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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 = ce.xmotion.x;
274 e->xmotion.y = ce.xmotion.y;
275 e->xmotion.x_root = ce.xmotion.x_root;
276 e->xmotion.y_root = ce.xmotion.y_root;
277 }
278 }
279 break;
280 }
281 }
282
283 static gboolean wanted_focusevent(XEvent *e, gboolean in_client_only)
284 {
285 gint mode = e->xfocus.mode;
286 gint detail = e->xfocus.detail;
287 Window win = e->xany.window;
288
289 if (e->type == FocusIn) {
290 /* These are ones we never want.. */
291
292 /* This means focus was given by a keyboard/mouse grab. */
293 if (mode == NotifyGrab)
294 return FALSE;
295 /* This means focus was given back from a keyboard/mouse grab. */
296 if (mode == NotifyUngrab)
297 return FALSE;
298
299 /* These are the ones we want.. */
300
301 if (win == RootWindow(ob_display, ob_screen)) {
302 /* If looking for a focus in on a client, then always return
303 FALSE for focus in's to the root window */
304 if (in_client_only)
305 return FALSE;
306 /* This means focus reverted off of a client */
307 else if (detail == NotifyPointerRoot ||
308 detail == NotifyDetailNone ||
309 detail == NotifyInferior ||
310 /* This means focus got here from another screen */
311 detail == NotifyNonlinear)
312 return TRUE;
313 else
314 return FALSE;
315 }
316
317 /* It was on a client, was it a valid one?
318 It's possible to get a FocusIn event for a client that was managed
319 but has disappeared.
320 */
321 if (in_client_only) {
322 ObWindow *w = g_hash_table_lookup(window_map, &e->xfocus.window);
323 if (!w || !WINDOW_IS_CLIENT(w))
324 return FALSE;
325 }
326 else {
327 /* This means focus reverted to parent from the client (this
328 happens often during iconify animation) */
329 if (detail == NotifyInferior)
330 return TRUE;
331 }
332
333 /* This means focus moved from the root window to a client */
334 if (detail == NotifyVirtual)
335 return TRUE;
336 /* This means focus moved from one client to another */
337 if (detail == NotifyNonlinearVirtual)
338 return TRUE;
339
340 /* Otherwise.. */
341 return FALSE;
342 } else {
343 g_assert(e->type == FocusOut);
344
345 /* These are ones we never want.. */
346
347 /* This means focus was taken by a keyboard/mouse grab. */
348 if (mode == NotifyGrab)
349 return FALSE;
350 /* This means focus was grabbed on a window and it was released. */
351 if (mode == NotifyUngrab)
352 return FALSE;
353
354 /* Focus left the root window revertedto state */
355 if (win == RootWindow(ob_display, ob_screen))
356 return FALSE;
357
358 /* These are the ones we want.. */
359
360 /* This means focus moved from a client to the root window */
361 if (detail == NotifyVirtual)
362 return TRUE;
363 /* This means focus moved from one client to another */
364 if (detail == NotifyNonlinearVirtual)
365 return TRUE;
366
367 /* Otherwise.. */
368 return FALSE;
369 }
370 }
371
372 static Bool event_look_for_focusin(Display *d, XEvent *e, XPointer arg)
373 {
374 return e->type == FocusIn && wanted_focusevent(e, FALSE);
375 }
376
377 static Bool event_look_for_focusin_client(Display *d, XEvent *e, XPointer arg)
378 {
379 return e->type == FocusIn && wanted_focusevent(e, TRUE);
380 }
381
382 static void print_focusevent(XEvent *e)
383 {
384 gint mode = e->xfocus.mode;
385 gint detail = e->xfocus.detail;
386 Window win = e->xany.window;
387 const gchar *modestr, *detailstr;
388
389 switch (mode) {
390 case NotifyNormal: modestr="NotifyNormal"; break;
391 case NotifyGrab: modestr="NotifyGrab"; break;
392 case NotifyUngrab: modestr="NotifyUngrab"; break;
393 case NotifyWhileGrabbed: modestr="NotifyWhileGrabbed"; break;
394 }
395 switch (detail) {
396 case NotifyAncestor: detailstr="NotifyAncestor"; break;
397 case NotifyVirtual: detailstr="NotifyVirtual"; break;
398 case NotifyInferior: detailstr="NotifyInferior"; break;
399 case NotifyNonlinear: detailstr="NotifyNonlinear"; break;
400 case NotifyNonlinearVirtual: detailstr="NotifyNonlinearVirtual"; break;
401 case NotifyPointer: detailstr="NotifyPointer"; break;
402 case NotifyPointerRoot: detailstr="NotifyPointerRoot"; break;
403 case NotifyDetailNone: detailstr="NotifyDetailNone"; break;
404 }
405
406 if (mode == NotifyGrab || mode == NotifyUngrab)
407 return;
408
409 g_assert(modestr);
410 g_assert(detailstr);
411 ob_debug_type(OB_DEBUG_FOCUS, "Focus%s 0x%x mode=%s detail=%s\n",
412 (e->xfocus.type == FocusIn ? "In" : "Out"),
413 win,
414 modestr, detailstr);
415
416 }
417
418 static gboolean event_ignore(XEvent *e, ObClient *client)
419 {
420 switch(e->type) {
421 case FocusIn:
422 print_focusevent(e);
423 if (!wanted_focusevent(e, FALSE))
424 return TRUE;
425 break;
426 case FocusOut:
427 print_focusevent(e);
428 if (!wanted_focusevent(e, FALSE))
429 return TRUE;
430 break;
431 }
432 return FALSE;
433 }
434
435 static void event_process(const XEvent *ec, gpointer data)
436 {
437 Window window;
438 ObClient *client = NULL;
439 ObDock *dock = NULL;
440 ObDockApp *dockapp = NULL;
441 ObWindow *obwin = NULL;
442 GSList *timewinclients = NULL;
443 XEvent ee, *e;
444 ObEventData *ed = data;
445
446 /* make a copy we can mangle */
447 ee = *ec;
448 e = &ee;
449
450 window = event_get_window(e);
451 if (e->type != PropertyNotify ||
452 !(timewinclients = propwin_get_clients(window,
453 OB_PROPWIN_USER_TIME)))
454 if ((obwin = g_hash_table_lookup(window_map, &window))) {
455 switch (obwin->type) {
456 case Window_Dock:
457 dock = WINDOW_AS_DOCK(obwin);
458 break;
459 case Window_DockApp:
460 dockapp = WINDOW_AS_DOCKAPP(obwin);
461 break;
462 case Window_Client:
463 client = WINDOW_AS_CLIENT(obwin);
464 break;
465 case Window_Menu:
466 case Window_Internal:
467 /* not to be used for events */
468 g_assert_not_reached();
469 break;
470 }
471 }
472
473 event_set_curtime(e);
474 event_hack_mods(e);
475 if (event_ignore(e, client)) {
476 if (ed)
477 ed->ignored = TRUE;
478 return;
479 } else if (ed)
480 ed->ignored = FALSE;
481
482 /* deal with it in the kernel */
483
484 if (menu_frame_visible &&
485 (e->type == EnterNotify || e->type == LeaveNotify))
486 {
487 /* crossing events for menu */
488 event_handle_menu(e);
489 } else if (e->type == FocusIn) {
490 if (e->xfocus.detail == NotifyPointerRoot ||
491 e->xfocus.detail == NotifyDetailNone ||
492 e->xfocus.detail == NotifyInferior ||
493 e->xfocus.detail == NotifyNonlinear)
494 {
495 XEvent ce;
496
497 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to root, "
498 "pointer root/none or "
499 "the frame window\n");
500
501 if (e->xfocus.detail == NotifyInferior ||
502 e->xfocus.detail == NotifyNonlinear)
503 {
504 focus_left_screen = FALSE;
505 }
506
507 /* If another FocusIn is in the queue then don't fallback yet. This
508 fixes the fun case of:
509 window map -> send focusin
510 window unmap -> get focusout
511 window map -> send focusin
512 get first focus out -> fall back to something (new window
513 hasn't received focus yet, so something else) -> send focusin
514 which means the "something else" is the last thing to get a
515 focusin sent to it, so the new window doesn't end up with focus.
