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Remove unused variable
[openbox.git] / openbox / event.c
blobccbb56e6ad5b3f6036e0404e744be94b32b9cbf0
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 "actions.h"
26 #include "client.h"
27 #include "config.h"
28 #include "screen.h"
29 #include "frame.h"
30 #include "grab.h"
31 #include "menu.h"
32 #include "prompt.h"
33 #include "menuframe.h"
34 #include "keyboard.h"
35 #include "mouse.h"
36 #include "focus.h"
37 #include "focus_cycle.h"
38 #include "moveresize.h"
39 #include "group.h"
40 #include "stacking.h"
41 #include "ping.h"
42 #include "obt/display.h"
43 #include "obt/xqueue.h"
44 #include "obt/prop.h"
45 #include "obt/keyboard.h"
46
47 #include <X11/Xlib.h>
48 #include <X11/Xatom.h>
49 #include <glib.h>
50
51 #ifdef HAVE_SYS_SELECT_H
52 # include <sys/select.h>
53 #endif
54 #ifdef HAVE_SIGNAL_H
55 # include <signal.h>
56 #endif
57 #ifdef HAVE_UNISTD_H
58 # include <unistd.h> /* for usleep() */
59 #endif
60
61 #ifdef USE_SM
62 #include <X11/ICE/ICElib.h>
63 #endif
64
65 typedef struct
66 {
67 gboolean ignored;
68 } ObEventData;
69
70 typedef struct
71 {
72 ObClient *client;
73 Time time;
74 gulong serial;
75 } ObFocusDelayData;
76
77 typedef struct
78 {
79 gulong start; /* inclusive */
80 gulong end; /* inclusive */
81 } ObSerialRange;
82
83 static void event_process(const XEvent *e, gpointer data);
84 static void event_handle_root(XEvent *e);
85 static gboolean event_handle_menu_input(XEvent *e);
86 static void event_handle_menu(ObMenuFrame *frame, XEvent *e);
87 static gboolean event_handle_prompt(ObPrompt *p, XEvent *e);
88 static void event_handle_dock(ObDock *s, XEvent *e);
89 static void event_handle_dockapp(ObDockApp *app, XEvent *e);
90 static void event_handle_client(ObClient *c, XEvent *e);
91 static gboolean event_handle_user_input(ObClient *client, XEvent *e);
92 static gboolean is_enter_focus_event_ignored(gulong serial);
93 static void event_ignore_enter_range(gulong start, gulong end);
94
95 static void focus_delay_dest(gpointer data);
96 static void unfocus_delay_dest(gpointer data);
97 static gboolean focus_delay_func(gpointer data);
98 static gboolean unfocus_delay_func(gpointer data);
99 static void focus_delay_client_dest(ObClient *client, gpointer data);
100
101 Time event_last_user_time = CurrentTime;
102
103 /*! The time of the current X event (if it had a timestamp) */
104 static Time event_curtime = CurrentTime;
105 /*! The source time that started the current X event (user-provided, so not
106 to be trusted) */
107 static Time event_sourcetime = CurrentTime;
108
109 /*! The serial of the current X event */
110 static gulong event_curserial;
111 static gboolean focus_left_screen = FALSE;
112 static gboolean waiting_for_focusin = FALSE;
113 /*! A list of ObSerialRanges which are to be ignored for mouse enter events */
114 static GSList *ignore_serials = NULL;
115 static guint focus_delay_timeout_id = 0;
116 static ObClient *focus_delay_timeout_client = NULL;
117 static guint unfocus_delay_timeout_id = 0;
118 static ObClient *unfocus_delay_timeout_client = NULL;
119
120 #ifdef USE_SM
121 static gboolean ice_handler(GIOChannel *source, GIOCondition cond,
122 gpointer conn)
123 {
124 Bool b;
125 IceProcessMessages(conn, NULL, &b);
126 return TRUE; /* don't remove the event source */
127 }
128
129 static void ice_watch(IceConn conn, IcePointer data, Bool opening,
130 IcePointer *watch_data)
131 {
132 static guint id = 0;
133
134 if (opening) {
135 GIOChannel *ch;
136
137 ch = g_io_channel_unix_new(IceConnectionNumber(conn));
138 id = g_io_add_watch(ch, G_IO_IN, ice_handler, conn);
139 g_io_channel_unref(ch);
140 } else if (id) {
141 g_source_remove(id);
142 id = 0;
143 }
144 }
145 #endif
146
147 void event_startup(gboolean reconfig)
148 {
149 if (reconfig) return;
150
151 xqueue_add_callback(event_process, NULL);
152
153 #ifdef USE_SM
154 IceAddConnectionWatch(ice_watch, NULL);
155 #endif
156
157 client_add_destroy_notify(focus_delay_client_dest, NULL);
158 }
159
160 void event_shutdown(gboolean reconfig)
161 {
162 if (reconfig) return;
163
164 #ifdef USE_SM
165 IceRemoveConnectionWatch(ice_watch, NULL);
166 #endif
167
168 client_remove_destroy_notify(focus_delay_client_dest);
169 }
170
171 static Window event_get_window(XEvent *e)
172 {
173 Window window;
174
175 /* pick a window */
176 switch (e->type) {
177 case SelectionClear:
178 window = obt_root(ob_screen);
179 break;
180 case CreateNotify:
181 window = e->xcreatewindow.window;
182 break;
183 case MapRequest:
184 window = e->xmaprequest.window;
185 break;
186 case MapNotify:
187 window = e->xmap.window;
188 break;
189 case UnmapNotify:
190 window = e->xunmap.window;
191 break;
192 case DestroyNotify:
193 window = e->xdestroywindow.window;
194 break;
195 case ConfigureRequest:
196 window = e->xconfigurerequest.window;
197 break;
198 case ConfigureNotify:
199 window = e->xconfigure.window;
200 break;
201 default:
202 #ifdef XKB
203 if (obt_display_extension_xkb &&
204 e->type == obt_display_extension_xkb_basep)
205 {
206 switch (((XkbAnyEvent*)e)->xkb_type) {
207 case XkbBellNotify:
208 window = ((XkbBellNotifyEvent*)e)->window;
209 default:
210 window = None;
211 }
212 } else
213 #endif
214 #ifdef SYNC
215 if (obt_display_extension_sync &&
216 e->type == obt_display_extension_sync_basep + XSyncAlarmNotify)
217 {
218 window = None;
219 } else
220 #endif
221 window = e->xany.window;
222 }
223 return window;
224 }
225
226 static inline Time event_get_timestamp(const XEvent *e)
227 {
228 Time t = CurrentTime;
229
230 /* grab the lasttime and hack up the state */
231 switch (e->type) {
232 case ButtonPress:
233 case ButtonRelease:
234 t = e->xbutton.time;
235 break;
236 case KeyPress:
237 t = e->xkey.time;
238 break;
239 case KeyRelease:
240 t = e->xkey.time;
241 break;
242 case MotionNotify:
243 t = e->xmotion.time;
244 break;
245 case PropertyNotify:
246 t = e->xproperty.time;
247 break;
248 case EnterNotify:
249 case LeaveNotify:
250 t = e->xcrossing.time;
251 break;
252 default:
253 #ifdef SYNC
254 if (obt_display_extension_sync &&
255 e->type == obt_display_extension_sync_basep + XSyncAlarmNotify)
256 {
257 t = ((const XSyncAlarmNotifyEvent*)e)->time;
258 }
259 #endif
260 /* if more event types are anticipated, get their timestamp
261 explicitly */
262 break;
263 }
264
265 return t;
266 }
267
268 static void event_set_curtime(XEvent *e)
269 {
270 Time t = event_get_timestamp(e);
271
272 /* watch that if we get an event earlier than the last specified user_time,
273 which can happen if the clock goes backwards, we erase the last
274 specified user_time */
275 if (t && event_last_user_time && event_time_after(event_last_user_time, t))
276 event_reset_user_time();
277
278 event_sourcetime = CurrentTime;
279 event_curtime = t;
280 }
281
282 static void event_hack_mods(XEvent *e)
283 {
284 switch (e->type) {
285 case ButtonPress:
286 case ButtonRelease:
287 e->xbutton.state = obt_keyboard_only_modmasks(e->xbutton.state);
288 break;
289 case KeyPress:
290 break;
291 case KeyRelease:
292 break;
293 case MotionNotify:
294 e->xmotion.state = obt_keyboard_only_modmasks(e->xmotion.state);
295 /* compress events */
296 {
297 XEvent ce;
298 ObtXQueueWindowType wt;
299
300 wt.window = e->xmotion.window;
301 wt.type = MotionNotify;
302 while (xqueue_remove_local(&ce, xqueue_match_window_type, &wt)) {
303 e->xmotion.x = ce.xmotion.x;
304 e->xmotion.y = ce.xmotion.y;
305 e->xmotion.x_root = ce.xmotion.x_root;
306 e->xmotion.y_root = ce.xmotion.y_root;
307 }
308 }
309 break;
310 }
311 }
312
313 static gboolean wanted_focusevent(XEvent *e, gboolean in_client_only)
314 {
315 gint mode = e->xfocus.mode;
316 gint detail = e->xfocus.detail;
317 Window win = e->xany.window;
318
319 if (e->type == FocusIn) {
320 /* These are ones we never want.. */
321
322 /* This means focus was given by a keyboard/mouse grab. */
323 if (mode == NotifyGrab)
324 return FALSE;
325 /* This means focus was given back from a keyboard/mouse grab. */
326 if (mode == NotifyUngrab)
327 return FALSE;
328
329 /* These are the ones we want.. */
330
331 if (win == obt_root(ob_screen)) {
332 /* If looking for a focus in on a client, then always return
333 FALSE for focus in's to the root window */
334 if (in_client_only)
335 return FALSE;
336 /* This means focus reverted off of a client */
337 else if (detail == NotifyPointerRoot ||
338 detail == NotifyDetailNone ||
339 detail == NotifyInferior ||
340 /* This means focus got here from another screen */
341 detail == NotifyNonlinear)
342 return TRUE;
343 else
344 return FALSE;
345 }
346
347 /* It was on a client, was it a valid one?
348 It's possible to get a FocusIn event for a client that was managed
349 but has disappeared.
