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[chaz/openbox] / openbox / event.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3 event.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana Jansens
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "event.h"
21 #include "debug.h"
22 #include "window.h"
23 #include "openbox.h"
24 #include "dock.h"
25 #include "client.h"
26 #include "xerror.h"
27 #include "prop.h"
28 #include "config.h"
29 #include "screen.h"
30 #include "frame.h"
31 #include "grab.h"
32 #include "menu.h"
33 #include "menuframe.h"
34 #include "keyboard.h"
35 #include "modkeys.h"
36 #include "propwin.h"
37 #include "mouse.h"
38 #include "mainloop.h"
39 #include "framerender.h"
40 #include "focus.h"
41 #include "focus_cycle.h"
42 #include "moveresize.h"
43 #include "group.h"
44 #include "stacking.h"
45 #include "extensions.h"
46 #include "translate.h"
47
48 #include <X11/Xlib.h>
49 #include <X11/Xatom.h>
50 #include <glib.h>
51
52 #ifdef HAVE_SYS_SELECT_H
53 # include <sys/select.h>
54 #endif
55 #ifdef HAVE_SIGNAL_H
56 # include <signal.h>
57 #endif
58 #ifdef HAVE_UNISTD_H
59 # include <unistd.h> /* for usleep() */
60 #endif
61 #ifdef XKB
62 # include <X11/XKBlib.h>
63 #endif
64
65 #ifdef USE_SM
66 #include <X11/ICE/ICElib.h>
67 #endif
68
69 typedef struct
70 {
71 gboolean ignored;
72 } ObEventData;
73
74 typedef struct
75 {
76 ObClient *client;
77 Time time;
78 } ObFocusDelayData;
79
80 static void event_process(const XEvent *e, gpointer data);
81 static void event_handle_root(XEvent *e);
82 static gboolean event_handle_menu_keyboard(XEvent *e);
83 static gboolean event_handle_menu(XEvent *e);
84 static void event_handle_dock(ObDock *s, XEvent *e);
85 static void event_handle_dockapp(ObDockApp *app, XEvent *e);
86 static void event_handle_client(ObClient *c, XEvent *e);
87 static void event_handle_user_time_window_clients(GSList *l, XEvent *e);
88 static void event_handle_user_input(ObClient *client, XEvent *e);
89 static gboolean is_enter_focus_event_ignored(XEvent *e);
90
91 static void focus_delay_dest(gpointer data);
92 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2);
93 static gboolean focus_delay_func(gpointer data);
94 static void focus_delay_client_dest(ObClient *client, gpointer data);
95
96 static gboolean menu_hide_delay_func(gpointer data);
97
98 /* The time for the current event being processed */
99 Time event_curtime = CurrentTime;
100
101 static guint ignore_enter_focus = 0;
102 static gboolean menu_can_hide;
103 static gboolean focus_left_screen = FALSE;
104
105 #ifdef USE_SM
106 static void ice_handler(gint fd, gpointer conn)
107 {
108 Bool b;
109 IceProcessMessages(conn, NULL, &b);
110 }
111
112 static void ice_watch(IceConn conn, IcePointer data, Bool opening,
113 IcePointer *watch_data)
114 {
115 static gint fd = -1;
116
117 if (opening) {
118 fd = IceConnectionNumber(conn);
119 ob_main_loop_fd_add(ob_main_loop, fd, ice_handler, conn, NULL);
120 } else {
121 ob_main_loop_fd_remove(ob_main_loop, fd);
122 fd = -1;
123 }
124 }
125 #endif
126
127 void event_startup(gboolean reconfig)
128 {
129 if (reconfig) return;
130
131 ob_main_loop_x_add(ob_main_loop, event_process, NULL, NULL);
132
133 #ifdef USE_SM
134 IceAddConnectionWatch(ice_watch, NULL);
135 #endif
136
137 client_add_destroy_notify(focus_delay_client_dest, NULL);
138 }
139
140 void event_shutdown(gboolean reconfig)
141 {
142 if (reconfig) return;
143
144 #ifdef USE_SM
145 IceRemoveConnectionWatch(ice_watch, NULL);
146 #endif
147
148 client_remove_destroy_notify(focus_delay_client_dest);
149 }
150
151 static Window event_get_window(XEvent *e)
152 {
153 Window window;
154
155 /* pick a window */
156 switch (e->type) {
157 case SelectionClear:
158 window = RootWindow(ob_display, ob_screen);
159 break;
160 case MapRequest:
161 window = e->xmap.window;
162 break;
163 case UnmapNotify:
164 window = e->xunmap.window;
165 break;
166 case DestroyNotify:
167 window = e->xdestroywindow.window;
168 break;
169 case ConfigureRequest:
170 window = e->xconfigurerequest.window;
171 break;
172 case ConfigureNotify:
173 window = e->xconfigure.window;
174 break;
175 default:
176 #ifdef XKB
177 if (extensions_xkb && e->type == extensions_xkb_event_basep) {
178 switch (((XkbAnyEvent*)e)->xkb_type) {
179 case XkbBellNotify:
180 window = ((XkbBellNotifyEvent*)e)->window;
181 default:
182 window = None;
183 }
184 } else
185 #endif
186 #ifdef SYNC
187 if (extensions_sync &&
188 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
189 {
190 window = None;
191 } else
192 #endif
193 window = e->xany.window;
194 }
195 return window;
196 }
197
198 static void event_set_curtime(XEvent *e)
199 {
200 Time t = CurrentTime;
201
202 /* grab the lasttime and hack up the state */
203 switch (e->type) {
204 case ButtonPress:
205 case ButtonRelease:
206 t = e->xbutton.time;
207 break;
208 case KeyPress:
209 t = e->xkey.time;
210 break;
211 case KeyRelease:
212 t = e->xkey.time;
213 break;
214 case MotionNotify:
215 t = e->xmotion.time;
216 break;
217 case PropertyNotify:
218 t = e->xproperty.time;
219 break;
220 case EnterNotify:
221 case LeaveNotify:
222 t = e->xcrossing.time;
223 break;
224 default:
225 #ifdef SYNC
226 if (extensions_sync &&
227 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
228 {
229 t = ((XSyncAlarmNotifyEvent*)e)->time;
230 }
231 #endif
232 /* if more event types are anticipated, get their timestamp
233 explicitly */
234 break;
235 }
236
237 event_curtime = t;
238 }
239
240 static void event_hack_mods(XEvent *e)
241 {
242 #ifdef XKB
243 XkbStateRec xkb_state;
244 #endif
245
246 switch (e->type) {
247 case ButtonPress:
248 case ButtonRelease:
249 e->xbutton.state = modkeys_only_modifier_masks(e->xbutton.state);
250 break;
251 case KeyPress:
252 e->xkey.state = modkeys_only_modifier_masks(e->xkey.state);
253 break;
254 case KeyRelease:
255 e->xkey.state = modkeys_only_modifier_masks(e->xkey.state);
256 #ifdef XKB
257 if (XkbGetState(ob_display, XkbUseCoreKbd, &xkb_state) == Success) {
258 e->xkey.state = xkb_state.compat_state;
259 break;
260 }
261 #endif
262 /* remove from the state the mask of the modifier key being released,
263 if it is a modifier key being released that is */
264 e->xkey.state &= ~modkeys_keycode_to_mask(e->xkey.keycode);
265 break;
266 case MotionNotify:
267 e->xmotion.state = modkeys_only_modifier_masks(e->xmotion.state);
268 /* compress events */
269 {
270 XEvent ce;
271 while (XCheckTypedWindowEvent(ob_display, e->xmotion.window,
272 e->type, &ce)) {
273 e->xmotion.x_root = ce.xmotion.x_root;
274 e->xmotion.y_root = ce.xmotion.y_root;
275 }
276 }
277 break;
278 }
279 }
280
281 static gboolean wanted_focusevent(XEvent *e, gboolean in_client_only)
282 {
283 gint mode = e->xfocus.mode;
284 gint detail = e->xfocus.detail;
285 Window win = e->xany.window;
286
287 if (e->type == FocusIn) {
288 /* These are ones we never want.. */
289
290 /* This means focus was given by a keyboard/mouse grab. */
291 if (mode == NotifyGrab)
292 return FALSE;
293 /* This means focus was given back from a keyboard/mouse grab. */
294 if (mode == NotifyUngrab)
295 return FALSE;
296
297 /* These are the ones we want.. */
298
299 if (win == RootWindow(ob_display, ob_screen)) {
300 /* If looking for a focus in on a client, then always return
301 FALSE for focus in's to the root window */
302 if (in_client_only)
303 return FALSE;
304 /* This means focus reverted off of a client */
305 else if (detail == NotifyPointerRoot ||
306 detail == NotifyDetailNone ||
307 detail == NotifyInferior)
308 return TRUE;
309 else
310 return FALSE;
311 }
312
313 /* It was on a client, was it a valid one?
