---|
441 | { |
---|
442 | mem = (guint8 *)g_strdup (tlist[0]); |
---|
443 | *size_p = strlen ((char *)mem); |
---|
444 | } |
---|
445 | if (tlist) |
---|
446 | gdk_free_text_list (tlist); |
---|
447 | } |
---|
448 | if (!mem) |
---|
449 | { |
---|
450 | mem = g_malloc (*size_p + 1); |
---|
451 | memcpy (mem, prop_data, *size_p); |
---|
452 | mem[*size_p] = 0; |
---|
453 | } |
---|
454 | data = mem; |
---|
455 | } |
---|
456 | } |
---|
457 | |
---|
458 | if (prop_data) |
---|
459 | XFree (prop_data); |
---|
460 | |
---|
461 | return data; |
---|
462 | } |
---|
463 | |
---|
464 | static gboolean |
---|
465 | wm_protocol_check_support (Window xwin, |
---|
466 | Atom check_atom) |
---|
467 | { |
---|
468 | Atom *pdata = NULL; |
---|
469 | guint32 *gdata = NULL; |
---|
470 | int n_pids = 0; |
---|
471 | gboolean is_supported = FALSE; |
---|
472 | guint i, n_gids = 0; |
---|
473 | |
---|
474 | gdk_error_trap_push (); |
---|
475 | |
---|
476 | if (!XGetWMProtocols (GDK_DISPLAY (), |
---|
477 | xwin, |
---|
478 | &pdata, |
---|
479 | &n_pids)) |
---|
480 | { |
---|
481 | gint size = 0; |
---|
482 | |
---|
483 | gdata = get_typed_property_data (GDK_DISPLAY (), |
---|
484 | xwin, |
---|
485 | XA_WM_PROTOCOLS, |
---|
486 | XA_WM_PROTOCOLS, |
---|
487 | &size, 32); |
---|
488 | n_gids = size / 4; |
---|
489 | } |
---|
490 | |
---|
491 | gdk_error_trap_pop (); |
---|
492 | |
---|
493 | for (i = 0; i < n_pids; i++) |
---|
494 | if (pdata[i] == check_atom) |
---|
495 | { |
---|
496 | is_supported = TRUE; |
---|
497 | break; |
---|
498 | } |
---|
499 | if (pdata) |
---|
500 | XFree (pdata); |
---|
501 | if (!is_supported) |
---|
502 | for (i = 0; i < n_gids; i++) |
---|
503 | if (gdata[i] == check_atom) |
---|
504 | { |
---|
505 | is_supported = TRUE; |
---|
506 | break; |
---|
507 | } |
---|
508 | g_free (gdata); |
---|
509 | |
---|
510 | return is_supported; |
---|
511 | } |
---|
512 | |
---|
513 | static gboolean |
---|
514 | send_client_message_2L (Window recipient, |
---|
515 | Window event_window, |
---|
516 | Atom message_type, |
---|
517 | long event_mask, |
---|
518 | glong long1, |
---|
519 | glong long2) |
---|
520 | { |
---|
521 | return send_client_message_5L (recipient, event_window, message_type, event_mask, long1, long2, 0, 0, 0); |
---|
522 | } |
---|
523 | |
---|
524 | static gboolean |
---|
525 | send_client_message_3L (Window recipient, |
---|
526 | Window event_window, |
---|
527 | Atom message_type, |
---|
528 | long event_mask, |
---|
529 | glong long1, |
---|
530 | glong long2, |
---|
531 | glong long3) |
---|
532 | { |
---|
533 | return send_client_message_5L (recipient, event_window, message_type, event_mask, long1, long2, long3, 0, 0); |
---|
534 | } |
---|
535 | |
---|
536 | static gboolean |
---|
537 | send_client_message_5L (Window recipient, |
---|
538 | Window event_window, |
---|
539 | Atom message_type, |
---|
540 | long event_mask, |
---|
541 | glong long1, |
---|
542 | glong long2, |
---|
543 | glong long3, |
---|
544 | glong long4, |
---|
545 | glong long5) |
---|
546 | { |
---|
547 | XEvent xevent = { 0, }; |
---|
548 | |
---|
549 | /* g_return_val_if_fail (n_longs < 6, FALSE); */ |
---|
550 | |
---|
551 | xevent.type = ClientMessage; |
---|
552 | xevent.xclient.window = event_window; |
---|
553 | xevent.xclient.message_type = message_type; |
---|
554 | xevent.xclient.format = 32; |
---|
555 | xevent.xclient.data.l[0] = long1; |
---|
556 | xevent.xclient.data.l[1] = long2; |
---|
557 | xevent.xclient.data.l[2] = long3; |
---|
558 | xevent.xclient.data.l[3] = long4; |
---|
559 | xevent.xclient.data.l[4] = long5; |
---|
560 | |
---|
561 | gdk_error_trap_push (); |
---|
562 | |
---|
563 | XSendEvent (GDK_DISPLAY (), recipient, False, event_mask, &xevent); |
---|
564 | gwmh_sync (); |
---|
565 | |
---|
566 | return !gdk_error_trap_pop (); |
---|
567 | } |
---|
568 | |
---|
569 | GdkWindow* |
---|
570 | gwmh_root_put_atom_window (const gchar *atom_name, |
---|
571 | GdkWindowType window_type, |
---|
572 | GdkWindowClass window_class, |
---|
573 | GdkEventMask event_mask) |
---|
574 | { |
---|
575 | GdkAtom atom; |
---|
576 | GdkWindow *window; |
---|
577 | GdkWindowAttr attributes; |
---|
578 | guint attributes_mask; |
---|
579 | Window xwin; |
---|
580 | |
---|
581 | g_return_val_if_fail (atom_name != NULL, NULL); |
---|
582 | |
---|
583 | atom = gdk_atom_intern (atom_name, FALSE); |
---|
584 | attributes.window_type = window_type; |
---|
585 | attributes.wclass = window_class; |
---|
586 | attributes.x = -99; |
---|
587 | attributes.y = -99; |
---|
588 | attributes.width = 1; |
---|
589 | attributes.height = 1; |
---|
590 | attributes.event_mask = event_mask; |
---|
591 | attributes_mask = GDK_WA_X | GDK_WA_Y; |
---|
592 | |
---|
593 | window = gdk_window_new (NULL, &attributes, attributes_mask); |
---|
594 | xwin = GDK_WINDOW_XWINDOW (window); |
---|
595 | gdk_property_change (GDK_ROOT_PARENT (), |
---|
596 | atom, |
---|
597 | XA_WINDOW, 32, |
---|
598 | GDK_PROP_MODE_REPLACE, |
---|
599 | (guchar*) &xwin, 1); |
---|
600 | gdk_property_change (window, |
---|
601 | atom, |
---|
602 | XA_WINDOW, 32, |
---|
603 | GDK_PROP_MODE_REPLACE, |
---|
604 | (guchar*) &xwin, 1); |
---|
605 | |
---|
606 | return window; |
---|
607 | } |
---|
608 | |
---|
609 | static void |
---|
610 | get_task_root_and_frame (GwmhTask *task) |
---|
611 | { |
---|
612 | Window *children = NULL, xframe = 0; |
---|
613 | Window xwin = task->xwin, xparent = xwin, xroot = xwin; |
---|
614 | guint size = 0; |
---|
615 | |
---|
616 | gdk_error_trap_push (); |
---|
617 | |
---|
618 | while (XQueryTree (GDK_DISPLAY (), xwin, &xroot, &xparent, &children, &size)) |
---|
619 | { |
---|
620 | guint32 *value; |
---|
621 | |
---|
622 | if (children) |
---|
623 | { |
---|
624 | XFree (children); |
---|
625 | children = NULL; |
---|
626 | } |
---|
627 | |
---|
628 | xframe = xwin; |
---|
629 | xwin = xparent; |
---|
630 | if (xparent == xroot) |
---|
631 | break; |
---|
632 | |
---|
633 | value = get_typed_property_data (GDK_DISPLAY (), |
---|
634 | xparent, |
---|
635 | XA_ENLIGHTENMENT_DESKTOP, |
---|
636 | XA_CARDINAL, |
---|
637 | &size, 0); |
---|
638 | if (value) |
---|
639 | { |
---|
640 | g_free (value); |
---|
641 | break; |
---|
642 | } |
---|
643 | } |
---|
644 | |
---|
645 | if (gdk_error_trap_pop ()) |
---|
646 | { |
---|
647 | xparent = None; |
---|
648 | xframe = None; |
---|
649 | /* aparently this can happen if a window is destructed shortly after |
---|
650 | * creation, just be silent. |
---|
651 | * g_warning (G_GNUC_PRETTY_FUNCTION "(): task window id %ld invalid?", task->xwin); |
---|
652 | */ |
---|
653 | } |
---|
654 | |
---|
655 | if (!task->sroot || GSTC_PARENT_XWINDOW (task->sroot) != xparent) |
---|
656 | { |
---|
657 | GdkWindow *window; |
---|
658 | |
---|
659 | if (task->sroot) |
---|
660 | { |
---|
661 | gstc_parent_delete_watch (task->sroot); |
---|
662 | task->sroot = NULL; |
---|
663 | } |
---|
664 | |
---|
665 | if (xparent) |
---|
666 | { |
---|
667 | window = gdk_window_ref_from_xid (xparent); |
---|
668 | if (window) |
---|
669 | { |
---|
670 | task->sroot = gstc_parent_add_watch (window); |
---|
671 | gdk_window_unref (window); |
---|
672 | } |
---|
673 | } |
---|
674 | } |
---|
675 | |
---|
676 | if (task->xframe != xframe) |
---|
677 | { |
---|
678 | if (task->gdkframe) |
---|
679 | { |
---|
680 | gdk_window_remove_filter (task->gdkframe, task_event_monitor_frame_wrapper, task); |
---|
681 | gdk_window_unref (task->gdkframe); |
---|
682 | task->gdkframe = NULL; |
---|
683 | } |
---|
684 | |
---|
685 | task->xframe = xframe; |
---|
686 | if (xframe) |
---|
687 | { |
---|
688 | XWindowAttributes attribs = { 0, }; |
---|
689 | |
---|
690 | task->gdkframe = gdk_window_ref_from_xid (task->xframe); |
---|
691 | if (task->gdkframe) |
---|
692 | { |
---|
693 | gdk_window_add_filter (task->gdkframe, task_event_monitor_frame_wrapper, task); |
---|
694 | |
---|
695 | /* select events */ |
---|
696 | gdk_error_trap_push (); |
---|
697 | XGetWindowAttributes (GDK_DISPLAY (), |
---|
698 | task->xframe, |
---|
699 | &attribs); |
---|
700 | XSelectInput (GDK_DISPLAY (), |
---|
701 | task->xframe, |
---|
702 | attribs.your_event_mask | |
---|
703 | StructureNotifyMask); |
---|
704 | gwmh_sync (); |
---|
705 | gdk_error_trap_pop (); |
---|
706 | } |
---|
707 | } |
---|
708 | } |
---|
709 | } |
---|
710 | |
---|
711 | static GdkFilterReturn |
---|
712 | root_event_monitor (GdkXEvent *gdk_xevent, |
---|
713 | GdkEvent *event, |
---|
714 | gpointer gdk_root) |
---|
715 | { |
---|
716 | XEvent *xevent = gdk_xevent; |
---|
717 | |
---|
718 | switch (xevent->type) |
---|
719 | { |
---|
720 | GwmhDeskInfoMask imask; |
---|
721 | |
---|
722 | case MapNotify: |
---|
723 | case UnmapNotify: |
---|
724 | case CirculateNotify: |
---|
725 | case ReparentNotify: |
---|
726 | case DestroyNotify: |
---|
727 | if (!gwmh_gnome_wm_win) |
---|
728 | gwmh_desk_queue_update (GWMH_DESK_INFO_CLIENT_LIST); |
---|
729 | if (gwmh_gnome_wm_win == xevent->xdestroywindow.window) |
---|
730 | { |
---|
731 | gwmh_need_reboot = TRUE; |
---|
732 | gwmh_desk_queue_update (GWMH_DESK_INFO_FORCE_EVERYTHING); |
---|
733 | } |
---|
734 | break; |
---|
735 | case PropertyNotify: |
---|
736 | imask = gwmh_property_atom2info (xevent->xproperty.atom, FALSE); |
---|
737 | if (imask) |
---|
738 | gwmh_desk_queue_update (imask); |
---|
739 | if (xevent->xproperty.atom == GWMHA_WIN_SUPPORTING_WM_CHECK) |
---|
740 | { |
---|
741 | gwmh_need_reboot = TRUE; |
---|
742 | gwmh_desk_queue_update (GWMH_DESK_INFO_FORCE_EVERYTHING); |
---|
743 | } |
---|