516
517 But if the other focus in is something like PointerRoot then we
518 still want to fall back.
519 */
520 if (XCheckIfEvent(ob_display, &ce, event_look_for_focusin_client,
521 NULL))
522 {
523 XPutBackEvent(ob_display, &ce);
524 ob_debug_type(OB_DEBUG_FOCUS,
525 " but another FocusIn is coming\n");
526 } else {
527 /* Focus has been reverted.
528
529 FocusOut events come after UnmapNotify, so we don't need to
530 worry about focusing an invalid window
531 */
532
533 if (!focus_left_screen)
534 focus_fallback(TRUE, FALSE);
535 }
536 }
537 else if (!client)
538 {
539 ob_debug_type(OB_DEBUG_FOCUS,
540 "Focus went to a window that is already gone\n");
541
542 /* If you send focus to a window and then it disappears, you can
543 get the FocusIn for it, after it is unmanaged.
544 Just wait for the next FocusOut/FocusIn pair. */
545 }
546 else if (client != focus_client) {
547 focus_left_screen = FALSE;
548 frame_adjust_focus(client->frame, TRUE);
549 focus_set_client(client);
550 client_calc_layer(client);
551 client_bring_helper_windows(client);
552 }
553 } else if (e->type == FocusOut) {
554 XEvent ce;
555
556 /* Look for the followup FocusIn */
557 if (!XCheckIfEvent(ob_display, &ce, event_look_for_focusin, NULL)) {
558 /* There is no FocusIn, this means focus went to a window that
559 is not being managed, or a window on another screen. */
560 Window win, root;
561 gint i;
562 guint u;
563 xerror_set_ignore(TRUE);
564 if (XGetInputFocus(ob_display, &win, &i) != 0 &&
565 XGetGeometry(ob_display, win, &root, &i,&i,&u,&u,&u,&u) != 0 &&
566 root != RootWindow(ob_display, ob_screen))
567 {
568 ob_debug_type(OB_DEBUG_FOCUS,
569 "Focus went to another screen !\n");
570 focus_left_screen = TRUE;
571 }
572 else
573 ob_debug_type(OB_DEBUG_FOCUS,
574 "Focus went to a black hole !\n");
575 xerror_set_ignore(FALSE);
576 /* nothing is focused */
577 focus_set_client(NULL);
578 } else {
579 /* Focus moved, so process the FocusIn event */
580 ObEventData ed = { .ignored = FALSE };
581 event_process(&ce, &ed);
582 if (ed.ignored) {
583 /* The FocusIn was ignored, this means it was on a window
584 that isn't a client. */
585 ob_debug_type(OB_DEBUG_FOCUS,
586 "Focus went to an unmanaged window 0x%x !\n",
587 ce.xfocus.window);
588 focus_fallback(TRUE, FALSE);
589 }
590 }
591
592 if (client && client != focus_client) {
593 frame_adjust_focus(client->frame, FALSE);
594 /* focus_set_client(NULL) has already been called in this
595 section or by focus_fallback */
596 client_calc_layer(client);
597 }
598 } else if (timewinclients)
599 event_handle_user_time_window_clients(timewinclients, e);
600 else if (client)
601 event_handle_client(client, e);
602 else if (dockapp)
603 event_handle_dockapp(dockapp, e);
604 else if (dock)
605 event_handle_dock(dock, e);
606 else if (window == RootWindow(ob_display, ob_screen))
607 event_handle_root(e);
608 else if (e->type == MapRequest)
609 client_manage(window);
610 else if (e->type == ClientMessage) {
611 /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
612 windows that are not managed yet. */
613 if (e->xclient.message_type == prop_atoms.net_request_frame_extents) {
614 /* Pretend to manage the client, getting information used to
615 determine its decorations */
616 ObClient *c = client_fake_manage(e->xclient.window);
617 gulong vals[4];
618
619 /* set the frame extents on the window */
620 vals[0] = c->frame->size.left;
621 vals[1] = c->frame->size.right;
622 vals[2] = c->frame->size.top;
623 vals[3] = c->frame->size.bottom;
624 PROP_SETA32(e->xclient.window, net_frame_extents,
625 cardinal, vals, 4);
626
627 /* Free the pretend client */
628 client_fake_unmanage(c);
629 }
630 }
631 else if (e->type == ConfigureRequest) {
632 /* unhandled configure requests must be used to configure the
633 window directly */
634 XWindowChanges xwc;
635
636 xwc.x = e->xconfigurerequest.x;
637 xwc.y = e->xconfigurerequest.y;
638 xwc.width = e->xconfigurerequest.width;
639 xwc.height = e->xconfigurerequest.height;
640 xwc.border_width = e->xconfigurerequest.border_width;
641 xwc.sibling = e->xconfigurerequest.above;
642 xwc.stack_mode = e->xconfigurerequest.detail;
643
644 /* we are not to be held responsible if someone sends us an
645 invalid request! */
646 xerror_set_ignore(TRUE);
647 XConfigureWindow(ob_display, window,
648 e->xconfigurerequest.value_mask, &xwc);
649 xerror_set_ignore(FALSE);
650 }
651 #ifdef SYNC
652 else if (extensions_sync &&
653 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
654 {
655 XSyncAlarmNotifyEvent *se = (XSyncAlarmNotifyEvent*)e;
656 if (se->alarm == moveresize_alarm && moveresize_in_progress)
657 moveresize_event(e);
658 }
659 #endif
660
661 if (e->type == ButtonPress || e->type == ButtonRelease ||
662 e->type == MotionNotify || e->type == KeyPress ||
663 e->type == KeyRelease)
664 {
665 event_handle_user_input(client, e);
666 }
667
668 /* if something happens and it's not from an XEvent, then we don't know
669 the time */
670 event_curtime = CurrentTime;
671 }
672
673 static void event_handle_root(XEvent *e)
674 {
675 Atom msgtype;
676
677 switch(e->type) {
678 case SelectionClear:
679 ob_debug("Another WM has requested to replace us. Exiting.\n");
680 ob_exit_replace();
681 break;
682
683 case ClientMessage:
684 if (e->xclient.format != 32) break;
685
686 msgtype = e->xclient.message_type;
687 if (msgtype == prop_atoms.net_current_desktop) {
688 guint d = e->xclient.data.l[0];
689 if (d < screen_num_desktops) {
690 event_curtime = e->xclient.data.l[1];
691 if (event_curtime == 0)
692 ob_debug_type(OB_DEBUG_APP_BUGS,
693 "_NET_CURRENT_DESKTOP message is missing "
694 "a timestamp\n");
695 screen_set_desktop(d, TRUE);
696 }
697 } else if (msgtype == prop_atoms.net_number_of_desktops) {
698 guint d = e->xclient.data.l[0];
699 if (d > 0 && d <= 1000)
700 screen_set_num_desktops(d);
701 } else if (msgtype == prop_atoms.net_showing_desktop) {
702 screen_show_desktop(e->xclient.data.l[0] != 0, NULL);
703 } else if (msgtype == prop_atoms.ob_control) {
