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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 "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
1086 /* don't create enter events from clients moving themselves */
1087 grab_pointer(FALSE, FALSE, OB_CURSOR_NONE);
1088 client_configure(client, x, y, w, h, FALSE, TRUE);
1089 ungrab_pointer();
1090 }
1091 break;
1092 }
1093 case UnmapNotify:
1094 if (client->ignore_unmaps) {
1095 client->ignore_unmaps--;
1096 break;
1097 }
1098 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1099 "ignores left %d\n",
1100 client->window, e->xunmap.event, e->xunmap.from_configure,
1101 client->ignore_unmaps);
1102 client_unmanage(client);
1103 break;
1104 case DestroyNotify:
1105 ob_debug("DestroyNotify for window 0x%x\n", client->window);
1106 client_unmanage(client);
1107 break;
1108 case ReparentNotify:
1109 /* this is when the client is first taken captive in the frame */
1110 if (e->xreparent.parent == client->frame->plate) break;
1111
1112 /*
1113 This event is quite rare and is usually handled in unmapHandler.
1114 However, if the window is unmapped when the reparent event occurs,
1115 the window manager never sees it because an unmap event is not sent
1116 to an already unmapped window.
1117 */
1118
1119 /* we don't want the reparent event, put it back on the stack for the
1120 X server to deal with after we unmanage the window */
1121 XPutBackEvent(ob_display, e);
1122
1123 ob_debug("ReparentNotify for window 0x%x\n", client->window);
1124 client_unmanage(client);
1125 break;
1126 case MapRequest:
1127 ob_debug("MapRequest for 0x%lx\n", client->window);
1128 if (!client->iconic) break; /* this normally doesn't happen, but if it
1129 does, we don't want it!
1130 it can happen now when the window is on
1131 another desktop, but we still don't
1132 want it! */
1133 client_activate(client, FALSE, TRUE);
1134 break;
1135 case ClientMessage:
1136 /* validate cuz we query stuff off the client here */
1137 if (!client_validate(client)) break;
1138
1139 if (e->xclient.format != 32) return;
1140
1141 msgtype = e->xclient.message_type;
1142 if (msgtype == prop_atoms.wm_change_state) {
1143 /* compress changes into a single change */
1144 while (XCheckTypedWindowEvent(ob_display, client->window,
1145 e->type, &ce)) {
1146 /* XXX: it would be nice to compress ALL messages of a
1147 type, not just messages in a row without other
1148 message types between. */
1149 if (ce.xclient.message_type != msgtype) {
1150 XPutBackEvent(ob_display, &ce);
1151 break;
1152 }
1153 e->xclient = ce.xclient;
1154 }
1155 client_set_wm_state(client, e->xclient.data.l[0]);
1156 } else if (msgtype == prop_atoms.net_wm_desktop) {
1157 /* compress changes into a single change */
1158 while (XCheckTypedWindowEvent(ob_display, client->window,
1159 e->type, &ce)) {
1160 /* XXX: it would be nice to compress ALL messages of a
1161 type, not just messages in a row without other
1162 message types between. */
1163 if (ce.xclient.message_type != msgtype) {
1164 XPutBackEvent(ob_display, &ce);
1165 break;
1166 }
1167 e->xclient = ce.xclient;
1168 }
1169 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
1170 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
1171 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
1172 FALSE);
1173 } else if (msgtype == prop_atoms.net_wm_state) {
1174 /* can't compress these */
1175 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
1176 (e->xclient.data.l[0] == 0 ? "Remove" :
1177 e->xclient.data.l[0] == 1 ? "Add" :
1178 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1179 e->xclient.data.l[1], e->xclient.data.l[2],
1180 client->window);
1181 client_set_state(client, e->xclient.data.l[0],
1182 e->xclient.data.l[1], e->xclient.data.l[2]);
1183 } else if (msgtype == prop_atoms.net_close_window) {
1184 ob_debug("net_close_window for 0x%lx\n", client->window);
1185 client_close(client);
1186 } else if (msgtype == prop_atoms.net_active_window) {
1187 ob_debug("net_active_window for 0x%lx source=%s\n",
1188 client->window,
1189 (e->xclient.data.l[0] == 0 ? "unknown" :
1190 (e->xclient.data.l[0] == 1 ? "application" :
1191 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1192 /* XXX make use of data.l[2] !? */
1193 event_curtime = e->xclient.data.l[1];
1194 if (event_curtime == 0)
1195 ob_debug_type(OB_DEBUG_APP_BUGS,
1196 "_NET_ACTIVE_WINDOW message for window %s is "
1197 "missing a timestamp\n", client->title);
1198 client_activate(client, FALSE,
1199 (e->xclient.data.l[0] == 0 ||
1200 e->xclient.data.l[0] == 2));