350 */
351 if (in_client_only) {
352 ObWindow *w = window_find(e->xfocus.window);
353 if (!w || !WINDOW_IS_CLIENT(w))
354 return FALSE;
355 }
356 else {
357 /* This means focus reverted to parent from the client (this
358 happens often during iconify animation) */
359 if (detail == NotifyInferior)
360 return TRUE;
361 }
362
363 /* This means focus moved from the root window to a client */
364 if (detail == NotifyVirtual)
365 return TRUE;
366 /* This means focus moved from one client to another */
367 if (detail == NotifyNonlinearVirtual)
368 return TRUE;
369
370 /* Otherwise.. */
371 return FALSE;
372 } else {
373 g_assert(e->type == FocusOut);
374
375 /* These are ones we never want.. */
376
377 /* This means focus was taken by a keyboard/mouse grab. */
378 if (mode == NotifyGrab)
379 return FALSE;
380 /* This means focus was grabbed on a window and it was released. */
381 if (mode == NotifyUngrab)
382 return FALSE;
383
384 /* Focus left the root window revertedto state */
385 if (win == obt_root(ob_screen))
386 return FALSE;
387
388 /* These are the ones we want.. */
389
390 /* This means focus moved from a client to the root window */
391 if (detail == NotifyVirtual)
392 return TRUE;
393 /* This means focus moved from one client to another */
394 if (detail == NotifyNonlinearVirtual)
395 return TRUE;
396
397 /* Otherwise.. */
398 return FALSE;
399 }
400 }
401
402 static gboolean event_look_for_focusin(XEvent *e, gpointer data)
403 {
404 return e->type == FocusIn && wanted_focusevent(e, FALSE);
405 }
406
407 static gboolean event_look_for_focusin_client(XEvent *e, gpointer data)
408 {
409 return e->type == FocusIn && wanted_focusevent(e, TRUE);
410 }
411
412 static void print_focusevent(XEvent *e)
413 {
414 gint mode = e->xfocus.mode;
415 gint detail = e->xfocus.detail;
416 Window win = e->xany.window;
417 const gchar *modestr, *detailstr;
418
419 switch (mode) {
420 case NotifyNormal: modestr="NotifyNormal"; break;
421 case NotifyGrab: modestr="NotifyGrab"; break;
422 case NotifyUngrab: modestr="NotifyUngrab"; break;
423 case NotifyWhileGrabbed: modestr="NotifyWhileGrabbed"; break;
424 default: g_assert_not_reached();
425 }
426 switch (detail) {
427 case NotifyAncestor: detailstr="NotifyAncestor"; break;
428 case NotifyVirtual: detailstr="NotifyVirtual"; break;
429 case NotifyInferior: detailstr="NotifyInferior"; break;
430 case NotifyNonlinear: detailstr="NotifyNonlinear"; break;
431 case NotifyNonlinearVirtual: detailstr="NotifyNonlinearVirtual"; break;
432 case NotifyPointer: detailstr="NotifyPointer"; break;
433 case NotifyPointerRoot: detailstr="NotifyPointerRoot"; break;
434 case NotifyDetailNone: detailstr="NotifyDetailNone"; break;
435 default: g_assert_not_reached();
436 }
437
438 if (mode == NotifyGrab || mode == NotifyUngrab)
439 return;
440
441 g_assert(modestr);
442 g_assert(detailstr);
443 ob_debug_type(OB_DEBUG_FOCUS, "Focus%s 0x%x mode=%s detail=%s",
444 (e->xfocus.type == FocusIn ? "In" : "Out"),
445 win,
446 modestr, detailstr);
447
448 }
449
450 static void event_process(const XEvent *ec, gpointer data)
451 {
452 XEvent ee, *e;
453 Window window;
454 ObClient *client = NULL;
455 ObDock *dock = NULL;
456 ObDockApp *dockapp = NULL;
457 ObWindow *obwin = NULL;
458 ObMenuFrame *menu = NULL;
459 ObPrompt *prompt = NULL;
460 gboolean used;
461
462 /* make a copy we can mangle */
463 ee = *ec;
464 e = &ee;
465
466 window = event_get_window(e);
467 if (window == obt_root(ob_screen))
468 /* don't do any lookups, waste of cpu */;
469 else if ((obwin = window_find(window))) {
470 switch (obwin->type) {
471 case OB_WINDOW_CLASS_DOCK:
472 dock = WINDOW_AS_DOCK(obwin);
473 break;
474 case OB_WINDOW_CLASS_CLIENT:
475 client = WINDOW_AS_CLIENT(obwin);
476 /* events on clients can be events on prompt windows too */
477 prompt = client->prompt;
478 break;
479 case OB_WINDOW_CLASS_MENUFRAME:
480 menu = WINDOW_AS_MENUFRAME(obwin);
481 break;
482 case OB_WINDOW_CLASS_INTERNAL:
483 /* we don't do anything with events directly on these windows */
484 break;
485 case OB_WINDOW_CLASS_PROMPT:
486 prompt = WINDOW_AS_PROMPT(obwin);
487 break;
488 }
489 }
490 else
491 dockapp = dock_find_dockapp(window);
492
493 event_set_curtime(e);
494 event_curserial = e->xany.serial;
495 event_hack_mods(e);
496
497 /* deal with it in the kernel */
498
499 if (e->type == FocusIn) {
500 print_focusevent(e);
501 if (!wanted_focusevent(e, FALSE)) {
502 if (waiting_for_focusin) {
503 /* We were waiting for this FocusIn, since we got a FocusOut
504 earlier, but it went to a window that isn't a client. */
505 ob_debug_type(OB_DEBUG_FOCUS,
506 "Focus went to an unmanaged window 0x%x !",
507 e->xfocus.window);
508 focus_fallback(TRUE, config_focus_under_mouse, TRUE, TRUE);
509 }
510 }
511 else if (client && e->xfocus.detail == NotifyInferior) {
512 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to the frame window");
513
514 focus_left_screen = FALSE;
515
516 focus_fallback(FALSE, config_focus_under_mouse, TRUE, TRUE);
517
518 /* We don't get a FocusOut for this case, because it's just moving
519 from our Inferior up to us. This happens when iconifying a
520 window with RevertToParent focus */
521 frame_adjust_focus(client->frame, FALSE);
522 /* focus_set_client(NULL) has already been called */
523 }
524 else if (e->xfocus.detail == NotifyPointerRoot ||
525 e->xfocus.detail == NotifyDetailNone ||
526 e->xfocus.detail == NotifyInferior ||
527 e->xfocus.detail == NotifyNonlinear)
528 {
529 ob_debug_type(OB_DEBUG_FOCUS,
530 "Focus went to root or pointer root/none");
531
532 if (e->xfocus.detail == NotifyInferior ||
533 e->xfocus.detail == NotifyNonlinear)
534 {
535 focus_left_screen = FALSE;
536 }
537
538 /* If another FocusIn is in the queue then don't fallback yet. This
539 fixes the fun case of:
540 window map -> send focusin
541 window unmap -> get focusout
542 window map -> send focusin
543 get first focus out -> fall back to something (new window
544 hasn't received focus yet, so something else) -> send focusin
545 which means the "something else" is the last thing to get a
546 focusin sent to it, so the new window doesn't end up with focus.
547
548 But if the other focus in is something like PointerRoot then we
549 still want to fall back.
550 */
551 if (xqueue_exists_local(event_look_for_focusin_client, NULL)) {
552 ob_debug_type(OB_DEBUG_FOCUS,
553 " but another FocusIn is coming");
554 } else {
555 /* Focus has been reverted.
556
557 FocusOut events come after UnmapNotify, so we don't need to
558 worry about focusing an invalid window
559 */
560
561 if (!focus_left_screen)
562 focus_fallback(FALSE, config_focus_under_mouse,
563 TRUE, TRUE);
564 }
565 }
566 else if (!client)
567 {
568 ob_debug_type(OB_DEBUG_FOCUS,
569 "Focus went to a window that is already gone");
570
571 /* If you send focus to a window and then it disappears, you can
572 get the FocusIn for it, after it is unmanaged.