314 It's possible to get a FocusIn event for a client that was managed
315 but has disappeared.
316 */
317 if (in_client_only) {
318 ObWindow *w = g_hash_table_lookup(window_map, &e->xfocus.window);
319 if (!w || !WINDOW_IS_CLIENT(w))
320 return FALSE;
321 }
322
323 /* This means focus moved from the root window to a client */
324 if (detail == NotifyVirtual)
325 return TRUE;
326 /* This means focus moved from one client to another */
327 if (detail == NotifyNonlinearVirtual)
328 return TRUE;
329
330 /* Otherwise.. */
331 return FALSE;
332 } else {
333 g_assert(e->type == FocusOut);
334
335 /* These are ones we never want.. */
336
337 /* This means focus was taken by a keyboard/mouse grab. */
338 if (mode == NotifyGrab)
339 return FALSE;
340
341 /* Focus left the root window revertedto state */
342 if (win == RootWindow(ob_display, ob_screen))
343 return FALSE;
344
345 /* These are the ones we want.. */
346
347 /* This means focus moved from a client to the root window */
348 if (detail == NotifyVirtual)
349 return TRUE;
350 /* This means focus moved from one client to another */
351 if (detail == NotifyNonlinearVirtual)
352 return TRUE;
353
354 /* Otherwise.. */
355 return FALSE;
356 }
357 }
358
359 static Bool event_look_for_focusin(Display *d, XEvent *e, XPointer arg)
360 {
361 return e->type == FocusIn && wanted_focusevent(e, FALSE);
362 }
363
364 static Bool event_look_for_focusin_client(Display *d, XEvent *e, XPointer arg)
365 {
366 return e->type == FocusIn && wanted_focusevent(e, TRUE);
367 }
368
369 static void print_focusevent(XEvent *e)
370 {
371 gint mode = e->xfocus.mode;
372 gint detail = e->xfocus.detail;
373 Window win = e->xany.window;
374 const gchar *modestr, *detailstr;
375
376 switch (mode) {
377 case NotifyNormal: modestr="NotifyNormal"; break;
378 case NotifyGrab: modestr="NotifyGrab"; break;
379 case NotifyUngrab: modestr="NotifyUngrab"; break;
380 case NotifyWhileGrabbed: modestr="NotifyWhileGrabbed"; break;
381 }
382 switch (detail) {
383 case NotifyAncestor: detailstr="NotifyAncestor"; break;
384 case NotifyVirtual: detailstr="NotifyVirtual"; break;
385 case NotifyInferior: detailstr="NotifyInferior"; break;
386 case NotifyNonlinear: detailstr="NotifyNonlinear"; break;
387 case NotifyNonlinearVirtual: detailstr="NotifyNonlinearVirtual"; break;
388 case NotifyPointer: detailstr="NotifyPointer"; break;
389 case NotifyPointerRoot: detailstr="NotifyPointerRoot"; break;
390 case NotifyDetailNone: detailstr="NotifyDetailNone"; break;
391 }
392
393 if (mode == NotifyGrab || mode == NotifyUngrab)
394 return;
395
396 g_assert(modestr);
397 g_assert(detailstr);
398 ob_debug_type(OB_DEBUG_FOCUS, "Focus%s 0x%x mode=%s detail=%s\n",
399 (e->xfocus.type == FocusIn ? "In" : "Out"),
400 win,
401 modestr, detailstr);
402
403 }
404
405 static gboolean event_ignore(XEvent *e, ObClient *client)
406 {
407 switch(e->type) {
408 case FocusIn:
409 print_focusevent(e);
410 if (!wanted_focusevent(e, FALSE))
411 return TRUE;
412 break;
413 case FocusOut:
414 print_focusevent(e);
415 if (!wanted_focusevent(e, FALSE))
416 return TRUE;
417 break;
418 }
419 return FALSE;
420 }
421
422 static void event_process(const XEvent *ec, gpointer data)
423 {
424 Window window;
425 ObClient *client = NULL;
426 ObDock *dock = NULL;
427 ObDockApp *dockapp = NULL;
428 ObWindow *obwin = NULL;
429 GSList *timewinclients = NULL;
430 XEvent ee, *e;
431 ObEventData *ed = data;
432
433 /* make a copy we can mangle */
434 ee = *ec;
435 e = &ee;
436
437 window = event_get_window(e);
438 if (e->type != PropertyNotify ||
439 !(timewinclients = propwin_get_clients(window,
440 OB_PROPWIN_USER_TIME)))
441 if ((obwin = g_hash_table_lookup(window_map, &window))) {
442 switch (obwin->type) {
443 case Window_Dock:
444 dock = WINDOW_AS_DOCK(obwin);
445 break;
446 case Window_DockApp:
447 dockapp = WINDOW_AS_DOCKAPP(obwin);
448 break;
449 case Window_Client:
450 client = WINDOW_AS_CLIENT(obwin);
451 break;
452 case Window_Menu:
453 case Window_Internal:
454 /* not to be used for events */
455 g_assert_not_reached();
456 break;
457 }
458 }
459
460 event_set_curtime(e);
461 event_hack_mods(e);
462 if (event_ignore(e, client)) {
463 if (ed)
464 ed->ignored = TRUE;
465 return;
466 } else if (ed)
467 ed->ignored = FALSE;
468
469 /* deal with it in the kernel */
470
471 if (menu_frame_visible &&
472 (e->type == EnterNotify || e->type == LeaveNotify))
473 {
474 /* crossing events for menu */
475 event_handle_menu(e);
476 } else if (e->type == FocusIn) {
477 if (e->xfocus.detail == NotifyPointerRoot ||
478 e->xfocus.detail == NotifyDetailNone ||
479 e->xfocus.detail == NotifyInferior)
480 {
481 XEvent ce;
482
483 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to pointer root/none\n");
484
485 /* If another FocusIn is in the queue then don't fallback yet. This
486 fixes the fun case of:
487 window map -> send focusin
488 window unmap -> get focusout
489 window map -> send focusin
490 get first focus out -> fall back to something (new window
491 hasn't received focus yet, so something else) -> send focusin
492 which means the "something else" is the last thing to get a
493 focusin sent to it, so the new window doesn't end up with focus.
494
495 But if the other focus in is something like PointerRoot then we
496 still want to fall back.
497 */
498 if (XCheckIfEvent(ob_display, &ce, event_look_for_focusin_client,
499 NULL))
500 {
501 XPutBackEvent(ob_display, &ce);
502 ob_debug_type(OB_DEBUG_FOCUS,
503 " but another FocusIn is coming\n");
504 } else {
505 /* Focus has been reverted to the root window or nothing.
506
507 FocusOut events come after UnmapNotify, so we don't need to
508 worry about focusing an invalid window
509 */
510
511 if (!focus_left_screen)
512 focus_fallback(TRUE);
513 }
514 }
515 else if (!client)
516 {
517 ob_debug_type(OB_DEBUG_FOCUS,
518 "Focus went to a window that is already gone\n");
519
520 /* If you send focus to a window and then it disappears, you can
521 get the FocusIn for it, after it is unmanaged.
