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kill enter events without using pointer grabs
[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 /* focus_set_client has already been called for sure */
578 client_calc_layer(client);
579 }
580 } else if (timewinclients)
581 event_handle_user_time_window_clients(timewinclients, e);
582 else if (client)
583 event_handle_client(client, e);
584 else if (dockapp)
585 event_handle_dockapp(dockapp, e);
586 else if (dock)
587 event_handle_dock(dock, e);
588 else if (window == RootWindow(ob_display, ob_screen))
589 event_handle_root(e);
590 else if (e->type == MapRequest)
591 client_manage(window);
592 else if (e->type == ClientMessage) {
593 /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
594 windows that are not managed yet. */
595 if (e->xclient.message_type == prop_atoms.net_request_frame_extents) {
596 /* Pretend to manage the client, getting information used to
597 determine its decorations */
598 ObClient *c = client_fake_manage(e->xclient.window);
599 gulong vals[4];
600
601 /* set the frame extents on the window */
602 vals[0] = c->frame->size.left;
603 vals[1] = c->frame->size.right;
604 vals[2] = c->frame->size.top;
605 vals[3] = c->frame->size.bottom;
606 PROP_SETA32(e->xclient.window, net_frame_extents,
607 cardinal, vals, 4);
608
609 /* Free the pretend client */
610 client_fake_unmanage(c);
611 }
612 }
613 else if (e->type == ConfigureRequest) {
614 /* unhandled configure requests must be used to configure the
615 window directly */
616 XWindowChanges xwc;
617
618 xwc.x = e->xconfigurerequest.x;
619 xwc.y = e->xconfigurerequest.y;
620 xwc.width = e->xconfigurerequest.width;
621 xwc.height = e->xconfigurerequest.height;
622 xwc.border_width = e->xconfigurerequest.border_width;
623 xwc.sibling = e->xconfigurerequest.above;
624 xwc.stack_mode = e->xconfigurerequest.detail;
625
626 /* we are not to be held responsible if someone sends us an
627 invalid request! */
628 xerror_set_ignore(TRUE);
629 XConfigureWindow(ob_display, window,
630 e->xconfigurerequest.value_mask, &xwc);
631 xerror_set_ignore(FALSE);
632 }
633 #ifdef SYNC
634 else if (extensions_sync &&
635 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
636 {
637 XSyncAlarmNotifyEvent *se = (XSyncAlarmNotifyEvent*)e;
638 if (se->alarm == moveresize_alarm && moveresize_in_progress)
639 moveresize_event(e);
640 }
641 #endif
642
643 if (e->type == ButtonPress || e->type == ButtonRelease ||
644 e->type == MotionNotify || e->type == KeyPress ||
645 e->type == KeyRelease)
646 {
647 event_handle_user_input(client, e);
648 }
649
650 /* if something happens and it's not from an XEvent, then we don't know
651 the time */
652 event_curtime = CurrentTime;
653 }
654
655 static void event_handle_root(XEvent *e)
656 {
657 Atom msgtype;
658
659 switch(e->type) {
660 case SelectionClear:
661 ob_debug("Another WM has requested to replace us. Exiting.\n");
662 ob_exit_replace();
663 break;
664
665 case ClientMessage:
666 if (e->xclient.format != 32) break;
667
668 msgtype = e->xclient.message_type;
669 if (msgtype == prop_atoms.net_current_desktop) {
670 guint d = e->xclient.data.l[0];
671 if (d < screen_num_desktops) {
672 event_curtime = e->xclient.data.l[1];
673 if (event_curtime == 0)
674 ob_debug_type(OB_DEBUG_APP_BUGS,
675 "_NET_CURRENT_DESKTOP message is missing "
676 "a timestamp\n");
677 screen_set_desktop(d, TRUE);
678 }
679 } else if (msgtype == prop_atoms.net_number_of_desktops) {
680 guint d = e->xclient.data.l[0];
681 if (d > 0)
682 screen_set_num_desktops(d);
683 } else if (msgtype == prop_atoms.net_showing_desktop) {
684 screen_show_desktop(e->xclient.data.l[0] != 0, NULL);
685 } else if (msgtype == prop_atoms.ob_control) {
686 if (e->xclient.data.l[0] == 1)
687 ob_reconfigure();
688 else if (e->xclient.data.l[0] == 2)
689 ob_restart();
690 }
691 break;
692 case PropertyNotify:
693 if (e->xproperty.atom == prop_atoms.net_desktop_names)
694 screen_update_desktop_names();
695 else if (e->xproperty.atom == prop_atoms.net_desktop_layout)
696 screen_update_layout();
697 break;
698 case ConfigureNotify:
699 #ifdef XRANDR
700 XRRUpdateConfiguration(e);
701 #endif
702 screen_resize();
703 break;
704 default:
705 ;
706 }
707 }
708
709 void event_enter_client(ObClient *client)
710 {
711 g_assert(config_focus_follow);
712
713 if (client_enter_focusable(client) && client_can_focus(client)) {
714 if (config_focus_delay) {
715 ObFocusDelayData *data;
716
717 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
718
719 data = g_new(ObFocusDelayData, 1);
720 data->client = client;
721 data->time = event_curtime;
722
723 ob_main_loop_timeout_add(ob_main_loop,
724 config_focus_delay,
725 focus_delay_func,
726 data, focus_delay_cmp, focus_delay_dest);
727 } else {
728 ObFocusDelayData data;
729 data.client = client;
730 data.time = event_curtime;
731 focus_delay_func(&data);
732 }
733 }
734 }
735
736 static void event_handle_user_time_window_clients(GSList *l, XEvent *e)
737 {
738 g_assert(e->type == PropertyNotify);
739 if (e->xproperty.atom == prop_atoms.net_wm_user_time) {
740 for (; l; l = g_slist_next(l))
741 client_update_user_time(l->data);
742 }
743 }
744
745 static void event_handle_client(ObClient *client, XEvent *e)
746 {
747 XEvent ce;
748 Atom msgtype;
749 ObFrameContext con;
750 static gint px = -1, py = -1;
751 static guint pb = 0;
752
753 switch (e->type) {
754 case ButtonPress:
755 /* save where the press occured for the first button pressed */
756 if (!pb) {
757 pb = e->xbutton.button;
758 px = e->xbutton.x;
759 py = e->xbutton.y;
760 }
761 case ButtonRelease:
762 /* Wheel buttons don't draw because they are an instant click, so it
763 is a waste of resources to go drawing it.
