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