573 Just wait for the next FocusOut/FocusIn pair, but make note that
574 the window that was focused no longer is. */
575 focus_set_client(NULL);
576 }
577 else if (client != focus_client) {
578 focus_left_screen = FALSE;
579 frame_adjust_focus(client->frame, TRUE);
580 focus_set_client(client);
581 client_calc_layer(client);
582 client_bring_helper_windows(client);
583 }
584
585 waiting_for_focusin = FALSE;
586 } else if (e->type == FocusOut) {
587 print_focusevent(e);
588 if (!wanted_focusevent(e, FALSE))
589 ; /* skip this one */
590 /* Look for the followup FocusIn */
591 else if (!xqueue_exists_local(event_look_for_focusin, NULL)) {
592 /* There is no FocusIn, this means focus went to a window that
593 is not being managed, or a window on another screen. */
594 Window win, root;
595 gint i;
596 guint u;
597 obt_display_ignore_errors(TRUE);
598 if (XGetInputFocus(obt_display, &win, &i) &&
599 XGetGeometry(obt_display, win, &root, &i,&i,&u,&u,&u,&u) &&
600 root != obt_root(ob_screen))
601 {
602 ob_debug_type(OB_DEBUG_FOCUS,
603 "Focus went to another screen !");
604 focus_left_screen = TRUE;
605 }
606 else
607 ob_debug_type(OB_DEBUG_FOCUS,
608 "Focus went to a black hole !");
609 obt_display_ignore_errors(FALSE);
610 /* nothing is focused */
611 focus_set_client(NULL);
612 } else {
613 /* Focus moved, so mark that we are waiting to process that
614 FocusIn */
615 waiting_for_focusin = TRUE;
616
617 /* nothing is focused right now, but will be again shortly */
618 focus_set_client(NULL);
619 }
620
621 if (client && client != focus_client)
622 frame_adjust_focus(client->frame, FALSE);
623 }
624 else if (client)
625 event_handle_client(client, e);
626 else if (dockapp)
627 event_handle_dockapp(dockapp, e);
628 else if (dock)
629 event_handle_dock(dock, e);
630 else if (menu)
631 event_handle_menu(menu, e);
632 else if (window == obt_root(ob_screen))
633 event_handle_root(e);
634 else if (e->type == MapRequest)
635 window_manage(window);
636 else if (e->type == MappingNotify) {
637 /* keyboard layout changes for modifier mapping changes. reload the
638 modifier map, and rebind all the key bindings as appropriate */
639 ob_debug("Keyboard map changed. Reloading keyboard bindings.");
640 ob_set_state(OB_STATE_RECONFIGURING);
641 obt_keyboard_reload();
642 keyboard_rebind();
643 ob_set_state(OB_STATE_RUNNING);
644 }
645 else if (e->type == ClientMessage) {
646 /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
647 windows that are not managed yet. */
648 if (e->xclient.message_type ==
649 OBT_PROP_ATOM(NET_REQUEST_FRAME_EXTENTS))
650 {
651 /* Pretend to manage the client, getting information used to
652 determine its decorations */
653 ObClient *c = client_fake_manage(e->xclient.window);
654 gulong vals[4];
655
656 /* set the frame extents on the window */
657 vals[0] = c->frame->size.left;
658 vals[1] = c->frame->size.right;
659 vals[2] = c->frame->size.top;
660 vals[3] = c->frame->size.bottom;
661 OBT_PROP_SETA32(e->xclient.window, NET_FRAME_EXTENTS,
662 CARDINAL, vals, 4);
663
664 /* Free the pretend client */
665 client_fake_unmanage(c);
666 }
667 }
668 else if (e->type == ConfigureRequest) {
669 /* unhandled configure requests must be used to configure the
670 window directly */
671 XWindowChanges xwc;
672
673 xwc.x = e->xconfigurerequest.x;
674 xwc.y = e->xconfigurerequest.y;
675 xwc.width = e->xconfigurerequest.width;
676 xwc.height = e->xconfigurerequest.height;
677 xwc.border_width = e->xconfigurerequest.border_width;
678 xwc.sibling = e->xconfigurerequest.above;
679 xwc.stack_mode = e->xconfigurerequest.detail;
680
681 /* we are not to be held responsible if someone sends us an
682 invalid request! */
683 obt_display_ignore_errors(TRUE);
684 XConfigureWindow(obt_display, window,
685 e->xconfigurerequest.value_mask, &xwc);
686 obt_display_ignore_errors(FALSE);
687 }
688 #ifdef SYNC
689 else if (obt_display_extension_sync &&
690 e->type == obt_display_extension_sync_basep + XSyncAlarmNotify)
691 {
692 XSyncAlarmNotifyEvent *se = (XSyncAlarmNotifyEvent*)e;
693 if (se->alarm == moveresize_alarm && moveresize_in_progress)
694 moveresize_event(e);
695 }
696 #endif
697
698 if (e->type == ButtonPress || e->type == ButtonRelease) {
699 ObWindow *w;
700 static guint pressed = 0;
701
702 event_sourcetime = event_curtime;
703
704 /* If the button press was on some non-root window, or was physically
705 on the root window... */
706 if (window != obt_root(ob_screen) ||
707 e->xbutton.subwindow == None ||
708 /* ...or if it is related to the last button press we handled... */
709 pressed == e->xbutton.button ||
710 /* ...or it if it was physically on an openbox
711 internal window... */
712 ((w = window_find(e->xbutton.subwindow)) &&
713 (WINDOW_IS_INTERNAL(w) || WINDOW_IS_DOCK(w))))
714 /* ...then process the event, otherwise ignore it */
715 {
716 used = event_handle_user_input(client, e);
717
718 if (prompt && !used)
719 used = event_handle_prompt(prompt, e);
720
721 if (e->type == ButtonPress)
722 pressed = e->xbutton.button;
723 }
724 }
725 else if (e->type == KeyPress || e->type == KeyRelease ||
726 e->type == MotionNotify)
727 {
728 event_sourcetime = event_curtime;
729
730 used = event_handle_user_input(client, e);
731
732 if (prompt && !used)
733 used = event_handle_prompt(prompt, e);
734 }
735
736 /* show any debug prompts that are queued */
737 ob_debug_show_prompts();
738
739 /* if something happens and it's not from an XEvent, then we don't know
740 the time, so clear it here until the next event is handled */
741 event_curtime = event_sourcetime = CurrentTime;
742 event_curserial = 0;
743 }
744
745 static void event_handle_root(XEvent *e)
746 {
747 Atom msgtype;
748
749 switch(e->type) {
750 case SelectionClear:
751 ob_debug("Another WM has requested to replace us. Exiting.");
752 ob_exit_replace();
753 break;
754
755 case ClientMessage:
756 if (e->xclient.format != 32) break;
757
758 msgtype = e->xclient.message_type;
759 if (msgtype == OBT_PROP_ATOM(NET_CURRENT_DESKTOP)) {
760 guint d = e->xclient.data.l[0];
761 if (d < screen_num_desktops) {
762 if (e->xclient.data.l[1] == 0)
763 ob_debug_type(OB_DEBUG_APP_BUGS,
764 "_NET_CURRENT_DESKTOP message is missing "
765 "a timestamp");
766 else
767 event_sourcetime = e->xclient.data.l[1];
768 screen_set_desktop(d, TRUE);
769 }
770 } else if (msgtype == OBT_PROP_ATOM(NET_NUMBER_OF_DESKTOPS)) {
771 guint d = e->xclient.data.l[0];
772 if (d > 0 && d <= 1000)
773 screen_set_num_desktops(d);
774 } else if (msgtype == OBT_PROP_ATOM(NET_SHOWING_DESKTOP)) {
775 screen_show_desktop(e->xclient.data.l[0] != 0, NULL);
776 } else if (msgtype == OBT_PROP_ATOM(OB_CONTROL)) {
777 ob_debug("OB_CONTROL: %d", e->xclient.data.l[0]);
778 if (e->xclient.data.l[0] == 1)
779 ob_reconfigure();
780 else if (e->xclient.data.l[0] == 2)
781 ob_restart();
782 else if (e->xclient.data.l[0] == 3)
783 ob_exit(0);
784 } else if (msgtype == OBT_PROP_ATOM(WM_PROTOCOLS)) {
785 if ((Atom)e->xclient.data.l[0] == OBT_PROP_ATOM(NET_WM_PING))
786 ping_got_pong(e->xclient.data.l[1]);
787 }
788 break;
789 case PropertyNotify:
790 if (e->xproperty.atom == OBT_PROP_ATOM(NET_DESKTOP_NAMES)) {
791 ob_debug("UPDATE DESKTOP NAMES");
792 screen_update_desktop_names();
793 }
794 else if (e->xproperty.atom == OBT_PROP_ATOM(NET_DESKTOP_LAYOUT))
795 screen_update_layout();
796 break;
797 case ConfigureNotify:
798 #ifdef XRANDR
799 XRRUpdateConfiguration(e);
800 #endif
801 screen_resize();
802 break;
803 default:
804 ;
805 }
806 }
807
808 void event_enter_client(ObClient *client)
809 {
810 g_assert(config_focus_follow);
811
812 if (is_enter_focus_event_ignored(event_curserial)) {
813 ob_debug_type(OB_DEBUG_FOCUS, "Ignoring enter event with serial %lu "
814 "on client 0x%x", event_curserial, client->window);
815 return;
816 }
817
818 ob_debug_type(OB_DEBUG_FOCUS, "using enter event with serial %lu "
819 "on client 0x%x", event_curserial, client->window);
820
821 if (client_enter_focusable(client) && client_can_focus(client)) {
822 if (config_focus_delay) {
823 ObFocusDelayData *data;
824
825 if (focus_delay_timeout_id)
826 g_source_remove(focus_delay_timeout_id);
827
828 data = g_slice_new(ObFocusDelayData);
829 data->client = client;
830 data->time = event_time();
831 data->serial = event_curserial;
832
833 focus_delay_timeout_id = g_timeout_add_full(G_PRIORITY_DEFAULT,
834 config_focus_delay,
835 focus_delay_func,
836 data,
837 focus_delay_dest);
838 focus_delay_timeout_client = client;
839 } else {
840 ObFocusDelayData data;
841 data.client = client;
842 data.time = event_time();
843 data.serial = event_curserial;
844 focus_delay_func(&data);
845 }
846 }
847 }
848
849 void event_leave_client(ObClient *client)
850 {
851 g_assert(config_focus_follow);
852
853 if (is_enter_focus_event_ignored(event_curserial)) {
854 ob_debug_type(OB_DEBUG_FOCUS, "Ignoring leave event with serial %lu\n"
855 "on client 0x%x", event_curserial, client->window);
856 return;
857 }
858
859 if (client == focus_client) {
860 if (config_focus_delay) {
861 ObFocusDelayData *data;
862
863 if (unfocus_delay_timeout_id)
864 g_source_remove(unfocus_delay_timeout_id);
865
866 data = g_slice_new(ObFocusDelayData);
867 data->client = client;
868 data->time = event_time();
869 data->serial = event_curserial;
870
871 unfocus_delay_timeout_id = g_timeout_add_full(G_PRIORITY_DEFAULT,
872 config_focus_delay,
873 unfocus_delay_func,
874 data,
875 unfocus_delay_dest);
876 unfocus_delay_timeout_client = client;
877 } else {
878 ObFocusDelayData data;
879 data.client = client;
880 data.time = event_time();
881 data.serial = event_curserial;
882 unfocus_delay_func(&data);
883 }
884 }
885 }
886
887 static gboolean *context_to_button(ObFrame *f, ObFrameContext con, gboolean press)
888 {
889 if (press) {
890 switch (con) {
891 case OB_FRAME_CONTEXT_MAXIMIZE:
892 return &f->max_press;
893 case OB_FRAME_CONTEXT_CLOSE:
894 return &f->close_press;
895 case OB_FRAME_CONTEXT_ICONIFY:
896 return &f->iconify_press;
897 case OB_FRAME_CONTEXT_ALLDESKTOPS:
898 return &f->desk_press;
899 case OB_FRAME_CONTEXT_SHADE:
900 return &f->shade_press;
901 default:
902 return NULL;
903 }
904 } else {
905 switch (con) {
906 case OB_FRAME_CONTEXT_MAXIMIZE:
907 return &f->max_hover;
908 case OB_FRAME_CONTEXT_CLOSE:
909 return &f->close_hover;
910 case OB_FRAME_CONTEXT_ICONIFY:
911 return &f->iconify_hover;
912 case OB_FRAME_CONTEXT_ALLDESKTOPS:
913 return &f->desk_hover;
914 case OB_FRAME_CONTEXT_SHADE:
915 return &f->shade_hover;
916 default:
917 return NULL;
918 }
919 }
920 }
921
922 static gboolean more_client_message_event(Window window, Atom msgtype)
923 {
924 ObtXQueueWindowMessage wm;
925 wm.window = window;
926 wm.message = msgtype;
927 return xqueue_exists_local(xqueue_match_window_message, &wm);
928 }
929
930 struct ObSkipPropertyChange {
931 Window window;
932 Atom prop;
933 };
934
935 static gboolean skip_property_change(XEvent *e, gpointer data)
936 {
937 const struct ObSkipPropertyChange s = *(struct ObSkipPropertyChange*)data;
938
939 if (e->type == PropertyNotify && e->xproperty.window == s.window) {
940 const Atom a = e->xproperty.atom;
941 const Atom b = s.prop;
942
943 /* these are all updated together */
944 if ((a == OBT_PROP_ATOM(NET_WM_NAME) ||
945 a == OBT_PROP_ATOM(WM_NAME) ||
946 a == OBT_PROP_ATOM(NET_WM_ICON_NAME) ||
947 a == OBT_PROP_ATOM(WM_ICON_NAME))
948 &&
949 (b == OBT_PROP_ATOM(NET_WM_NAME) ||
950 b == OBT_PROP_ATOM(WM_NAME) ||
951 b == OBT_PROP_ATOM(NET_WM_ICON_NAME) ||
952 b == OBT_PROP_ATOM(WM_ICON_NAME)))
953 {
954 return TRUE;
955 }
956 else if (a == b && a == OBT_PROP_ATOM(NET_WM_ICON))
957 return TRUE;
958 }
959 return FALSE;
960 }
961
962 static void event_handle_client(ObClient *client, XEvent *e)
963 {
964 Atom msgtype;
965 ObFrameContext con;
966 gboolean *but;
967 static gint px = -1, py = -1;
968 static guint pb = 0;
969 static ObFrameContext pcon = OB_FRAME_CONTEXT_NONE;
970
971 switch (e->type) {
972 case ButtonPress:
973 /* save where the press occured for the first button pressed */
974 if (!pb) {
975 pb = e->xbutton.button;
976 px = e->xbutton.x;
977 py = e->xbutton.y;
978
979 pcon = frame_context(client, e->xbutton.window, px, py);
980 pcon = mouse_button_frame_context(pcon, e->xbutton.button,
981 e->xbutton.state);
982 }
983 case ButtonRelease:
984 /* Wheel buttons don't draw because they are an instant click, so it
985 is a waste of resources to go drawing it.