764 if the user is doing an intereactive thing, or has a menu open then
765 the mouse is grabbed (possibly) and if we get these events we don't
766 want to deal with them
767 */
768 if (!(e->xbutton.button == 4 || e->xbutton.button == 5) &&
769 !keyboard_interactively_grabbed() &&
770 !menu_frame_visible)
771 {
772 /* use where the press occured */
773 con = frame_context(client, e->xbutton.window, px, py);
774 con = mouse_button_frame_context(con, e->xbutton.button);
775
776 if (e->type == ButtonRelease && e->xbutton.button == pb)
777 pb = 0, px = py = -1;
778
779 switch (con) {
780 case OB_FRAME_CONTEXT_MAXIMIZE:
781 client->frame->max_press = (e->type == ButtonPress);
782 framerender_frame(client->frame);
783 break;
784 case OB_FRAME_CONTEXT_CLOSE:
785 client->frame->close_press = (e->type == ButtonPress);
786 framerender_frame(client->frame);
787 break;
788 case OB_FRAME_CONTEXT_ICONIFY:
789 client->frame->iconify_press = (e->type == ButtonPress);
790 framerender_frame(client->frame);
791 break;
792 case OB_FRAME_CONTEXT_ALLDESKTOPS:
793 client->frame->desk_press = (e->type == ButtonPress);
794 framerender_frame(client->frame);
795 break;
796 case OB_FRAME_CONTEXT_SHADE:
797 client->frame->shade_press = (e->type == ButtonPress);
798 framerender_frame(client->frame);
799 break;
800 default:
801 /* nothing changes with clicks for any other contexts */
802 break;
803 }
804 }
805 break;
806 case MotionNotify:
807 con = frame_context(client, e->xmotion.window,
808 e->xmotion.x, e->xmotion.y);
809 switch (con) {
810 case OB_FRAME_CONTEXT_TITLEBAR:
811 /* we've left the button area inside the titlebar */
812 if (client->frame->max_hover || client->frame->desk_hover ||
813 client->frame->shade_hover || client->frame->iconify_hover ||
814 client->frame->close_hover)
815 {
816 client->frame->max_hover = FALSE;
817 client->frame->desk_hover = FALSE;
818 client->frame->shade_hover = FALSE;
819 client->frame->iconify_hover = FALSE;
820 client->frame->close_hover = FALSE;
821 frame_adjust_state(client->frame);
822 }
823 break;
824 case OB_FRAME_CONTEXT_MAXIMIZE:
825 if (!client->frame->max_hover) {
826 client->frame->max_hover = TRUE;
827 frame_adjust_state(client->frame);
828 }
829 break;
830 case OB_FRAME_CONTEXT_ALLDESKTOPS:
831 if (!client->frame->desk_hover) {
832 client->frame->desk_hover = TRUE;
833 frame_adjust_state(client->frame);
834 }
835 break;
836 case OB_FRAME_CONTEXT_SHADE:
837 if (!client->frame->shade_hover) {
838 client->frame->shade_hover = TRUE;
839 frame_adjust_state(client->frame);
840 }
841 break;
842 case OB_FRAME_CONTEXT_ICONIFY:
843 if (!client->frame->iconify_hover) {
844 client->frame->iconify_hover = TRUE;
845 frame_adjust_state(client->frame);
846 }
847 break;
848 case OB_FRAME_CONTEXT_CLOSE:
849 if (!client->frame->close_hover) {
850 client->frame->close_hover = TRUE;
851 frame_adjust_state(client->frame);
852 }
853 break;
854 default:
855 break;
856 }
857 break;
858 case LeaveNotify:
859 con = frame_context(client, e->xcrossing.window,
860 e->xcrossing.x, e->xcrossing.y);
861 switch (con) {
862 case OB_FRAME_CONTEXT_MAXIMIZE:
863 client->frame->max_hover = FALSE;
864 frame_adjust_state(client->frame);
865 break;
866 case OB_FRAME_CONTEXT_ALLDESKTOPS:
867 client->frame->desk_hover = FALSE;
868 frame_adjust_state(client->frame);
869 break;
870 case OB_FRAME_CONTEXT_SHADE:
871 client->frame->shade_hover = FALSE;
872 frame_adjust_state(client->frame);
873 break;
874 case OB_FRAME_CONTEXT_ICONIFY:
875 client->frame->iconify_hover = FALSE;
876 frame_adjust_state(client->frame);
877 break;
878 case OB_FRAME_CONTEXT_CLOSE:
879 client->frame->close_hover = FALSE;
880 frame_adjust_state(client->frame);
881 break;
882 case OB_FRAME_CONTEXT_FRAME:
883 /* When the mouse leaves an animating window, don't use the
884 corresponding enter events. Pretend like the animating window
885 doesn't even exist..! */
886 if (frame_iconify_animating(client->frame))