704 if (e->xclient.data.l[0] == 1)
705 ob_reconfigure();
706 else if (e->xclient.data.l[0] == 2)
707 ob_restart();
708 }
709 break;
710 case PropertyNotify:
711 if (e->xproperty.atom == prop_atoms.net_desktop_names)
712 screen_update_desktop_names();
713 else if (e->xproperty.atom == prop_atoms.net_desktop_layout)
714 screen_update_layout();
715 break;
716 case ConfigureNotify:
717 #ifdef XRANDR
718 XRRUpdateConfiguration(e);
719 #endif
720 screen_resize();
721 break;
722 default:
723 ;
724 }
725 }
726
727 void event_enter_client(ObClient *client)
728 {
729 g_assert(config_focus_follow);
730
731 if (client_enter_focusable(client) && client_can_focus(client)) {
732 if (config_focus_delay) {
733 ObFocusDelayData *data;
734
735 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
736
737 data = g_new(ObFocusDelayData, 1);
738 data->client = client;
739 data->time = event_curtime;
740
741 ob_main_loop_timeout_add(ob_main_loop,
742 config_focus_delay,
743 focus_delay_func,
744 data, focus_delay_cmp, focus_delay_dest);
745 } else {
746 ObFocusDelayData data;
747 data.client = client;
748 data.time = event_curtime;
749 focus_delay_func(&data);
750 }
751 }
752 }
753
754 static void event_handle_user_time_window_clients(GSList *l, XEvent *e)
755 {
756 g_assert(e->type == PropertyNotify);
757 if (e->xproperty.atom == prop_atoms.net_wm_user_time) {
758 for (; l; l = g_slist_next(l))
759 client_update_user_time(l->data);
760 }
761 }
762
763 static void event_handle_client(ObClient *client, XEvent *e)
764 {
765 XEvent ce;
766 Atom msgtype;
767 ObFrameContext con;
768 static gint px = -1, py = -1;
769 static guint pb = 0;
770
771 switch (e->type) {
772 case ButtonPress:
773 /* save where the press occured for the first button pressed */
774 if (!pb) {
775 pb = e->xbutton.button;
776 px = e->xbutton.x;
777 py = e->xbutton.y;
778 }
779 case ButtonRelease:
780 /* Wheel buttons don't draw because they are an instant click, so it
781 is a waste of resources to go drawing it.
782 if the user is doing an intereactive thing, or has a menu open then
783 the mouse is grabbed (possibly) and if we get these events we don't
784 want to deal with them
785 */
786 if (!(e->xbutton.button == 4 || e->xbutton.button == 5) &&
787 !keyboard_interactively_grabbed() &&
788 !menu_frame_visible)
789 {
790 /* use where the press occured */
791 con = frame_context(client, e->xbutton.window, px, py);
792 con = mouse_button_frame_context(con, e->xbutton.button,
793 e->xbutton.state);
794
795 if (e->type == ButtonRelease && e->xbutton.button == pb)
796 pb = 0, px = py = -1;
797
798 switch (con) {
799 case OB_FRAME_CONTEXT_MAXIMIZE:
800 client->frame->max_press = (e->type == ButtonPress);
801 framerender_frame(client->frame);
802 break;
803 case OB_FRAME_CONTEXT_CLOSE:
804 client->frame->close_press = (e->type == ButtonPress);
805 framerender_frame(client->frame);
806 break;
807 case OB_FRAME_CONTEXT_ICONIFY:
808 client->frame->iconify_press = (e->type == ButtonPress);
809 framerender_frame(client->frame);
810 break;
811 case OB_FRAME_CONTEXT_ALLDESKTOPS:
812 client->frame->desk_press = (e->type == ButtonPress);
813 framerender_frame(client->frame);
814 break;
815 case OB_FRAME_CONTEXT_SHADE:
816 client->frame->shade_press = (e->type == ButtonPress);
817 framerender_frame(client->frame);
818 break;
819 default:
820 /* nothing changes with clicks for any other contexts */
821 break;
822 }
823 }
824 break;
825 case MotionNotify:
826 con = frame_context(client, e->xmotion.window,
827 e->xmotion.x, e->xmotion.y);
828 switch (con) {
829 case OB_FRAME_CONTEXT_TITLEBAR:
830 case OB_FRAME_CONTEXT_TLCORNER:
831 case OB_FRAME_CONTEXT_TRCORNER:
832 /* we've left the button area inside the titlebar */
833 if (client->frame->max_hover || client->frame->desk_hover ||
834 client->frame->shade_hover || client->frame->iconify_hover ||
835 client->frame->close_hover)
836 {
837 client->frame->max_hover = FALSE;
838 client->frame->desk_hover = FALSE;
839 client->frame->shade_hover = FALSE;
840 client->frame->iconify_hover = FALSE;
841 client->frame->close_hover = FALSE;
842 frame_adjust_state(client->frame);
843 }
844 break;
845 case OB_FRAME_CONTEXT_MAXIMIZE:
846 if (!client->frame->max_hover) {
847 client->frame->max_hover = TRUE;
848 frame_adjust_state(client->frame);
849 }
850 break;
851 case OB_FRAME_CONTEXT_ALLDESKTOPS:
852 if (!client->frame->desk_hover) {
853 client->frame->desk_hover = TRUE;
854 frame_adjust_state(client->frame);
855 }
856 break;
857 case OB_FRAME_CONTEXT_SHADE:
858 if (!client->frame->shade_hover) {
859 client->frame->shade_hover = TRUE;
860 frame_adjust_state(client->frame);
861 }
862 break;
863 case OB_FRAME_CONTEXT_ICONIFY:
864 if (!client->frame->iconify_hover) {
865 client->frame->iconify_hover = TRUE;
866 frame_adjust_state(client->frame);
867 }
868 break;
869 case OB_FRAME_CONTEXT_CLOSE:
870 if (!client->frame->close_hover) {
871 client->frame->close_hover = TRUE;
872 frame_adjust_state(client->frame);
873 }
874 break;
875 default:
876 break;
877 }
878 break;
879 case LeaveNotify:
880 con = frame_context(client, e->xcrossing.window,
881 e->xcrossing.x, e->xcrossing.y);
882 switch (con) {
883 case OB_FRAME_CONTEXT_TITLEBAR:
884 case OB_FRAME_CONTEXT_TLCORNER:
885 case OB_FRAME_CONTEXT_TRCORNER:
886 /* we've left the button area inside the titlebar */
887 if (client->frame->max_hover || client->frame->desk_hover ||
888 client->frame->shade_hover || client->frame->iconify_hover ||
889 client->frame->close_hover)
890 {
891 client->frame->max_hover = FALSE;
892 client->frame->desk_hover = FALSE;
893 client->frame->shade_hover = FALSE;
894 client->frame->iconify_hover = FALSE;
895 client->frame->close_hover = FALSE;
896 frame_adjust_state(client->frame);
897 }
898 break;
899 case OB_FRAME_CONTEXT_MAXIMIZE:
900 client->frame->max_hover = FALSE;
901 frame_adjust_state(client->frame);
902 break;
903 case OB_FRAME_CONTEXT_ALLDESKTOPS:
904 client->frame->desk_hover = FALSE;
905 frame_adjust_state(client->frame);
906 break;
907 case OB_FRAME_CONTEXT_SHADE:
908 client->frame->shade_hover = FALSE;
909 frame_adjust_state(client->frame);
910 break;
911 case OB_FRAME_CONTEXT_ICONIFY:
912 client->frame->iconify_hover = FALSE;
913 frame_adjust_state(client->frame);
914 break;
915 case OB_FRAME_CONTEXT_CLOSE:
916 client->frame->close_hover = FALSE;
917 frame_adjust_state(client->frame);
918 break;
919 case OB_FRAME_CONTEXT_FRAME:
920 /* When the mouse leaves an animating window, don't use the
921 corresponding enter events. Pretend like the animating window
922 doesn't even exist..! */
923 if (frame_iconify_animating(client->frame))
924 event_ignore_all_queued_enters();
925
926 ob_debug_type(OB_DEBUG_FOCUS,
927 "%sNotify mode %d detail %d on %lx\n",
928 (e->type == EnterNotify ? "Enter" : "Leave"),
929 e->xcrossing.mode,
930 e->xcrossing.detail, (client?client->window:0));
931 if (keyboard_interactively_grabbed())
932 break;
933 if (config_focus_follow && config_focus_delay &&
934 /* leave inferior events can happen when the mouse goes onto
935 the window's border and then into the window before the
936 delay is up */
937 e->xcrossing.detail != NotifyInferior)
938 {
939 ob_main_loop_timeout_remove_data(ob_main_loop,
940 focus_delay_func,
941 client, FALSE);
942 }
943 break;
944 default:
945 break;
946 }
947 break;
948 case EnterNotify:
949 {
950 con = frame_context(client, e->xcrossing.window,
951 e->xcrossing.x, e->xcrossing.y);
952 switch (con) {
953 case OB_FRAME_CONTEXT_MAXIMIZE:
954 client->frame->max_hover = TRUE;
955 frame_adjust_state(client->frame);
956 break;
957 case OB_FRAME_CONTEXT_ALLDESKTOPS:
958 client->frame->desk_hover = TRUE;
959 frame_adjust_state(client->frame);
960 break;
961 case OB_FRAME_CONTEXT_SHADE:
962 client->frame->shade_hover = TRUE;
963 frame_adjust_state(client->frame);
964 break;
965 case OB_FRAME_CONTEXT_ICONIFY:
966 client->frame->iconify_hover = TRUE;
967 frame_adjust_state(client->frame);
968 break;
969 case OB_FRAME_CONTEXT_CLOSE:
970 client->frame->close_hover = TRUE;
971 frame_adjust_state(client->frame);
972 break;
973 case OB_FRAME_CONTEXT_FRAME:
974 if (keyboard_interactively_grabbed())
975 break;
976 if (e->xcrossing.mode == NotifyGrab ||
977 e->xcrossing.mode == NotifyUngrab ||
978 /*ignore enters when we're already in the window */
979 e->xcrossing.detail == NotifyInferior ||
980 is_enter_focus_event_ignored(e))
981 {
982 ob_debug_type(OB_DEBUG_FOCUS,
983 "%sNotify mode %d detail %d on %lx IGNORED\n",
984 (e->type == EnterNotify ? "Enter" : "Leave"),
985 e->xcrossing.mode,
986 e->xcrossing.detail, client?client->window:0);
987 }
988 else {
989 ob_debug_type(OB_DEBUG_FOCUS,
990 "%sNotify mode %d detail %d on %lx, "
991 "focusing window\n",
992 (e->type == EnterNotify ? "Enter" : "Leave"),
993 e->xcrossing.mode,
994 e->xcrossing.detail, (client?client->window:0));
995 if (config_focus_follow)
996 event_enter_client(client);
997 }
998 break;
999 default:
1000 break;
1001 }
1002 break;
1003 }
1004 case ConfigureRequest:
1005 {
1006 /* dont compress these unless you're going to watch for property
1007 notifies in between (these can change what the configure would
1008 do to the window).
1009 also you can't compress stacking events
1010 */
1011
1012 gint x, y, w, h, b;
1013 gboolean move = FALSE;
1014 gboolean resize = FALSE;
1015 gboolean border = FALSE;
1016
1017 /* get the current area */
1018 RECT_TO_DIMS(client->area, x, y, w, h);
1019 b = client->border_width;
1020
1021 ob_debug("ConfigureRequest for \"%s\" desktop %d wmstate %d "
1022 "visibile %d\n"
1023 " x %d y %d w %d h %d b %d\n",
1024 client->title,
1025 screen_desktop, client->wmstate, client->frame->visible,
1026 x, y, w, h, b);
1027
1028 if (e->xconfigurerequest.value_mask & CWBorderWidth)
1029 if (client->border_width != e->xconfigurerequest.border_width) {
1030 b = e->xconfigurerequest.border_width;
1031 border = TRUE;
1032 }
1033
1034
1035 if (e->xconfigurerequest.value_mask & CWStackMode) {
1036 ObClient *sibling = NULL;
1037
1038 /* get the sibling */
1039 if (e->xconfigurerequest.value_mask & CWSibling) {
1040 ObWindow *win;
1041 win = g_hash_table_lookup(window_map,
1042 &e->xconfigurerequest.above);
1043 if (WINDOW_IS_CLIENT(win) && WINDOW_AS_CLIENT(win) != client)
1044 sibling = WINDOW_AS_CLIENT(win);
1045 }
1046
1047 /* activate it rather than just focus it */
1048 stacking_restack_request(client, sibling,
1049 e->xconfigurerequest.detail, TRUE);
1050
1051 /* if a stacking change moves the window without resizing */
1052 move = TRUE;
1053 }
1054
1055 if ((e->xconfigurerequest.value_mask & CWX) ||
1056 (e->xconfigurerequest.value_mask & CWY) ||
1057 (e->xconfigurerequest.value_mask & CWWidth) ||
1058 (e->xconfigurerequest.value_mask & CWHeight))
1059 {
1060 if (e->xconfigurerequest.value_mask & CWX) {
1061 /* don't allow clients to move shaded windows (fvwm does this)
1062 */
1063 if (!client->shaded)
1064 x = e->xconfigurerequest.x;
1065 move = TRUE;
1066 }
1067 if (e->xconfigurerequest.value_mask & CWY) {
1068 /* don't allow clients to move shaded windows (fvwm does this)
1069 */
1070 if (!client->shaded)
1071 y = e->xconfigurerequest.y;
1072 move = TRUE;
1073 }
1074
1075 if (e->xconfigurerequest.value_mask & CWWidth) {
1076 w = e->xconfigurerequest.width;
1077 resize = TRUE;
1078 }
1079 if (e->xconfigurerequest.value_mask & CWHeight) {
1080 h = e->xconfigurerequest.height;
1081 resize = TRUE;
1082 }
1083 }
1084
1085 ob_debug("ConfigureRequest x(%d) %d y(%d) %d w(%d) %d h(%d) %d "
1086 "move %d resize %d\n",
1087 e->xconfigurerequest.value_mask & CWX, x,
1088 e->xconfigurerequest.value_mask & CWY, y,
1089 e->xconfigurerequest.value_mask & CWWidth, w,
1090 e->xconfigurerequest.value_mask & CWHeight, h,
1091 move, resize);
1092
1093 /* check for broken apps moving to their root position
1094
1095 XXX remove this some day...that would be nice. right now all
1096 kde apps do this when they try activate themselves on another
1097 desktop. eg. open amarok window on desktop 1, switch to desktop
1098 2, click amarok tray icon. it will move by its decoration size.