986 if the user is doing an interactive thing, or has a menu open then
987 the mouse is grabbed (possibly) and if we get these events we don't
988 want to deal with them
989 */
990 if (!(e->xbutton.button == 4 || e->xbutton.button == 5) &&
991 !grab_on_keyboard())
992 {
993 /* use where the press occured */
994 con = frame_context(client, e->xbutton.window, px, py);
995 con = mouse_button_frame_context(con, e->xbutton.button,
996 e->xbutton.state);
997
998 /* button presses on CLIENT_CONTEXTs are not accompanied by a
999 release because they are Replayed to the client */
1000 if ((e->type == ButtonRelease || CLIENT_CONTEXT(con, client)) &&
1001 e->xbutton.button == pb)
1002 pb = 0, px = py = -1, pcon = OB_FRAME_CONTEXT_NONE;
1003
1004 but = context_to_button(client->frame, con, TRUE);
1005 if (but) {
1006 *but = (e->type == ButtonPress);
1007 frame_adjust_state(client->frame);
1008 }
1009 }
1010 break;
1011 case MotionNotify:
1012 /* when there is a grab on the pointer, we won't get enter/leave
1013 notifies, but we still get motion events */
1014 if (grab_on_pointer()) break;
1015
1016 con = frame_context(client, e->xmotion.window,
1017 e->xmotion.x, e->xmotion.y);
1018 switch (con) {
1019 case OB_FRAME_CONTEXT_TITLEBAR:
1020 case OB_FRAME_CONTEXT_TLCORNER:
1021 case OB_FRAME_CONTEXT_TRCORNER:
1022 /* we've left the button area inside the titlebar */
1023 if (client->frame->max_hover || client->frame->desk_hover ||
1024 client->frame->shade_hover || client->frame->iconify_hover ||
1025 client->frame->close_hover)
1026 {
1027 client->frame->max_hover =
1028 client->frame->desk_hover =
1029 client->frame->shade_hover =
1030 client->frame->iconify_hover =
1031 client->frame->close_hover = FALSE;
1032 frame_adjust_state(client->frame);
1033 }
1034 break;
1035 default:
1036 but = context_to_button(client->frame, con, FALSE);
1037 if (but && !*but && !pb) {
1038 *but = TRUE;
1039 frame_adjust_state(client->frame);
1040 }
1041 break;
1042 }
1043 break;
1044 case LeaveNotify:
1045 con = frame_context(client, e->xcrossing.window,
1046 e->xcrossing.x, e->xcrossing.y);
1047 switch (con) {
1048 case OB_FRAME_CONTEXT_TITLEBAR:
1049 case OB_FRAME_CONTEXT_TLCORNER:
1050 case OB_FRAME_CONTEXT_TRCORNER:
1051 /* we've left the button area inside the titlebar */
1052 client->frame->max_hover =
1053 client->frame->desk_hover =
1054 client->frame->shade_hover =
1055 client->frame->iconify_hover =
1056 client->frame->close_hover = FALSE;
1057 if (e->xcrossing.mode == NotifyGrab) {
1058 client->frame->max_press =
1059 client->frame->desk_press =
1060 client->frame->shade_press =
1061 client->frame->iconify_press =
1062 client->frame->close_press = FALSE;
1063 }
1064 break;
1065 case OB_FRAME_CONTEXT_FRAME:
1066 /* When the mouse leaves an animating window, don't use the
1067 corresponding enter events. Pretend like the animating window
1068 doesn't even exist..! */
1069 if (frame_iconify_animating(client->frame))
1070 event_end_ignore_all_enters(event_start_ignore_all_enters());
1071
1072 ob_debug_type(OB_DEBUG_FOCUS,
1073 "%sNotify mode %d detail %d on %lx",
1074 (e->type == EnterNotify ? "Enter" : "Leave"),
1075 e->xcrossing.mode,
1076 e->xcrossing.detail, (client?client->window:0));
1077 if (grab_on_keyboard())
1078 break;
1079 if (config_focus_follow &&
1080 /* leave inferior events can happen when the mouse goes onto
1081 the window's border and then into the window before the
1082 delay is up */
1083 e->xcrossing.detail != NotifyInferior)
1084 {
1085 if (config_focus_delay && focus_delay_timeout_id)
1086 g_source_remove(focus_delay_timeout_id);
1087 if (config_unfocus_leave)
1088 event_leave_client(client);
1089 }
1090 break;
1091 default:
1092 but = context_to_button(client->frame, con, FALSE);
1093 if (but) {
1094 *but = FALSE;
1095 if (e->xcrossing.mode == NotifyGrab) {
1096 but = context_to_button(client->frame, con, TRUE);
1097 *but = FALSE;
1098 }
1099 frame_adjust_state(client->frame);
1100 }
1101 break;
1102 }
1103 break;
1104 case EnterNotify:
1105 {
1106 con = frame_context(client, e->xcrossing.window,
1107 e->xcrossing.x, e->xcrossing.y);
1108 switch (con) {
1109 case OB_FRAME_CONTEXT_FRAME:
1110 if (grab_on_keyboard())
1111 break;
1112 if (e->xcrossing.mode == NotifyGrab ||
1113 (e->xcrossing.mode == NotifyUngrab &&
1114 /* ungrab enters are used when _under_ mouse is being used */
1115 !(config_focus_follow && config_focus_under_mouse)) ||
1116 /*ignore enters when we're already in the window */
1117 e->xcrossing.detail == NotifyInferior)
1118 {
1119 ob_debug_type(OB_DEBUG_FOCUS,
1120 "%sNotify mode %d detail %d serial %lu on %lx "
1121 "IGNORED",
1122 (e->type == EnterNotify ? "Enter" : "Leave"),
1123 e->xcrossing.mode,
1124 e->xcrossing.detail,
1125 e->xcrossing.serial,
1126 client?client->window:0);
1127 }
1128 else {
1129 ob_debug_type(OB_DEBUG_FOCUS,
1130 "%sNotify mode %d detail %d serial %lu on %lx, "
1131 "focusing window",
1132 (e->type == EnterNotify ? "Enter" : "Leave"),
1133 e->xcrossing.mode,
1134 e->xcrossing.detail,
1135 e->xcrossing.serial,
1136 (client?client->window:0));
1137 if (config_focus_follow) {
1138 if (config_focus_delay && unfocus_delay_timeout_id)
1139 g_source_remove(unfocus_delay_timeout_id);
1140 event_enter_client(client);
1141 }
1142 }
1143 break;
1144 default:
1145 but = context_to_button(client->frame, con, FALSE);
1146 if (but) {
1147 *but = TRUE;
1148 if (e->xcrossing.mode == NotifyUngrab) {
1149 but = context_to_button(client->frame, con, TRUE);
1150 *but = (con == pcon);
1151 }
1152 frame_adjust_state(client->frame);
1153 }
1154 break;
1155 }
1156 break;
1157 }
1158 case ConfigureRequest:
1159 {
1160 /* dont compress these unless you're going to watch for property
1161 notifies in between (these can change what the configure would
1162 do to the window).