522 Just wait for the next FocusOut/FocusIn pair. */
523 }
524 else if (client != focus_client) {
525 focus_left_screen = FALSE;
526 frame_adjust_focus(client->frame, TRUE);
527 focus_set_client(client);
528 client_calc_layer(client);
529 client_bring_helper_windows(client);
530 }
531 } else if (e->type == FocusOut) {
532 gboolean nomove = FALSE;
533 XEvent ce;
534
535 /* Look for the followup FocusIn */
536 if (!XCheckIfEvent(ob_display, &ce, event_look_for_focusin, NULL)) {
537 /* There is no FocusIn, this means focus went to a window that
538 is not being managed, or a window on another screen. */
539 Window win, root;
540 gint i;
541 guint u;
542 xerror_set_ignore(TRUE);
543 if (XGetInputFocus(ob_display, &win, &i) != 0 &&
544 XGetGeometry(ob_display, win, &root, &i,&i,&u,&u,&u,&u) != 0 &&
545 root != RootWindow(ob_display, ob_screen))
546 {
547 ob_debug_type(OB_DEBUG_FOCUS,
548 "Focus went to another screen !\n");
549 focus_left_screen = TRUE;
550 }
551 else
552 ob_debug_type(OB_DEBUG_FOCUS,
553 "Focus went to a black hole !\n");
554 xerror_set_ignore(FALSE);
555 /* nothing is focused */
556 focus_set_client(NULL);
557 } else if (ce.xany.window == e->xany.window) {
558 ob_debug_type(OB_DEBUG_FOCUS, "Focus didn't go anywhere\n");
559 /* If focus didn't actually move anywhere, there is nothing to do*/
560 nomove = TRUE;
561 } else {
562 /* Focus did move, so process the FocusIn event */
563 ObEventData ed = { .ignored = FALSE };
564 event_process(&ce, &ed);
565 if (ed.ignored) {
566 /* The FocusIn was ignored, this means it was on a window
567 that isn't a client. */
568 ob_debug_type(OB_DEBUG_FOCUS,
569 "Focus went to an unmanaged window 0x%x !\n",
570 ce.xfocus.window);
571 focus_fallback(TRUE);
572 }
573 }
574
575 if (client && !nomove) {
576 frame_adjust_focus(client->frame, FALSE);
577 if (client == focus_client)
578 focus_set_client(NULL);
579 client_calc_layer(client);
580 }
581 } else if (timewinclients)
582 event_handle_user_time_window_clients(timewinclients, e);
583 else if (client)
584 event_handle_client(client, e);
585 else if (dockapp)
586 event_handle_dockapp(dockapp, e);
587 else if (dock)
588 event_handle_dock(dock, e);
589 else if (window == RootWindow(ob_display, ob_screen))
590 event_handle_root(e);
591 else if (e->type == MapRequest)
592 client_manage(window);
593 else if (e->type == ClientMessage) {
594 /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
595 windows that are not managed yet. */
596 if (e->xclient.message_type == prop_atoms.net_request_frame_extents) {
597 /* Pretend to manage the client, getting information used to
598 determine its decorations */
599 ObClient *c = client_fake_manage(e->xclient.window);
600 gulong vals[4];
601
602 /* set the frame extents on the window */
603 vals[0] = c->frame->size.left;
604 vals[1] = c->frame->size.right;
605 vals[2] = c->frame->size.top;
606 vals[3] = c->frame->size.bottom;
607 PROP_SETA32(e->xclient.window, net_frame_extents,
608 cardinal, vals, 4);
609
610 /* Free the pretend client */
611 client_fake_unmanage(c);
612 }
613 }
614 else if (e->type == ConfigureRequest) {
615 /* unhandled configure requests must be used to configure the
616 window directly */
617 XWindowChanges xwc;
618
619 xwc.x = e->xconfigurerequest.x;
620 xwc.y = e->xconfigurerequest.y;
621 xwc.width = e->xconfigurerequest.width;
622 xwc.height = e->xconfigurerequest.height;
623 xwc.border_width = e->xconfigurerequest.border_width;
624 xwc.sibling = e->xconfigurerequest.above;
625 xwc.stack_mode = e->xconfigurerequest.detail;
626
627 /* we are not to be held responsible if someone sends us an
628 invalid request! */
629 xerror_set_ignore(TRUE);
630 XConfigureWindow(ob_display, window,
631 e->xconfigurerequest.value_mask, &xwc);
632 xerror_set_ignore(FALSE);
633 }
634 #ifdef SYNC
635 else if (extensions_sync &&
636 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
637 {
638 XSyncAlarmNotifyEvent *se = (XSyncAlarmNotifyEvent*)e;
639 if (se->alarm == moveresize_alarm && moveresize_in_progress)
640 moveresize_event(e);
641 }
642 #endif
643
644 if (e->type == ButtonPress || e->type == ButtonRelease ||
645 e->type == MotionNotify || e->type == KeyPress ||
646 e->type == KeyRelease)
647 {
648 event_handle_user_input(client, e);
649 }
650
651 /* if something happens and it's not from an XEvent, then we don't know
652 the time */
653 event_curtime = CurrentTime;
654 }
655
656 static void event_handle_root(XEvent *e)
657 {
658 Atom msgtype;
659
660 switch(e->type) {
661 case SelectionClear:
662 ob_debug("Another WM has requested to replace us. Exiting.\n");
663 ob_exit_replace();
664 break;
665
666 case ClientMessage:
667 if (e->xclient.format != 32) break;
668
669 msgtype = e->xclient.message_type;
670 if (msgtype == prop_atoms.net_current_desktop) {
671 guint d = e->xclient.data.l[0];
672 if (d < screen_num_desktops) {
673 event_curtime = e->xclient.data.l[1];
674 if (event_curtime == 0)
675 ob_debug_type(OB_DEBUG_APP_BUGS,
676 "_NET_CURRENT_DESKTOP message is missing "
677 "a timestamp\n");
678 screen_set_desktop(d, TRUE);
679 }
680 } else if (msgtype == prop_atoms.net_number_of_desktops) {
681 guint d = e->xclient.data.l[0];
682 if (d > 0)
683 screen_set_num_desktops(d);
684 } else if (msgtype == prop_atoms.net_showing_desktop) {
685 screen_show_desktop(e->xclient.data.l[0] != 0, NULL);
686 } else if (msgtype == prop_atoms.ob_control) {
687 if (e->xclient.data.l[0] == 1)
688 ob_reconfigure();
689 else if (e->xclient.data.l[0] == 2)
690 ob_restart();
691 }
692 break;
693 case PropertyNotify:
694 if (e->xproperty.atom == prop_atoms.net_desktop_names)
695 screen_update_desktop_names();
696 else if (e->xproperty.atom == prop_atoms.net_desktop_layout)
697 screen_update_layout();
698 break;
699 case ConfigureNotify:
700 #ifdef XRANDR
701 XRRUpdateConfiguration(e);
702 #endif
703 screen_resize();
704 break;
705 default:
706 ;
707 }
708 }
709
710 void event_enter_client(ObClient *client)
711 {
712 g_assert(config_focus_follow);
713
714 if (client_enter_focusable(client) && client_can_focus(client)) {
715 if (config_focus_delay) {
716 ObFocusDelayData *data;
717
718 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
719
720 data = g_new(ObFocusDelayData, 1);
721 data->client = client;
722 data->time = event_curtime;
723
724 ob_main_loop_timeout_add(ob_main_loop,
725 config_focus_delay,
726 focus_delay_func,
727 data, focus_delay_cmp, focus_delay_dest);
728 } else {
729 ObFocusDelayData data;
730 data.client = client;
731 data.time = event_curtime;
732 focus_delay_func(&data);
733 }
734 }
735 }
736
737 static void event_handle_user_time_window_clients(GSList *l, XEvent *e)
738 {
739 g_assert(e->type == PropertyNotify);
740 if (e->xproperty.atom == prop_atoms.net_wm_user_time) {
741 for (; l; l = g_slist_next(l))
742 client_update_user_time(l->data);
743 }
744 }
745
746 static void event_handle_client(ObClient *client, XEvent *e)
747 {
748 XEvent ce;
749 Atom msgtype;
750 ObFrameContext con;
751 static gint px = -1, py = -1;
752 static guint pb = 0;
753
754 switch (e->type) {
755 case ButtonPress:
756 /* save where the press occured for the first button pressed */
757 if (!pb) {
758 pb = e->xbutton.button;
759 px = e->xbutton.x;
760 py = e->xbutton.y;
761 }
762 case ButtonRelease:
763 /* Wheel buttons don't draw because they are an instant click, so it
764 is a waste of resources to go drawing it.