744 | break; |
---|
745 | default: |
---|
746 | break; |
---|
747 | } |
---|
748 | |
---|
749 | return GDK_FILTER_CONTINUE; |
---|
750 | } |
---|
751 | |
---|
752 | static GdkFilterReturn |
---|
753 | task_event_monitor_frame_wrapper (GdkXEvent *gdk_xevent, |
---|
754 | GdkEvent *event, |
---|
755 | gpointer task_pointer) |
---|
756 | { |
---|
757 | return task_event_monitor (gdk_xevent, event, task_pointer); |
---|
758 | } |
---|
759 | |
---|
760 | static GdkFilterReturn |
---|
761 | task_event_monitor (GdkXEvent *gdk_xevent, |
---|
762 | GdkEvent *event, |
---|
763 | gpointer task_pointer) |
---|
764 | { |
---|
765 | GwmhTask *task = task_pointer; |
---|
766 | XEvent *xevent = gdk_xevent; |
---|
767 | GwmhTaskInfoMask imask = 0; |
---|
768 | GwmhTaskInfoMask ichanges = 0; |
---|
769 | |
---|
770 | switch (xevent->type) |
---|
771 | { |
---|
772 | case ConfigureNotify: |
---|
773 | if (xevent->xconfigure.window == task->xwin) |
---|
774 | { |
---|
775 | task->win_x = xevent->xconfigure.x; |
---|
776 | task->win_y = xevent->xconfigure.y; |
---|
777 | task->win_width = xevent->xconfigure.width; |
---|
778 | task->win_height = xevent->xconfigure.height; |
---|
779 | ichanges |= GWMH_TASK_INFO_WIN_GEO; |
---|
780 | } |
---|
781 | else if (xevent->xconfigure.window == task->xframe && |
---|
782 | !xevent->xconfigure.send_event /* fvwm sends bogus sent_event configures */) |
---|
783 | { |
---|
784 | task->frame_x = xevent->xconfigure.x; |
---|
785 | task->frame_y = xevent->xconfigure.y; |
---|
786 | task->frame_width = xevent->xconfigure.width; |
---|
787 | task->frame_height = xevent->xconfigure.height; |
---|
788 | ichanges |= GWMH_TASK_INFO_FRAME_GEO; |
---|
789 | } |
---|
790 | break; |
---|
791 | case PropertyNotify: |
---|
792 | imask = gwmh_property_atom2info (xevent->xproperty.atom, TRUE); |
---|
793 | break; |
---|
794 | case ReparentNotify: |
---|
795 | /* refetch frame and root window */ |
---|
796 | imask = GWMH_TASK_INFO_DESKTOP | GWMH_TASK_INFO_AREA; |
---|
797 | /* fall through */ |
---|
798 | case MapNotify: |
---|
799 | case UnmapNotify: |
---|
800 | case CirculateNotify: |
---|
801 | case DestroyNotify: |
---|
802 | if (!gwmh_gnome_wm_win) |
---|
803 | { |
---|
804 | imask = GWMH_TASK_INFO_ALL; |
---|
805 | gwmh_desk_queue_update (GWMH_DESK_INFO_CLIENT_LIST); |
---|
806 | } |
---|
807 | if (GWMH_TASK_FOCUSED (task) && (xevent->type == UnmapNotify || |
---|
808 | xevent->type == DestroyNotify)) |
---|
809 | { |
---|
810 | task->focused = FALSE; |
---|
811 | ichanges |= GWMH_TASK_INFO_FOCUSED; |
---|
812 | } |
---|
813 | break; |
---|
814 | case FocusOut: |
---|
815 | if (GWMH_TASK_FOCUSED (task) && (xevent->xfocus.detail != NotifyPointer && |
---|
816 | xevent->xfocus.detail != NotifyInferior)) |
---|
817 | { |
---|
818 | task->focused = FALSE; |
---|
819 | ichanges |= GWMH_TASK_INFO_FOCUSED; |
---|
820 | } |
---|
821 | break; |
---|
822 | case FocusIn: |
---|
823 | if (!GWMH_TASK_FOCUSED (task)) |
---|
824 | { |
---|
825 | task->focused = TRUE; |
---|
826 | ichanges |= GWMH_TASK_INFO_FOCUSED; |
---|
827 | } |
---|
828 | break; |
---|
829 | default: |
---|
830 | break; |
---|
831 | } |
---|
832 | |
---|
833 | if (!gwmh_gnome_wm_win && (ichanges || imask)) |
---|
834 | imask = GWMH_TASK_INFO_ALL; |
---|
835 | |
---|
836 | if (imask || ichanges) |
---|
837 | gwmh_task_queue_full (task, imask, ichanges); |
---|
838 | |
---|
839 | return GDK_FILTER_CONTINUE; |
---|
840 | } |
---|
841 | |
---|
842 | static guint |
---|
843 | gwmh_property_atom2info (Atom atom, |
---|
844 | gboolean per_task) |
---|
845 | { |
---|
846 | static const Atom gwmh_XA_WM_HINTS = XA_WM_HINTS; |
---|
847 | static const Atom gwmh_XA_WM_NAME = XA_WM_NAME; |
---|
848 | static const Atom gwmh_XA_WM_ICON_NAME = XA_WM_ICON_NAME; |
---|
849 | |
---|
850 | static const struct { |
---|
851 | const Atom *atom_p; |
---|
852 | guint iflag; |
---|
853 | } desk_atom_masks[] = { |
---|
854 | /* GwmhDeskInfoMask */ |
---|
855 | { &GWMHA_WIN_CLIENT_LIST, GWMH_DESK_INFO_CLIENT_LIST, }, |
---|
856 | { &GWMHA_WIN_AREA, GWMH_DESK_INFO_CURRENT_AREA, }, |
---|
857 | { &GWMHA_WIN_AREA_COUNT, GWMH_DESK_INFO_N_AREAS, }, |
---|
858 | { &GWMHA_WIN_WORKSPACE, GWMH_DESK_INFO_CURRENT_DESKTOP, }, |
---|
859 | { &GWMHA_WIN_WORKSPACE_NAMES, GWMH_DESK_INFO_DESKTOP_NAMES, }, |
---|
860 | { &GWMHA_WIN_WORKSPACE_COUNT, GWMH_DESK_INFO_N_DESKTOPS, }, |
---|
861 | { &GWMHA_WIN_UNIFIED_AREA, GWMH_DESK_INFO_N_AREAS, }, |
---|
862 | }, task_atom_masks[] = { |
---|
863 | /* GwmhTaskInfoMask */ |
---|
864 | { &GWMHA_WIN_APP_STATE, GWMH_TASK_INFO_APP_STATE, }, |
---|
865 | { &GWMHA_WIN_STATE, GWMH_TASK_INFO_GSTATE, }, |
---|
866 | { &GWMHA_WIN_HINTS, GWMH_TASK_INFO_GHINTS, }, |
---|
867 | { &GWMHA_WIN_LAYER, GWMH_TASK_INFO_LAYER, }, |
---|
868 | { &GWMHA_WIN_AREA, GWMH_TASK_INFO_AREA, }, |
---|
869 | { &GWMHA_WIN_WORKSPACE, GWMH_TASK_INFO_DESKTOP, }, |
---|
870 | { &XA_WM_STATE, GWMH_TASK_INFO_ICONIFIED, }, |
---|
871 | { &gwmh_XA_WM_HINTS, GWMH_TASK_INFO_WM_HINTS, }, |
---|
872 | { &gwmh_XA_WM_NAME, GWMH_TASK_INFO_MISC, }, |
---|
873 | { &gwmh_XA_WM_ICON_NAME, GWMH_TASK_INFO_MISC, }, |
---|
874 | }; |
---|
875 | guint i; |
---|
876 | |
---|
877 | if (per_task) |
---|
878 | { |
---|
879 | for (i = 0; i < sizeof (task_atom_masks) / sizeof (task_atom_masks[0]); i++) |
---|
880 | if (*task_atom_masks[i].atom_p == atom) |
---|
881 | return task_atom_masks[i].iflag; |
---|
882 | } |
---|
883 | else |
---|
884 | { |
---|
885 | for (i = 0; i < sizeof (desk_atom_masks) / sizeof (desk_atom_masks[0]); i++) |
---|
886 | if (*desk_atom_masks[i].atom_p == atom) |
---|
887 | return desk_atom_masks[i].iflag; |
---|
888 | } |
---|
889 | |
---|
890 | return 0; |
---|
891 | } |
---|
892 | |
---|
893 | static void |
---|
894 | gwmh_desk_update (GwmhDeskInfoMask imask) |
---|
895 | { |
---|
896 | GdkWindow *window = GDK_ROOT_PARENT (); |
---|
897 | Display *xdisplay = GDK_WINDOW_XDISPLAY (window); |
---|
898 | Window xwindow = GDK_WINDOW_XWINDOW (window); |
---|
899 | GwmhDeskInfoMask ichanges = 0; |
---|
900 | gboolean force_everything = FALSE; |
---|
901 | |
---|
902 | gdk_error_trap_push (); |
---|
903 | |
---|
904 | if (imask & GWMH_DESK_INFO_N_DESKTOPS) |
---|
905 | { |
---|
906 | gint size = 0; |
---|
907 | guint32 *n_data; |
---|
908 | guint n_desktops; |
---|
909 | |
---|
910 | n_data = get_typed_property_data (xdisplay, xwindow, |
---|
911 | GWMHA_WIN_WORKSPACE_COUNT, |
---|
912 | XA_CARDINAL, |
---|
913 | &size, 32); |
---|
914 | n_desktops = MAX (1, n_data ? n_data[0] : 0); |
---|
915 | g_free (n_data); |
---|
916 | if (n_desktops != gwmh_desk.n_desktops) |
---|
917 | { |
---|
918 | guint i, old_n = gwmh_desk.n_desktops; |
---|
919 | |
---|
920 | gwmh_desk.n_desktops = n_desktops; |
---|
921 | ichanges |= GWMH_DESK_INFO_N_DESKTOPS; |
---|
922 | |
---|
923 | for (i = gwmh_desk.n_desktops; i < old_n; i++) |
---|
924 | g_free (gwmh_desk.desktop_names[i]); |
---|
925 | gwmh_desk.desktop_names = g_renew (gchar*, |
---|
926 | gwmh_desk.desktop_names, |
---|
927 | gwmh_desk.n_desktops); |
---|
928 | gwmh_harea_cache = g_renew (guint, |
---|
929 | gwmh_harea_cache, |
---|
930 | gwmh_desk.n_desktops); |
---|
931 | gwmh_varea_cache = g_renew (guint, |
---|
932 | gwmh_varea_cache, |
---|
933 | gwmh_desk.n_desktops); |
---|
934 | for (i = old_n; i < gwmh_desk.n_desktops; i++) |
---|
935 | { |
---|
936 | gwmh_desk.desktop_names[i] = NULL; |
---|
937 | gwmh_harea_cache[i] = 0; |
---|
938 | gwmh_varea_cache[i] = 0; |
---|
939 | } |
---|
940 | if (old_n < gwmh_desk.n_desktops) |
---|
941 | imask |= GWMH_DESK_INFO_DESKTOP_NAMES; |
---|
942 | } |
---|
943 | imask |= GWMH_DESK_INFO_CURRENT_DESKTOP; |
---|
944 | } |
---|
945 | |
---|
946 | if (imask & GWMH_DESK_INFO_N_AREAS) |
---|
947 | { |
---|
948 | gint size = 0; |
---|
949 | guint32 *size_data; |
---|
950 | guint n_hareas, n_vareas; |
---|
951 | |
---|
952 | /* FIXME: this should be a property check for UNIFIED_AREA */ |
---|
953 | if (gwmh_hack_think_unified_area != gwmh_desk.unified_area) |
---|
954 | { |
---|
955 | ichanges |= GWMH_DESK_INFO_CURRENT_AREA | GWMH_DESK_INFO_N_AREAS; |
---|
956 | gwmh_desk.unified_area = gwmh_hack_think_unified_area; |
---|
957 | } |
---|
958 | |
---|
959 | size_data = get_typed_property_data (xdisplay, xwindow, |
---|
960 | GWMHA_WIN_AREA_COUNT, |
---|
961 | XA_CARDINAL, |
---|
962 | &size, 32); |
---|
963 | n_hareas = MAX (1, size_data ? size_data[0] : 0); |
---|
964 | n_vareas = MAX (1, size_data ? size_data[1] : 0); |
---|
965 | g_free (size_data); |
---|
966 | if (n_hareas != gwmh_desk.n_hareas || |
---|
967 | n_vareas != gwmh_desk.n_vareas) |
---|
968 | { |
---|
969 | guint i; |
---|
970 | |
---|
971 | gwmh_desk.n_hareas = n_hareas; |
---|
972 | gwmh_desk.n_vareas = n_vareas; |
---|
973 | ichanges |= GWMH_DESK_INFO_N_AREAS; |
---|
974 | |
---|
975 | for (i = 0; i < gwmh_desk.n_desktops; i++) |
---|
976 | { |
---|
977 | gwmh_harea_cache[i] = MIN (gwmh_harea_cache[i], gwmh_desk.n_hareas - 1); |
---|
978 | gwmh_varea_cache[i] = MIN (gwmh_varea_cache[i], gwmh_desk.n_vareas - 1); |
---|
979 | } |
---|
980 | } |
---|
981 | imask |= GWMH_DESK_INFO_CURRENT_AREA; |
---|
982 | } |
---|
983 | |
---|
984 | if (imask & GWMH_DESK_INFO_DESKTOP_NAMES) |
---|
985 | { |
---|
986 | XTextProperty text_property = { 0, }; |
---|
987 | guint i = 0; |
---|
988 | |
---|
989 | if (XGetTextProperty (xdisplay, xwindow, |
---|
990 | &text_property, |
---|
991 | GWMHA_WIN_WORKSPACE_NAMES)) |
---|
992 | { |
---|
993 | gchar **property_strings = NULL; |
---|
994 | int n_strings = 0; |
---|
995 | |
---|
996 | if (XTextPropertyToStringList (&text_property, |