1163 also you can't compress stacking events
1164 */
1165
1166 gint x, y, w, h;
1167 gboolean move = FALSE;
1168 gboolean resize = FALSE;
1169
1170 /* get the current area */
1171 RECT_TO_DIMS(client->area, x, y, w, h);
1172
1173 ob_debug("ConfigureRequest for \"%s\" desktop %d wmstate %d "
1174 "visible %d",
1175 client->title,
1176 screen_desktop, client->wmstate, client->frame->visible);
1177 ob_debug(" x %d y %d w %d h %d b %d",
1178 x, y, w, h, client->border_width);
1179
1180 if (e->xconfigurerequest.value_mask & CWBorderWidth)
1181 if (client->border_width != e->xconfigurerequest.border_width) {
1182 client->border_width = e->xconfigurerequest.border_width;
1183
1184 /* if the border width is changing then that is the same
1185 as requesting a resize, but we don't actually change
1186 the client's border, so it will change their root
1187 coordinates (since they include the border width) and
1188 we need to a notify then */
1189 move = TRUE;
1190 }
1191
1192 if (e->xconfigurerequest.value_mask & CWStackMode) {
1193 ObClient *sibling = NULL;
1194 gulong ignore_start;
1195 gboolean ok = TRUE;
1196
1197 /* get the sibling */
1198 if (e->xconfigurerequest.value_mask & CWSibling) {
1199 ObWindow *win;
1200 win = window_find(e->xconfigurerequest.above);
1201 if (win && WINDOW_IS_CLIENT(win) &&
1202 WINDOW_AS_CLIENT(win) != client)
1203 {
1204 sibling = WINDOW_AS_CLIENT(win);
1205 }
1206 else
1207 /* an invalid sibling was specified so don't restack at
1208 all, it won't make sense no matter what we do */
1209 ok = FALSE;
1210 }
1211
1212 if (ok) {
1213 if (!config_focus_under_mouse)
1214 ignore_start = event_start_ignore_all_enters();
1215 stacking_restack_request(client, sibling,
1216 e->xconfigurerequest.detail);
1217 if (!config_focus_under_mouse)
1218 event_end_ignore_all_enters(ignore_start);
1219 }
1220
1221 /* a stacking change moves the window without resizing */
1222 move = TRUE;
1223 }
1224
1225 if ((e->xconfigurerequest.value_mask & CWX) ||
1226 (e->xconfigurerequest.value_mask & CWY) ||
1227 (e->xconfigurerequest.value_mask & CWWidth) ||
1228 (e->xconfigurerequest.value_mask & CWHeight))
1229 {
1230 /* don't allow clients to move shaded windows (fvwm does this)
1231 */
1232 if (e->xconfigurerequest.value_mask & CWX) {
1233 if (!client->shaded)
1234 x = e->xconfigurerequest.x;
1235 move = TRUE;
1236 }
1237 if (e->xconfigurerequest.value_mask & CWY) {
1238 if (!client->shaded)
1239 y = e->xconfigurerequest.y;
1240 move = TRUE;
1241 }
1242
1243 if (e->xconfigurerequest.value_mask & CWWidth) {
1244 w = e->xconfigurerequest.width;
1245 resize = TRUE;
1246 }
1247 if (e->xconfigurerequest.value_mask & CWHeight) {
1248 h = e->xconfigurerequest.height;
1249 resize = TRUE;
1250 }
1251 }
1252
1253 ob_debug("ConfigureRequest x(%d) %d y(%d) %d w(%d) %d h(%d) %d "
1254 "move %d resize %d",
1255 e->xconfigurerequest.value_mask & CWX, x,
1256 e->xconfigurerequest.value_mask & CWY, y,
1257 e->xconfigurerequest.value_mask & CWWidth, w,
1258 e->xconfigurerequest.value_mask & CWHeight, h,
1259 move, resize);
1260
1261 /* check for broken apps moving to their root position
1262
1263 XXX remove this some day...that would be nice. right now all
1264 kde apps do this when they try activate themselves on another
1265 desktop. eg. open amarok window on desktop 1, switch to desktop
1266 2, click amarok tray icon. it will move by its decoration size.
1267 */
1268 if (x != client->area.x &&
1269 x == (client->frame->area.x + client->frame->size.left -
1270 (gint)client->border_width) &&
1271 y != client->area.y &&
1272 y == (client->frame->area.y + client->frame->size.top -
1273 (gint)client->border_width) &&
1274 w == client->area.width &&
1275 h == client->area.height)
1276 {
1277 ob_debug_type(OB_DEBUG_APP_BUGS,
1278 "Application %s is trying to move via "
1279 "ConfigureRequest to it's root window position "
1280 "but it is not using StaticGravity",
1281 client->title);
1282 /* don't move it */
1283 x = client->area.x;
1284 y = client->area.y;
1285
1286 /* they still requested a move, so don't change whether a
1287 notify is sent or not */
1288 }
1289
1290 /* check for broken apps (java swing) moving to 0,0 when there is a
1291 strut there.
1292
1293 XXX remove this some day...that would be nice. but really unexpected
1294 from Sun Microsystems.
1295 */
1296 if (x == 0 && y == 0 && client->gravity == NorthWestGravity &&
1297 client_normal(client))
1298 {
1299 const Rect to = { x, y, w, h };
1300
1301 /* oldschool fullscreen windows are allowed */
1302 if (!client_is_oldfullscreen(client, &to)) {
1303 Rect *r;
1304
1305 r = screen_area(client->desktop, SCREEN_AREA_ALL_MONITORS,
1306 NULL);
1307 if (r->x || r->y) {
1308 /* move the window only to the corner outside struts */
1309 x = r->x;
1310 y = r->y;
1311
1312 ob_debug_type(OB_DEBUG_APP_BUGS,
1313 "Application %s is trying to move via "
1314 "ConfigureRequest to 0,0 using "
1315 "NorthWestGravity, while there is a "
1316 "strut there. "
1317 "Moving buggy app from (0,0) to (%d,%d)",
1318 client->title, r->x, r->y);
1319 }
1320
1321 g_slice_free(Rect, r);
1322
1323 /* they still requested a move, so don't change whether a
1324 notify is sent or not */
1325 }
1326 }
1327
1328 {
1329 gint lw, lh;
1330
1331 client_try_configure(client, &x, &y, &w, &h, &lw, &lh, FALSE);
1332
1333 /* if x was not given, then use gravity to figure out the new
1334 x. the reference point should not be moved */
1335 if ((e->xconfigurerequest.value_mask & CWWidth &&
1336 !(e->xconfigurerequest.value_mask & CWX)))
1337 client_gravity_resize_w(client, &x, client->area.width, w);
1338 /* same for y */
1339 if ((e->xconfigurerequest.value_mask & CWHeight &&
1340 !(e->xconfigurerequest.value_mask & CWY)))
1341 client_gravity_resize_h(client, &y, client->area.height,h);
1342
1343 client_find_onscreen(client, &x, &y, w, h, FALSE);
1344
1345 ob_debug("Granting ConfigureRequest x %d y %d w %d h %d",
1346 x, y, w, h);
1347 client_configure(client, x, y, w, h, FALSE, TRUE, TRUE);
1348 }
1349 break;
1350 }
1351 case UnmapNotify:
1352 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1353 "ignores left %d",
1354 client->window, e->xunmap.event, e->xunmap.from_configure,
1355 client->ignore_unmaps);
1356 if (client->ignore_unmaps) {
1357 client->ignore_unmaps--;
1358 break;
1359 }
1360 client_unmanage(client);
1361 break;
1362 case DestroyNotify:
1363 ob_debug("DestroyNotify for window 0x%x", client->window);
1364 client_unmanage(client);
1365 break;
1366 case ReparentNotify:
1367 /* this is when the client is first taken captive in the frame */
1368 if (e->xreparent.parent == client->frame->window) break;
1369
1370 /*
1371 This event is quite rare and is usually handled in unmapHandler.
1372 However, if the window is unmapped when the reparent event occurs,
1373 the window manager never sees it because an unmap event is not sent
1374 to an already unmapped window.
1375 */
1376
1377 ob_debug("ReparentNotify for window 0x%x", client->window);
1378 client_unmanage(client);
1379 break;
1380 case MapRequest:
1381 ob_debug("MapRequest for 0x%lx", client->window);
1382 if (!client->iconic) break; /* this normally doesn't happen, but if it
1383 does, we don't want it!
1384 it can happen now when the window is on
1385 another desktop, but we still don't
1386 want it! */
1387 client_activate(client, FALSE, FALSE, TRUE, TRUE, TRUE);
1388 break;
1389 case ClientMessage:
1390 /* validate cuz we query stuff off the client here */
1391 if (!client_validate(client)) break;
1392
1393 if (e->xclient.format != 32) return;
1394
1395 msgtype = e->xclient.message_type;
1396 if (msgtype == OBT_PROP_ATOM(WM_CHANGE_STATE)) {
1397 if (!more_client_message_event(client->window, msgtype))
1398 client_set_wm_state(client, e->xclient.data.l[0]);
1399 } else if (msgtype == OBT_PROP_ATOM(NET_WM_DESKTOP)) {
1400 if (!more_client_message_event(client->window, msgtype) &&
1401 ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
1402 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL))
1403 {
1404 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
1405 FALSE, FALSE);
1406 }
1407 } else if (msgtype == OBT_PROP_ATOM(NET_WM_STATE)) {
1408 gulong ignore_start;
1409
1410 /* can't compress these */
1411 ob_debug("net_wm_state %s %ld %ld for 0x%lx",
1412 (e->xclient.data.l[0] == 0 ? "Remove" :
1413 e->xclient.data.l[0] == 1 ? "Add" :
1414 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1415 e->xclient.data.l[1], e->xclient.data.l[2],
1416 client->window);
1417
1418 /* ignore enter events caused by these like ob actions do */
1419 if (!config_focus_under_mouse)
1420 ignore_start = event_start_ignore_all_enters();
1421 client_set_state(client, e->xclient.data.l[0],
1422 e->xclient.data.l[1], e->xclient.data.l[2]);
1423 if (!config_focus_under_mouse)
1424 event_end_ignore_all_enters(ignore_start);
1425 } else if (msgtype == OBT_PROP_ATOM(NET_CLOSE_WINDOW)) {
1426 ob_debug("net_close_window for 0x%lx", client->window);
1427 client_close(client);
1428 } else if (msgtype == OBT_PROP_ATOM(NET_ACTIVE_WINDOW)) {
1429 ob_debug("net_active_window for 0x%lx source=%s",
1430 client->window,
1431 (e->xclient.data.l[0] == 0 ? "unknown" :
1432 (e->xclient.data.l[0] == 1 ? "application" :
1433 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1434 /* XXX make use of data.l[2] !? */
1435 if (e->xclient.data.l[0] == 1 || e->xclient.data.l[0] == 2) {
1436 /* we can not trust the timestamp from applications.
1437 e.g. chromium passes a very old timestamp. openbox thinks
1438 the window will get focus and calls XSetInputFocus with the
1439 (old) timestamp, which doesn't end up moving focus at all.
1440 but the window is raised, not hilited, etc, as if it was
1441 really going to get focus.
1442
1443 so do not use this timestamp in event_curtime, as this would
1444 be used in XSetInputFocus.