765 if the user is doing an intereactive thing, or has a menu open then
766 the mouse is grabbed (possibly) and if we get these events we don't
767 want to deal with them
768 */
769 if (!(e->xbutton.button == 4 || e->xbutton.button == 5) &&
770 !keyboard_interactively_grabbed() &&
771 !menu_frame_visible)
772 {
773 /* use where the press occured */
774 con = frame_context(client, e->xbutton.window, px, py);
775 con = mouse_button_frame_context(con, e->xbutton.button,
776 e->xbutton.state);
777
778 if (e->type == ButtonRelease && e->xbutton.button == pb)
779 pb = 0, px = py = -1;
780
781 switch (con) {
782 case OB_FRAME_CONTEXT_MAXIMIZE:
783 client->frame->max_press = (e->type == ButtonPress);
784 framerender_frame(client->frame);
785 break;
786 case OB_FRAME_CONTEXT_CLOSE:
787 client->frame->close_press = (e->type == ButtonPress);
788 framerender_frame(client->frame);
789 break;
790 case OB_FRAME_CONTEXT_ICONIFY:
791 client->frame->iconify_press = (e->type == ButtonPress);
792 framerender_frame(client->frame);
793 break;
794 case OB_FRAME_CONTEXT_ALLDESKTOPS:
795 client->frame->desk_press = (e->type == ButtonPress);
796 framerender_frame(client->frame);
797 break;
798 case OB_FRAME_CONTEXT_SHADE:
799 client->frame->shade_press = (e->type == ButtonPress);
800 framerender_frame(client->frame);
801 break;
802 default:
803 /* nothing changes with clicks for any other contexts */
804 break;
805 }
806 }
807 break;
808 case MotionNotify:
809 con = frame_context(client, e->xmotion.window,
810 e->xmotion.x, e->xmotion.y);
811 switch (con) {
812 case OB_FRAME_CONTEXT_TITLEBAR:
813 /* we've left the button area inside the titlebar */
814 if (client->frame->max_hover || client->frame->desk_hover ||
815 client->frame->shade_hover || client->frame->iconify_hover ||
816 client->frame->close_hover)
817 {
818 client->frame->max_hover = FALSE;
819 client->frame->desk_hover = FALSE;
820 client->frame->shade_hover = FALSE;
821 client->frame->iconify_hover = FALSE;
822 client->frame->close_hover = FALSE;
823 frame_adjust_state(client->frame);
824 }
825 break;
826 case OB_FRAME_CONTEXT_MAXIMIZE:
827 if (!client->frame->max_hover) {
828 client->frame->max_hover = TRUE;
829 frame_adjust_state(client->frame);
830 }
831 break;
832 case OB_FRAME_CONTEXT_ALLDESKTOPS:
833 if (!client->frame->desk_hover) {
834 client->frame->desk_hover = TRUE;
835 frame_adjust_state(client->frame);
836 }
837 break;
838 case OB_FRAME_CONTEXT_SHADE:
839 if (!client->frame->shade_hover) {
840 client->frame->shade_hover = TRUE;
841 frame_adjust_state(client->frame);
842 }
843 break;
844 case OB_FRAME_CONTEXT_ICONIFY:
845 if (!client->frame->iconify_hover) {
846 client->frame->iconify_hover = TRUE;
847 frame_adjust_state(client->frame);
848 }
849 break;
850 case OB_FRAME_CONTEXT_CLOSE:
851 if (!client->frame->close_hover) {
852 client->frame->close_hover = TRUE;
853 frame_adjust_state(client->frame);
854 }
855 break;
856 default:
857 break;
858 }
859 break;
860 case LeaveNotify:
861 con = frame_context(client, e->xcrossing.window,
862 e->xcrossing.x, e->xcrossing.y);
863 switch (con) {
864 case OB_FRAME_CONTEXT_MAXIMIZE:
865 client->frame->max_hover = FALSE;
866 frame_adjust_state(client->frame);
867 break;
868 case OB_FRAME_CONTEXT_ALLDESKTOPS:
869 client->frame->desk_hover = FALSE;
870 frame_adjust_state(client->frame);
871 break;
872 case OB_FRAME_CONTEXT_SHADE:
873 client->frame->shade_hover = FALSE;
874 frame_adjust_state(client->frame);
875 break;
876 case OB_FRAME_CONTEXT_ICONIFY:
877 client->frame->iconify_hover = FALSE;
878 frame_adjust_state(client->frame);
879 break;
880 case OB_FRAME_CONTEXT_CLOSE:
881 client->frame->close_hover = FALSE;
882 frame_adjust_state(client->frame);
883 break;
884 case OB_FRAME_CONTEXT_FRAME:
885 /* When the mouse leaves an animating window, don't use the
886 corresponding enter events. Pretend like the animating window
887 doesn't even exist..! */
888 if (frame_iconify_animating(client->frame))
889 event_ignore_all_queued_enters();
890
891 ob_debug_type(OB_DEBUG_FOCUS,
892 "%sNotify mode %d detail %d on %lx\n",
893 (e->type == EnterNotify ? "Enter" : "Leave"),
894 e->xcrossing.mode,
895 e->xcrossing.detail, (client?client->window:0));
896 if (keyboard_interactively_grabbed())
897 break;
898 if (config_focus_follow && config_focus_delay &&
899 /* leave inferior events can happen when the mouse goes onto
900 the window's border and then into the window before the
901 delay is up */
902 e->xcrossing.detail != NotifyInferior)
903 {
904 ob_main_loop_timeout_remove_data(ob_main_loop,
905 focus_delay_func,
906 client, FALSE);
907 }
908 break;
909 default:
910 break;
911 }
912 break;
913 case EnterNotify:
914 {
915 con = frame_context(client, e->xcrossing.window,
916 e->xcrossing.x, e->xcrossing.y);
917 switch (con) {
918 case OB_FRAME_CONTEXT_MAXIMIZE:
919 client->frame->max_hover = TRUE;
920 frame_adjust_state(client->frame);
921 break;
922 case OB_FRAME_CONTEXT_ALLDESKTOPS:
923 client->frame->desk_hover = TRUE;
924 frame_adjust_state(client->frame);
925 break;
926 case OB_FRAME_CONTEXT_SHADE:
927 client->frame->shade_hover = TRUE;
928 frame_adjust_state(client->frame);
929 break;
930 case OB_FRAME_CONTEXT_ICONIFY:
931 client->frame->iconify_hover = TRUE;
932 frame_adjust_state(client->frame);
933 break;
934 case OB_FRAME_CONTEXT_CLOSE:
935 client->frame->close_hover = TRUE;
936 frame_adjust_state(client->frame);
937 break;
938 case OB_FRAME_CONTEXT_FRAME:
939 if (keyboard_interactively_grabbed())
940 break;
941 if (e->xcrossing.mode == NotifyGrab ||
942 e->xcrossing.mode == NotifyUngrab ||
943 /*ignore enters when we're already in the window */
944 e->xcrossing.detail == NotifyInferior ||
945 is_enter_focus_event_ignored(e))
946 {
947 ob_debug_type(OB_DEBUG_FOCUS,
948 "%sNotify mode %d detail %d on %lx IGNORED\n",
949 (e->type == EnterNotify ? "Enter" : "Leave"),
950 e->xcrossing.mode,
951 e->xcrossing.detail, client?client->window:0);
952 }
953 else {
954 ob_debug_type(OB_DEBUG_FOCUS,
955 "%sNotify mode %d detail %d on %lx, "
956 "focusing window\n",
957 (e->type == EnterNotify ? "Enter" : "Leave"),
958 e->xcrossing.mode,
959 e->xcrossing.detail, (client?client->window:0));
960 if (config_focus_follow)
961 event_enter_client(client);
962 }
963 break;
964 default:
965 break;
966 }
967 break;
968 }
969 case ConfigureRequest:
970 {
971 /* dont compress these unless you're going to watch for property
972 notifies in between (these can change what the configure would
973 do to the window).