---|
997 | &property_strings, |
---|
998 | &n_strings)) |
---|
999 | { |
---|
1000 | |
---|
1001 | for (; i < MIN (n_strings, gwmh_desk.n_desktops); i++) |
---|
1002 | { |
---|
1003 | if (!gwmh_string_equals (gwmh_desk.desktop_names[i], |
---|
1004 | property_strings[i])) |
---|
1005 | { |
---|
1006 | g_free (gwmh_desk.desktop_names[i]); |
---|
1007 | gwmh_desk.desktop_names[i] = g_strdup (property_strings[i]); |
---|
1008 | ichanges |= GWMH_DESK_INFO_DESKTOP_NAMES; |
---|
1009 | } |
---|
1010 | } |
---|
1011 | |
---|
1012 | if (property_strings) |
---|
1013 | XFreeStringList (property_strings); |
---|
1014 | } |
---|
1015 | |
---|
1016 | if (text_property.value) |
---|
1017 | XFree (text_property.value); |
---|
1018 | } |
---|
1019 | |
---|
1020 | for (; i < gwmh_desk.n_desktops; i++) |
---|
1021 | if (gwmh_desk.desktop_names[i]) |
---|
1022 | { |
---|
1023 | g_free (gwmh_desk.desktop_names[i]); |
---|
1024 | gwmh_desk.desktop_names[i] = NULL; |
---|
1025 | ichanges |= GWMH_DESK_INFO_DESKTOP_NAMES; |
---|
1026 | } |
---|
1027 | } |
---|
1028 | |
---|
1029 | if (imask & GWMH_DESK_INFO_CURRENT_DESKTOP) |
---|
1030 | { |
---|
1031 | gint size = 0; |
---|
1032 | guint32 *indx; |
---|
1033 | guint current_desktop; |
---|
1034 | |
---|
1035 | indx = get_typed_property_data (xdisplay, xwindow, |
---|
1036 | GWMHA_WIN_WORKSPACE, |
---|
1037 | XA_CARDINAL, |
---|
1038 | &size, 32); |
---|
1039 | current_desktop = MIN (indx ? indx[0] : 0, gwmh_desk.n_desktops - 1); |
---|
1040 | g_free (indx); |
---|
1041 | if (current_desktop != gwmh_desk.current_desktop) |
---|
1042 | { |
---|
1043 | gwmh_desk.current_desktop = current_desktop; |
---|
1044 | ichanges |= GWMH_DESK_INFO_CURRENT_DESKTOP; |
---|
1045 | } |
---|
1046 | imask |= GWMH_DESK_INFO_CURRENT_AREA; |
---|
1047 | } |
---|
1048 | |
---|
1049 | if (imask & GWMH_DESK_INFO_CURRENT_AREA) |
---|
1050 | { |
---|
1051 | gint size = 0; |
---|
1052 | guint32 *indx_data; |
---|
1053 | guint i, harea, varea; |
---|
1054 | |
---|
1055 | indx_data = get_typed_property_data (xdisplay, xwindow, |
---|
1056 | GWMHA_WIN_AREA, |
---|
1057 | XA_CARDINAL, |
---|
1058 | &size, 32); |
---|
1059 | harea = MIN (indx_data ? indx_data[0] : 0, gwmh_desk.n_hareas - 1); |
---|
1060 | varea = MIN (indx_data ? indx_data[1] : 0, gwmh_desk.n_vareas - 1); |
---|
1061 | g_free (indx_data); |
---|
1062 | if (harea != gwmh_desk.current_harea || |
---|
1063 | varea != gwmh_desk.current_varea) |
---|
1064 | { |
---|
1065 | gwmh_desk.current_harea = harea; |
---|
1066 | gwmh_desk.current_varea = varea; |
---|
1067 | ichanges |= GWMH_DESK_INFO_CURRENT_AREA; |
---|
1068 | } |
---|
1069 | if (gwmh_harea_cache[gwmh_desk.current_desktop] != gwmh_desk.current_harea || |
---|
1070 | gwmh_varea_cache[gwmh_desk.current_desktop] != gwmh_desk.current_varea) |
---|
1071 | { |
---|
1072 | gwmh_harea_cache[gwmh_desk.current_desktop] = gwmh_desk.current_harea; |
---|
1073 | gwmh_varea_cache[gwmh_desk.current_desktop] = gwmh_desk.current_varea; |
---|
1074 | ichanges |= GWMH_DESK_INFO_CURRENT_AREA; |
---|
1075 | } |
---|
1076 | if (gwmh_desk.unified_area && (ichanges & GWMH_DESK_INFO_CURRENT_AREA)) |
---|
1077 | for (i = 0; i < gwmh_desk.n_desktops; i++) |
---|
1078 | { |
---|
1079 | gwmh_harea_cache[i] = gwmh_desk.current_harea; |
---|
1080 | gwmh_varea_cache[i] = gwmh_desk.current_varea; |
---|
1081 | } |
---|
1082 | } |
---|
1083 | |
---|
1084 | if (imask & GWMH_DESK_INFO_CLIENT_LIST) |
---|
1085 | { |
---|
1086 | guint n_tasks = 0; |
---|
1087 | gint size = 0; |
---|
1088 | guint32 *task_ids; |
---|
1089 | |
---|
1090 | if (!gwmh_gnome_wm_win) |
---|
1091 | task_ids = hack_a_client_list (xdisplay, xwindow, &n_tasks); |
---|
1092 | else |
---|
1093 | { |
---|
1094 | task_ids = get_typed_property_data (xdisplay, xwindow, |
---|
1095 | GWMHA_WIN_CLIENT_LIST, |
---|
1096 | XA_CARDINAL, |
---|
1097 | &size, 32); |
---|
1098 | n_tasks = size / 4; |
---|
1099 | } |
---|
1100 | if (client_list_sync (task_ids, n_tasks)) |
---|
1101 | ichanges |= GWMH_DESK_INFO_CLIENT_LIST; |
---|
1102 | g_free (task_ids); |
---|
1103 | } |
---|
1104 | |
---|
1105 | gdk_error_trap_pop (); |
---|
1106 | |
---|
1107 | force_everything = (imask & GWMH_DESK_INFO_HACK_FLAG) != 0; |
---|
1108 | |
---|
1109 | gwmh_desk_update_queued &= ~imask; |
---|
1110 | |
---|
1111 | if ((ichanges & (GWMH_DESK_INFO_CURRENT_DESKTOP | |
---|
1112 | GWMH_DESK_INFO_CURRENT_AREA)) || |
---|
1113 | force_everything) |
---|
1114 | { |
---|
1115 | GList *node; |
---|
1116 | |
---|
1117 | for (node = gwmh_desk.client_list; node; node = node->next) |
---|
1118 | { |
---|
1119 | GwmhTask *task = node->data; |
---|
1120 | |
---|
1121 | if (force_everything) |
---|
1122 | gwmh_task_queue_update (task, GWMH_TASK_INFO_ALL); |
---|
1123 | else if (GWMH_TASK_STICKY (task)) |
---|
1124 | gwmh_task_queue_update (task, (GWMH_TASK_INFO_DESKTOP | |
---|
1125 | GWMH_TASK_INFO_AREA)); |
---|
1126 | } |
---|
1127 | } |
---|
1128 | |
---|
1129 | if (force_everything) |
---|
1130 | gwmh_desk_notify (GWMH_DESK_INFO_ALL); |
---|
1131 | else if (ichanges) |
---|
1132 | gwmh_desk_notify (ichanges); |
---|
1133 | } |
---|
1134 | |
---|
1135 | static gboolean |
---|
1136 | gwmh_task_update (GwmhTask *task, |
---|
1137 | GwmhTaskInfoMask imask, |
---|
1138 | gboolean skip_notify) |
---|
1139 | { |
---|
1140 | Display *xdisplay = GDK_WINDOW_XDISPLAY (task->gdkwindow); |
---|
1141 | Window xwindow = task->xwin; |
---|
1142 | gint size; |
---|
1143 | GwmhTaskInfoMask ichanges = 0; |
---|
1144 | GwmhDeskInfoMask desk_imask_queued; |
---|
1145 | gboolean was_queued; |
---|
1146 | |
---|
1147 | desk_imask_queued = gwmh_desk_update_queued & (GWMH_DESK_INFO_N_DESKTOPS | |
---|
1148 | GWMH_DESK_INFO_N_AREAS | |
---|
1149 | GWMH_DESK_INFO_CURRENT_DESKTOP | |
---|
1150 | GWMH_DESK_INFO_CURRENT_AREA | |
---|
1151 | GWMH_DESK_INFO_HACK_FLAG); |
---|
1152 | if (desk_imask_queued) |
---|
1153 | gwmh_desk_update (desk_imask_queued); |
---|
1154 | |
---|
1155 | gdk_error_trap_push (); |
---|
1156 | |
---|
1157 | if (imask & GWMH_TASK_INFO_GSTATE) |
---|
1158 | { |
---|
1159 | guint32 *flags; |
---|
1160 | GwmhState gstate; |
---|
1161 | gboolean was_sticky = GWMH_TASK_STICKY (task); |
---|
1162 | |
---|
1163 | flags = get_typed_property_data (xdisplay, xwindow, |
---|
1164 | GWMHA_WIN_STATE, |
---|
1165 | XA_CARDINAL, |
---|
1166 | &size, 32); |
---|
1167 | gstate = flags ? flags[0] : 0; |
---|
1168 | g_free (flags); |
---|
1169 | if (task->gstate != gstate) |
---|
1170 | { |
---|
1171 | task->gstate = gstate; |
---|
1172 | ichanges |= GWMH_TASK_INFO_GSTATE; |
---|
1173 | } |
---|
1174 | if (was_sticky != GWMH_TASK_STICKY (task)) |
---|
1175 | imask |= GWMH_TASK_INFO_DESKTOP | GWMH_TASK_INFO_AREA; |
---|
1176 | } |
---|
1177 | |
---|
1178 | /* we need to feature this right at the beginning, |
---|
1179 | * to complete the task_new () process |
---|
1180 | */ |
---|
1181 | if (imask & (GWMH_TASK_INFO_DESKTOP | GWMH_TASK_INFO_AREA)) |
---|
1182 | { |
---|
1183 | Window xroot = task->sroot ? GSTC_PARENT_XWINDOW (task->sroot) : 0; |
---|
1184 | Window xframe = task->xframe; |
---|
1185 | |
---|
1186 | get_task_root_and_frame (task); |
---|
1187 | if (!task->xframe || !task->sroot) |
---|
1188 | { |
---|
1189 | /* eek, that's ugly, we need to get rid of this task as |
---|
1190 | * soon as possible, but *not* right here. |
---|
1191 | */ |
---|
1192 | gwmh_desk_queue_update (GWMH_DESK_INFO_CLIENT_LIST); |
---|
1193 | return FALSE; |
---|
1194 | } |
---|
1195 | if (task->xframe != xframe || |
---|
1196 | (task->sroot ? GSTC_PARENT_XWINDOW (task->sroot) : 0) != !xroot) |
---|
1197 | imask |= (GWMH_TASK_INFO_DESKTOP | |
---|
1198 | GWMH_TASK_INFO_AREA | |
---|
1199 | (task->xframe != xframe ? GWMH_TASK_INFO_FRAME_GEO : 0)); |
---|
1200 | } |
---|
1201 | |
---|
1202 | if (imask & GWMH_TASK_INFO_MISC) |
---|
1203 | { |
---|
1204 | gchar *name; |
---|
1205 | |
---|
1206 | name = get_typed_property_data (xdisplay, xwindow, |
---|
1207 | XA_WM_NAME, |
---|
1208 | XA_STRING, |
---|
1209 | &size, 8); |
---|
1210 | if (!name && !size) |
---|
1211 | name = get_typed_property_data (xdisplay, xwindow, |
---|
1212 | XA_WM_NAME, |
---|
1213 | XA_COMPOUND_TEXT, |
---|
1214 | &size, 8); |
---|
1215 | if (!gwmh_string_equals (task->name, name)) |
---|
1216 | { |
---|
1217 | g_free (task->name); |
---|
1218 | task->name = g_strdup (name); |
---|
1219 | ichanges |= GWMH_TASK_INFO_MISC; |
---|
1220 | } |
---|
1221 | g_free (name); |
---|
1222 | |
---|
1223 | name = get_typed_property_data (xdisplay, xwindow, |
---|
1224 | XA_WM_ICON_NAME, |
---|
1225 | XA_STRING, |
---|
1226 | &size, 8); |
---|
1227 | if (!name && !size) |
---|
1228 | name = get_typed_property_data (xdisplay, xwindow, |
---|
1229 | XA_WM_ICON_NAME, |
---|
1230 | XA_COMPOUND_TEXT, |
---|
1231 | &size, 8); |
---|
1232 | if (!gwmh_string_equals (task->icon_name, name)) |
---|
1233 | { |
---|
1234 | g_free (task->icon_name); |
---|
1235 | task->icon_name = g_strdup (name); |
---|
1236 | ichanges |= GWMH_TASK_INFO_MISC; |
---|
1237 | } |
---|
1238 | g_free (name); |
---|
1239 | } |
---|
1240 | |
---|
1241 | if (imask & GWMH_TASK_INFO_FOCUSED) |
---|
1242 | { |
---|
1243 | Window focus; |
---|
1244 | int revert_to; |
---|
1245 | gboolean focused; |
---|
1246 | |
---|
1247 | XGetInputFocus (xdisplay, &focus, &revert_to); |
---|
1248 | focused = task->xwin == focus; |
---|
1249 | if (focused != GWMH_TASK_FOCUSED (task)) |
---|
1250 | { |
---|
1251 | if (task->focused) |
---|
1252 | g_message ("%ssetting focus according to XGetInputFocus() for %ld", |