1445 */
1446 event_sourcetime = e->xclient.data.l[1];
1447 if (e->xclient.data.l[1] == 0)
1448 ob_debug_type(OB_DEBUG_APP_BUGS,
1449 "_NET_ACTIVE_WINDOW message for window %s is"
1450 " missing a timestamp", client->title);
1451 } else
1452 ob_debug_type(OB_DEBUG_APP_BUGS,
1453 "_NET_ACTIVE_WINDOW message for window %s is "
1454 "missing source indication", client->title);
1455 /* TODO(danakj) This should use
1456 (e->xclient.data.l[0] == 0 ||
1457 e->xclient.data.l[0] == 2)
1458 to determine if a user requested the activation, however GTK+
1459 applications seem unable to make this distinction ever
1460 (including panels such as xfce4-panel and gnome-panel).
1461 So we are left just assuming all activations are from the user.
1462 */
1463 client_activate(client, FALSE, FALSE, TRUE, TRUE, TRUE);
1464 } else if (msgtype == OBT_PROP_ATOM(NET_WM_MOVERESIZE)) {
1465 ob_debug("net_wm_moveresize for 0x%lx direction %d",
1466 client->window, e->xclient.data.l[2]);
1467 if ((Atom)e->xclient.data.l[2] ==
1468 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_TOPLEFT) ||
1469 (Atom)e->xclient.data.l[2] ==
1470 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_TOP) ||
1471 (Atom)e->xclient.data.l[2] ==
1472 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_TOPRIGHT) ||
1473 (Atom)e->xclient.data.l[2] ==
1474 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_RIGHT) ||
1475 (Atom)e->xclient.data.l[2] ==
1476 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_RIGHT) ||
1477 (Atom)e->xclient.data.l[2] ==
1478 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT) ||
1479 (Atom)e->xclient.data.l[2] ==
1480 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_BOTTOM) ||
1481 (Atom)e->xclient.data.l[2] ==
1482 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT) ||
1483 (Atom)e->xclient.data.l[2] ==
1484 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_LEFT) ||
1485 (Atom)e->xclient.data.l[2] ==
1486 OBT_PROP_ATOM(NET_WM_MOVERESIZE_MOVE) ||
1487 (Atom)e->xclient.data.l[2] ==
1488 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_KEYBOARD) ||
1489 (Atom)e->xclient.data.l[2] ==
1490 OBT_PROP_ATOM(NET_WM_MOVERESIZE_MOVE_KEYBOARD))
1491 {
1492 moveresize_start(client, e->xclient.data.l[0],
1493 e->xclient.data.l[1], e->xclient.data.l[3],
1494 e->xclient.data.l[2]);
1495 }
1496 else if ((Atom)e->xclient.data.l[2] ==
1497 OBT_PROP_ATOM(NET_WM_MOVERESIZE_CANCEL))
1498 if (moveresize_client)
1499 moveresize_end(TRUE);
1500 } else if (msgtype == OBT_PROP_ATOM(NET_MOVERESIZE_WINDOW)) {
1501 gint ograv, x, y, w, h;
1502
1503 ograv = client->gravity;
1504
1505 if (e->xclient.data.l[0] & 0xff)
1506 client->gravity = e->xclient.data.l[0] & 0xff;
1507
1508 if (e->xclient.data.l[0] & 1 << 8)
1509 x = e->xclient.data.l[1];
1510 else
1511 x = client->area.x;
1512 if (e->xclient.data.l[0] & 1 << 9)
1513 y = e->xclient.data.l[2];
1514 else
1515 y = client->area.y;
1516
1517 if (e->xclient.data.l[0] & 1 << 10) {
1518 w = e->xclient.data.l[3];
1519
1520 /* if x was not given, then use gravity to figure out the new
1521 x. the reference point should not be moved */
1522 if (!(e->xclient.data.l[0] & 1 << 8))
1523 client_gravity_resize_w(client, &x, client->area.width, w);
1524 }
1525 else
1526 w = client->area.width;
1527
1528 if (e->xclient.data.l[0] & 1 << 11) {
1529 h = e->xclient.data.l[4];
1530
1531 /* same for y */
1532 if (!(e->xclient.data.l[0] & 1 << 9))
1533 client_gravity_resize_h(client, &y, client->area.height,h);
1534 }
1535 else
1536 h = client->area.height;
1537
1538 ob_debug("MOVERESIZE x %d %d y %d %d (gravity %d)",
1539 e->xclient.data.l[0] & 1 << 8, x,
1540 e->xclient.data.l[0] & 1 << 9, y,
1541 client->gravity);
1542
1543 client_find_onscreen(client, &x, &y, w, h, FALSE);
1544
1545 client_configure(client, x, y, w, h, FALSE, TRUE, FALSE);
1546
1547 client->gravity = ograv;
1548 } else if (msgtype == OBT_PROP_ATOM(NET_RESTACK_WINDOW)) {
1549 if (e->xclient.data.l[0] != 2) {
1550 ob_debug_type(OB_DEBUG_APP_BUGS,
1551 "_NET_RESTACK_WINDOW sent for window %s with "
1552 "invalid source indication %ld",
1553 client->title, e->xclient.data.l[0]);
1554 } else {
1555 ObClient *sibling = NULL;
1556 if (e->xclient.data.l[1]) {
1557 ObWindow *win = window_find(e->xclient.data.l[1]);
1558 if (WINDOW_IS_CLIENT(win) &&
1559 WINDOW_AS_CLIENT(win) != client)
1560 {
1561 sibling = WINDOW_AS_CLIENT(win);
1562 }
1563 if (sibling == NULL)
1564 ob_debug_type(OB_DEBUG_APP_BUGS,
1565 "_NET_RESTACK_WINDOW sent for window %s "
1566 "with invalid sibling 0x%x",
1567 client->title, e->xclient.data.l[1]);
1568 }
1569 if (e->xclient.data.l[2] == Below ||
1570 e->xclient.data.l[2] == BottomIf ||
1571 e->xclient.data.l[2] == Above ||
1572 e->xclient.data.l[2] == TopIf ||
1573 e->xclient.data.l[2] == Opposite)
1574 {
1575 gulong ignore_start;
1576
1577 if (!config_focus_under_mouse)
1578 ignore_start = event_start_ignore_all_enters();
1579 /* just raise, don't activate */
1580 stacking_restack_request(client, sibling,
1581 e->xclient.data.l[2]);
1582 if (!config_focus_under_mouse)
1583 event_end_ignore_all_enters(ignore_start);
1584
1585 /* send a synthetic ConfigureNotify, cuz this is supposed
1586 to be like a ConfigureRequest. */
1587 client_reconfigure(client, TRUE);
1588 } else
1589 ob_debug_type(OB_DEBUG_APP_BUGS,
1590 "_NET_RESTACK_WINDOW sent for window %s "
1591 "with invalid detail %d",
1592 client->title, e->xclient.data.l[2]);
1593 }
1594 }
1595 break;
1596 case PropertyNotify:
1597 /* validate cuz we query stuff off the client here */
1598 if (!client_validate(client)) break;
1599
1600 msgtype = e->xproperty.atom;
1601
1602 /* ignore changes to some properties if there is another change
1603 coming in the queue */
1604 {
1605 struct ObSkipPropertyChange s;
1606 s.window = client->window;
1607 s.prop = msgtype;
1608 if (xqueue_exists_local(skip_property_change, &s))
1609 break;
1610 }
1611
1612 msgtype = e->xproperty.atom;
1613 if (msgtype == XA_WM_NORMAL_HINTS) {
1614 int x, y, w, h, lw, lh;
1615
1616 ob_debug("Update NORMAL hints");
1617 client_update_normal_hints(client);
1618 /* normal hints can make a window non-resizable */
1619 client_setup_decor_and_functions(client, FALSE);
1620
1621 x = client->area.x;
1622 y = client->area.y;
1623 w = client->area.width;
1624 h = client->area.height;
1625
1626 /* apply the new normal hints */
1627 client_try_configure(client, &x, &y, &w, &h, &lw, &lh, FALSE);
1628 /* make sure the window is visible, and if the window is resized
1629 off-screen due to the normal hints changing then this will push
1630 it back onto the screen. */
1631 client_find_onscreen(client, &x, &y, w, h, FALSE);
1632
1633 /* make sure the client's sizes are within its bounds, but don't
1634 make it reply with a configurenotify unless something changed.
1635 emacs will update its normal hints every time it receives a
1636 configurenotify */
1637 client_configure(client, x, y, w, h, FALSE, TRUE, FALSE);
1638 } else if (msgtype == OBT_PROP_ATOM(MOTIF_WM_HINTS)) {
1639 client_get_mwm_hints(client);
1640 /* This can override some mwm hints */
1641 client_get_type_and_transientness(client);
1642
1643 /* Apply the changes to the window */
1644 client_setup_decor_and_functions(client, TRUE);
1645 } else if (msgtype == XA_WM_HINTS) {
1646 client_update_wmhints(client);
1647 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1648 /* get the transient-ness first, as this affects if the client
1649 decides to be transient for the group or not in
1650 client_update_transient_for() */
1651 client_get_type_and_transientness(client);
1652 client_update_transient_for(client);
1653 /* type may have changed, so update the layer */
1654 client_calc_layer(client);
1655 client_setup_decor_and_functions(client, TRUE);
1656 } else if (msgtype == OBT_PROP_ATOM(NET_WM_NAME) ||
1657 msgtype == OBT_PROP_ATOM(WM_NAME) ||
1658 msgtype == OBT_PROP_ATOM(NET_WM_ICON_NAME) ||
1659 msgtype == OBT_PROP_ATOM(WM_ICON_NAME)) {
1660 client_update_title(client);
1661 } else if (msgtype == OBT_PROP_ATOM(WM_PROTOCOLS)) {
1662 client_update_protocols(client);
1663 }
1664 else if (msgtype == OBT_PROP_ATOM(NET_WM_STRUT) ||
1665 msgtype == OBT_PROP_ATOM(NET_WM_STRUT_PARTIAL)) {
1666 client_update_strut(client);
1667 }
1668 else if (msgtype == OBT_PROP_ATOM(NET_WM_ICON)) {
1669 client_update_icons(client);
1670 }
1671 else if (msgtype == OBT_PROP_ATOM(NET_WM_ICON_GEOMETRY)) {
1672 client_update_icon_geometry(client);
1673 }
1674 else if (msgtype == OBT_PROP_ATOM(NET_WM_USER_TIME)) {
1675 guint32 t;
1676 if (client == focus_client &&
1677 OBT_PROP_GET32(client->window, NET_WM_USER_TIME, CARDINAL, &t)
1678 && t && !event_time_after(t, e->xproperty.time) &&
1679 (!event_last_user_time ||
1680 event_time_after(t, event_last_user_time)))
1681 {
1682 event_last_user_time = t;
1683 }
1684 }
1685 else if (msgtype == OBT_PROP_ATOM(NET_WM_WINDOW_OPACITY)) {
1686 client_update_opacity(client);
1687 }
1688 #ifdef SYNC
1689 else if (msgtype == OBT_PROP_ATOM(NET_WM_SYNC_REQUEST_COUNTER)) {
1690 /* if they are resizing right now this would cause weird behaviour.