974 also you can't compress stacking events
975 */
976
977 gint x, y, w, h;
978
979 /* if nothing is changed, then a configurenotify is needed */
980 gboolean config = TRUE;
981
982 x = client->area.x;
983 y = client->area.y;
984 w = client->area.width;
985 h = client->area.height;
986
987 ob_debug("ConfigureRequest desktop %d wmstate %d visibile %d\n",
988 screen_desktop, client->wmstate, client->frame->visible);
989
990 if (e->xconfigurerequest.value_mask & CWBorderWidth)
991 if (client->border_width != e->xconfigurerequest.border_width) {
992 client->border_width = e->xconfigurerequest.border_width;
993 /* if only the border width is changing, then it's not needed*/
994 config = FALSE;
995 }
996
997
998 if (e->xconfigurerequest.value_mask & CWStackMode) {
999 ObClient *sibling = NULL;
1000
1001 /* get the sibling */
1002 if (e->xconfigurerequest.value_mask & CWSibling) {
1003 ObWindow *win;
1004 win = g_hash_table_lookup(window_map,
1005 &e->xconfigurerequest.above);
1006 if (WINDOW_IS_CLIENT(win) && WINDOW_AS_CLIENT(win) != client)
1007 sibling = WINDOW_AS_CLIENT(win);
1008 }
1009
1010 /* activate it rather than just focus it */
1011 stacking_restack_request(client, sibling,
1012 e->xconfigurerequest.detail, TRUE);
1013
1014 /* if a stacking change is requested then it is needed */
1015 config = TRUE;
1016 }
1017
1018 /* don't allow clients to move shaded windows (fvwm does this) */
1019 if (client->shaded && (e->xconfigurerequest.value_mask & CWX ||
1020 e->xconfigurerequest.value_mask & CWY))
1021 {
1022 e->xconfigurerequest.value_mask &= ~CWX;
1023 e->xconfigurerequest.value_mask &= ~CWY;
1024
1025 /* if the client tried to move and we aren't letting it then a
1026 synthetic event is needed */
1027 config = TRUE;
1028 }
1029
1030 if (e->xconfigurerequest.value_mask & CWX ||
1031 e->xconfigurerequest.value_mask & CWY ||
1032 e->xconfigurerequest.value_mask & CWWidth ||
1033 e->xconfigurerequest.value_mask & CWHeight)
1034 {
1035 if (e->xconfigurerequest.value_mask & CWX)
1036 x = e->xconfigurerequest.x;
1037 if (e->xconfigurerequest.value_mask & CWY)
1038 y = e->xconfigurerequest.y;
1039 if (e->xconfigurerequest.value_mask & CWWidth)
1040 w = e->xconfigurerequest.width;
1041 if (e->xconfigurerequest.value_mask & CWHeight)
1042 h = e->xconfigurerequest.height;
1043
1044 /* if a new position or size is requested, then a configure is
1045 needed */
1046 config = TRUE;
1047 }
1048
1049 ob_debug("ConfigureRequest x(%d) %d y(%d) %d w(%d) %d h(%d) %d\n",
1050 e->xconfigurerequest.value_mask & CWX, x,
1051 e->xconfigurerequest.value_mask & CWY, y,
1052 e->xconfigurerequest.value_mask & CWWidth, w,
1053 e->xconfigurerequest.value_mask & CWHeight, h);
1054
1055 /* check for broken apps moving to their root position
1056
1057 XXX remove this some day...that would be nice. right now all
1058 kde apps do this when they try activate themselves on another
1059 desktop. eg. open amarok window on desktop 1, switch to desktop
1060 2, click amarok tray icon. it will move by its decoration size.
1061 */
1062 if (x != client->area.x &&
1063 x == (client->frame->area.x + client->frame->size.left -
1064 (gint)client->border_width) &&
1065 y != client->area.y &&
1066 y == (client->frame->area.y + client->frame->size.top -
1067 (gint)client->border_width))
1068 {
1069 ob_debug_type(OB_DEBUG_APP_BUGS,
1070 "Application %s is trying to move via "
1071 "ConfigureRequest to it's root window position "
1072 "but it is not using StaticGravity\n",
1073 client->title);
1074 /* don't move it */
1075 x = client->area.x;
1076 y = client->area.y;
1077 }
1078
1079 if (config) {
1080 client_find_onscreen(client, &x, &y, w, h, FALSE);
1081 client_configure(client, x, y, w, h, FALSE, TRUE);
1082
1083 /* ignore enter events caused by these like ob actions do */
1084 event_ignore_all_queued_enters();
1085 }
1086 break;
1087 }
1088 case UnmapNotify:
1089 if (client->ignore_unmaps) {
1090 client->ignore_unmaps--;
1091 break;
1092 }
1093 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1094 "ignores left %d\n",
1095 client->window, e->xunmap.event, e->xunmap.from_configure,
1096 client->ignore_unmaps);
1097 client_unmanage(client);
1098 break;
1099 case DestroyNotify:
1100 ob_debug("DestroyNotify for window 0x%x\n", client->window);
1101 client_unmanage(client);
1102 break;
1103 case ReparentNotify:
1104 /* this is when the client is first taken captive in the frame */
1105 if (e->xreparent.parent == client->frame->plate) break;
1106
1107 /*
1108 This event is quite rare and is usually handled in unmapHandler.
1109 However, if the window is unmapped when the reparent event occurs,
1110 the window manager never sees it because an unmap event is not sent
1111 to an already unmapped window.
1112 */
1113
1114 /* we don't want the reparent event, put it back on the stack for the
1115 X server to deal with after we unmanage the window */
1116 XPutBackEvent(ob_display, e);
1117
1118 ob_debug("ReparentNotify for window 0x%x\n", client->window);
1119 client_unmanage(client);
1120 break;
1121 case MapRequest:
1122 ob_debug("MapRequest for 0x%lx\n", client->window);
1123 if (!client->iconic) break; /* this normally doesn't happen, but if it
1124 does, we don't want it!