1099 */
1100 if (move && !resize &&
1101 x != client->area.x &&
1102 x == (client->frame->area.x + client->frame->size.left -
1103 (gint)client->border_width) &&
1104 y != client->area.y &&
1105 y == (client->frame->area.y + client->frame->size.top -
1106 (gint)client->border_width))
1107 {
1108 ob_debug_type(OB_DEBUG_APP_BUGS,
1109 "Application %s is trying to move via "
1110 "ConfigureRequest to it's root window position "
1111 "but it is not using StaticGravity\n",
1112 client->title);
1113 /* don't move it */
1114 x = client->area.x;
1115 y = client->area.y;
1116
1117 /* they still requested a move, so don't change whether a
1118 notify is sent or not */
1119 }
1120
1121 if (move || resize || border) {
1122 gint lw,lh;
1123
1124 if (move || resize) {
1125 client_try_configure(client, &x, &y, &w, &h, &lw, &lh, FALSE);
1126
1127 /* if x was not given, then use gravity to figure out the new
1128 x. the reference point should not be moved */
1129 if ((e->xconfigurerequest.value_mask & CWWidth &&
1130 !(e->xconfigurerequest.value_mask & CWX)))
1131 client_gravity_resize_w(client, &x, client->area.width, w);
1132 /* if y was not given, then use gravity to figure out the new
1133 y. the reference point should not be moved */
1134 if ((e->xconfigurerequest.value_mask & CWHeight &&
1135 !(e->xconfigurerequest.value_mask & CWY)))
1136 client_gravity_resize_h(client, &y, client->area.height,h);
1137
1138 client_find_onscreen(client, &x, &y, w, h, FALSE);
1139 }
1140 /* if they requested something that moves the window, or if
1141 the window is actually being changed then configure it and
1142 send a configure notify to them */
1143 if (move || !RECT_EQUAL_DIMS(client->area, x, y, w, h) ||
1144 border)
1145 {
1146 ob_debug("Granting ConfigureRequest x %d y %d w %d h %d "
1147 "b %d\n",
1148 x, y, w, h, b);
1149 client_configure(client, x, y, w, h, b, FALSE, TRUE);
1150 }
1151
1152 /* ignore enter events caused by these like ob actions do */
1153 event_ignore_all_queued_enters();
1154 }
1155 break;
1156 }
1157 case UnmapNotify:
1158 if (client->ignore_unmaps) {
1159 client->ignore_unmaps--;
1160 break;
1161 }
1162 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1163 "ignores left %d\n",
1164 client->window, e->xunmap.event, e->xunmap.from_configure,
1165 client->ignore_unmaps);
1166 client_unmanage(client);
1167 break;
1168 case DestroyNotify:
1169 ob_debug("DestroyNotify for window 0x%x\n", client->window);
1170 client_unmanage(client);
1171 break;
1172 case ReparentNotify:
1173 /* this is when the client is first taken captive in the frame */
1174 if (e->xreparent.parent == client->frame->plate) break;
1175
1176 /*
1177 This event is quite rare and is usually handled in unmapHandler.
1178 However, if the window is unmapped when the reparent event occurs,
1179 the window manager never sees it because an unmap event is not sent
1180 to an already unmapped window.
1181 */
1182
1183 /* we don't want the reparent event, put it back on the stack for the
1184 X server to deal with after we unmanage the window */
1185 XPutBackEvent(ob_display, e);
1186
1187 ob_debug("ReparentNotify for window 0x%x\n", client->window);
1188 client_unmanage(client);
1189 break;
1190 case MapRequest:
1191 ob_debug("MapRequest for 0x%lx\n", client->window);
1192 if (!client->iconic) break; /* this normally doesn't happen, but if it
1193 does, we don't want it!
1194 it can happen now when the window is on
1195 another desktop, but we still don't
1196 want it! */
1197 client_activate(client, FALSE, TRUE);
1198 break;
1199 case ClientMessage:
1200 /* validate cuz we query stuff off the client here */
1201 if (!client_validate(client)) break;
1202
1203 if (e->xclient.format != 32) return;
1204
1205 msgtype = e->xclient.message_type;
1206 if (msgtype == prop_atoms.wm_change_state) {
1207 /* compress changes into a single change */
1208 while (XCheckTypedWindowEvent(ob_display, client->window,
1209 e->type, &ce)) {
1210 /* XXX: it would be nice to compress ALL messages of a
1211 type, not just messages in a row without other
1212 message types between. */
1213 if (ce.xclient.message_type != msgtype) {
1214 XPutBackEvent(ob_display, &ce);
1215 break;
1216 }
1217 e->xclient = ce.xclient;
1218 }
1219 client_set_wm_state(client, e->xclient.data.l[0]);
1220 } else if (msgtype == prop_atoms.net_wm_desktop) {
1221 /* compress changes into a single change */
1222 while (XCheckTypedWindowEvent(ob_display, client->window,
1223 e->type, &ce)) {
1224 /* XXX: it would be nice to compress ALL messages of a
1225 type, not just messages in a row without other
1226 message types between. */
1227 if (ce.xclient.message_type != msgtype) {
1228 XPutBackEvent(ob_display, &ce);
1229 break;
1230 }
1231 e->xclient = ce.xclient;
1232 }
1233 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
1234 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
1235 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
1236 FALSE);
1237 } else if (msgtype == prop_atoms.net_wm_state) {
1238 /* can't compress these */
1239 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
1240 (e->xclient.data.l[0] == 0 ? "Remove" :
1241 e->xclient.data.l[0] == 1 ? "Add" :
1242 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1243 e->xclient.data.l[1], e->xclient.data.l[2],
1244 client->window);
1245 client_set_state(client, e->xclient.data.l[0],
1246 e->xclient.data.l[1], e->xclient.data.l[2]);
1247
1248 /* ignore enter events caused by these like ob actions do */
1249 event_ignore_all_queued_enters();
1250 } else if (msgtype == prop_atoms.net_close_window) {
1251 ob_debug("net_close_window for 0x%lx\n", client->window);
1252 client_close(client);
1253 } else if (msgtype == prop_atoms.net_active_window) {
1254 ob_debug("net_active_window for 0x%lx source=%s\n",
1255 client->window,
1256 (e->xclient.data.l[0] == 0 ? "unknown" :
1257 (e->xclient.data.l[0] == 1 ? "application" :
1258 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1259 /* XXX make use of data.l[2] !? */
1260 if (e->xclient.data.l[0] == 1 || e->xclient.data.l[0] == 2) {
1261 event_curtime = e->xclient.data.l[1];
1262 if (event_curtime == 0)
1263 ob_debug_type(OB_DEBUG_APP_BUGS,
1264 "_NET_ACTIVE_WINDOW message for window %s is"
1265 " missing a timestamp\n", client->title);
1266 } else
1267 ob_debug_type(OB_DEBUG_APP_BUGS,
1268 "_NET_ACTIVE_WINDOW message for window %s is "
1269 "missing source indication\n");
1270 client_activate(client, FALSE,
1271 (e->xclient.data.l[0] == 0 ||
1272 e->xclient.data.l[0] == 2));