887 event_ignore_queued_enters();
888
889 ob_debug_type(OB_DEBUG_FOCUS,
890 "%sNotify mode %d detail %d on %lx\n",
891 (e->type == EnterNotify ? "Enter" : "Leave"),
892 e->xcrossing.mode,
893 e->xcrossing.detail, (client?client->window:0));
894 if (keyboard_interactively_grabbed())
895 break;
896 if (config_focus_follow && config_focus_delay &&
897 /* leave inferior events can happen when the mouse goes onto
898 the window's border and then into the window before the
899 delay is up */
900 e->xcrossing.detail != NotifyInferior)
901 {
902 ob_main_loop_timeout_remove_data(ob_main_loop,
903 focus_delay_func,
904 client, FALSE);
905 }
906 break;
907 default:
908 break;
909 }
910 break;
911 case EnterNotify:
912 {
913 gboolean nofocus = FALSE;
914
915 if (ignore_enter_focus) {
916 ignore_enter_focus--;
917 nofocus = TRUE;
918 }
919
920 con = frame_context(client, e->xcrossing.window,
921 e->xcrossing.x, e->xcrossing.y);
922 switch (con) {
923 case OB_FRAME_CONTEXT_MAXIMIZE:
924 client->frame->max_hover = TRUE;
925 frame_adjust_state(client->frame);
926 break;
927 case OB_FRAME_CONTEXT_ALLDESKTOPS:
928 client->frame->desk_hover = TRUE;
929 frame_adjust_state(client->frame);
930 break;
931 case OB_FRAME_CONTEXT_SHADE:
932 client->frame->shade_hover = TRUE;
933 frame_adjust_state(client->frame);
934 break;
935 case OB_FRAME_CONTEXT_ICONIFY:
936 client->frame->iconify_hover = TRUE;
937 frame_adjust_state(client->frame);
938 break;
939 case OB_FRAME_CONTEXT_CLOSE:
940 client->frame->close_hover = TRUE;
941 frame_adjust_state(client->frame);
942 break;
943 case OB_FRAME_CONTEXT_FRAME:
944 if (keyboard_interactively_grabbed())
945 break;
946 if (e->xcrossing.mode == NotifyGrab ||
947 e->xcrossing.mode == NotifyUngrab ||
948 /*ignore enters when we're already in the window */
949 e->xcrossing.detail == NotifyInferior)
950 {
951 ob_debug_type(OB_DEBUG_FOCUS,
952 "%sNotify mode %d detail %d on %lx IGNORED\n",
953 (e->type == EnterNotify ? "Enter" : "Leave"),
954 e->xcrossing.mode,
955 e->xcrossing.detail, client?client->window:0);
956 } else {
957 ob_debug_type(OB_DEBUG_FOCUS,
958 "%sNotify mode %d detail %d on %lx, "
959 "focusing window: %d\n",
960 (e->type == EnterNotify ? "Enter" : "Leave"),
961 e->xcrossing.mode,
962 e->xcrossing.detail, (client?client->window:0),
963 !nofocus);
964 if (!nofocus && config_focus_follow)
965 event_enter_client(client);
966 }
967 break;
968 default:
969 break;
970 }
971 break;
972 }
973 case ConfigureRequest:
974 {
975 /* dont compress these unless you're going to watch for property
976 notifies in between (these can change what the configure would
977 do to the window).
978 also you can't compress stacking events
979 */
980
981 gint x, y, w, h;
982
983 /* if nothing is changed, then a configurenotify is needed */
984 gboolean config = TRUE;
985
986 x = client->area.x;
987 y = client->area.y;
988 w = client->area.width;
989 h = client->area.height;
990
991 ob_debug("ConfigureRequest desktop %d wmstate %d visibile %d\n",
992 screen_desktop, client->wmstate, client->frame->visible);
993
994 if (e->xconfigurerequest.value_mask & CWBorderWidth)
995 if (client->border_width != e->xconfigurerequest.border_width) {
996 client->border_width = e->xconfigurerequest.border_width;
997 /* if only the border width is changing, then it's not needed*/
998 config = FALSE;
999 }
1000
1001
1002 if (e->xconfigurerequest.value_mask & CWStackMode) {
1003 ObClient *sibling = NULL;
1004
1005 /* get the sibling */
1006 if (e->xconfigurerequest.value_mask & CWSibling) {
1007 ObWindow *win;
1008 win = g_hash_table_lookup(window_map,
1009 &e->xconfigurerequest.above);
1010 if (WINDOW_IS_CLIENT(win) && WINDOW_AS_CLIENT(win) != client)
1011 sibling = WINDOW_AS_CLIENT(win);
1012 }
1013
1014 /* activate it rather than just focus it */
1015 stacking_restack_request(client, sibling,
1016 e->xconfigurerequest.detail, TRUE);
1017
1018 /* if a stacking change is requested then it is needed */