---|
1253 | !focused ? "re" : "", |
---|
1254 | task->xwin); |
---|
1255 | task->focused = focused; |
---|
1256 | ichanges |= GWMH_TASK_INFO_FOCUSED; |
---|
1257 | } |
---|
1258 | } |
---|
1259 | |
---|
1260 | if (imask & GWMH_TASK_INFO_ICONIFIED) |
---|
1261 | { |
---|
1262 | gint32 *state; |
---|
1263 | gboolean iconified; |
---|
1264 | |
---|
1265 | state = get_typed_property_data (xdisplay, xwindow, |
---|
1266 | XA_WM_STATE, |
---|
1267 | XA_WM_STATE, |
---|
1268 | &size, 32); |
---|
1269 | iconified = state && state[0] == IconicState; |
---|
1270 | g_free (state); |
---|
1271 | if (iconified != task->iconified) |
---|
1272 | { |
---|
1273 | task->iconified = iconified; |
---|
1274 | ichanges |= GWMH_TASK_INFO_ICONIFIED; |
---|
1275 | } |
---|
1276 | } |
---|
1277 | |
---|
1278 | if (imask & GWMH_TASK_INFO_GHINTS) |
---|
1279 | { |
---|
1280 | guint32 *ghint_data; |
---|
1281 | GwmhHints ghints; |
---|
1282 | |
---|
1283 | ghint_data = get_typed_property_data (xdisplay, xwindow, |
---|
1284 | GWMHA_WIN_HINTS, |
---|
1285 | XA_CARDINAL, |
---|
1286 | &size, 32); |
---|
1287 | ghints = ghint_data ? ghint_data[0] : 0; |
---|
1288 | g_free (ghint_data); |
---|
1289 | if (task->ghints != ghints) |
---|
1290 | { |
---|
1291 | task->ghints = ghints; |
---|
1292 | ichanges |= GWMH_TASK_INFO_GHINTS; |
---|
1293 | } |
---|
1294 | } |
---|
1295 | |
---|
1296 | if (imask & GWMH_TASK_INFO_APP_STATE) |
---|
1297 | { |
---|
1298 | guint32 *state_data; |
---|
1299 | GnomeWinAppState app_state; |
---|
1300 | |
---|
1301 | state_data = get_typed_property_data (xdisplay, xwindow, |
---|
1302 | GWMHA_WIN_APP_STATE, |
---|
1303 | XA_CARDINAL, |
---|
1304 | &size, 32); |
---|
1305 | app_state = state_data ? state_data[0] : 0; |
---|
1306 | g_free (state_data); |
---|
1307 | if (app_state != task->app_state) |
---|
1308 | { |
---|
1309 | task->app_state = app_state; |
---|
1310 | ichanges |= GWMH_TASK_INFO_APP_STATE; |
---|
1311 | } |
---|
1312 | } |
---|
1313 | |
---|
1314 | if (imask & GWMH_TASK_INFO_DESKTOP) |
---|
1315 | { |
---|
1316 | guint desktop; |
---|
1317 | |
---|
1318 | if (!GWMH_TASK_STICKY (task)) |
---|
1319 | { |
---|
1320 | guint32 *indx = get_typed_property_data (xdisplay, xwindow, |
---|
1321 | GWMHA_WIN_WORKSPACE, |
---|
1322 | XA_CARDINAL, |
---|
1323 | &size, 32); |
---|
1324 | desktop = MIN (indx ? indx[0] : 0, gwmh_desk.n_desktops - 1); |
---|
1325 | g_free (indx); |
---|
1326 | } |
---|
1327 | else |
---|
1328 | desktop = gwmh_desk.current_desktop; |
---|
1329 | if (desktop != task->desktop) |
---|
1330 | { |
---|
1331 | task->last_desktop = task->desktop; |
---|
1332 | task->desktop = desktop; |
---|
1333 | ichanges |= GWMH_TASK_INFO_DESKTOP; |
---|
1334 | } |
---|
1335 | } |
---|
1336 | |
---|
1337 | if (imask & GWMH_TASK_INFO_AREA) |
---|
1338 | { |
---|
1339 | guint harea, varea; |
---|
1340 | |
---|
1341 | if (!GWMH_TASK_STICKY (task)) |
---|
1342 | { |
---|
1343 | guint32 *coords = get_typed_property_data (xdisplay, xwindow, |
---|
1344 | GWMHA_WIN_AREA, |
---|
1345 | XA_CARDINAL, |
---|
1346 | &size, 32); |
---|
1347 | harea = MIN (coords ? coords[0] : 0, gwmh_desk.n_hareas - 1); |
---|
1348 | varea = MIN (coords ? coords[1] : 0, gwmh_desk.n_vareas - 1); |
---|
1349 | g_free (coords); |
---|
1350 | } |
---|
1351 | else |
---|
1352 | { |
---|
1353 | harea = gwmh_desk.current_harea; |
---|
1354 | varea = gwmh_desk.current_varea; |
---|
1355 | } |
---|
1356 | if (task->harea != harea || task->varea != varea) |
---|
1357 | { |
---|
1358 | task->last_harea = task->harea; |
---|
1359 | task->last_varea = task->varea; |
---|
1360 | task->harea = harea; |
---|
1361 | task->varea = varea; |
---|
1362 | ichanges |= GWMH_TASK_INFO_AREA; |
---|
1363 | imask |= GWMH_TASK_INFO_ALLOCATION; |
---|
1364 | } |
---|
1365 | } |
---|
1366 | |
---|
1367 | if (imask & GWMH_TASK_INFO_LAYER) |
---|
1368 | { |
---|
1369 | guint32 *layer_data; |
---|
1370 | guint layer; |
---|
1371 | |
---|
1372 | layer_data = get_typed_property_data (xdisplay, xwindow, |
---|
1373 | GWMHA_WIN_LAYER, |
---|
1374 | XA_CARDINAL, |
---|
1375 | &size, 32); |
---|
1376 | layer = layer_data ? layer_data[0] : 0; |
---|
1377 | g_free (layer_data); |
---|
1378 | if (layer != task->layer) |
---|
1379 | { |
---|
1380 | task->last_layer = task->layer; |
---|
1381 | task->layer = layer; |
---|
1382 | ichanges |= GWMH_TASK_INFO_LAYER; |
---|
1383 | } |
---|
1384 | } |
---|
1385 | |
---|
1386 | if (imask & GWMH_TASK_INFO_ALLOCATION) |
---|
1387 | { |
---|
1388 | Window dummy_win; |
---|
1389 | gint x = 0, y = 0; |
---|
1390 | guint border, depth, width = 0, height = 0; |
---|
1391 | |
---|
1392 | if (imask & GWMH_TASK_INFO_FRAME_GEO) |
---|
1393 | { |
---|
1394 | XGetGeometry (xdisplay, task->xframe, |
---|
1395 | &dummy_win, |
---|
1396 | &x, &y, |
---|
1397 | &width, &height, |
---|
1398 | &border, &depth); |
---|
1399 | XTranslateCoordinates (xdisplay, task->xframe, |
---|
1400 | TASK_XROOT (task), |
---|
1401 | 0, 0, |
---|
1402 | &x, &y, |
---|
1403 | &dummy_win); |
---|
1404 | if (task->frame_x != x || task->frame_y != y || |
---|
1405 | task->frame_width != width || task->frame_height != height) |
---|
1406 | { |
---|
1407 | task->frame_x = x; |
---|
1408 | task->frame_y = y; |
---|
1409 | task->frame_width = width; |
---|
1410 | task->frame_height = height; |
---|
1411 | ichanges |= GWMH_TASK_INFO_FRAME_GEO; |
---|
1412 | } |
---|
1413 | } |
---|
1414 | if (imask & GWMH_TASK_INFO_WIN_GEO) |
---|
1415 | { |
---|
1416 | x = 0; |
---|
1417 | y = 0; |
---|
1418 | width = 0; |
---|
1419 | height = 0; |
---|
1420 | XGetGeometry (xdisplay, task->xwin, |
---|
1421 | &dummy_win, |
---|
1422 | &x, &y, |
---|
1423 | &width, &height, |
---|
1424 | &border, &depth); |
---|
1425 | XTranslateCoordinates (xdisplay, task->xwin, |
---|
1426 | TASK_XROOT (task), |
---|
1427 | 0, 0, |
---|
1428 | &x, &y, |
---|
1429 | &dummy_win); |
---|
1430 | if (task->win_x != x || task->win_y != y || |
---|
1431 | task->win_width != width || task->win_height != height) |
---|
1432 | { |
---|
1433 | task->win_x = x; |
---|
1434 | task->win_y = y; |
---|
1435 | task->win_width = width; |
---|
1436 | task->win_height = height; |
---|
1437 | ichanges |= GWMH_TASK_INFO_WIN_GEO; |
---|
1438 | } |
---|
1439 | } |
---|
1440 | } |
---|
1441 | |
---|
1442 | if (imask & GWMH_TASK_INFO_UNOTIFY) |
---|
1443 | { |
---|
1444 | ichanges |= imask & GWMH_TASK_INFO_UNOTIFY; |
---|
1445 | } |
---|
1446 | |
---|
1447 | gdk_error_trap_pop (); |
---|
1448 | |
---|
1449 | #if 0 |
---|
1450 | if (GWMH_TASK_STICKY (task)) |
---|
1451 | g_print ("sticky window %ld (%d:%d,%d) has frame %ld at %d, %d, %d, %d\n", |
---|
1452 | task->xwin, |
---|
1453 | task->desktop, task->harea, task->varea, |
---|
1454 | task->xframe, |
---|
1455 | task->frame_x, task->frame_y, |
---|
1456 | task->frame_width, task->frame_height); |
---|
1457 | #endif |
---|
1458 | |
---|
1459 | was_queued = GWMH_TASK_UPDATE_QUEUED (task); |
---|
1460 | task->imask_queued &= ~imask; |
---|
1461 | if (skip_notify) |
---|
1462 | task->imask_notify |= ichanges; |
---|
1463 | else |
---|
1464 | { |
---|
1465 | ichanges |= task->imask_notify; |
---|
1466 | task->imask_notify = 0; |
---|
1467 | } |
---|
1468 | |
---|
1469 | if (was_queued && !GWMH_TASK_UPDATE_QUEUED (task)) |
---|
1470 | gwmh_task_update_queue = g_slist_remove (gwmh_task_update_queue, task); |
---|
1471 | |
---|
1472 | if (!skip_notify && ichanges) |
---|
1473 | gwmh_task_notify (task, GWMH_NOTIFY_INFO_CHANGED, ichanges); |
---|
1474 | |
---|
1475 | return TRUE; |
---|
1476 | } |
---|
1477 | |
---|
1478 | static gboolean |
---|
1479 | gwmh_idle_handler (gpointer data) |
---|
1480 | { |
---|
1481 | if (gwmh_need_reboot) |
---|
1482 | { |
---|
1483 | gwmh_need_reboot = FALSE; |
---|
1484 | gwmh_idle_handler_id = 0; |
---|
1485 | gwmh_init (); |
---|
1486 | return FALSE; |
---|
1487 | } |
---|
1488 | |
---|
1489 | if (gwmh_desk_update_queued) |
---|
1490 | gwmh_desk_update (gwmh_desk_update_queued); |
---|
1491 | |
---|
1492 | while (gwmh_task_update_queue) |
---|
1493 | { |
---|
1494 | GSList *node = gwmh_task_update_queue; |
---|
1495 | GwmhTask *task = node->data; |
---|
1496 | GwmhTaskInfoMask imask = task->imask_queued; |
---|
1497 | |
---|
1498 | gwmh_task_update_queue = node->next; |
---|
1499 | g_slist_free_1 (node); |
---|
1500 | |
---|
1501 | task->imask_queued = 0; |
---|
1502 | gwmh_task_update (task, imask, FALSE); |
---|
1503 | } |
---|
1504 | |
---|
1505 | gwmh_idle_handler_id = 0; |
---|
1506 | |
---|
1507 | if (gwmh_desk_update_queued) |
---|
1508 | gwmh_desk_update (gwmh_desk_update_queued); |
---|
1509 | |
---|
1510 | return FALSE; |
---|
1511 | } |
---|
1512 | |
---|
1513 | void |
---|
1514 | gwmh_desk_queue_update (GwmhDeskInfoMask imask) |
---|
1515 | { |
---|
1516 | gwmh_task_queue_full (NULL, 0, 0); |
---|
1517 | |
---|
1518 | gwmh_desk_update_queued |= imask; |
---|
1519 | } |
---|
1520 | |
---|
1521 | static void |
---|
1522 | gwmh_task_queue_full (GwmhTask *task, |
---|
1523 | GwmhTaskInfoMask imask, |
---|
1524 | GwmhTaskInfoMask notify_mask) |
---|
1525 | { |
---|
1526 | if (!gwmh_idle_handler_id) |
---|
1527 | gwmh_idle_handler_id = gtk_idle_add_priority (GWMH_PRIORITY_UPDATE, |
---|
1528 | gwmh_idle_handler, |
---|
1529 | NULL); |
---|
1530 | if (task) |
---|
1531 | { |
---|
1532 | gboolean was_queued = GWMH_TASK_UPDATE_QUEUED (task); |
---|
1533 | |
---|
1534 | task->imask_queued |= imask; |
---|
1535 | task->imask_notify |= notify_mask; |
---|
1536 | |
---|
1537 | if (!was_queued && GWMH_TASK_UPDATE_QUEUED (task)) |
---|