1691 if one day a user reports clients stop resizing, then handle
1692 this better by resetting a new XSync alarm and stuff on the
1693 new counter, but I expect it will never happen */
1694 if (moveresize_client == client)
1695 moveresize_end(FALSE);
1696 client_update_sync_request_counter(client);
1697 }
1698 #endif
1699 break;
1700 case ColormapNotify:
1701 client_update_colormap(client, e->xcolormap.colormap);
1702 break;
1703 default:
1704 ;
1705 #ifdef SHAPE
1706 {
1707 int kind;
1708 if (obt_display_extension_shape &&
1709 e->type == obt_display_extension_shape_basep)
1710 {
1711 switch (((XShapeEvent*)e)->kind) {
1712 case ShapeBounding:
1713 case ShapeClip:
1714 client->shaped = ((XShapeEvent*)e)->shaped;
1715 kind = ShapeBounding;
1716 break;
1717 #ifdef ShapeInput
1718 case ShapeInput:
1719 client->shaped_input = ((XShapeEvent*)e)->shaped;
1720 kind = ShapeInput;
1721 break;
1722 #endif
1723 default:
1724 g_assert_not_reached();
1725 }
1726 frame_adjust_shape_kind(client->frame, kind);
1727 }
1728 }
1729 #endif
1730 }
1731 }
1732
1733 static void event_handle_dock(ObDock *s, XEvent *e)
1734 {
1735 switch (e->type) {
1736 case EnterNotify:
1737 dock_hide(FALSE);
1738 break;
1739 case LeaveNotify:
1740 /* don't hide when moving into a dock app */
1741 if (e->xcrossing.detail != NotifyInferior)
1742 dock_hide(TRUE);
1743 break;
1744 }
1745 }
1746
1747 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1748 {
1749 switch (e->type) {
1750 case MotionNotify:
1751 dock_app_drag(app, &e->xmotion);
1752 break;
1753 case UnmapNotify:
1754 if (app->ignore_unmaps) {
1755 app->ignore_unmaps--;
1756 break;
1757 }
1758 dock_unmanage(app, TRUE);
1759 break;
1760 case DestroyNotify:
1761 case ReparentNotify:
1762 dock_unmanage(app, FALSE);
1763 break;
1764 case ConfigureNotify:
1765 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1766 break;
1767 }
1768 }
1769
1770 static ObMenuFrame* find_active_menu(void)
1771 {
1772 GList *it;
1773 ObMenuFrame *ret = NULL;
1774
1775 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1776 ret = it->data;
1777 if (ret->selected)
1778 break;
1779 ret = NULL;
1780 }
1781 return ret;
1782 }
1783
1784 static ObMenuFrame* find_active_or_last_menu(void)
1785 {
1786 ObMenuFrame *ret = NULL;
1787
1788 ret = find_active_menu();
1789 if (!ret && menu_frame_visible)
1790 ret = menu_frame_visible->data;
1791 return ret;
1792 }
1793
1794 static gboolean event_handle_prompt(ObPrompt *p, XEvent *e)
1795 {
1796 switch (e->type) {
1797 case ButtonPress:
1798 case ButtonRelease:
1799 case MotionNotify:
1800 return prompt_mouse_event(p, e);
1801 break;
1802 case KeyPress:
1803 return prompt_key_event(p, e);
1804 break;
1805 }
1806 return FALSE;
1807 }
1808
1809 static gboolean event_handle_menu_input(XEvent *ev)
1810 {
1811 gboolean ret = FALSE;
1812
1813 if (ev->type == ButtonRelease || ev->type == ButtonPress) {
1814 ObMenuEntryFrame *e;
1815
1816 if ((ev->xbutton.button < 4 || ev->xbutton.button > 5) &&
1817 ((ev->type == ButtonRelease && menu_hide_delay_reached()) ||
1818 ev->type == ButtonPress))
1819 {
1820 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1821 ev->xbutton.y_root)))
1822 {
1823 if (ev->type == ButtonPress && e->frame->child)
1824 menu_frame_select(e->frame->child, NULL, TRUE);
1825 menu_frame_select(e->frame, e, TRUE);
1826 if (ev->type == ButtonRelease)
1827 menu_entry_frame_execute(e, ev->xbutton.state);
1828 }
1829 else
1830 menu_frame_hide_all();
1831 }
1832 ret = TRUE;
1833 }
1834 else if (ev->type == KeyPress || ev->type == KeyRelease) {
1835 guint mods;
1836 ObMenuFrame *frame;
1837
1838 /* get the modifiers */
1839 mods = obt_keyboard_only_modmasks(ev->xkey.state);
1840
1841 frame = find_active_or_last_menu();
1842 if (frame == NULL)
1843 g_assert_not_reached(); /* there is no active menu */
1844
1845 /* Allow control while going thru the menu */
1846 else if (ev->type == KeyPress && (mods & ~ControlMask) == 0) {
1847 gunichar unikey;
1848 KeySym sym;
1849
1850 frame->got_press = TRUE;
1851 frame->press_keycode = ev->xkey.keycode;
1852 frame->press_doexec = FALSE;
1853
1854 sym = obt_keyboard_keypress_to_keysym(ev);
1855
1856 if (sym == XK_Escape) {
1857 menu_frame_hide_all();
1858 ret = TRUE;
1859 }
1860
1861 else if (sym == XK_Left) {
1862 /* Left goes to the parent menu */
1863 if (frame->parent) {
1864 /* remove focus from the child */
1865 menu_frame_select(frame, NULL, TRUE);
1866 /* and put it in the parent */
1867 menu_frame_select(frame->parent, frame->parent->selected,
1868 TRUE);
1869 }
1870 ret = TRUE;
1871 }
1872
1873 else if (sym == XK_Right || sym == XK_Return || sym == XK_KP_Enter)
1874 {
1875 /* Right and enter goes to the selected submenu.
1876 Enter executes instead if it's not on a submenu. */
1877
1878 if (frame->selected) {
1879 const ObMenuEntryType t = frame->selected->entry->type;
1880
1881 if (t == OB_MENU_ENTRY_TYPE_SUBMENU) {
1882 /* make sure it is visible */
1883 menu_frame_select(frame, frame->selected, TRUE);
1884 /* move focus to the child menu */
1885 menu_frame_select_next(frame->child);
1886 }
1887 else if (sym != XK_Right) {
1888 frame->press_doexec = TRUE;
1889 }
1890 }
1891 ret = TRUE;
1892 }
1893
1894 else if (sym == XK_Up) {
1895 menu_frame_select_previous(frame);
1896 ret = TRUE;
1897 }
1898
1899 else if (sym == XK_Down) {
1900 menu_frame_select_next(frame);
1901 ret = TRUE;
1902 }
1903
1904 else if (sym == XK_Home) {
1905 menu_frame_select_first(frame);
1906 ret = TRUE;
1907 }
1908
1909 else if (sym == XK_End) {
1910 menu_frame_select_last(frame);
1911 ret = TRUE;
1912 }
1913
1914 /* keyboard accelerator shortcuts. (if it was a valid key) */
1915 else if (frame->entries &&
1916 (unikey =
1917 obt_keyboard_keypress_to_unichar(menu_frame_ic(frame),
1918 ev)))
1919 {
1920 GList *start;
1921 GList *it;
1922 ObMenuEntryFrame *found = NULL;
1923 guint num_found = 0;
1924
1925 /* start after the selected one */
1926 start = frame->entries;
1927 if (frame->selected) {
1928 for (it = start; frame->selected != it->data;
1929 it = g_list_next(it))
1930 g_assert(it != NULL); /* nothing was selected? */
1931 /* next with wraparound */
1932 start = g_list_next(it);
1933 if (start == NULL) start = frame->entries;
1934 }
1935
1936 it = start;
1937 do {
1938 ObMenuEntryFrame *e = it->data;
1939 gunichar entrykey = 0;
1940
1941 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1942 entrykey = e->entry->data.normal.shortcut;
1943 else if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1944 entrykey = e->entry->data.submenu.submenu->shortcut;
1945
1946 if (unikey == entrykey) {
1947 if (found == NULL) found = e;
1948 ++num_found;
1949 }
1950
1951 /* next with wraparound */
1952 it = g_list_next(it);
1953 if (it == NULL) it = frame->entries;
1954 } while (it != start);
1955
1956 if (found) {
1957 menu_frame_select(frame, found, TRUE);
1958
1959 if (num_found == 1) {
1960 if (found->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
1961 /* move focus to the child menu */
1962 menu_frame_select_next(frame->child);
1963 }
1964 else {
1965 frame->press_doexec = TRUE;
1966 }
1967 }
1968 ret = TRUE;
1969 }
1970 }
1971 }
1972
1973 /* Use KeyRelease events for running things so that the key release
1974 doesn't get sent to the focused application.
1975
1976 Allow ControlMask only, and don't bother if the menu is empty */
1977 else if (ev->type == KeyRelease && (mods & ~ControlMask) == 0) {
1978 if (frame->press_keycode == ev->xkey.keycode &&
1979 frame->got_press &&
1980 frame->press_doexec)
1981 {
1982 if (frame->selected)
1983 menu_entry_frame_execute(frame->selected, ev->xkey.state);
1984 }
1985 }
1986 }
1987
1988 return ret;
1989 }
1990
1991 static gboolean event_look_for_menu_enter(XEvent *ev, gpointer data)
1992 {
1993 const ObMenuFrame *f = (ObMenuFrame*)data;
1994 ObMenuEntryFrame *e;
1995 return ev->type == EnterNotify &&
1996 (e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1997 e->frame == f && !e->ignore_enters;
1998 }
1999
2000 static void event_handle_menu(ObMenuFrame *frame, XEvent *ev)
2001 {
2002 ObMenuFrame *f;
2003 ObMenuEntryFrame *e;
2004
2005 switch (ev->type) {
2006 case MotionNotify:
2007 // We need to catch MotionNotify in addition to EnterNotify because
2008 // it is possible for the menu to be opened under the mouse cursor, and
2009 // moving the mouse should select the item.