1019 config = TRUE;
1020 }
1021
1022 /* don't allow clients to move shaded windows (fvwm does this) */
1023 if (client->shaded && (e->xconfigurerequest.value_mask & CWX ||
1024 e->xconfigurerequest.value_mask & CWY))
1025 {
1026 e->xconfigurerequest.value_mask &= ~CWX;
1027 e->xconfigurerequest.value_mask &= ~CWY;
1028
1029 /* if the client tried to move and we aren't letting it then a
1030 synthetic event is needed */
1031 config = TRUE;
1032 }
1033
1034 if (e->xconfigurerequest.value_mask & CWX ||
1035 e->xconfigurerequest.value_mask & CWY ||
1036 e->xconfigurerequest.value_mask & CWWidth ||
1037 e->xconfigurerequest.value_mask & CWHeight)
1038 {
1039 if (e->xconfigurerequest.value_mask & CWX)
1040 x = e->xconfigurerequest.x;
1041 if (e->xconfigurerequest.value_mask & CWY)
1042 y = e->xconfigurerequest.y;
1043 if (e->xconfigurerequest.value_mask & CWWidth)
1044 w = e->xconfigurerequest.width;
1045 if (e->xconfigurerequest.value_mask & CWHeight)
1046 h = e->xconfigurerequest.height;
1047
1048 /* if a new position or size is requested, then a configure is
1049 needed */
1050 config = TRUE;
1051 }
1052
1053 ob_debug("ConfigureRequest x(%d) %d y(%d) %d w(%d) %d h(%d) %d\n",
1054 e->xconfigurerequest.value_mask & CWX, x,
1055 e->xconfigurerequest.value_mask & CWY, y,
1056 e->xconfigurerequest.value_mask & CWWidth, w,
1057 e->xconfigurerequest.value_mask & CWHeight, h);
1058
1059 /* check for broken apps moving to their root position
1060
1061 XXX remove this some day...that would be nice. right now all
1062 kde apps do this when they try activate themselves on another
1063 desktop. eg. open amarok window on desktop 1, switch to desktop
1064 2, click amarok tray icon. it will move by its decoration size.
1065 */
1066 if (x != client->area.x &&
1067 x == (client->frame->area.x + client->frame->size.left -
1068 (gint)client->border_width) &&
1069 y != client->area.y &&
1070 y == (client->frame->area.y + client->frame->size.top -
1071 (gint)client->border_width))
1072 {
1073 ob_debug_type(OB_DEBUG_APP_BUGS,
1074 "Application %s is trying to move via "
1075 "ConfigureRequest to it's root window position "
1076 "but it is not using StaticGravity\n",
1077 client->title);
1078 /* don't move it */
1079 x = client->area.x;
1080 y = client->area.y;
1081 }
1082
1083 if (config) {
1084 client_find_onscreen(client, &x, &y, w, h, FALSE);
1085 client_configure(client, x, y, w, h, FALSE, TRUE);
1086
1087 /* ignore enter events caused by these like ob actions do */
1088 event_ignore_queued_enters();
1089 }
1090 break;
1091 }
1092 case UnmapNotify:
1093 if (client->ignore_unmaps) {
1094 client->ignore_unmaps--;
1095 break;
1096 }
1097 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1098 "ignores left %d\n",
1099 client->window, e->xunmap.event, e->xunmap.from_configure,
1100 client->ignore_unmaps);
1101 client_unmanage(client);
1102 break;
1103 case DestroyNotify:
1104 ob_debug("DestroyNotify for window 0x%x\n", client->window);
1105 client_unmanage(client);
1106 break;
1107 case ReparentNotify:
1108 /* this is when the client is first taken captive in the frame */
1109 if (e->xreparent.parent == client->frame->plate) break;
1110
1111 /*
1112 This event is quite rare and is usually handled in unmapHandler.
1113 However, if the window is unmapped when the reparent event occurs,
1114 the window manager never sees it because an unmap event is not sent
1115 to an already unmapped window.
1116 */
1117
1118 /* we don't want the reparent event, put it back on the stack for the
1119 X server to deal with after we unmanage the window */
1120 XPutBackEvent(ob_display, e);
1121
1122 ob_debug("ReparentNotify for window 0x%x\n", client->window);
1123 client_unmanage(client);
1124 break;
1125 case MapRequest:
1126 ob_debug("MapRequest for 0x%lx\n", client->window);
1127 if (!client->iconic) break; /* this normally doesn't happen, but if it
1128 does, we don't want it!