1538 | gwmh_task_update_queue = g_slist_prepend (gwmh_task_update_queue, task); |
---|
1539 | } |
---|
1540 | } |
---|
1541 | |
---|
1542 | void |
---|
1543 | gwmh_task_queue_update (GwmhTask *task, |
---|
1544 | GwmhTaskInfoMask imask) |
---|
1545 | { |
---|
1546 | g_return_if_fail (task != NULL); |
---|
1547 | |
---|
1548 | gwmh_task_queue_full (task, imask, 0); |
---|
1549 | } |
---|
1550 | |
---|
1551 | guint |
---|
1552 | gwmh_desk_notifier_add (GwmhDeskNotifierFunc func, |
---|
1553 | gpointer func_data) |
---|
1554 | { |
---|
1555 | GHook *hook; |
---|
1556 | |
---|
1557 | g_return_val_if_fail (func != NULL, 0); |
---|
1558 | |
---|
1559 | hook = g_hook_alloc (&gwmh_desk_hook_list); |
---|
1560 | hook->func = func; |
---|
1561 | hook->data = func_data; |
---|
1562 | g_hook_prepend (&gwmh_desk_hook_list, hook); |
---|
1563 | |
---|
1564 | return hook->hook_id; |
---|
1565 | } |
---|
1566 | |
---|
1567 | guint |
---|
1568 | gwmh_task_notifier_add (GwmhTaskNotifierFunc func, |
---|
1569 | gpointer func_data) |
---|
1570 | { |
---|
1571 | GHook *hook; |
---|
1572 | |
---|
1573 | g_return_val_if_fail (func != NULL, 0); |
---|
1574 | |
---|
1575 | hook = g_hook_alloc (&gwmh_task_hook_list); |
---|
1576 | hook->func = func; |
---|
1577 | hook->data = func_data; |
---|
1578 | g_hook_prepend (&gwmh_task_hook_list, hook); |
---|
1579 | |
---|
1580 | return hook->hook_id; |
---|
1581 | } |
---|
1582 | |
---|
1583 | void |
---|
1584 | gwmh_desk_notifier_remove (guint id) |
---|
1585 | { |
---|
1586 | g_return_if_fail (id > 0); |
---|
1587 | |
---|
1588 | if (!g_hook_destroy (&gwmh_desk_hook_list, id)) |
---|
1589 | g_warning (G_GNUC_PRETTY_FUNCTION "(): unable to remove notifier (%d)", |
---|
1590 | id); |
---|
1591 | } |
---|
1592 | |
---|
1593 | void |
---|
1594 | gwmh_task_notifier_remove (guint id) |
---|
1595 | { |
---|
1596 | g_return_if_fail (id > 0); |
---|
1597 | |
---|
1598 | if (!g_hook_destroy (&gwmh_task_hook_list, id)) |
---|
1599 | g_warning (G_GNUC_PRETTY_FUNCTION "(): unable to remove notifier (%d)", |
---|
1600 | id); |
---|
1601 | } |
---|
1602 | |
---|
1603 | static gboolean |
---|
1604 | match_hook (GHook *hook, |
---|
1605 | gpointer data_p) |
---|
1606 | { |
---|
1607 | gpointer *data = data_p; |
---|
1608 | |
---|
1609 | return hook->func == data[0] && hook->data == data[1]; |
---|
1610 | } |
---|
1611 | |
---|
1612 | void |
---|
1613 | gwmh_desk_notifier_remove_func (GwmhDeskNotifierFunc func, |
---|
1614 | gpointer func_data) |
---|
1615 | { |
---|
1616 | GHook *hook; |
---|
1617 | gpointer data[2]; |
---|
1618 | |
---|
1619 | g_return_if_fail (func != NULL); |
---|
1620 | |
---|
1621 | data[0] = func; |
---|
1622 | data[1] = func_data; |
---|
1623 | hook = g_hook_find (&gwmh_desk_hook_list, TRUE, match_hook, data); |
---|
1624 | if (hook) |
---|
1625 | g_hook_destroy_link (&gwmh_desk_hook_list, hook); |
---|
1626 | else |
---|
1627 | g_warning (G_GNUC_PRETTY_FUNCTION "(): unable to remove notifier <%p> (%p)", |
---|
1628 | func, func_data); |
---|
1629 | } |
---|
1630 | |
---|
1631 | void |
---|
1632 | gwmh_task_notifier_remove_func (GwmhTaskNotifierFunc func, |
---|
1633 | gpointer func_data) |
---|
1634 | { |
---|
1635 | GHook *hook; |
---|
1636 | gpointer data[2]; |
---|
1637 | |
---|
1638 | g_return_if_fail (func != NULL); |
---|
1639 | |
---|
1640 | data[0] = func; |
---|
1641 | data[1] = func_data; |
---|
1642 | hook = g_hook_find (&gwmh_task_hook_list, TRUE, match_hook, data); |
---|
1643 | if (hook) |
---|
1644 | g_hook_destroy_link (&gwmh_task_hook_list, hook); |
---|
1645 | else |
---|
1646 | g_warning (G_GNUC_PRETTY_FUNCTION "(): unable to remove notifier <%p> (%p)", |
---|
1647 | func, func_data); |
---|
1648 | } |
---|
1649 | |
---|
1650 | static gboolean |
---|
1651 | desk_marshaller (GHook *hook, |
---|
1652 | gpointer data_p) |
---|
1653 | { |
---|
1654 | gpointer *data = data_p; |
---|
1655 | GwmhDeskNotifierFunc func = hook->func; |
---|
1656 | |
---|
1657 | return func (hook->data, |
---|
1658 | &gwmh_desk, |
---|
1659 | GPOINTER_TO_UINT (data[0])); |
---|
1660 | } |
---|
1661 | |
---|
1662 | static void |
---|
1663 | gwmh_desk_notify (GwmhDeskInfoMask imask) |
---|
1664 | { |
---|
1665 | gpointer data[1]; |
---|
1666 | |
---|
1667 | data[0] = GUINT_TO_POINTER (imask); |
---|
1668 | |
---|
1669 | g_hook_list_marshal_check (&gwmh_desk_hook_list, TRUE, desk_marshaller, data); |
---|
1670 | } |
---|
1671 | |
---|
1672 | static gboolean |
---|
1673 | task_marshaller (GHook *hook, |
---|
1674 | gpointer data_p) |
---|
1675 | { |
---|
1676 | gpointer *data = data_p; |
---|
1677 | GwmhTaskNotifierFunc func = hook->func; |
---|
1678 | |
---|
1679 | return func (hook->data, |
---|
1680 | data[0], |
---|
1681 | GPOINTER_TO_UINT (data[1]), |
---|
1682 | GPOINTER_TO_UINT (data[2])); |
---|
1683 | } |
---|
1684 | |
---|
1685 | static void |
---|
1686 | gwmh_task_notify (GwmhTask *task, |
---|
1687 | GwmhTaskNotifyType ntype, |
---|
1688 | GwmhTaskInfoMask imask) |
---|
1689 | { |
---|
1690 | gpointer data[3]; |
---|
1691 | |
---|
1692 | g_return_if_fail (task != NULL); |
---|
1693 | g_return_if_fail (ntype < GWMH_NOTIFY_LAST); |
---|
1694 | |
---|
1695 | data[0] = task; |
---|
1696 | data[1] = GUINT_TO_POINTER (ntype); |
---|
1697 | data[2] = ntype == GWMH_NOTIFY_INFO_CHANGED ? GUINT_TO_POINTER (imask) : 0; |
---|
1698 | |
---|
1699 | g_hook_list_marshal_check (&gwmh_task_hook_list, TRUE, task_marshaller, data); |
---|
1700 | } |
---|
1701 | |
---|
1702 | static GwmhTask* |
---|
1703 | task_new (GdkWindow *window) |
---|
1704 | { |
---|
1705 | GwmhTask *task; |
---|
1706 | XWindowAttributes attribs; |
---|
1707 | |
---|
1708 | g_return_val_if_fail (window != NULL, NULL); |
---|
1709 | |
---|
1710 | task = g_new0 (GwmhTask, 1); |
---|
1711 | gwmh_desk.client_list = g_list_prepend (gwmh_desk.client_list, task); |
---|
1712 | task->name = NULL; |
---|
1713 | task->icon_name = NULL; |
---|
1714 | task->frame_x = -1; |
---|
1715 | task->frame_y = -1; |
---|
1716 | task->win_x = -1; |
---|
1717 | task->win_y = -1; |
---|
1718 | task->gdkwindow = window; |
---|
1719 | gdk_window_ref (window); |
---|
1720 | task->gdkframe = NULL; |
---|
1721 | g_datalist_init (&task->datalist); |
---|
1722 | task->xwin = GDK_WINDOW_XWINDOW (window); |
---|
1723 | |
---|
1724 | /* monitor events on the GdkWindow */ |
---|
1725 | if (task->gdkwindow) |
---|
1726 | gdk_window_add_filter (task->gdkwindow, task_event_monitor, task); |
---|
1727 | /* select events */ |
---|
1728 | gdk_error_trap_push (); |
---|
1729 | XGetWindowAttributes (GDK_DISPLAY (), task->xwin, &attribs); |
---|
1730 | XSelectInput (GDK_DISPLAY (), |
---|
1731 | task->xwin, |
---|
1732 | attribs.your_event_mask | |
---|
1733 | PropertyChangeMask | |
---|
1734 | FocusChangeMask | |
---|
1735 | StructureNotifyMask); |
---|
1736 | gwmh_sync (); |
---|
1737 | gdk_error_trap_pop (); |
---|
1738 | |
---|
1739 | /* gwmh_task_update () will do this for us: |
---|
1740 | * get_task_root_and_frame (task); |
---|
1741 | */ |
---|
1742 | if (gwmh_task_update (task, GWMH_TASK_INFO_ALL, TRUE)) |
---|
1743 | { |
---|
1744 | gwmh_task_notify (task, GWMH_NOTIFY_NEW, 0); |
---|
1745 | gwmh_task_update (task, 0, FALSE); |
---|
1746 | |
---|
1747 | return task; |
---|
1748 | } |
---|
1749 | else |
---|
1750 | { |
---|
1751 | task_delete (task); |
---|
1752 | |
---|
1753 | return NULL; |
---|
1754 | } |
---|
1755 | } |
---|
1756 | |
---|
1757 | static void |
---|
1758 | task_delete (GwmhTask *task) |
---|
1759 | { |
---|
1760 | GSList *list, *wlist = NULL; |
---|
1761 | |
---|
1762 | g_return_if_fail (g_list_find (gwmh_desk.client_list, task)); |
---|
1763 | |
---|
1764 | /* reset event masks for still existing windows */ |
---|
1765 | wlist = g_slist_prepend (wlist, gdk_window_ref_from_xid (task->xframe)); |
---|
1766 | wlist = g_slist_prepend (wlist, gdk_window_ref_from_xid (task->xwin)); |
---|
1767 | gdk_error_trap_push (); |
---|
1768 | for (list = wlist; list; list = list->next) |
---|
1769 | { |
---|
1770 | GdkWindow *window = list->data; |
---|
1771 | |
---|
1772 | if (window) |
---|
1773 | { |
---|
1774 | if (GDK_WINDOW_IS_FOREIGN (window) && |
---|
1775 | !GDK_WINDOW_IS_DESTROYED (window)) |
---|
1776 | { |
---|
1777 | XWindowAttributes attribs = { 0, }; |
---|
1778 | |
---|
1779 | XGetWindowAttributes (GDK_WINDOW_XDISPLAY (window), |
---|
1780 | GDK_WINDOW_XWINDOW (window), |
---|
1781 | &attribs); |
---|
1782 | XSelectInput (GDK_WINDOW_XDISPLAY (window), |
---|
1783 | GDK_WINDOW_XWINDOW (window), |
---|
1784 | attribs.your_event_mask & |
---|
1785 | ~(StructureNotifyMask | FocusChangeMask | PropertyChangeMask)); |
---|
1786 | } |
---|
1787 | gdk_window_unref (window); |
---|
1788 | } |
---|
1789 | } |
---|
1790 | gwmh_sync (); |
---|
1791 | g_slist_free (wlist); |
---|
1792 | gdk_error_trap_pop (); |
---|
1793 | |
---|
1794 | gwmh_task_notify (task, GWMH_NOTIFY_DESTROY, 0); |
---|
1795 | g_datalist_clear (&task->datalist); |
---|
1796 | |
---|
1797 | gdk_window_remove_filter (task->gdkwindow, task_event_monitor, task); |
---|
1798 | gdk_window_unref (task->gdkwindow); |
---|
1799 | if (task->gdkframe) |
---|
1800 | { |
---|
1801 | gdk_window_remove_filter (task->gdkframe, task_event_monitor_frame_wrapper, task); |
---|
1802 | gdk_window_unref (task->gdkframe); |
---|
1803 | } |
---|
1804 | if (task->sroot) |
---|
1805 | gstc_parent_delete_watch (task->sroot); |
---|
1806 | if (GWMH_TASK_UPDATE_QUEUED (task)) |
---|
1807 | gwmh_task_update_queue = g_slist_remove (gwmh_task_update_queue, task); |
---|
1808 | gwmh_desk.client_list = g_list_remove (gwmh_desk.client_list, task); |