1273 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1274 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1275 client->window, e->xclient.data.l[2]);
1276 if ((Atom)e->xclient.data.l[2] ==
1277 prop_atoms.net_wm_moveresize_size_topleft ||
1278 (Atom)e->xclient.data.l[2] ==
1279 prop_atoms.net_wm_moveresize_size_top ||
1280 (Atom)e->xclient.data.l[2] ==
1281 prop_atoms.net_wm_moveresize_size_topright ||
1282 (Atom)e->xclient.data.l[2] ==
1283 prop_atoms.net_wm_moveresize_size_right ||
1284 (Atom)e->xclient.data.l[2] ==
1285 prop_atoms.net_wm_moveresize_size_right ||
1286 (Atom)e->xclient.data.l[2] ==
1287 prop_atoms.net_wm_moveresize_size_bottomright ||
1288 (Atom)e->xclient.data.l[2] ==
1289 prop_atoms.net_wm_moveresize_size_bottom ||
1290 (Atom)e->xclient.data.l[2] ==
1291 prop_atoms.net_wm_moveresize_size_bottomleft ||
1292 (Atom)e->xclient.data.l[2] ==
1293 prop_atoms.net_wm_moveresize_size_left ||
1294 (Atom)e->xclient.data.l[2] ==
1295 prop_atoms.net_wm_moveresize_move ||
1296 (Atom)e->xclient.data.l[2] ==
1297 prop_atoms.net_wm_moveresize_size_keyboard ||
1298 (Atom)e->xclient.data.l[2] ==
1299 prop_atoms.net_wm_moveresize_move_keyboard) {
1300
1301 moveresize_start(client, e->xclient.data.l[0],
1302 e->xclient.data.l[1], e->xclient.data.l[3],
1303 e->xclient.data.l[2]);
1304 }
1305 else if ((Atom)e->xclient.data.l[2] ==
1306 prop_atoms.net_wm_moveresize_cancel)
1307 moveresize_end(TRUE);
1308 } else if (msgtype == prop_atoms.net_moveresize_window) {
1309 gint ograv, x, y, w, h;
1310
1311 ograv = client->gravity;
1312
1313 if (e->xclient.data.l[0] & 0xff)
1314 client->gravity = e->xclient.data.l[0] & 0xff;
1315
1316 if (e->xclient.data.l[0] & 1 << 8)
1317 x = e->xclient.data.l[1];
1318 else
1319 x = client->area.x;
1320 if (e->xclient.data.l[0] & 1 << 9)
1321 y = e->xclient.data.l[2];
1322 else
1323 y = client->area.y;
1324
1325 if (e->xclient.data.l[0] & 1 << 10) {
1326 w = e->xclient.data.l[3];
1327
1328 /* if x was not given, then use gravity to figure out the new
1329 x. the reference point should not be moved */
1330 if (!(e->xclient.data.l[0] & 1 << 8))
1331 client_gravity_resize_w(client, &x, client->area.width, w);
1332 }
1333 else
1334 w = client->area.width;
1335
1336 if (e->xclient.data.l[0] & 1 << 11) {
1337 h = e->xclient.data.l[4];
1338
1339 /* if y was not given, then use gravity to figure out the new
1340 y. the reference point should not be moved */
1341 if (!(e->xclient.data.l[0] & 1 << 9))
1342 client_gravity_resize_h(client, &y, client->area.height,h);
1343 }
1344 else
1345 h = client->area.height;
1346
1347 ob_debug("MOVERESIZE x %d %d y %d %d (gravity %d)\n",
1348 e->xclient.data.l[0] & 1 << 8, x,
1349 e->xclient.data.l[0] & 1 << 9, y,
1350 client->gravity);
1351
1352 client_find_onscreen(client, &x, &y, w, h, FALSE);
1353
1354 client_configure(client, x, y, w, h, client->border_width,
1355 FALSE, TRUE);
1356
1357 client->gravity = ograv;
1358
1359 /* ignore enter events caused by these like ob actions do */
1360 event_ignore_all_queued_enters();
1361 } else if (msgtype == prop_atoms.net_restack_window) {
1362 if (e->xclient.data.l[0] != 2) {
1363 ob_debug_type(OB_DEBUG_APP_BUGS,
1364 "_NET_RESTACK_WINDOW sent for window %s with "
1365 "invalid source indication %ld\n",
1366 client->title, e->xclient.data.l[0]);
1367 } else {
1368 ObClient *sibling = NULL;
1369 if (e->xclient.data.l[1]) {
1370 ObWindow *win = g_hash_table_lookup
1371 (window_map, &e->xclient.data.l[1]);
1372 if (WINDOW_IS_CLIENT(win) &&
1373 WINDOW_AS_CLIENT(win) != client)
1374 {
1375 sibling = WINDOW_AS_CLIENT(win);
1376 }
1377 if (sibling == NULL)
1378 ob_debug_type(OB_DEBUG_APP_BUGS,
1379 "_NET_RESTACK_WINDOW sent for window %s "
1380 "with invalid sibling 0x%x\n",
1381 client->title, e->xclient.data.l[1]);
1382 }
1383 if (e->xclient.data.l[2] == Below ||
1384 e->xclient.data.l[2] == BottomIf ||
1385 e->xclient.data.l[2] == Above ||
1386 e->xclient.data.l[2] == TopIf ||
1387 e->xclient.data.l[2] == Opposite)
1388 {
1389 /* just raise, don't activate */
1390 stacking_restack_request(client, sibling,
1391 e->xclient.data.l[2], FALSE);
1392 /* send a synthetic ConfigureNotify, cuz this is supposed
1393 to be like a ConfigureRequest. */
1394 client_reconfigure(client);
1395 } else
1396 ob_debug_type(OB_DEBUG_APP_BUGS,
1397 "_NET_RESTACK_WINDOW sent for window %s "
1398 "with invalid detail %d\n",
1399 client->title, e->xclient.data.l[2]);
1400 }
1401 }
1402 break;
1403 case PropertyNotify:
1404 /* validate cuz we query stuff off the client here */
1405 if (!client_validate(client)) break;
1406
1407 /* compress changes to a single property into a single change */
1408 while (XCheckTypedWindowEvent(ob_display, client->window,
1409 e->type, &ce)) {
1410 Atom a, b;
1411
1412 /* XXX: it would be nice to compress ALL changes to a property,
1413 not just changes in a row without other props between. */
1414
1415 a = ce.xproperty.atom;
1416 b = e->xproperty.atom;
1417
1418 if (a == b)
1419 continue;
1420 if ((a == prop_atoms.net_wm_name ||
1421 a == prop_atoms.wm_name ||
1422 a == prop_atoms.net_wm_icon_name ||
1423 a == prop_atoms.wm_icon_name)
1424 &&
1425 (b == prop_atoms.net_wm_name ||
1426 b == prop_atoms.wm_name ||
1427 b == prop_atoms.net_wm_icon_name ||
1428 b == prop_atoms.wm_icon_name)) {
1429 continue;
1430 }
1431 if (a == prop_atoms.net_wm_icon &&
1432 b == prop_atoms.net_wm_icon)
1433 continue;
1434
1435 XPutBackEvent(ob_display, &ce);
1436 break;
1437 }
1438
1439 msgtype = e->xproperty.atom;
1440 if (msgtype == XA_WM_NORMAL_HINTS) {
1441 client_update_normal_hints(client);
1442 /* normal hints can make a window non-resizable */
1443 client_setup_decor_and_functions(client, TRUE);
1444 } else if (msgtype == XA_WM_HINTS) {
1445 client_update_wmhints(client);
1446 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1447 client_update_transient_for(client);
1448 client_get_type_and_transientness(client);
1449 /* type may have changed, so update the layer */
1450 client_calc_layer(client);
1451 client_setup_decor_and_functions(client, TRUE);
1452 } else if (msgtype == prop_atoms.net_wm_name ||
1453 msgtype == prop_atoms.wm_name ||
1454 msgtype == prop_atoms.net_wm_icon_name ||
1455 msgtype == prop_atoms.wm_icon_name) {
1456 client_update_title(client);
1457 } else if (msgtype == prop_atoms.wm_protocols) {
1458 client_update_protocols(client);
1459 client_setup_decor_and_functions(client, TRUE);
1460 }
1461 else if (msgtype == prop_atoms.net_wm_strut) {
1462 client_update_strut(client);
1463 }
1464 else if (msgtype == prop_atoms.net_wm_strut_partial) {