1129 it can happen now when the window is on
1130 another desktop, but we still don't
1131 want it! */
1132 client_activate(client, FALSE, TRUE);
1133 break;
1134 case ClientMessage:
1135 /* validate cuz we query stuff off the client here */
1136 if (!client_validate(client)) break;
1137
1138 if (e->xclient.format != 32) return;
1139
1140 msgtype = e->xclient.message_type;
1141 if (msgtype == prop_atoms.wm_change_state) {
1142 /* compress changes into a single change */
1143 while (XCheckTypedWindowEvent(ob_display, client->window,
1144 e->type, &ce)) {
1145 /* XXX: it would be nice to compress ALL messages of a
1146 type, not just messages in a row without other
1147 message types between. */
1148 if (ce.xclient.message_type != msgtype) {
1149 XPutBackEvent(ob_display, &ce);
1150 break;
1151 }
1152 e->xclient = ce.xclient;
1153 }
1154 client_set_wm_state(client, e->xclient.data.l[0]);
1155 } else if (msgtype == prop_atoms.net_wm_desktop) {
1156 /* compress changes into a single change */
1157 while (XCheckTypedWindowEvent(ob_display, client->window,
1158 e->type, &ce)) {
1159 /* XXX: it would be nice to compress ALL messages of a
1160 type, not just messages in a row without other
1161 message types between. */
1162 if (ce.xclient.message_type != msgtype) {
1163 XPutBackEvent(ob_display, &ce);
1164 break;
1165 }
1166 e->xclient = ce.xclient;
1167 }
1168 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
1169 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
1170 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
1171 FALSE);
1172 } else if (msgtype == prop_atoms.net_wm_state) {
1173 /* can't compress these */
1174 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
1175 (e->xclient.data.l[0] == 0 ? "Remove" :
1176 e->xclient.data.l[0] == 1 ? "Add" :
1177 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1178 e->xclient.data.l[1], e->xclient.data.l[2],
1179 client->window);
1180 client_set_state(client, e->xclient.data.l[0],
1181 e->xclient.data.l[1], e->xclient.data.l[2]);
1182
1183 /* ignore enter events caused by these like ob actions do */
1184 event_ignore_queued_enters();
1185 } else if (msgtype == prop_atoms.net_close_window) {
1186 ob_debug("net_close_window for 0x%lx\n", client->window);
1187 client_close(client);
1188 } else if (msgtype == prop_atoms.net_active_window) {
1189 ob_debug("net_active_window for 0x%lx source=%s\n",
1190 client->window,
1191 (e->xclient.data.l[0] == 0 ? "unknown" :
1192 (e->xclient.data.l[0] == 1 ? "application" :
1193 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1194 /* XXX make use of data.l[2] !? */
1195 event_curtime = e->xclient.data.l[1];
1196 if (event_curtime == 0)
1197 ob_debug_type(OB_DEBUG_APP_BUGS,
1198 "_NET_ACTIVE_WINDOW message for window %s is "
1199 "missing a timestamp\n", client->title);
1200 client_activate(client, FALSE,
1201 (e->xclient.data.l[0] == 0 ||
1202 e->xclient.data.l[0] == 2));
1203 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1204 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1205 client->window, e->xclient.data.l[2]);
1206 if ((Atom)e->xclient.data.l[2] ==
1207 prop_atoms.net_wm_moveresize_size_topleft ||
1208 (Atom)e->xclient.data.l[2] ==
1209 prop_atoms.net_wm_moveresize_size_top ||
1210 (Atom)e->xclient.data.l[2] ==
1211 prop_atoms.net_wm_moveresize_size_topright ||
1212 (Atom)e->xclient.data.l[2] ==
1213 prop_atoms.net_wm_moveresize_size_right ||
1214 (Atom)e->xclient.data.l[2] ==
1215 prop_atoms.net_wm_moveresize_size_right ||
1216 (Atom)e->xclient.data.l[2] ==
1217 prop_atoms.net_wm_moveresize_size_bottomright ||
1218 (Atom)e->xclient.data.l[2] ==
1219 prop_atoms.net_wm_moveresize_size_bottom ||
1220 (Atom)e->xclient.data.l[2] ==
1221 prop_atoms.net_wm_moveresize_size_bottomleft ||
1222 (Atom)e->xclient.data.l[2] ==
1223 prop_atoms.net_wm_moveresize_size_left ||
1224 (Atom)e->xclient.data.l[2] ==
1225 prop_atoms.net_wm_moveresize_move ||
1226 (Atom)e->xclient.data.l[2] ==
1227 prop_atoms.net_wm_moveresize_size_keyboard ||
1228 (Atom)e->xclient.data.l[2] ==
1229 prop_atoms.net_wm_moveresize_move_keyboard) {
1230
1231 moveresize_start(client, e->xclient.data.l[0],
1232 e->xclient.data.l[1], e->xclient.data.l[3],
1233 e->xclient.data.l[2]);
1234 }
1235 else if ((Atom)e->xclient.data.l[2] ==
1236 prop_atoms.net_wm_moveresize_cancel)
1237 moveresize_end(TRUE);
1238 } else if (msgtype == prop_atoms.net_moveresize_window) {
1239 gint grav, x, y, w, h;
1240
1241 if (e->xclient.data.l[0] & 0xff)
1242 grav = e->xclient.data.l[0] & 0xff;
1243 else
1244 grav = client->gravity;
1245
1246 if (e->xclient.data.l[0] & 1 << 8)
1247 x = e->xclient.data.l[1];
1248 else
1249 x = client->area.x;
1250 if (e->xclient.data.l[0] & 1 << 9)
1251 y = e->xclient.data.l[2];
1252 else
1253 y = client->area.y;
1254 if (e->xclient.data.l[0] & 1 << 10)
1255 w = e->xclient.data.l[3];
1256 else
1257 w = client->area.width;
1258 if (e->xclient.data.l[0] & 1 << 11)
1259 h = e->xclient.data.l[4];