---|
1809 | g_free (task->name); |
---|
1810 | task->name = "DELETED"; |
---|
1811 | g_free (task->icon_name); |
---|
1812 | task->icon_name = NULL; |
---|
1813 | |
---|
1814 | if (g_list_find (gwmh_desk.client_list, task)) |
---|
1815 | g_error ("deleted task still in client_list\n"); /* FIXME */ |
---|
1816 | if (g_slist_find (gwmh_task_update_queue, task)) |
---|
1817 | g_error ("deleted task still in queue\n"); /* FIXME */ |
---|
1818 | |
---|
1819 | g_free (task); |
---|
1820 | } |
---|
1821 | |
---|
1822 | static gboolean |
---|
1823 | client_list_sync (guint32 *xwindow_ids, |
---|
1824 | guint n_ids) |
---|
1825 | { |
---|
1826 | guint i; |
---|
1827 | GList *node, *client_list = NULL; |
---|
1828 | gboolean clients_changed = FALSE; |
---|
1829 | |
---|
1830 | node = gwmh_desk.client_list; |
---|
1831 | while (node) |
---|
1832 | { |
---|
1833 | GwmhTask *task = node->data; |
---|
1834 | gboolean found_client = FALSE; |
---|
1835 | |
---|
1836 | node = node->next; |
---|
1837 | |
---|
1838 | for (i = 0; i < n_ids; i++) |
---|
1839 | if (xwindow_ids[i] == task->xwin) |
---|
1840 | { |
---|
1841 | n_ids--; |
---|
1842 | xwindow_ids[i] = xwindow_ids[n_ids]; |
---|
1843 | client_list = g_list_prepend (client_list, task); |
---|
1844 | found_client = TRUE; |
---|
1845 | break; |
---|
1846 | } |
---|
1847 | if (!found_client) |
---|
1848 | { |
---|
1849 | task_delete (task); |
---|
1850 | clients_changed = TRUE; |
---|
1851 | } |
---|
1852 | } |
---|
1853 | |
---|
1854 | for (i = 0; i < n_ids; i++) |
---|
1855 | { |
---|
1856 | GdkWindow *window = gdk_window_ref_from_xid (xwindow_ids[i]); |
---|
1857 | |
---|
1858 | if (window) |
---|
1859 | { |
---|
1860 | GwmhTask *task = task_new (window); |
---|
1861 | |
---|
1862 | if (task) |
---|
1863 | { |
---|
1864 | client_list = g_list_prepend (client_list, task); |
---|
1865 | clients_changed = TRUE; |
---|
1866 | } |
---|
1867 | gdk_window_unref (window); |
---|
1868 | } |
---|
1869 | } |
---|
1870 | |
---|
1871 | g_assert (g_list_length (gwmh_desk.client_list) == g_list_length (client_list)); /* FIXME */ |
---|
1872 | if (clients_changed) |
---|
1873 | { |
---|
1874 | g_list_free (gwmh_desk.client_list); |
---|
1875 | gwmh_desk.client_list = client_list; |
---|
1876 | } |
---|
1877 | else |
---|
1878 | g_list_free (client_list); |
---|
1879 | |
---|
1880 | return clients_changed; |
---|
1881 | } |
---|
1882 | |
---|
1883 | GwmhTask* |
---|
1884 | gwmh_task_from_window (GdkWindow *window) |
---|
1885 | { |
---|
1886 | GList *node; |
---|
1887 | |
---|
1888 | g_return_val_if_fail (window != NULL, NULL); |
---|
1889 | |
---|
1890 | for (node = gwmh_desk.client_list; node; node = node->next) |
---|
1891 | { |
---|
1892 | GwmhTask *task = node->data; |
---|
1893 | |
---|
1894 | if (task->gdkwindow == window) |
---|
1895 | return task; |
---|
1896 | } |
---|
1897 | |
---|
1898 | return NULL; |
---|
1899 | } |
---|
1900 | |
---|
1901 | void |
---|
1902 | gwmh_task_set_qdata_full (GwmhTask *task, |
---|
1903 | GQuark quark, |
---|
1904 | gpointer data, |
---|
1905 | GDestroyNotify destroy) |
---|
1906 | { |
---|
1907 | g_return_if_fail (task != NULL); |
---|
1908 | |
---|
1909 | g_datalist_id_set_data_full (&task->datalist, quark, data, destroy); |
---|
1910 | } |
---|
1911 | |
---|
1912 | gpointer |
---|
1913 | gwmh_task_get_qdata (GwmhTask *task, |
---|
1914 | GQuark quark) |
---|
1915 | { |
---|
1916 | g_return_val_if_fail (task != NULL, NULL); |
---|
1917 | |
---|
1918 | return g_datalist_id_get_data (&task->datalist, quark); |
---|
1919 | } |
---|
1920 | |
---|
1921 | gpointer |
---|
1922 | gwmh_task_steal_qdata (GwmhTask *task, |
---|
1923 | GQuark quark) |
---|
1924 | { |
---|
1925 | gpointer data; |
---|
1926 | |
---|
1927 | g_return_val_if_fail (task != NULL, NULL); |
---|
1928 | |
---|
1929 | data = g_datalist_id_get_data (&task->datalist, quark); |
---|
1930 | if (data) |
---|
1931 | g_datalist_id_remove_no_notify (&task->datalist, quark); |
---|
1932 | |
---|
1933 | return data; |
---|
1934 | } |
---|
1935 | |
---|
1936 | void |
---|
1937 | gwmh_task_kill (GwmhTask *task) |
---|
1938 | { |
---|
1939 | g_return_if_fail (task != NULL); |
---|
1940 | |
---|
1941 | gdk_error_trap_push (); |
---|
1942 | XKillClient (GDK_DISPLAY (), task->xwin); |
---|
1943 | gwmh_sync (); |
---|
1944 | gdk_error_trap_pop (); |
---|
1945 | } |
---|
1946 | |
---|
1947 | void |
---|
1948 | gwmh_task_get_frame_area_pos (GwmhTask *task, |
---|
1949 | gint *x_p, |
---|
1950 | gint *y_p) |
---|
1951 | |
---|
1952 | { |
---|
1953 | gint x, y; |
---|
1954 | gint swidth = gdk_screen_width (); |
---|
1955 | gint sheight = gdk_screen_height (); |
---|
1956 | |
---|
1957 | g_return_if_fail (task != NULL); |
---|
1958 | |
---|
1959 | /* convert from current_area relative into task->area relative */ |
---|
1960 | |
---|
1961 | x = task->frame_x + (gwmh_harea_cache[task->desktop] - task->harea) * swidth; |
---|
1962 | y = task->frame_y + (gwmh_varea_cache[task->desktop] - task->varea) * sheight; |
---|
1963 | if (x_p) |
---|
1964 | *x_p = x; |
---|
1965 | if (y_p) |
---|
1966 | *y_p = y; |
---|
1967 | } |
---|
1968 | |
---|
1969 | gboolean |
---|
1970 | gwmh_task_close (GwmhTask *task) |
---|
1971 | { |
---|
1972 | gboolean can_delete = FALSE; |
---|
1973 | |
---|
1974 | g_return_val_if_fail (task != NULL, FALSE); |
---|
1975 | |
---|
1976 | can_delete = wm_protocol_check_support (task->xwin, XA_WM_DELETE_WINDOW); |
---|
1977 | |
---|
1978 | if (can_delete) |
---|
1979 | can_delete = send_client_message_2L (task->xwin, task->xwin, |
---|
1980 | XA_WM_PROTOCOLS, |
---|
1981 | 0, |
---|
1982 | XA_WM_DELETE_WINDOW, CurrentTime); |
---|
1983 | |
---|
1984 | return can_delete; |
---|
1985 | } |
---|
1986 | |
---|
1987 | void |
---|
1988 | gwmh_task_iconify (GwmhTask *task) |
---|
1989 | { |
---|
1990 | g_return_if_fail (task != NULL); |
---|
1991 | |
---|
1992 | gdk_error_trap_push (); |
---|
1993 | XIconifyWindow (GDK_DISPLAY (), task->xwin, DefaultScreen (GDK_DISPLAY ())); |
---|
1994 | gwmh_sync (); |
---|
1995 | gdk_error_trap_pop (); |
---|
1996 | } |
---|
1997 | |
---|
1998 | void |
---|
1999 | gwmh_task_deiconify (GwmhTask *task) |
---|
2000 | { |
---|
2001 | g_return_if_fail (task != NULL); |
---|
2002 | |
---|
2003 | if (gwmh_task_update (task, GWMH_TASK_INFO_ICONIFIED, FALSE) && |
---|
2004 | GWMH_TASK_ICONIFIED (task)) |
---|
2005 | { |
---|
2006 | gdk_error_trap_push (); |
---|
2007 | |
---|
2008 | XMapWindow (GDK_DISPLAY (), task->xwin); |
---|
2009 | |
---|
2010 | gwmh_sync (); |
---|
2011 | gdk_error_trap_pop (); |
---|
2012 | } |
---|
2013 | } |
---|
2014 | |
---|
2015 | void |
---|
2016 | gwmh_task_focus (GwmhTask *task) |
---|
2017 | { |
---|
2018 | g_return_if_fail (task != NULL); |
---|
2019 | |
---|
2020 | if (!gwmh_task_update (task, GWMH_TASK_INFO_FOCUSED, FALSE)) |
---|
2021 | return; |
---|
2022 | |
---|
2023 | if (wm_protocol_check_support (task->xwin, XA_WM_TAKE_FOCUS)) |
---|
2024 | send_client_message_2L (task->xwin, task->xwin, |
---|
2025 | XA_WM_PROTOCOLS, |
---|
2026 | 0, |
---|
2027 | XA_WM_TAKE_FOCUS, CurrentTime); |
---|
2028 | |
---|
2029 | if (!GWMH_TASK_FOCUSED (task)) |
---|
2030 | { |
---|
2031 | gdk_error_trap_push (); |
---|
2032 | |
---|
2033 | XSetInputFocus (GDK_DISPLAY (), task->xwin, RevertToPointerRoot, CurrentTime); |
---|
2034 | |
---|
2035 | gwmh_sync (); |
---|
2036 | gdk_error_trap_pop (); |
---|
2037 | } |
---|
2038 | } |
---|
2039 | |
---|
2040 | void |
---|
2041 | gwmh_task_show (GwmhTask *task) |
---|
2042 | { |
---|
2043 | g_return_if_fail (task != NULL); |
---|
2044 | |
---|
2045 | if (!gwmh_task_update (task, |
---|
2046 | (GWMH_TASK_INFO_ICONIFIED | |
---|
2047 | GWMH_TASK_INFO_FOCUSED | |
---|
2048 | GWMH_TASK_INFO_GSTATE), |
---|
2049 | FALSE)) |
---|
2050 | return; |
---|
2051 | |
---|
2052 | if (!GWMH_TASK_SKIP_FOCUS (task) && |
---|
2053 | wm_protocol_check_support (task->xwin, XA_WM_TAKE_FOCUS)) |
---|
2054 | send_client_message_2L (task->xwin, task->xwin, |
---|
2055 | XA_WM_PROTOCOLS, |
---|
2056 | 0, |
---|
2057 | XA_WM_TAKE_FOCUS, CurrentTime); |
---|
2058 | |
---|
2059 | gdk_error_trap_push (); |
---|
2060 | |
---|
2061 | if (GWMH_TASK_ICONIFIED (task)) |
---|
2062 | XMapWindow (GDK_DISPLAY (), task->xwin); |
---|
2063 | if (!GWMH_TASK_SKIP_FOCUS (task) && !GWMH_TASK_FOCUSED (task)) |
---|
2064 | XSetInputFocus (GDK_DISPLAY (), task->xwin, RevertToPointerRoot, CurrentTime); |
---|
2065 | XRaiseWindow (GDK_DISPLAY (), task->xwin); |
---|
2066 | if (GWMH_TASK_SHADED (task)) |
---|
2067 | send_client_message_3L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2068 | GWMHA_WIN_STATE, |
---|
2069 | SubstructureNotifyMask, |
---|
2070 | GWMH_STATE_SHADED, 0, CurrentTime); |
---|
2071 | |
---|
2072 | gwmh_sync (); |
---|
2073 | |
---|
2074 | gdk_error_trap_pop (); |
---|
2075 | } |
---|
2076 | |
---|
2077 | void |
---|
2078 | gwmh_task_raise (GwmhTask *task) |
---|
2079 | { |
---|
2080 | g_return_if_fail (task != NULL); |
---|
2081 | |
---|
2082 | gdk_error_trap_push (); |
---|
2083 | |
---|
2084 | XRaiseWindow (GDK_DISPLAY (), task->xwin); |
---|
2085 | gwmh_sync (); |
---|
2086 | |
---|
2087 | gdk_error_trap_pop (); |
---|
2088 | } |
---|
2089 | |
---|
2090 | void |
---|
2091 | gwmh_task_set_gstate_flags (GwmhTask *task, |
---|
2092 | GwmhState flags) |
---|
2093 | { |
---|
2094 | g_return_if_fail (task != NULL); |
---|
2095 | |
---|
2096 | if (!gwmh_task_update (task, GWMH_TASK_INFO_GSTATE, FALSE)) |
---|
2097 | return; |
---|
2098 | |
---|
2099 | if ((GWMH_TASK_GSTATE (task) & flags) != flags) |