1465 client_update_strut(client);
1466 }
1467 else if (msgtype == prop_atoms.net_wm_icon) {
1468 client_update_icons(client);
1469 }
1470 else if (msgtype == prop_atoms.net_wm_icon_geometry) {
1471 client_update_icon_geometry(client);
1472 }
1473 else if (msgtype == prop_atoms.net_wm_user_time) {
1474 client_update_user_time(client);
1475 }
1476 else if (msgtype == prop_atoms.net_wm_user_time_window) {
1477 client_update_user_time_window(client);
1478 }
1479 #ifdef SYNC
1480 else if (msgtype == prop_atoms.net_wm_sync_request_counter) {
1481 client_update_sync_request_counter(client);
1482 }
1483 #endif
1484 break;
1485 case ColormapNotify:
1486 client_update_colormap(client, e->xcolormap.colormap);
1487 break;
1488 default:
1489 ;
1490 #ifdef SHAPE
1491 if (extensions_shape && e->type == extensions_shape_event_basep) {
1492 client->shaped = ((XShapeEvent*)e)->shaped;
1493 frame_adjust_shape(client->frame);
1494 }
1495 #endif
1496 }
1497 }
1498
1499 static void event_handle_dock(ObDock *s, XEvent *e)
1500 {
1501 switch (e->type) {
1502 case ButtonPress:
1503 if (e->xbutton.button == 1)
1504 stacking_raise(DOCK_AS_WINDOW(s));
1505 else if (e->xbutton.button == 2)
1506 stacking_lower(DOCK_AS_WINDOW(s));
1507 break;
1508 case EnterNotify:
1509 dock_hide(FALSE);
1510 break;
1511 case LeaveNotify:
1512 dock_hide(TRUE);
1513 break;
1514 }
1515 }
1516
1517 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1518 {
1519 switch (e->type) {
1520 case MotionNotify:
1521 dock_app_drag(app, &e->xmotion);
1522 break;
1523 case UnmapNotify:
1524 if (app->ignore_unmaps) {
1525 app->ignore_unmaps--;
1526 break;
1527 }
1528 dock_remove(app, TRUE);
1529 break;
1530 case DestroyNotify:
1531 dock_remove(app, FALSE);
1532 break;
1533 case ReparentNotify:
1534 dock_remove(app, FALSE);
1535 break;
1536 case ConfigureNotify:
1537 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1538 break;
1539 }
1540 }
1541
1542 static ObMenuFrame* find_active_menu()
1543 {
1544 GList *it;
1545 ObMenuFrame *ret = NULL;
1546
1547 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1548 ret = it->data;
1549 if (ret->selected)
1550 break;
1551 ret = NULL;
1552 }
1553 return ret;
1554 }
1555
1556 static ObMenuFrame* find_active_or_last_menu()
1557 {
1558 ObMenuFrame *ret = NULL;
1559
1560 ret = find_active_menu();
1561 if (!ret && menu_frame_visible)
1562 ret = menu_frame_visible->data;
1563 return ret;
1564 }
1565
1566 static gboolean event_handle_menu_keyboard(XEvent *ev)
1567 {
1568 guint keycode, state;
1569 gunichar unikey;
1570 ObMenuFrame *frame;
1571 gboolean ret = TRUE;
1572
1573 keycode = ev->xkey.keycode;
1574 state = ev->xkey.state;
1575 unikey = translate_unichar(keycode);
1576
1577 frame = find_active_or_last_menu();
1578 if (frame == NULL)
1579 ret = FALSE;
1580
1581 else if (keycode == ob_keycode(OB_KEY_ESCAPE) && state == 0) {
1582 /* Escape goes to the parent menu or closes the last one */
1583 if (frame->parent)
1584 menu_frame_select(frame, NULL, TRUE);
1585 else
1586 menu_frame_hide_all();
1587 }
1588
1589 else if (keycode == ob_keycode(OB_KEY_RETURN) && (state == 0 ||
1590 state == ControlMask))
1591 {
1592 /* Enter runs the active item or goes into the submenu.
1593 Control-Enter runs it without closing the menu. */
1594 if (frame->child)
1595 menu_frame_select_next(frame->child);
1596 else if (frame->selected)
1597 menu_entry_frame_execute(frame->selected, state, ev->xkey.time);
1598 }
1599
1600 else if (keycode == ob_keycode(OB_KEY_LEFT) && ev->xkey.state == 0) {
1601 /* Left goes to the parent menu */
1602 menu_frame_select(frame, NULL, TRUE);
1603 }
1604
1605 else if (keycode == ob_keycode(OB_KEY_RIGHT) && ev->xkey.state == 0) {
1606 /* Right goes to the selected submenu */
1607 if (frame->child) menu_frame_select_next(frame->child);
1608 }
1609
1610 else if (keycode == ob_keycode(OB_KEY_UP) && state == 0) {
1611 menu_frame_select_previous(frame);
1612 }
1613
1614 else if (keycode == ob_keycode(OB_KEY_DOWN) && state == 0) {
1615 menu_frame_select_next(frame);
1616 }
1617
1618 /* keyboard accelerator shortcuts. (allow controlmask) */
1619 else if ((ev->xkey.state & ~ControlMask) == 0 &&
1620 /* was it a valid key? */
1621 unikey != 0 &&
1622 /* don't bother if the menu is empty. */
1623 frame->entries)
1624 {
1625 GList *start;
1626 GList *it;
1627 ObMenuEntryFrame *found = NULL;
1628 guint num_found = 0;
1629
1630 /* start after the selected one */
1631 start = frame->entries;
1632 if (frame->selected) {
1633 for (it = start; frame->selected != it->data; it = g_list_next(it))
1634 g_assert(it != NULL); /* nothing was selected? */
1635 /* next with wraparound */
1636 start = g_list_next(it);
1637 if (start == NULL) start = frame->entries;
1638 }
1639
1640 it = start;
1641 do {
1642 ObMenuEntryFrame *e = it->data;
1643 gunichar entrykey = 0;
1644
1645 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1646 entrykey = e->entry->data.normal.shortcut;
1647 else if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1648 entrykey = e->entry->data.submenu.submenu->shortcut;
1649
1650 if (unikey == entrykey) {
1651 if (found == NULL) found = e;
1652 ++num_found;
1653 }
1654
1655 /* next with wraparound */
1656 it = g_list_next(it);
1657 if (it == NULL) it = frame->entries;
1658 } while (it != start);
1659
1660 if (found) {
1661 if (found->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1662 num_found == 1)
1663 {
1664 menu_frame_select(frame, found, TRUE);
1665 usleep(50000); /* highlight the item for a short bit so the
1666 user can see what happened */
1667 menu_entry_frame_execute(found, state, ev->xkey.time);
1668 } else {
1669 menu_frame_select(frame, found, TRUE);
1670 if (num_found == 1)
1671 menu_frame_select_next(frame->child);
1672 }
1673 } else
1674 ret = FALSE;
1675 }
1676 else
1677 ret = FALSE;
1678
1679 return ret;
1680 }
1681
1682 static gboolean event_handle_menu(XEvent *ev)
1683 {
1684 ObMenuFrame *f;
1685 ObMenuEntryFrame *e;
1686 gboolean ret = TRUE;
1687
1688 switch (ev->type) {
1689 case ButtonRelease:
1690 if ((ev->xbutton.button < 4 || ev->xbutton.button > 5)
1691 && menu_can_hide)
1692 {
1693 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1694 ev->xbutton.y_root)))
1695 {
1696 menu_frame_select(e->frame, e, TRUE);
1697 menu_entry_frame_execute(e, ev->xbutton.state,
1698 ev->xbutton.time);
1699 }
1700 else
1701 menu_frame_hide_all();
1702 }
1703 break;
1704 case EnterNotify:
1705 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1706 if (e->ignore_enters)
1707 --e->ignore_enters;