1125 it can happen now when the window is on
1126 another desktop, but we still don't
1127 want it! */
1128 client_activate(client, FALSE, TRUE);
1129 break;
1130 case ClientMessage:
1131 /* validate cuz we query stuff off the client here */
1132 if (!client_validate(client)) break;
1133
1134 if (e->xclient.format != 32) return;
1135
1136 msgtype = e->xclient.message_type;
1137 if (msgtype == prop_atoms.wm_change_state) {
1138 /* compress changes into a single change */
1139 while (XCheckTypedWindowEvent(ob_display, client->window,
1140 e->type, &ce)) {
1141 /* XXX: it would be nice to compress ALL messages of a
1142 type, not just messages in a row without other
1143 message types between. */
1144 if (ce.xclient.message_type != msgtype) {
1145 XPutBackEvent(ob_display, &ce);
1146 break;
1147 }
1148 e->xclient = ce.xclient;
1149 }
1150 client_set_wm_state(client, e->xclient.data.l[0]);
1151 } else if (msgtype == prop_atoms.net_wm_desktop) {
1152 /* compress changes into a single change */
1153 while (XCheckTypedWindowEvent(ob_display, client->window,
1154 e->type, &ce)) {
1155 /* XXX: it would be nice to compress ALL messages of a
1156 type, not just messages in a row without other
1157 message types between. */
1158 if (ce.xclient.message_type != msgtype) {
1159 XPutBackEvent(ob_display, &ce);
1160 break;
1161 }
1162 e->xclient = ce.xclient;
1163 }
1164 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
1165 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
1166 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
1167 FALSE);
1168 } else if (msgtype == prop_atoms.net_wm_state) {
1169 /* can't compress these */
1170 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
1171 (e->xclient.data.l[0] == 0 ? "Remove" :
1172 e->xclient.data.l[0] == 1 ? "Add" :
1173 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1174 e->xclient.data.l[1], e->xclient.data.l[2],
1175 client->window);
1176 client_set_state(client, e->xclient.data.l[0],
1177 e->xclient.data.l[1], e->xclient.data.l[2]);
1178
1179 /* ignore enter events caused by these like ob actions do */
1180 event_ignore_all_queued_enters();
1181 } else if (msgtype == prop_atoms.net_close_window) {
1182 ob_debug("net_close_window for 0x%lx\n", client->window);
1183 client_close(client);
1184 } else if (msgtype == prop_atoms.net_active_window) {
1185 ob_debug("net_active_window for 0x%lx source=%s\n",
1186 client->window,
1187 (e->xclient.data.l[0] == 0 ? "unknown" :
1188 (e->xclient.data.l[0] == 1 ? "application" :
1189 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1190 /* XXX make use of data.l[2] !? */
1191 event_curtime = e->xclient.data.l[1];
1192 if (event_curtime == 0)
1193 ob_debug_type(OB_DEBUG_APP_BUGS,
1194 "_NET_ACTIVE_WINDOW message for window %s is "
1195 "missing a timestamp\n", client->title);
1196 client_activate(client, FALSE,
1197 (e->xclient.data.l[0] == 0 ||
1198 e->xclient.data.l[0] == 2));
1199 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1200 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1201 client->window, e->xclient.data.l[2]);
1202 if ((Atom)e->xclient.data.l[2] ==
1203 prop_atoms.net_wm_moveresize_size_topleft ||
1204 (Atom)e->xclient.data.l[2] ==
1205 prop_atoms.net_wm_moveresize_size_top ||
1206 (Atom)e->xclient.data.l[2] ==
1207 prop_atoms.net_wm_moveresize_size_topright ||
1208 (Atom)e->xclient.data.l[2] ==
1209 prop_atoms.net_wm_moveresize_size_right ||
1210 (Atom)e->xclient.data.l[2] ==
1211 prop_atoms.net_wm_moveresize_size_right ||
1212 (Atom)e->xclient.data.l[2] ==
1213 prop_atoms.net_wm_moveresize_size_bottomright ||
1214 (Atom)e->xclient.data.l[2] ==
1215 prop_atoms.net_wm_moveresize_size_bottom ||
1216 (Atom)e->xclient.data.l[2] ==
1217 prop_atoms.net_wm_moveresize_size_bottomleft ||
1218 (Atom)e->xclient.data.l[2] ==
1219 prop_atoms.net_wm_moveresize_size_left ||
1220 (Atom)e->xclient.data.l[2] ==
1221 prop_atoms.net_wm_moveresize_move ||
1222 (Atom)e->xclient.data.l[2] ==
1223 prop_atoms.net_wm_moveresize_size_keyboard ||
1224 (Atom)e->xclient.data.l[2] ==
1225 prop_atoms.net_wm_moveresize_move_keyboard) {
1226
1227 moveresize_start(client, e->xclient.data.l[0],
1228 e->xclient.data.l[1], e->xclient.data.l[3],
1229 e->xclient.data.l[2]);
1230 }
1231 else if ((Atom)e->xclient.data.l[2] ==
1232 prop_atoms.net_wm_moveresize_cancel)
1233 moveresize_end(TRUE);
1234 } else if (msgtype == prop_atoms.net_moveresize_window) {
1235 gint grav, x, y, w, h;
1236
1237 if (e->xclient.data.l[0] & 0xff)
1238 grav = e->xclient.data.l[0] & 0xff;
1239 else
1240 grav = client->gravity;
1241
1242 if (e->xclient.data.l[0] & 1 << 8)
1243 x = e->xclient.data.l[1];
1244 else
1245 x = client->area.x;
1246 if (e->xclient.data.l[0] & 1 << 9)
1247 y = e->xclient.data.l[2];
1248 else
1249 y = client->area.y;
1250 if (e->xclient.data.l[0] & 1 << 10)
1251 w = e->xclient.data.l[3];
1252 else
1253 w = client->area.width;
1254 if (e->xclient.data.l[0] & 1 << 11)
1255 h = e->xclient.data.l[4];
1256 else
1257 h = client->area.height;
1258
1259 ob_debug("MOVERESIZE x %d %d y %d %d\n",
1260 e->xclient.data.l[0] & 1 << 8, x,
1261 e->xclient.data.l[0] & 1 << 9, y);
1262 client_convert_gravity(client, grav, &x, &y, w, h);
1263 client_find_onscreen(client, &x, &y, w, h, FALSE);
1264
1265 client_configure(client, x, y, w, h, FALSE, TRUE);
1266
1267 /* ignore enter events caused by these like ob actions do */
1268 event_ignore_all_queued_enters();
1269 } else if (msgtype == prop_atoms.net_restack_window) {
1270 if (e->xclient.data.l[0] != 2) {
1271 ob_debug_type(OB_DEBUG_APP_BUGS,
1272 "_NET_RESTACK_WINDOW sent for window %s with "
1273 "invalid source indication %ld\n",
1274 client->title, e->xclient.data.l[0]);
1275 } else {
1276 ObClient *sibling = NULL;
1277 if (e->xclient.data.l[1]) {
1278 ObWindow *win = g_hash_table_lookup
1279 (window_map, &e->xclient.data.l[1]);
1280 if (WINDOW_IS_CLIENT(win) &&
1281 WINDOW_AS_CLIENT(win) != client)
1282 {
1283 sibling = WINDOW_AS_CLIENT(win);
1284 }
1285 if (sibling == NULL)