1260 else
1261 h = client->area.height;
1262
1263 ob_debug("MOVERESIZE x %d %d y %d %d\n",
1264 e->xclient.data.l[0] & 1 << 8, x,
1265 e->xclient.data.l[0] & 1 << 9, y);
1266 client_convert_gravity(client, grav, &x, &y, w, h);
1267 client_find_onscreen(client, &x, &y, w, h, FALSE);
1268
1269 client_configure(client, x, y, w, h, FALSE, TRUE);
1270
1271 /* ignore enter events caused by these like ob actions do */
1272 event_ignore_queued_enters();
1273 } else if (msgtype == prop_atoms.net_restack_window) {
1274 if (e->xclient.data.l[0] != 2) {
1275 ob_debug_type(OB_DEBUG_APP_BUGS,
1276 "_NET_RESTACK_WINDOW sent for window %s with "
1277 "invalid source indication %ld\n",
1278 client->title, e->xclient.data.l[0]);
1279 } else {
1280 ObClient *sibling = NULL;
1281 if (e->xclient.data.l[1]) {
1282 ObWindow *win = g_hash_table_lookup(window_map,
1283 &e->xclient.data.l[1]);
1284 if (WINDOW_IS_CLIENT(win) &&
1285 WINDOW_AS_CLIENT(win) != client)
1286 {
1287 sibling = WINDOW_AS_CLIENT(win);
1288 }
1289 if (sibling == NULL)
1290 ob_debug_type(OB_DEBUG_APP_BUGS,
1291 "_NET_RESTACK_WINDOW sent for window %s "
1292 "with invalid sibling 0x%x\n",
1293 client->title, e->xclient.data.l[1]);
1294 }
1295 if (e->xclient.data.l[2] == Below ||
1296 e->xclient.data.l[2] == BottomIf ||
1297 e->xclient.data.l[2] == Above ||
1298 e->xclient.data.l[2] == TopIf ||
1299 e->xclient.data.l[2] == Opposite)
1300 {
1301 /* just raise, don't activate */
1302 stacking_restack_request(client, sibling,
1303 e->xclient.data.l[2], FALSE);
1304 /* send a synthetic ConfigureNotify, cuz this is supposed
1305 to be like a ConfigureRequest. */
1306 client_reconfigure(client);
1307 } else
1308 ob_debug_type(OB_DEBUG_APP_BUGS,
1309 "_NET_RESTACK_WINDOW sent for window %s "
1310 "with invalid detail %d\n",
1311 client->title, e->xclient.data.l[2]);
1312 }
1313 }
1314 break;
1315 case PropertyNotify:
1316 /* validate cuz we query stuff off the client here */
1317 if (!client_validate(client)) break;
1318
1319 /* compress changes to a single property into a single change */
1320 while (XCheckTypedWindowEvent(ob_display, client->window,
1321 e->type, &ce)) {
1322 Atom a, b;
1323
1324 /* XXX: it would be nice to compress ALL changes to a property,
1325 not just changes in a row without other props between. */
1326
1327 a = ce.xproperty.atom;
1328 b = e->xproperty.atom;
1329
1330 if (a == b)
1331 continue;
1332 if ((a == prop_atoms.net_wm_name ||
1333 a == prop_atoms.wm_name ||
1334 a == prop_atoms.net_wm_icon_name ||
1335 a == prop_atoms.wm_icon_name)
1336 &&
1337 (b == prop_atoms.net_wm_name ||
1338 b == prop_atoms.wm_name ||
1339 b == prop_atoms.net_wm_icon_name ||
1340 b == prop_atoms.wm_icon_name)) {
1341 continue;
1342 }
1343 if (a == prop_atoms.net_wm_icon &&
1344 b == prop_atoms.net_wm_icon)
1345 continue;
1346
1347 XPutBackEvent(ob_display, &ce);
1348 break;
1349 }
1350
1351 msgtype = e->xproperty.atom;
1352 if (msgtype == XA_WM_NORMAL_HINTS) {
1353 client_update_normal_hints(client);
1354 /* normal hints can make a window non-resizable */
1355 client_setup_decor_and_functions(client);
1356 } else if (msgtype == XA_WM_HINTS) {
1357 client_update_wmhints(client);
1358 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1359 client_update_transient_for(client);
1360 client_get_type_and_transientness(client);
1361 /* type may have changed, so update the layer */
1362 client_calc_layer(client);
1363 client_setup_decor_and_functions(client);
1364 } else if (msgtype == prop_atoms.net_wm_name ||
1365 msgtype == prop_atoms.wm_name ||
1366 msgtype == prop_atoms.net_wm_icon_name ||
1367 msgtype == prop_atoms.wm_icon_name) {
1368 client_update_title(client);
1369 } else if (msgtype == prop_atoms.wm_protocols) {
1370 client_update_protocols(client);
1371 client_setup_decor_and_functions(client);
1372 }
1373 else if (msgtype == prop_atoms.net_wm_strut) {
1374 client_update_strut(client);
1375 }
1376 else if (msgtype == prop_atoms.net_wm_icon) {
1377 client_update_icons(client);
1378 }
1379 else if (msgtype == prop_atoms.net_wm_icon_geometry) {
1380 client_update_icon_geometry(client);
1381 }
1382 else if (msgtype == prop_atoms.net_wm_user_time) {
1383 client_update_user_time(client);
1384 }
1385 else if (msgtype == prop_atoms.net_wm_user_time_window) {
1386 client_update_user_time_window(client);
1387 }
1388 #ifdef SYNC
1389 else if (msgtype == prop_atoms.net_wm_sync_request_counter) {
1390 client_update_sync_request_counter(client);
1391 }
1392 #endif
1393 case ColormapNotify:
1394 client_update_colormap(client, e->xcolormap.colormap);
1395 break;
1396 default:
1397 ;
1398 #ifdef SHAPE
1399 if (extensions_shape && e->type == extensions_shape_event_basep) {
1400 client->shaped = ((XShapeEvent*)e)->shaped;
1401 frame_adjust_shape(client->frame);
1402 }
1403 #endif
1404 }
1405 }
1406
1407 static void event_handle_dock(ObDock *s, XEvent *e)
1408 {
1409 switch (e->type) {
1410 case ButtonPress:
1411 if (e->xbutton.button == 1)