---|
2100 | send_client_message_3L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2101 | GWMHA_WIN_STATE, |
---|
2102 | SubstructureNotifyMask, |
---|
2103 | flags, flags, CurrentTime); |
---|
2104 | } |
---|
2105 | |
---|
2106 | void |
---|
2107 | gwmh_task_unset_gstate_flags (GwmhTask *task, |
---|
2108 | GwmhState flags) |
---|
2109 | { |
---|
2110 | g_return_if_fail (task != NULL); |
---|
2111 | |
---|
2112 | if (!gwmh_task_update (task, GWMH_TASK_INFO_GSTATE, FALSE)) |
---|
2113 | return; |
---|
2114 | |
---|
2115 | if (GWMH_TASK_GSTATE (task) & flags) |
---|
2116 | send_client_message_3L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2117 | GWMHA_WIN_STATE, |
---|
2118 | SubstructureNotifyMask, |
---|
2119 | flags, 0, CurrentTime); |
---|
2120 | } |
---|
2121 | |
---|
2122 | void |
---|
2123 | gwmh_task_set_ghint_flags (GwmhTask *task, |
---|
2124 | GwmhHints flags) |
---|
2125 | { |
---|
2126 | g_return_if_fail (task != NULL); |
---|
2127 | |
---|
2128 | if (!gwmh_task_update (task, GWMH_TASK_INFO_GHINTS, FALSE)) |
---|
2129 | return; |
---|
2130 | |
---|
2131 | if ((GWMH_TASK_GHINTS (task) & flags) != flags) |
---|
2132 | send_client_message_3L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2133 | GWMHA_WIN_HINTS, |
---|
2134 | SubstructureNotifyMask, |
---|
2135 | flags, flags, CurrentTime); |
---|
2136 | } |
---|
2137 | |
---|
2138 | void |
---|
2139 | gwmh_task_unset_ghint_flags (GwmhTask *task, |
---|
2140 | GwmhHints flags) |
---|
2141 | { |
---|
2142 | g_return_if_fail (task != NULL); |
---|
2143 | |
---|
2144 | if (!gwmh_task_update (task, GWMH_TASK_INFO_GHINTS, FALSE)) |
---|
2145 | return; |
---|
2146 | |
---|
2147 | if (GWMH_TASK_GHINTS (task) & flags) |
---|
2148 | send_client_message_3L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2149 | GWMHA_WIN_HINTS, |
---|
2150 | SubstructureNotifyMask, |
---|
2151 | flags, 0, CurrentTime); |
---|
2152 | } |
---|
2153 | |
---|
2154 | void |
---|
2155 | gwmh_task_set_app_state (GwmhTask *task, |
---|
2156 | GnomeWinAppState app_state) |
---|
2157 | { |
---|
2158 | g_return_if_fail (task != NULL); |
---|
2159 | |
---|
2160 | if (!gwmh_task_update (task, GWMH_TASK_INFO_APP_STATE, FALSE)) |
---|
2161 | return; |
---|
2162 | |
---|
2163 | if (GWMH_TASK_APP_STATE (task) != app_state) |
---|
2164 | send_client_message_2L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2165 | GWMHA_WIN_APP_STATE, |
---|
2166 | SubstructureNotifyMask, |
---|
2167 | app_state, CurrentTime); |
---|
2168 | } |
---|
2169 | |
---|
2170 | void |
---|
2171 | gwmh_task_get_mini_icon (GwmhTask *task, |
---|
2172 | GdkPixmap **pixmap, |
---|
2173 | GdkBitmap **mask) |
---|
2174 | { |
---|
2175 | GdkGC *gc; |
---|
2176 | GdkGCPrivate *gc_private; |
---|
2177 | GdkPixmapPrivate *private; |
---|
2178 | guint32 *atomdata; |
---|
2179 | Window xwindow = task->xwin; |
---|
2180 | Window root; |
---|
2181 | int x, y; |
---|
2182 | guint b, width, height, depth; |
---|
2183 | gint size; |
---|
2184 | Display *xdisplay; |
---|
2185 | |
---|
2186 | g_return_if_fail (task != NULL); |
---|
2187 | g_return_if_fail (pixmap != NULL); |
---|
2188 | g_return_if_fail (mask != NULL); |
---|
2189 | |
---|
2190 | xdisplay = GDK_WINDOW_XDISPLAY (task->gdkwindow); |
---|
2191 | |
---|
2192 | atomdata = get_typed_property_data (xdisplay, |
---|
2193 | xwindow, |
---|
2194 | XA_KWM_WIN_ICON, |
---|
2195 | XA_KWM_WIN_ICON, |
---|
2196 | &size, |
---|
2197 | 32); |
---|
2198 | if (!atomdata || !atomdata[0] || !size) |
---|
2199 | { |
---|
2200 | *pixmap = NULL; |
---|
2201 | *mask = NULL; |
---|
2202 | |
---|
2203 | return; |
---|
2204 | } |
---|
2205 | |
---|
2206 | /* Get icon size and depth */ |
---|
2207 | XGetGeometry (xdisplay, (Drawable) atomdata[0], &root, &x, &y, |
---|
2208 | &width, &height, &b, &depth); |
---|
2209 | |
---|
2210 | /* Create a new GdkPixmap and copy the mini icon pixmap to it */ |
---|
2211 | *pixmap = gdk_pixmap_new (NULL, width, height, depth); |
---|
2212 | gc = gdk_gc_new (*pixmap); |
---|
2213 | gc_private = (GdkGCPrivate*) gc; |
---|
2214 | private = (GdkPixmapPrivate*) *pixmap; |
---|
2215 | XCopyArea (private->xdisplay, atomdata[0], private->xwindow, gc_private->xgc, |
---|
2216 | 0, 0, width, height, 0, 0); |
---|
2217 | gdk_gc_destroy (gc); |
---|
2218 | |
---|
2219 | /* get mask size and depth */ |
---|
2220 | XGetGeometry (xdisplay, (Drawable)atomdata[1], &root, &x, &y, |
---|
2221 | &width, &height, &b, &depth); |
---|
2222 | |
---|
2223 | /* Create a new GdkBitmap and copy the mini icon mask to it */ |
---|
2224 | *mask = gdk_pixmap_new (NULL, width, height, 1); |
---|
2225 | gc = gdk_gc_new (*mask); |
---|
2226 | gc_private = (GdkGCPrivate*) gc; |
---|
2227 | private = (GdkPixmapPrivate*) *mask; |
---|
2228 | XCopyArea (private->xdisplay, atomdata[1], private->xwindow, gc_private->xgc, |
---|
2229 | 0, 0, width, height, 0, 0); |
---|
2230 | gdk_gc_destroy (gc); |
---|
2231 | g_free (atomdata); |
---|
2232 | } |
---|
2233 | |
---|
2234 | void |
---|
2235 | gwmh_task_set_layer (GwmhTask *task, |
---|
2236 | GwmhLayer layer) |
---|
2237 | { |
---|
2238 | g_return_if_fail (task != NULL); |
---|
2239 | |
---|
2240 | if (!gwmh_task_update (task, GWMH_TASK_INFO_LAYER, FALSE)) |
---|
2241 | return; |
---|
2242 | |
---|
2243 | if (task->layer != layer) |
---|
2244 | send_client_message_2L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2245 | GWMHA_WIN_LAYER, |
---|
2246 | SubstructureNotifyMask, |
---|
2247 | layer, CurrentTime); |
---|
2248 | } |
---|
2249 | |
---|
2250 | void |
---|
2251 | gwmh_task_set_area (GwmhTask *task, |
---|
2252 | guint desktop, |
---|
2253 | guint harea, |
---|
2254 | guint varea) |
---|
2255 | { |
---|
2256 | g_return_if_fail (task != NULL); |
---|
2257 | |
---|
2258 | if (!gwmh_task_update (task, GWMH_TASK_INFO_DESKTOP | GWMH_TASK_INFO_AREA, FALSE)) |
---|
2259 | return; |
---|
2260 | |
---|
2261 | if (desktop >= gwmh_desk.n_desktops || |
---|
2262 | harea >= gwmh_desk.n_hareas || |
---|
2263 | varea >= gwmh_desk.n_vareas || |
---|
2264 | (desktop == task->desktop && |
---|
2265 | harea == task->harea && |
---|
2266 | varea == task->varea)) |
---|
2267 | return; |
---|
2268 | |
---|
2269 | gwmh_sync (); |
---|
2270 | |
---|
2271 | /* ugly hack for buggy window managers |
---|
2272 | * that violate the spec and expect us to modify properties directly |
---|
2273 | */ |
---|
2274 | if (gwmh_hack_violate_client_msg) |
---|
2275 | { |
---|
2276 | long data[2]; |
---|
2277 | |
---|
2278 | gdk_error_trap_push (); |
---|
2279 | |
---|
2280 | data[0] = desktop; |
---|
2281 | if (desktop != task->desktop) |
---|
2282 | XChangeProperty (GDK_DISPLAY (), task->xwin, GWMHA_WIN_WORKSPACE, |
---|
2283 | XA_CARDINAL, 32, PropModeReplace, (unsigned char*) data, 1); |
---|
2284 | |
---|
2285 | data[0] = harea; |
---|
2286 | data[1] = varea; |
---|
2287 | XChangeProperty (GDK_DISPLAY (), task->xwin, GWMHA_WIN_AREA, |
---|
2288 | XA_CARDINAL, 32, PropModeReplace, (unsigned char*) data, 2); |
---|
2289 | |
---|
2290 | gdk_error_trap_pop (); |
---|
2291 | } |
---|
2292 | else |
---|
2293 | { |
---|
2294 | gwmh_freeze_syncs (); |
---|
2295 | if (desktop != task->desktop) |
---|
2296 | send_client_message_2L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2297 | GWMHA_WIN_WORKSPACE, |
---|
2298 | SubstructureNotifyMask, |
---|
2299 | desktop, CurrentTime); |
---|
2300 | send_client_message_3L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2301 | GWMHA_WIN_AREA, |
---|
2302 | SubstructureNotifyMask, |
---|
2303 | harea, varea, CurrentTime); |
---|
2304 | gwmh_thaw_syncs (); |
---|
2305 | } |
---|
2306 | } |
---|
2307 | |
---|
2308 | void |
---|
2309 | gwmh_task_set_desktop (GwmhTask *task, |
---|
2310 | guint desktop) |
---|
2311 | { |
---|
2312 | g_return_if_fail (task != NULL); |
---|
2313 | |
---|
2314 | if (!gwmh_task_update (task, GWMH_TASK_INFO_DESKTOP, FALSE) || |
---|
2315 | desktop >= gwmh_desk.n_desktops || task->desktop == desktop) |
---|
2316 | return; |
---|
2317 | |
---|
2318 | /* ugly hack for buggy window managers |
---|
2319 | * that violate the spec and expect us to modify properties directly |
---|
2320 | */ |
---|
2321 | if (gwmh_hack_violate_client_msg) |
---|
2322 | { |
---|
2323 | long data[2]; |
---|
2324 | |
---|
2325 | gdk_error_trap_push (); |
---|
2326 | |
---|
2327 | data[0] = desktop; |
---|
2328 | if (desktop != task->desktop) |
---|
2329 | XChangeProperty (GDK_DISPLAY (), task->xwin, GWMHA_WIN_WORKSPACE, |
---|
2330 | XA_CARDINAL, 32, PropModeReplace, (unsigned char*) data, 1); |
---|
2331 | |
---|
2332 | gdk_error_trap_pop (); |
---|
2333 | } |
---|
2334 | else |
---|
2335 | send_client_message_2L (GDK_ROOT_WINDOW (), task->xwin, |
---|
2336 | GWMHA_WIN_WORKSPACE, |
---|
2337 | SubstructureNotifyMask, |
---|
2338 | desktop, CurrentTime); |
---|
2339 | } |
---|
2340 | |
---|
2341 | GwmhDesk* |
---|
2342 | gwmh_desk_get_config (void) |
---|
2343 | { |
---|
2344 | return &gwmh_desk; |
---|
2345 | } |
---|
2346 | |
---|
2347 | void |
---|
2348 | gwmh_window_send_client_message (GdkWindow *window, |
---|
2349 | gulong atom, |
---|
2350 | gulong long1, |
---|
2351 | gulong long2, |
---|
2352 | gulong long3, |
---|
2353 | gulong long4, |
---|
2354 | gulong long5) |
---|
2355 | { |
---|
2356 | g_return_if_fail (window != NULL); |
---|
2357 | g_return_if_fail (atom > 0); |
---|
2358 | |
---|
2359 | if (!GDK_WINDOW_IS_DESTROYED (window)) |
---|
2360 | send_client_message_5L (GDK_ROOT_WINDOW (), |
---|
2361 | GDK_WINDOW_XWINDOW (window), |
---|
2362 | atom, |
---|
2363 | SubstructureNotifyMask, |
---|