1286 ob_debug_type(OB_DEBUG_APP_BUGS,
1287 "_NET_RESTACK_WINDOW sent for window %s "
1288 "with invalid sibling 0x%x\n",
1289 client->title, e->xclient.data.l[1]);
1290 }
1291 if (e->xclient.data.l[2] == Below ||
1292 e->xclient.data.l[2] == BottomIf ||
1293 e->xclient.data.l[2] == Above ||
1294 e->xclient.data.l[2] == TopIf ||
1295 e->xclient.data.l[2] == Opposite)
1296 {
1297 /* just raise, don't activate */
1298 stacking_restack_request(client, sibling,
1299 e->xclient.data.l[2], FALSE);
1300 /* send a synthetic ConfigureNotify, cuz this is supposed
1301 to be like a ConfigureRequest. */
1302 client_reconfigure(client);
1303 } else
1304 ob_debug_type(OB_DEBUG_APP_BUGS,
1305 "_NET_RESTACK_WINDOW sent for window %s "
1306 "with invalid detail %d\n",
1307 client->title, e->xclient.data.l[2]);
1308 }
1309 }
1310 break;
1311 case PropertyNotify:
1312 /* validate cuz we query stuff off the client here */
1313 if (!client_validate(client)) break;
1314
1315 /* compress changes to a single property into a single change */
1316 while (XCheckTypedWindowEvent(ob_display, client->window,
1317 e->type, &ce)) {
1318 Atom a, b;
1319
1320 /* XXX: it would be nice to compress ALL changes to a property,
1321 not just changes in a row without other props between. */
1322
1323 a = ce.xproperty.atom;
1324 b = e->xproperty.atom;
1325
1326 if (a == b)
1327 continue;
1328 if ((a == prop_atoms.net_wm_name ||
1329 a == prop_atoms.wm_name ||
1330 a == prop_atoms.net_wm_icon_name ||
1331 a == prop_atoms.wm_icon_name)
1332 &&
1333 (b == prop_atoms.net_wm_name ||
1334 b == prop_atoms.wm_name ||
1335 b == prop_atoms.net_wm_icon_name ||
1336 b == prop_atoms.wm_icon_name)) {
1337 continue;
1338 }
1339 if (a == prop_atoms.net_wm_icon &&
1340 b == prop_atoms.net_wm_icon)
1341 continue;
1342
1343 XPutBackEvent(ob_display, &ce);
1344 break;
1345 }
1346
1347 msgtype = e->xproperty.atom;
1348 if (msgtype == XA_WM_NORMAL_HINTS) {
1349 client_update_normal_hints(client);
1350 /* normal hints can make a window non-resizable */
1351 client_setup_decor_and_functions(client);
1352 } else if (msgtype == XA_WM_HINTS) {
1353 client_update_wmhints(client);
1354 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1355 client_update_transient_for(client);
1356 client_get_type_and_transientness(client);
1357 /* type may have changed, so update the layer */
1358 client_calc_layer(client);
1359 client_setup_decor_and_functions(client);
1360 } else if (msgtype == prop_atoms.net_wm_name ||
1361 msgtype == prop_atoms.wm_name ||
1362 msgtype == prop_atoms.net_wm_icon_name ||
1363 msgtype == prop_atoms.wm_icon_name) {
1364 client_update_title(client);
1365 } else if (msgtype == prop_atoms.wm_protocols) {
1366 client_update_protocols(client);
1367 client_setup_decor_and_functions(client);
1368 }
1369 else if (msgtype == prop_atoms.net_wm_strut) {
1370 client_update_strut(client);
1371 }
1372 else if (msgtype == prop_atoms.net_wm_icon) {
1373 client_update_icons(client);
1374 }
1375 else if (msgtype == prop_atoms.net_wm_icon_geometry) {
1376 client_update_icon_geometry(client);
1377 }
1378 else if (msgtype == prop_atoms.net_wm_user_time) {
1379 client_update_user_time(client);
1380 }
1381 else if (msgtype == prop_atoms.net_wm_user_time_window) {
1382 client_update_user_time_window(client);
1383 }
1384 #ifdef SYNC
1385 else if (msgtype == prop_atoms.net_wm_sync_request_counter) {
1386 client_update_sync_request_counter(client);
1387 }
1388 #endif
1389 case ColormapNotify:
1390 client_update_colormap(client, e->xcolormap.colormap);
1391 break;
1392 default:
1393 ;
1394 #ifdef SHAPE
1395 if (extensions_shape && e->type == extensions_shape_event_basep) {
1396 client->shaped = ((XShapeEvent*)e)->shaped;
1397 frame_adjust_shape(client->frame);
1398 }
1399 #endif
1400 }
1401 }
1402
1403 static void event_handle_dock(ObDock *s, XEvent *e)
1404 {
1405 switch (e->type) {
1406 case ButtonPress:
1407 if (e->xbutton.button == 1)
1408 stacking_raise(DOCK_AS_WINDOW(s));
1409 else if (e->xbutton.button == 2)
1410 stacking_lower(DOCK_AS_WINDOW(s));
1411 break;
1412 case EnterNotify:
1413 dock_hide(FALSE);
1414 break;
1415 case LeaveNotify:
1416 dock_hide(TRUE);
1417 break;
1418 }
1419 }
1420
1421 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1422 {
1423 switch (e->type) {
1424 case MotionNotify:
1425 dock_app_drag(app, &e->xmotion);
1426 break;
1427 case UnmapNotify:
1428 if (app->ignore_unmaps) {
1429 app->ignore_unmaps--;
1430 break;
1431 }
1432 dock_remove(app, TRUE);
1433 break;
1434 case DestroyNotify:
1435 dock_remove(app, FALSE);
1436 break;
1437 case ReparentNotify:
1438 dock_remove(app, FALSE);
1439 break;
1440 case ConfigureNotify:
1441 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1442 break;
1443 }
1444 }
1445
1446 static ObMenuFrame* find_active_menu()
1447 {
1448 GList *it;
1449 ObMenuFrame *ret = NULL;
1450
1451 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1452 ret = it->data;
1453 if (ret->selected)
1454 break;
1455 ret = NULL;
1456 }
1457 return ret;
1458 }
1459
1460 static ObMenuFrame* find_active_or_last_menu()
1461 {
1462 ObMenuFrame *ret = NULL;
1463
1464 ret = find_active_menu();
1465 if (!ret && menu_frame_visible)
1466 ret = menu_frame_visible->data;
1467 return ret;
1468 }
1469
1470 static gboolean event_handle_menu_keyboard(XEvent *ev)
1471 {
1472 guint keycode, state;
1473 gunichar unikey;
1474 ObMenuFrame *frame;
1475 gboolean ret = TRUE;
1476
1477 keycode = ev->xkey.keycode;
1478 state = ev->xkey.state;
1479 unikey = translate_unichar(keycode);
1480
1481 frame = find_active_or_last_menu();
1482 if (frame == NULL)
1483 ret = FALSE;
1484
1485 else if (keycode == ob_keycode(OB_KEY_ESCAPE) && state == 0) {
1486 /* Escape goes to the parent menu or closes the last one */
1487 if (frame->parent)
1488 menu_frame_select(frame, NULL, TRUE);
1489 else
1490 menu_frame_hide_all();
1491 }
1492
1493 else if (keycode == ob_keycode(OB_KEY_RETURN) && (state == 0 ||
1494 state == ControlMask))
1495 {
1496 /* Enter runs the active item or goes into the submenu.