1412 stacking_raise(DOCK_AS_WINDOW(s));
1413 else if (e->xbutton.button == 2)
1414 stacking_lower(DOCK_AS_WINDOW(s));
1415 break;
1416 case EnterNotify:
1417 dock_hide(FALSE);
1418 break;
1419 case LeaveNotify:
1420 dock_hide(TRUE);
1421 break;
1422 }
1423 }
1424
1425 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1426 {
1427 switch (e->type) {
1428 case MotionNotify:
1429 dock_app_drag(app, &e->xmotion);
1430 break;
1431 case UnmapNotify:
1432 if (app->ignore_unmaps) {
1433 app->ignore_unmaps--;
1434 break;
1435 }
1436 dock_remove(app, TRUE);
1437 break;
1438 case DestroyNotify:
1439 dock_remove(app, FALSE);
1440 break;
1441 case ReparentNotify:
1442 dock_remove(app, FALSE);
1443 break;
1444 case ConfigureNotify:
1445 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1446 break;
1447 }
1448 }
1449
1450 static ObMenuFrame* find_active_menu()
1451 {
1452 GList *it;
1453 ObMenuFrame *ret = NULL;
1454
1455 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1456 ret = it->data;
1457 if (ret->selected)
1458 break;
1459 ret = NULL;
1460 }
1461 return ret;
1462 }
1463
1464 static ObMenuFrame* find_active_or_last_menu()
1465 {
1466 ObMenuFrame *ret = NULL;
1467
1468 ret = find_active_menu();
1469 if (!ret && menu_frame_visible)
1470 ret = menu_frame_visible->data;
1471 return ret;
1472 }
1473
1474 static gboolean event_handle_menu_keyboard(XEvent *ev)
1475 {
1476 guint keycode, state;
1477 gunichar unikey;
1478 ObMenuFrame *frame;
1479 gboolean ret = TRUE;
1480
1481 keycode = ev->xkey.keycode;
1482 state = ev->xkey.state;
1483 unikey = translate_unichar(keycode);
1484
1485 frame = find_active_or_last_menu();
1486 if (frame == NULL)
1487 ret = FALSE;
1488
1489 else if (keycode == ob_keycode(OB_KEY_ESCAPE) && state == 0) {
1490 /* Escape closes the active menu */
1491 menu_frame_hide(frame);
1492 }
1493
1494 else if (keycode == ob_keycode(OB_KEY_RETURN) && (state == 0 ||
1495 state == ControlMask))
1496 {
1497 /* Enter runs the active item or goes into the submenu.
1498 Control-Enter runs it without closing the menu. */
1499 if (frame->child)
1500 menu_frame_select_next(frame->child);
1501 else
1502 menu_entry_frame_execute(frame->selected, state, ev->xkey.time);
1503 }
1504
1505 else if (keycode == ob_keycode(OB_KEY_LEFT) && ev->xkey.state == 0) {
1506 /* Left goes to the parent menu */
1507 menu_frame_select(frame, NULL, TRUE);
1508 }
1509
1510 else if (keycode == ob_keycode(OB_KEY_RIGHT) && ev->xkey.state == 0) {
1511 /* Right goes to the selected submenu */
1512 if (frame->child) menu_frame_select_next(frame->child);
1513 }
1514
1515 else if (keycode == ob_keycode(OB_KEY_UP) && state == 0) {
1516 menu_frame_select_previous(frame);
1517 }
1518
1519 else if (keycode == ob_keycode(OB_KEY_DOWN) && state == 0) {
1520 menu_frame_select_next(frame);
1521 }
1522
1523 /* keyboard accelerator shortcuts. */
1524 else if (ev->xkey.state == 0 &&
1525 /* was it a valid key? */
1526 unikey != 0 &&
1527 /* don't bother if the menu is empty. */
1528 frame->entries)
1529 {
1530 GList *start;
1531 GList *it;
1532 ObMenuEntryFrame *found = NULL;
1533 guint num_found = 0;
1534
1535 /* start after the selected one */
1536 start = frame->entries;
1537 if (frame->selected) {
1538 for (it = start; frame->selected != it->data; it = g_list_next(it))
1539 g_assert(it != NULL); /* nothing was selected? */
1540 /* next with wraparound */
1541 start = g_list_next(it);
1542 if (start == NULL) start = frame->entries;
1543 }
1544
1545 it = start;
1546 do {
1547 ObMenuEntryFrame *e = it->data;
1548 gunichar entrykey = 0;
1549
1550 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1551 entrykey = e->entry->data.normal.shortcut;
1552 else if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1553 entrykey = e->entry->data.submenu.submenu->shortcut;
1554
1555 if (unikey == entrykey) {
1556 if (found == NULL) found = e;
1557 ++num_found;
1558 }
1559
1560 /* next with wraparound */
1561 it = g_list_next(it);
1562 if (it == NULL) it = frame->entries;
1563 } while (it != start);
1564
1565 if (found) {
1566 if (found->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1567 num_found == 1)
1568 {
1569 menu_frame_select(frame, found, TRUE);
1570 usleep(50000); /* highlight the item for a short bit so the
1571 user can see what happened */
1572 menu_entry_frame_execute(found, state, ev->xkey.time);
1573 } else {
1574 menu_frame_select(frame, found, TRUE);
1575 if (num_found == 1)
1576 menu_frame_select_next(frame->child);
1577 }
1578 } else
1579 ret = FALSE;
1580 }
1581 else
1582 ret = FALSE;
1583
1584 return ret;
1585 }
1586
1587 static gboolean event_handle_menu(XEvent *ev)
1588 {
1589 ObMenuFrame *f;
1590 ObMenuEntryFrame *e;
1591 gboolean ret = TRUE;
1592
1593 switch (ev->type) {
1594 case ButtonRelease:
1595 if ((ev->xbutton.button < 4 || ev->xbutton.button > 5)
1596 && menu_can_hide)
1597 {
1598 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1599 ev->xbutton.y_root)))