2364 | long1, long2, long3, long4, long5); |
---|
2365 | } |
---|
2366 | |
---|
2367 | void |
---|
2368 | gwmh_desk_guess_desktop_area (guint desktop, |
---|
2369 | guint *harea, |
---|
2370 | guint *varea) |
---|
2371 | { |
---|
2372 | if (harea) |
---|
2373 | *harea = 0; |
---|
2374 | if (varea) |
---|
2375 | *varea = 0; |
---|
2376 | g_return_if_fail (desktop < gwmh_desk.n_desktops); |
---|
2377 | |
---|
2378 | if (harea) |
---|
2379 | *harea = gwmh_harea_cache ? gwmh_harea_cache[desktop] : 1; |
---|
2380 | if (varea) |
---|
2381 | *varea = gwmh_varea_cache ? gwmh_varea_cache[desktop] : 1; |
---|
2382 | } |
---|
2383 | |
---|
2384 | void |
---|
2385 | gwmh_desk_set_current_desktop (guint desktop) |
---|
2386 | { |
---|
2387 | g_return_if_fail (desktop < gwmh_desk.n_desktops); |
---|
2388 | |
---|
2389 | gwmh_desk_update (GWMH_DESK_INFO_CURRENT_DESKTOP); |
---|
2390 | |
---|
2391 | if (desktop >= gwmh_desk.n_desktops || |
---|
2392 | desktop == gwmh_desk.current_desktop) |
---|
2393 | return; |
---|
2394 | |
---|
2395 | send_client_message_2L (GDK_ROOT_WINDOW (), GDK_ROOT_WINDOW (), |
---|
2396 | GWMHA_WIN_WORKSPACE, |
---|
2397 | SubstructureNotifyMask, |
---|
2398 | desktop, CurrentTime); |
---|
2399 | } |
---|
2400 | |
---|
2401 | void |
---|
2402 | gwmh_desk_set_hack_values (gboolean unified_area, |
---|
2403 | gboolean violate_client_msg) |
---|
2404 | { |
---|
2405 | gwmh_hack_think_unified_area = unified_area != FALSE; |
---|
2406 | gwmh_hack_violate_client_msg = violate_client_msg != FALSE; |
---|
2407 | |
---|
2408 | gwmh_desk_update (GWMH_DESK_INFO_N_AREAS); |
---|
2409 | } |
---|
2410 | |
---|
2411 | void |
---|
2412 | gwmh_desk_set_current_area (guint desktop, |
---|
2413 | guint harea, |
---|
2414 | guint varea) |
---|
2415 | { |
---|
2416 | gwmh_desk_update (GWMH_DESK_INFO_CURRENT_DESKTOP | |
---|
2417 | GWMH_DESK_INFO_CURRENT_AREA); |
---|
2418 | |
---|
2419 | if (desktop >= gwmh_desk.n_desktops || |
---|
2420 | harea >= gwmh_desk.n_hareas || |
---|
2421 | varea >= gwmh_desk.n_vareas || |
---|
2422 | (desktop == gwmh_desk.current_desktop && |
---|
2423 | harea == gwmh_desk.current_harea && |
---|
2424 | varea == gwmh_desk.current_varea)) |
---|
2425 | return; |
---|
2426 | |
---|
2427 | gwmh_sync (); |
---|
2428 | gwmh_freeze_syncs (); |
---|
2429 | if (desktop != gwmh_desk.current_desktop) |
---|
2430 | send_client_message_2L (GDK_ROOT_WINDOW (), GDK_ROOT_WINDOW (), |
---|
2431 | GWMHA_WIN_WORKSPACE, |
---|
2432 | SubstructureNotifyMask, |
---|
2433 | desktop, CurrentTime); |
---|
2434 | send_client_message_3L (GDK_ROOT_WINDOW (), GDK_ROOT_WINDOW (), |
---|
2435 | GWMHA_WIN_AREA, |
---|
2436 | SubstructureNotifyMask, |
---|
2437 | harea, varea, CurrentTime); |
---|
2438 | gwmh_thaw_syncs (); |
---|
2439 | } |
---|
2440 | |
---|
2441 | void |
---|
2442 | gwmh_desk_set_desktop_name (guint desktop, |
---|
2443 | const gchar *name) |
---|
2444 | { |
---|
2445 | gchar *old_name; |
---|
2446 | |
---|
2447 | g_return_if_fail (desktop < gwmh_desk.n_desktops); |
---|
2448 | |
---|
2449 | gwmh_desk_update (GWMH_DESK_INFO_DESKTOP_NAMES); |
---|
2450 | |
---|
2451 | if (desktop >= gwmh_desk.n_desktops) |
---|
2452 | return; |
---|
2453 | |
---|
2454 | old_name = (gwmh_desk.desktop_names[desktop] |
---|
2455 | ? gwmh_desk.desktop_names[desktop] |
---|
2456 | : ""); |
---|
2457 | if (!gwmh_string_equals (name, old_name)) |
---|
2458 | { |
---|
2459 | g_warning ("gwmh_desk_set_desktop_name() unimplemented"); |
---|
2460 | } |
---|
2461 | } |
---|
2462 | |
---|
2463 | GList* |
---|
2464 | gwmh_task_list_get (void) |
---|
2465 | { |
---|
2466 | return gwmh_desk.client_list; |
---|
2467 | } |
---|
2468 | |
---|
2469 | GList* |
---|
2470 | gwmh_task_list_stack_sort (GList *task_list) |
---|
2471 | { |
---|
2472 | GstcParent *sroot_cache = NULL; |
---|
2473 | GSList *slist, *sparent_list = NULL; |
---|
2474 | GList *node, *stacked_tasks = NULL; |
---|
2475 | |
---|
2476 | for (node = task_list; node; node = node->next) |
---|
2477 | { |
---|
2478 | GwmhTask *task = node->data; |
---|
2479 | |
---|
2480 | if (sroot_cache == task->sroot) |
---|
2481 | continue; |
---|
2482 | sroot_cache = task->sroot; |
---|
2483 | if (task->sroot && |
---|
2484 | !g_slist_find (sparent_list, task->sroot)) |
---|
2485 | sparent_list = g_slist_prepend (sparent_list, task->sroot); |
---|
2486 | } |
---|
2487 | sparent_list = g_slist_reverse (sparent_list); |
---|
2488 | |
---|
2489 | node = NULL; |
---|
2490 | for (slist = sparent_list; slist; slist = slist->next) |
---|
2491 | { |
---|
2492 | GstcParent *sparent = slist->data; |
---|
2493 | guint i; |
---|
2494 | |
---|
2495 | for (i = 0; i < sparent->n_children; i++) |
---|
2496 | for (node = task_list; node; node = node->next) |
---|
2497 | { |
---|
2498 | GwmhTask *task = node->data; |
---|
2499 | |
---|
2500 | if (task->xframe == sparent->children[i]) |
---|
2501 | { |
---|
2502 | if (node->prev) |
---|
2503 | node->prev->next = node->next; |
---|
2504 | else |
---|
2505 | task_list = node->next; |
---|
2506 | if (node->next) |
---|
2507 | node->next->prev = node->prev; |
---|
2508 | |
---|
2509 | if (stacked_tasks) |
---|
2510 | stacked_tasks->prev = node; |
---|
2511 | node->next = stacked_tasks; |
---|
2512 | node->prev = NULL; |
---|
2513 | stacked_tasks = node; |
---|
2514 | |
---|
2515 | break; |
---|
2516 | } |
---|
2517 | } |
---|
2518 | } |
---|
2519 | g_slist_free (sparent_list); |
---|
2520 | |
---|
2521 | node = g_list_last (task_list); |
---|
2522 | stacked_tasks = g_list_reverse (stacked_tasks); |
---|
2523 | if (node) |
---|
2524 | { |
---|
2525 | if (stacked_tasks) |
---|
2526 | stacked_tasks->prev = node; |
---|
2527 | node->next = stacked_tasks; |
---|
2528 | stacked_tasks = task_list; |
---|
2529 | } |
---|
2530 | |
---|
2531 | return stacked_tasks; |
---|
2532 | } |
---|
2533 | |
---|
2534 | static gboolean |
---|
2535 | check_client (Display *display, |
---|
2536 | Window xwindow, |
---|
2537 | Atom state_atom) |
---|
2538 | { |
---|
2539 | gboolean valid_client = TRUE; |
---|
2540 | |
---|
2541 | if (valid_client) |
---|
2542 | { |
---|
2543 | Atom dummy1; |
---|
2544 | int format = 0; |
---|
2545 | unsigned long dummy2, nitems = 0, *prop = NULL; |
---|
2546 | |
---|
2547 | XGetWindowProperty (display, xwindow, state_atom, 0, 1024, False, state_atom, |
---|
2548 | &dummy1, &format, &nitems, &dummy2, (unsigned char **) &prop); |
---|
2549 | if (prop) |
---|
2550 | { |
---|
2551 | valid_client = format == 32 && nitems > 0 && (prop[0] == NormalState || |
---|
2552 | prop[0] == IconicState); |
---|
2553 | XFree (prop); |
---|
2554 | } |
---|
2555 | } |
---|
2556 | |
---|
2557 | if (valid_client) |
---|
2558 | { |
---|
2559 | XWindowAttributes attributes = { 0, }; |
---|
2560 | |
---|
2561 | XGetWindowAttributes (display, xwindow, &attributes); |
---|
2562 | valid_client = (attributes.class == InputOutput && |
---|
2563 | attributes.map_state == IsViewable); |
---|
2564 | } |
---|
2565 | |
---|
2566 | if (valid_client) |
---|
2567 | { |
---|
2568 | XWMHints *hints = XGetWMHints (display, xwindow); |
---|
2569 | |
---|
2570 | valid_client &= hints && (hints->flags & InputHint) && hints->input; |
---|
2571 | if (hints) |
---|
2572 | XFree (hints); |
---|
2573 | } |
---|
2574 | |
---|
2575 | return valid_client; |
---|
2576 | } |
---|
2577 | |
---|
2578 | static Window |
---|
2579 | find_input_client (Display *display, |
---|
2580 | Window xwindow, |
---|
2581 | Atom state_atom) |
---|
2582 | { |
---|
2583 | Window dummy1, dummy2, *children = NULL; |
---|
2584 | unsigned int n_children = 0; |
---|
2585 | guint i; |
---|
2586 | |
---|
2587 | if (check_client (display, xwindow, state_atom)) |
---|
2588 | return xwindow; |
---|
2589 | |
---|
2590 | if (!XQueryTree (display, xwindow, &dummy1, &dummy2, &children, &n_children) || !children) |
---|
2591 | return None; |
---|
2592 | |
---|
2593 | for (i = 0; i < n_children; i++) |
---|
2594 | { |
---|
2595 | xwindow = find_input_client (display, children[i], state_atom); |
---|
2596 | if (xwindow) |
---|
2597 | break; |
---|
2598 | } |
---|
2599 | |
---|
2600 | XFree (children); |
---|
2601 | |
---|
2602 | return xwindow; |
---|
2603 | } |
---|
2604 | |
---|
2605 | static guint32* |
---|
2606 | hack_a_client_list (Display *display, |
---|
2607 | Window xroot, |
---|
2608 | guint *_n_clients) |
---|
2609 | { |
---|
2610 | Window xwindow, dummy, *children = NULL; |
---|
2611 | unsigned int n_children = 0; |
---|
2612 | guint i, n_clients = 0; |
---|
2613 | guint32 *clients = NULL; |
---|
2614 | |
---|
2615 | *_n_clients = 0; |
---|
2616 | |
---|
2617 | gdk_error_trap_push (); |
---|
2618 | |
---|
2619 | XGrabServer (display); |
---|
2620 | |
---|
2621 | if (!XQueryTree (display, xroot, &xwindow, &dummy, &children, &n_children) || !children) |
---|
2622 | { |
---|
2623 | XUngrabServer (display); |
---|
2624 | return NULL; |
---|
2625 | } |
---|
2626 | |
---|
2627 | for (i = 0; i < n_children; i++) |
---|
2628 | { |
---|
2629 | xwindow = find_input_client (display, |
---|
2630 | children[i], |
---|
2631 | XInternAtom (display, "WM_STATE", False)); |
---|
2632 | if (xwindow) |
---|
2633 | { |
---|
2634 | n_clients++; |
---|
2635 | clients = g_renew (guint32, clients, n_clients); |
---|
2636 | clients[n_clients - 1] = xwindow; |
---|
2637 | } |
---|
2638 | } |
---|
2639 | |
---|
2640 | XUngrabServer (display); |
---|
2641 | |
---|
2642 | XFree (children); |
---|
2643 | |
---|
2644 | *_n_clients = n_clients; |
---|
2645 | |
---|
2646 | gdk_error_trap_pop (); |
---|
2647 | |
---|
2648 | return clients; |
---|
2649 | } |
---|