2010 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xmotion.window))) {
2011 if (e->ignore_enters)
2012 --e->ignore_enters;
2013 else if (!(f = find_active_menu()) ||
2014 f == e->frame ||
2015 f->parent == e->frame ||
2016 f->child == e->frame)
2017 menu_frame_select(e->frame, e, FALSE);
2018 }
2019 break;
2020 case EnterNotify:
2021 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
2022 if (e->ignore_enters)
2023 --e->ignore_enters;
2024 else if (!(f = find_active_menu()) ||
2025 f == e->frame ||
2026 f->parent == e->frame ||
2027 f->child == e->frame)
2028 menu_frame_select(e->frame, e, FALSE);
2029 }
2030 break;
2031 case LeaveNotify:
2032 /*ignore leaves when we're already in the window */
2033 if (ev->xcrossing.detail == NotifyInferior)
2034 break;
2035
2036 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
2037 /* check if an EnterNotify event is coming, and if not, then select
2038 nothing in the menu */
2039 if (!xqueue_exists_local(event_look_for_menu_enter, e->frame))
2040 menu_frame_select(e->frame, NULL, FALSE);
2041 }
2042 break;
2043 }
2044 }
2045
2046 static gboolean event_handle_user_input(ObClient *client, XEvent *e)
2047 {
2048 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
2049 e->type == MotionNotify || e->type == KeyPress ||
2050 e->type == KeyRelease);
2051
2052 if (menu_frame_visible) {
2053 if (event_handle_menu_input(e))
2054 /* don't use the event if the menu used it, but if the menu
2055 didn't use it and it's a keypress that is bound, it will
2056 close the menu and be used */
2057 return TRUE;
2058 }
2059
2060 /* if the keyboard interactive action uses the event then dont
2061 use it for bindings. likewise is moveresize uses the event. */
2062 if (actions_interactive_input_event(e) || moveresize_event(e))
2063 return TRUE;
2064
2065 if (moveresize_in_progress)
2066 /* make further actions work on the client being
2067 moved/resized */
2068 client = moveresize_client;
2069
2070 if (e->type == ButtonPress ||
2071 e->type == ButtonRelease ||
2072 e->type == MotionNotify)
2073 {
2074 /* the frame may not be "visible" but they can still click on it
2075 in the case where it is animating before disappearing */
2076 if (!client || !frame_iconify_animating(client->frame))
2077 return mouse_event(client, e);
2078 } else
2079 return keyboard_event((focus_cycle_target ? focus_cycle_target :
2080 (client ? client : focus_client)), e);
2081
2082 return FALSE;
2083 }
2084
2085 static void focus_delay_dest(gpointer data)
2086 {
2087 g_slice_free(ObFocusDelayData, data);
2088 focus_delay_timeout_id = 0;
2089 focus_delay_timeout_client = NULL;
2090 }
2091
2092 static void unfocus_delay_dest(gpointer data)
2093 {
2094 g_slice_free(ObFocusDelayData, data);
2095 unfocus_delay_timeout_id = 0;
2096 unfocus_delay_timeout_client = NULL;
2097 }
2098
2099 static gboolean focus_delay_func(gpointer data)
2100 {
2101 ObFocusDelayData *d = data;
2102 Time old = event_curtime; /* save the curtime */
2103
2104 event_curtime = d->time;
2105 event_curserial = d->serial;
2106 if (client_focus(d->client) && config_focus_raise)
2107 stacking_raise(CLIENT_AS_WINDOW(d->client));
2108 event_curtime = old;
2109 return FALSE; /* no repeat */
2110 }
2111
2112 static gboolean unfocus_delay_func(gpointer data)
2113 {
2114 ObFocusDelayData *d = data;
2115 Time old = event_curtime; /* save the curtime */
2116
2117 event_curtime = d->time;
2118 event_curserial = d->serial;
2119 focus_nothing();
2120 event_curtime = old;
2121 return FALSE; /* no repeat */
2122 }
2123
2124 static void focus_delay_client_dest(ObClient *client, gpointer data)
2125 {
2126 if (focus_delay_timeout_client == client && focus_delay_timeout_id)
2127 g_source_remove(focus_delay_timeout_id);
2128 if (unfocus_delay_timeout_client == client && unfocus_delay_timeout_id)
2129 g_source_remove(unfocus_delay_timeout_id);
2130 }
2131
2132 void event_halt_focus_delay(void)
2133 {
2134 /* ignore all enter events up till the event which caused this to occur */
2135 if (event_curserial) event_ignore_enter_range(1, event_curserial);
2136 if (focus_delay_timeout_id) g_source_remove(focus_delay_timeout_id);
2137 if (unfocus_delay_timeout_id) g_source_remove(unfocus_delay_timeout_id);
2138 }
2139
2140 gulong event_start_ignore_all_enters(void)
2141 {
2142 return NextRequest(obt_display);
2143 }
2144
2145 static void event_ignore_enter_range(gulong start, gulong end)
2146 {
2147 ObSerialRange *r;
2148
2149 g_assert(start != 0);
2150 g_assert(end != 0);
2151
2152 r = g_slice_new(ObSerialRange);
2153 r->start = start;
2154 r->end = end;
2155 ignore_serials = g_slist_prepend(ignore_serials, r);
2156
2157 ob_debug_type(OB_DEBUG_FOCUS, "ignoring enters from %lu until %lu",
2158 r->start, r->end);
2159
2160 /* increment the serial so we don't ignore events we weren't meant to */
2161 OBT_PROP_ERASE(screen_support_win, MOTIF_WM_HINTS);
2162 }
2163
2164 void event_end_ignore_all_enters(gulong start)
2165 {
2166 /* Use (NextRequest-1) so that we ignore up to the current serial only.
2167 Inside event_ignore_enter_range, we increment the serial by one, but if
2168 we ignore that serial too, then any enter events generated by mouse
2169 movement will be ignored until we create some further network traffic.
2170 Instead ignore up to NextRequest-1, then when we increment the serial,
2171 we will be *past* the range of ignored serials */
2172 event_ignore_enter_range(start, NextRequest(obt_display)-1);
2173 }
2174
2175 static gboolean is_enter_focus_event_ignored(gulong serial)
2176 {
2177 GSList *it, *next;
2178
2179 for (it = ignore_serials; it; it = next) {
2180 ObSerialRange *r = it->data;
2181
2182 next = g_slist_next(it);
2183
2184 if ((glong)(serial - r->end) > 0) {
2185 /* past the end */
2186 ignore_serials = g_slist_delete_link(ignore_serials, it);
2187 g_slice_free(ObSerialRange, r);
2188 }
2189 else if ((glong)(serial - r->start) >= 0)
2190 return TRUE;
2191 }
2192 return FALSE;
2193 }
2194
2195 void event_cancel_all_key_grabs(void)
2196 {
2197 if (actions_interactive_act_running()) {
2198 actions_interactive_cancel_act();
2199 ob_debug("KILLED interactive action");
2200 }
2201 else if (menu_frame_visible) {
2202 menu_frame_hide_all();
2203 ob_debug("KILLED open menus");
2204 }
2205 else if (moveresize_in_progress) {
2206 moveresize_end(TRUE);
2207 ob_debug("KILLED interactive moveresize");
2208 }
2209 else if (grab_on_keyboard()) {
2210 ungrab_keyboard();
2211 ob_debug("KILLED active grab on keyboard");
2212 }
2213 else
2214 ungrab_passive_key();
2215
2216 XSync(obt_display, FALSE);
2217 }
2218
2219 gboolean event_time_after(guint32 t1, guint32 t2)
2220 {
2221 g_assert(t1 != CurrentTime);
2222 g_assert(t2 != CurrentTime);
2223
2224 /*
2225 Timestamp values wrap around (after about 49.7 days). The server, given
2226 its current time is represented by timestamp T, always interprets
2227 timestamps from clients by treating half of the timestamp space as being
2228 later in time than T.
2229 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
2230 */
2231
2232 /* TIME_HALF is not half of the number space of a Time type variable.
2233 * Rather, it is half the number space of a timestamp value, which is
2234 * always 32 bits. */
2235 #define TIME_HALF (guint32)(1 << 31)
2236
2237 if (t2 >= TIME_HALF)
2238 /* t2 is in the second half so t1 might wrap around and be smaller than
2239 t2 */
2240 return t1 >= t2 || t1 < (t2 + TIME_HALF);
2241 else
2242 /* t2 is in the first half so t1 has to come after it */
2243 return t1 >= t2 && t1 < (t2 + TIME_HALF);
2244 }
2245
2246 gboolean find_timestamp(XEvent *e, gpointer data)
2247 {
2248 const Time t = event_get_timestamp(e);
2249 if (t && t >= event_curtime) {
2250 event_curtime = t;
2251 return TRUE;
2252 }
2253 else
2254 return FALSE;
2255 }
2256
2257 static Time next_time(void)
2258 {
2259 /* Some events don't come with timestamps :(
2260 ...but we can get one anyways >:) */
2261
2262 /* Generate a timestamp so there is guaranteed at least one in the queue
2263 eventually */
2264 XChangeProperty(obt_display, screen_support_win,
2265 OBT_PROP_ATOM(WM_CLASS), OBT_PROP_ATOM(STRING),
2266 8, PropModeAppend, NULL, 0);
2267
2268 /* Grab the first timestamp available */
2269 xqueue_exists(find_timestamp, NULL);
2270
2271 /*g_assert(event_curtime != CurrentTime);*/
2272
2273 /* Save the time so we don't have to do this again for this event */
2274 return event_curtime;
2275 }
2276
2277 Time event_time(void)
2278 {
2279 if (event_curtime) return event_curtime;
2280
2281 return next_time();
2282 }
2283
2284 Time event_source_time(void)
2285 {
2286 return event_sourcetime;
2287 }
2288
2289 void event_reset_time(void)
2290 {
2291 next_time();
2292 }
2293
2294 void event_update_user_time(void)
2295 {
2296 event_last_user_time = event_time();
2297 }
2298
2299 void event_reset_user_time(void)
2300 {
2301 event_last_user_time = CurrentTime;
2302 }
Openbox Window Manager