1600 menu_entry_frame_execute(e, ev->xbutton.state,
1601 ev->xbutton.time);
1602 else
1603 menu_frame_hide_all();
1604 }
1605 break;
1606 case EnterNotify:
1607 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1608 if (e->ignore_enters)
1609 --e->ignore_enters;
1610 else
1611 menu_frame_select(e->frame, e, FALSE);
1612 }
1613 break;
1614 case LeaveNotify:
1615 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1616 (f = find_active_menu()) && f->selected == e &&
1617 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1618 {
1619 menu_frame_select(e->frame, NULL, FALSE);
1620 }
1621 break;
1622 case MotionNotify:
1623 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1624 ev->xmotion.y_root)))
1625 menu_frame_select(e->frame, e, FALSE);
1626 break;
1627 case KeyPress:
1628 ret = event_handle_menu_keyboard(ev);
1629 break;
1630 }
1631 return ret;
1632 }
1633
1634 static void event_handle_user_input(ObClient *client, XEvent *e)
1635 {
1636 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
1637 e->type == MotionNotify || e->type == KeyPress ||
1638 e->type == KeyRelease);
1639
1640 if (menu_frame_visible) {
1641 if (event_handle_menu(e))
1642 /* don't use the event if the menu used it, but if the menu
1643 didn't use it and it's a keypress that is bound, it will
1644 close the menu and be used */
1645 return;
1646 }
1647
1648 /* if the keyboard interactive action uses the event then dont
1649 use it for bindings. likewise is moveresize uses the event. */
1650 if (!keyboard_process_interactive_grab(e, &client) &&
1651 !(moveresize_in_progress && moveresize_event(e)))
1652 {
1653 if (moveresize_in_progress)
1654 /* make further actions work on the client being
1655 moved/resized */
1656 client = moveresize_client;
1657
1658 menu_can_hide = FALSE;
1659 ob_main_loop_timeout_add(ob_main_loop,
1660 config_menu_hide_delay * 1000,
1661 menu_hide_delay_func,
1662 NULL, g_direct_equal, NULL);
1663
1664 if (e->type == ButtonPress ||
1665 e->type == ButtonRelease ||
1666 e->type == MotionNotify)
1667 {
1668 /* the frame may not be "visible" but they can still click on it
1669 in the case where it is animating before disappearing */
1670 if (!client || !frame_iconify_animating(client->frame))
1671 mouse_event(client, e);
1672 } else if (e->type == KeyPress) {
1673 keyboard_event((focus_cycle_target ? focus_cycle_target :
1674 (client ? client : focus_client)), e);
1675 }
1676 }
1677 }
1678
1679 static gboolean menu_hide_delay_func(gpointer data)
1680 {
1681 menu_can_hide = TRUE;
1682 return FALSE; /* no repeat */
1683 }
1684
1685 static void focus_delay_dest(gpointer data)
1686 {
1687 g_free(data);
1688 }
1689
1690 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1691 {
1692 const ObFocusDelayData *f1 = d1;
1693 return f1->client == d2;
1694 }
1695
1696 static gboolean focus_delay_func(gpointer data)
1697 {
1698 ObFocusDelayData *d = data;
1699 Time old = event_curtime;
1700
1701 event_curtime = d->time;
1702 if (focus_client != d->client) {
1703 if (client_focus(d->client) && config_focus_raise)
1704 stacking_raise(CLIENT_AS_WINDOW(d->client));
1705 }
1706 event_curtime = old;
1707 return FALSE; /* no repeat */
1708 }
1709
1710 static void focus_delay_client_dest(ObClient *client, gpointer data)
1711 {
1712 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1713 client, FALSE);
1714 }
1715
1716 void event_halt_focus_delay()
1717 {
1718 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1719 }
1720
1721 void event_ignore_queued_enters()
1722 {
1723 GSList *saved = NULL, *it;
1724 XEvent *e;
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 if (win && WINDOW_IS_CLIENT(win))
1736 ++ignore_enter_focus;
1737
1738 saved = g_slist_append(saved, e);
1739 } else {
1740 g_free(e);
1741 break;
1742 }
1743 }
1744 /* put the events back */
1745 for (it = saved; it; it = g_slist_next(it)) {
1746 XPutBackEvent(ob_display, it->data);
1747 g_free(it->data);
1748 }
1749 g_slist_free(saved);
1750 }
1751
1752 gboolean event_time_after(Time t1, Time t2)
1753 {
1754 g_assert(t1 != CurrentTime);
1755 g_assert(t2 != CurrentTime);
1756
1757 /*
1758 Timestamp values wrap around (after about 49.7 days). The server, given
1759 its current time is represented by timestamp T, always interprets
1760 timestamps from clients by treating half of the timestamp space as being
1761 later in time than T.
1762 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1763 */
1764
1765 /* TIME_HALF is half of the number space of a Time type variable */
1766 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1767
1768 if (t2 >= TIME_HALF)
1769 /* t2 is in the second half so t1 might wrap around and be smaller than
1770 t2 */
1771 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1772 else
1773 /* t2 is in the first half so t1 has to come after it */
1774 return t1 >= t2 && t1 < (t2 + TIME_HALF);
1775 }
my patches for the openbox window manager
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