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