1708 else if (!(f = find_active_menu()) ||
1709 f == e->frame ||
1710 f->parent == e->frame ||
1711 f->child == e->frame)
1712 menu_frame_select(e->frame, e, FALSE);
1713 }
1714 break;
1715 case LeaveNotify:
1716 /*ignore leaves when we're already in the window */
1717 if (ev->xcrossing.detail == NotifyInferior)
1718 break;
1719
1720 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1721 (f = find_active_menu()) && f->selected == e &&
1722 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1723 {
1724 menu_frame_select(e->frame, NULL, FALSE);
1725 }
1726 break;
1727 case MotionNotify:
1728 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1729 ev->xmotion.y_root)))
1730 if (!(f = find_active_menu()) ||
1731 f == e->frame ||
1732 f->parent == e->frame ||
1733 f->child == e->frame)
1734 menu_frame_select(e->frame, e, FALSE);
1735 break;
1736 case KeyPress:
1737 ret = event_handle_menu_keyboard(ev);
1738 break;
1739 }
1740 return ret;
1741 }
1742
1743 static void event_handle_user_input(ObClient *client, XEvent *e)
1744 {
1745 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
1746 e->type == MotionNotify || e->type == KeyPress ||
1747 e->type == KeyRelease);
1748
1749 if (menu_frame_visible) {
1750 if (event_handle_menu(e))
1751 /* don't use the event if the menu used it, but if the menu
1752 didn't use it and it's a keypress that is bound, it will
1753 close the menu and be used */
1754 return;
1755 }
1756
1757 /* if the keyboard interactive action uses the event then dont
1758 use it for bindings. likewise is moveresize uses the event. */
1759 if (!keyboard_process_interactive_grab(e, &client) &&
1760 !(moveresize_in_progress && moveresize_event(e)))
1761 {
1762 if (moveresize_in_progress)
1763 /* make further actions work on the client being
1764 moved/resized */
1765 client = moveresize_client;
1766
1767 menu_can_hide = FALSE;
1768 ob_main_loop_timeout_add(ob_main_loop,
1769 config_menu_hide_delay * 1000,
1770 menu_hide_delay_func,
1771 NULL, g_direct_equal, NULL);
1772
1773 if (e->type == ButtonPress ||
1774 e->type == ButtonRelease ||
1775 e->type == MotionNotify)
1776 {
1777 /* the frame may not be "visible" but they can still click on it
1778 in the case where it is animating before disappearing */
1779 if (!client || !frame_iconify_animating(client->frame))
1780 mouse_event(client, e);
1781 } else if (e->type == KeyPress) {
1782 keyboard_event((focus_cycle_target ? focus_cycle_target :
1783 (client ? client : focus_client)), e);
1784 }
1785 }
1786 }
1787
1788 static gboolean menu_hide_delay_func(gpointer data)
1789 {
1790 menu_can_hide = TRUE;
1791 return FALSE; /* no repeat */
1792 }
1793
1794 static void focus_delay_dest(gpointer data)
1795 {
1796 g_free(data);
1797 }
1798
1799 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1800 {
1801 const ObFocusDelayData *f1 = d1;
1802 return f1->client == d2;
1803 }
1804
1805 static gboolean focus_delay_func(gpointer data)
1806 {
1807 ObFocusDelayData *d = data;
1808 Time old = event_curtime;
1809
1810 event_curtime = d->time;
1811 if (focus_client != d->client) {
1812 if (client_focus(d->client) && config_focus_raise)
1813 stacking_raise(CLIENT_AS_WINDOW(d->client));
1814 }
1815 event_curtime = old;
1816 return FALSE; /* no repeat */
1817 }
1818
1819 static void focus_delay_client_dest(ObClient *client, gpointer data)
1820 {
1821 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1822 client, FALSE);
1823 }
1824
1825 void event_halt_focus_delay()
1826 {
1827 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1828 }
1829
1830 static Bool event_look_for_enters(Display *d, XEvent *e, XPointer arg)
1831 {
1832 if (e->type == EnterNotify &&
1833 /* these types aren't used for focusing */
1834 !(e->xcrossing.mode == NotifyGrab ||
1835 e->xcrossing.mode == NotifyUngrab ||
1836 e->xcrossing.detail == NotifyInferior))
1837 {
1838 ObWindow *win;
1839
1840 /* found an enter for that leave, ignore it if it's going to
1841 another window */
1842 win = g_hash_table_lookup(window_map, &e->xany.window);
1843 if (win && WINDOW_IS_CLIENT(win))
1844 ++ignore_enter_focus;
1845 }
1846 return False; /* don't disrupt the queue order, just count them */
1847 }
1848
1849 void event_ignore_all_queued_enters()
1850 {
1851 XEvent e;
1852
1853 XSync(ob_display, FALSE);
1854
1855 /* count the events without disrupting them */
1856 ignore_enter_focus = 0;
1857 XCheckIfEvent(ob_display, &e, event_look_for_enters, NULL);
1858 }
1859
1860 static gboolean is_enter_focus_event_ignored(XEvent *e)
1861 {
1862 g_assert(e->type == EnterNotify &&
1863 !(e->xcrossing.mode == NotifyGrab ||
1864 e->xcrossing.mode == NotifyUngrab ||
1865 e->xcrossing.detail == NotifyInferior));
1866
1867 ob_debug_type(OB_DEBUG_FOCUS, "# enters ignored: %d\n",
1868 ignore_enter_focus);
1869
1870 if (ignore_enter_focus) {
1871 --ignore_enter_focus;
1872 return TRUE;
1873 }
1874 return FALSE;
1875 }
1876
1877 void event_cancel_all_key_grabs()
1878 {
1879 if (keyboard_interactively_grabbed())
1880 keyboard_interactive_cancel();
1881 else if (menu_frame_visible)
1882 menu_frame_hide_all();
1883 else if (grab_on_keyboard())
1884 ungrab_keyboard();
1885 else
1886 /* If we don't have the keyboard grabbed, then ungrab it with
1887 XUngrabKeyboard, so that there is not a passive grab left
1888 on from the KeyPress. If the grab is left on, and focus
1889 moves during that time, it will be NotifyWhileGrabbed, and
1890 applications like to ignore those! */
1891 if (!keyboard_interactively_grabbed())
1892 XUngrabKeyboard(ob_display, CurrentTime);
1893
1894 }
1895
1896 gboolean event_time_after(Time t1, Time t2)
1897 {
1898 g_assert(t1 != CurrentTime);
1899 g_assert(t2 != CurrentTime);
1900
1901 /*
1902 Timestamp values wrap around (after about 49.7 days). The server, given
1903 its current time is represented by timestamp T, always interprets
1904 timestamps from clients by treating half of the timestamp space as being
1905 later in time than T.
1906 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1907 */
1908
1909 /* TIME_HALF is half of the number space of a Time type variable */
1910 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1911
1912 if (t2 >= TIME_HALF)
1913 /* t2 is in the second half so t1 might wrap around and be smaller than
1914 t2 */
1915 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1916 else
1917 /* t2 is in the first half so t1 has to come after it */
1918 return t1 >= t2 && t1 < (t2 + TIME_HALF);
1919 }
my patches for the openbox window manager
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