1497 Control-Enter runs it without closing the menu. */
1498 if (frame->child)
1499 menu_frame_select_next(frame->child);
1500 else
1501 menu_entry_frame_execute(frame->selected, state, ev->xkey.time);
1502 }
1503
1504 else if (keycode == ob_keycode(OB_KEY_LEFT) && ev->xkey.state == 0) {
1505 /* Left goes to the parent menu */
1506 menu_frame_select(frame, NULL, TRUE);
1507 }
1508
1509 else if (keycode == ob_keycode(OB_KEY_RIGHT) && ev->xkey.state == 0) {
1510 /* Right goes to the selected submenu */
1511 if (frame->child) menu_frame_select_next(frame->child);
1512 }
1513
1514 else if (keycode == ob_keycode(OB_KEY_UP) && state == 0) {
1515 menu_frame_select_previous(frame);
1516 }
1517
1518 else if (keycode == ob_keycode(OB_KEY_DOWN) && state == 0) {
1519 menu_frame_select_next(frame);
1520 }
1521
1522 /* keyboard accelerator shortcuts. */
1523 else if (ev->xkey.state == 0 &&
1524 /* was it a valid key? */
1525 unikey != 0 &&
1526 /* don't bother if the menu is empty. */
1527 frame->entries)
1528 {
1529 GList *start;
1530 GList *it;
1531 ObMenuEntryFrame *found = NULL;
1532 guint num_found = 0;
1533
1534 /* start after the selected one */
1535 start = frame->entries;
1536 if (frame->selected) {
1537 for (it = start; frame->selected != it->data; it = g_list_next(it))
1538 g_assert(it != NULL); /* nothing was selected? */
1539 /* next with wraparound */
1540 start = g_list_next(it);
1541 if (start == NULL) start = frame->entries;
1542 }
1543
1544 it = start;
1545 do {
1546 ObMenuEntryFrame *e = it->data;
1547 gunichar entrykey = 0;
1548
1549 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1550 entrykey = e->entry->data.normal.shortcut;
1551 else if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1552 entrykey = e->entry->data.submenu.submenu->shortcut;
1553
1554 if (unikey == entrykey) {
1555 if (found == NULL) found = e;
1556 ++num_found;
1557 }
1558
1559 /* next with wraparound */
1560 it = g_list_next(it);
1561 if (it == NULL) it = frame->entries;
1562 } while (it != start);
1563
1564 if (found) {
1565 if (found->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1566 num_found == 1)
1567 {
1568 menu_frame_select(frame, found, TRUE);
1569 usleep(50000); /* highlight the item for a short bit so the
1570 user can see what happened */
1571 menu_entry_frame_execute(found, state, ev->xkey.time);
1572 } else {
1573 menu_frame_select(frame, found, TRUE);
1574 if (num_found == 1)
1575 menu_frame_select_next(frame->child);
1576 }
1577 } else
1578 ret = FALSE;
1579 }
1580 else
1581 ret = FALSE;
1582
1583 return ret;
1584 }
1585
1586 static gboolean event_handle_menu(XEvent *ev)
1587 {
1588 ObMenuFrame *f;
1589 ObMenuEntryFrame *e;
1590 gboolean ret = TRUE;
1591
1592 switch (ev->type) {
1593 case ButtonRelease:
1594 if ((ev->xbutton.button < 4 || ev->xbutton.button > 5)
1595 && menu_can_hide)
1596 {
1597 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1598 ev->xbutton.y_root)))
1599 menu_entry_frame_execute(e, ev->xbutton.state,
1600 ev->xbutton.time);
1601 else
1602 menu_frame_hide_all();
1603 }
1604 break;
1605 case EnterNotify:
1606 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1607 if (e->ignore_enters)
1608 --e->ignore_enters;
1609 else
1610 menu_frame_select(e->frame, e, FALSE);
1611 }
1612 break;
1613 case LeaveNotify:
1614 /*ignore leaves when we're already in the window */
1615 if (ev->xcrossing.detail == NotifyInferior)
1616 break;
1617
1618 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1619 (f = find_active_menu()) && f->selected == e &&
1620 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1621 {
1622 menu_frame_select(e->frame, NULL, FALSE);
1623 }
1624 break;
1625 case MotionNotify:
1626 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1627 ev->xmotion.y_root)))
1628 menu_frame_select(e->frame, e, FALSE);
1629 break;
1630 case KeyPress:
1631 ret = event_handle_menu_keyboard(ev);
1632 break;
1633 }
1634 return ret;
1635 }
1636
1637 static void event_handle_user_input(ObClient *client, XEvent *e)
1638 {
1639 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
1640 e->type == MotionNotify || e->type == KeyPress ||
1641 e->type == KeyRelease);
1642
1643 if (menu_frame_visible) {
1644 if (event_handle_menu(e))
1645 /* don't use the event if the menu used it, but if the menu
1646 didn't use it and it's a keypress that is bound, it will
1647 close the menu and be used */
1648 return;
1649 }
1650
1651 /* if the keyboard interactive action uses the event then dont
1652 use it for bindings. likewise is moveresize uses the event. */
1653 if (!keyboard_process_interactive_grab(e, &client) &&
1654 !(moveresize_in_progress && moveresize_event(e)))
1655 {
1656 if (moveresize_in_progress)
1657 /* make further actions work on the client being
1658 moved/resized */
1659 client = moveresize_client;
1660
1661 menu_can_hide = FALSE;
1662 ob_main_loop_timeout_add(ob_main_loop,
1663 config_menu_hide_delay * 1000,
1664 menu_hide_delay_func,
1665 NULL, g_direct_equal, NULL);
1666
1667 if (e->type == ButtonPress ||
1668 e->type == ButtonRelease ||
1669 e->type == MotionNotify)
1670 {
1671 /* the frame may not be "visible" but they can still click on it
1672 in the case where it is animating before disappearing */
1673 if (!client || !frame_iconify_animating(client->frame))
1674 mouse_event(client, e);
1675 } else if (e->type == KeyPress) {
1676 keyboard_event((focus_cycle_target ? focus_cycle_target :
1677 (client ? client : focus_client)), e);
1678 }
1679 }
1680 }
1681
1682 static gboolean menu_hide_delay_func(gpointer data)
1683 {
1684 menu_can_hide = TRUE;
1685 return FALSE; /* no repeat */
1686 }
1687
1688 static void focus_delay_dest(gpointer data)
1689 {
1690 g_free(data);
1691 }
1692
1693 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1694 {
1695 const ObFocusDelayData *f1 = d1;
1696 return f1->client == d2;
1697 }
1698
1699 static gboolean focus_delay_func(gpointer data)
1700 {
1701 ObFocusDelayData *d = data;
1702 Time old = event_curtime;
1703
1704 event_curtime = d->time;
1705 if (focus_client != d->client) {
1706 if (client_focus(d->client) && config_focus_raise)
1707 stacking_raise(CLIENT_AS_WINDOW(d->client));
1708 }
1709 event_curtime = old;
1710 return FALSE; /* no repeat */
1711 }
1712
1713 static void focus_delay_client_dest(ObClient *client, gpointer data)
1714 {
1715 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1716 client, FALSE);
1717 }
1718
1719 void event_halt_focus_delay()
1720 {
1721 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1722 }
1723
1724 static Bool event_look_for_enters(Display *d, XEvent *e, XPointer arg)
1725 {
1726 if (e->type == EnterNotify &&
1727 /* these types aren't used for focusing */
1728 !(e->xcrossing.mode == NotifyGrab ||
1729 e->xcrossing.mode == NotifyUngrab ||
1730 e->xcrossing.detail == NotifyInferior))
1731 {
1732 ObWindow *win;
1733
1734 /* found an enter for that leave, ignore it if it's going to
1735 another window */
1736 win = g_hash_table_lookup(window_map, &e->xany.window);
1737 if (win && WINDOW_IS_CLIENT(win))
1738 ++ignore_enter_focus;
1739 }
1740 return False; /* don't disrupt the queue order, just count them */
1741 }
1742
1743 void event_ignore_all_queued_enters()
1744 {
1745 XEvent e;
1746
1747 XSync(ob_display, FALSE);
1748
1749 /* count the events without disrupting them */
1750 ignore_enter_focus = 0;
1751 XCheckIfEvent(ob_display, &e, event_look_for_enters, NULL);
1752 }
1753
1754 static gboolean is_enter_focus_event_ignored(XEvent *e)
1755 {
1756 g_assert(e->type == EnterNotify &&
1757 !(e->xcrossing.mode == NotifyGrab ||
1758 e->xcrossing.mode == NotifyUngrab ||
1759 e->xcrossing.detail == NotifyInferior));
1760
1761 ob_debug_type(OB_DEBUG_FOCUS, "# enters ignored: %d\n",
1762 ignore_enter_focus);
1763
1764 if (ignore_enter_focus) {
1765 --ignore_enter_focus;
1766 return TRUE;
1767 }
1768 return FALSE;
1769 }
1770
1771 gboolean event_time_after(Time t1, Time t2)
1772 {
1773 g_assert(t1 != CurrentTime);
1774 g_assert(t2 != CurrentTime);
1775
1776 /*
1777 Timestamp values wrap around (after about 49.7 days). The server, given
1778 its current time is represented by timestamp T, always interprets
1779 timestamps from clients by treating half of the timestamp space as being
1780 later in time than T.
1781 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1782 */
1783
1784 /* TIME_HALF is half of the number space of a Time type variable */
1785 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1786
1787 if (t2 >= TIME_HALF)
1788 /* t2 is in the second half so t1 might wrap around and be smaller than
1789 t2 */
1790 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1791 else
1792 /* t2 is in the first half so t1 has to come after it */
1793 return t1 >= t2 && t1 < (t2 + TIME_HALF);
1794 }
my patches for the openbox window manager
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