1201 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1202 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1203 client->window, e->xclient.data.l[2]);
1204 if ((Atom)e->xclient.data.l[2] ==
1205 prop_atoms.net_wm_moveresize_size_topleft ||
1206 (Atom)e->xclient.data.l[2] ==
1207 prop_atoms.net_wm_moveresize_size_top ||
1208 (Atom)e->xclient.data.l[2] ==
1209 prop_atoms.net_wm_moveresize_size_topright ||
1210 (Atom)e->xclient.data.l[2] ==
1211 prop_atoms.net_wm_moveresize_size_right ||
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_bottomright ||
1216 (Atom)e->xclient.data.l[2] ==
1217 prop_atoms.net_wm_moveresize_size_bottom ||
1218 (Atom)e->xclient.data.l[2] ==
1219 prop_atoms.net_wm_moveresize_size_bottomleft ||
1220 (Atom)e->xclient.data.l[2] ==
1221 prop_atoms.net_wm_moveresize_size_left ||
1222 (Atom)e->xclient.data.l[2] ==
1223 prop_atoms.net_wm_moveresize_move ||
1224 (Atom)e->xclient.data.l[2] ==
1225 prop_atoms.net_wm_moveresize_size_keyboard ||
1226 (Atom)e->xclient.data.l[2] ==
1227 prop_atoms.net_wm_moveresize_move_keyboard) {
1228
1229 moveresize_start(client, e->xclient.data.l[0],
1230 e->xclient.data.l[1], e->xclient.data.l[3],
1231 e->xclient.data.l[2]);
1232 }
1233 else if ((Atom)e->xclient.data.l[2] ==
1234 prop_atoms.net_wm_moveresize_cancel)
1235 moveresize_end(TRUE);
1236 } else if (msgtype == prop_atoms.net_moveresize_window) {
1237 gint grav, x, y, w, h;
1238
1239 if (e->xclient.data.l[0] & 0xff)
1240 grav = e->xclient.data.l[0] & 0xff;
1241 else
1242 grav = client->gravity;
1243
1244 if (e->xclient.data.l[0] & 1 << 8)
1245 x = e->xclient.data.l[1];
1246 else
1247 x = client->area.x;
1248 if (e->xclient.data.l[0] & 1 << 9)
1249 y = e->xclient.data.l[2];
1250 else
1251 y = client->area.y;
1252 if (e->xclient.data.l[0] & 1 << 10)
1253 w = e->xclient.data.l[3];
1254 else
1255 w = client->area.width;
1256 if (e->xclient.data.l[0] & 1 << 11)
1257 h = e->xclient.data.l[4];
1258 else
1259 h = client->area.height;
1260
1261 ob_debug("MOVERESIZE x %d %d y %d %d\n",
1262 e->xclient.data.l[0] & 1 << 8, x,
1263 e->xclient.data.l[0] & 1 << 9, y);
1264 client_convert_gravity(client, grav, &x, &y, w, h);
1265 client_find_onscreen(client, &x, &y, w, h, FALSE);
1266
1267 /* don't create enter events from clients moving themselves */
1268 grab_pointer(FALSE, FALSE, OB_CURSOR_NONE);
1269 client_configure(client, x, y, w, h, FALSE, TRUE);
1270 ungrab_pointer();
1271 } else if (msgtype == prop_atoms.net_restack_window) {
1272 if (e->xclient.data.l[0] != 2) {
1273 ob_debug_type(OB_DEBUG_APP_BUGS,
1274 "_NET_RESTACK_WINDOW sent for window %s with "
1275 "invalid source indication %ld\n",
1276 client->title, e->xclient.data.l[0]);
1277 } else {
1278 ObClient *sibling = NULL;
1279 if (e->xclient.data.l[1]) {
1280 ObWindow *win = g_hash_table_lookup(window_map,
1281 &e->xclient.data.l[1]);
1282 if (WINDOW_IS_CLIENT(win) &&
1283 WINDOW_AS_CLIENT(win) != client)
1284 {
1285 sibling = WINDOW_AS_CLIENT(win);
1286 }
1287 if (sibling == NULL)
1288 ob_debug_type(OB_DEBUG_APP_BUGS,
1289 "_NET_RESTACK_WINDOW sent for window %s "
1290 "with invalid sibling 0x%x\n",
1291 client->title, e->xclient.data.l[1]);
1292 }
1293 if (e->xclient.data.l[2] == Below ||
1294 e->xclient.data.l[2] == BottomIf ||
1295 e->xclient.data.l[2] == Above ||
1296 e->xclient.data.l[2] == TopIf ||
1297 e->xclient.data.l[2] == Opposite)
1298 {
1299 /* just raise, don't activate */
1300 stacking_restack_request(client, sibling,
1301 e->xclient.data.l[2], FALSE);
1302 /* send a synthetic ConfigureNotify, cuz this is supposed
1303 to be like a ConfigureRequest. */
1304 client_reconfigure(client);
1305 } else
1306 ob_debug_type(OB_DEBUG_APP_BUGS,
1307 "_NET_RESTACK_WINDOW sent for window %s "
1308 "with invalid detail %d\n",
1309 client->title, e->xclient.data.l[2]);
1310 }
1311 }
1312 break;
1313 case PropertyNotify:
1314 /* validate cuz we query stuff off the client here */
1315 if (!client_validate(client)) break;
1316
1317 /* compress changes to a single property into a single change */
1318 while (XCheckTypedWindowEvent(ob_display, client->window,
1319 e->type, &ce)) {
1320 Atom a, b;
1321
1322 /* XXX: it would be nice to compress ALL changes to a property,
1323 not just changes in a row without other props between. */
1324
1325 a = ce.xproperty.atom;
1326 b = e->xproperty.atom;
1327
1328 if (a == b)
1329 continue;
1330 if ((a == prop_atoms.net_wm_name ||
1331 a == prop_atoms.wm_name ||
1332 a == prop_atoms.net_wm_icon_name ||
1333 a == prop_atoms.wm_icon_name)
1334 &&
1335 (b == prop_atoms.net_wm_name ||
1336 b == prop_atoms.wm_name ||
1337 b == prop_atoms.net_wm_icon_name ||
1338 b == prop_atoms.wm_icon_name)) {
1339 continue;
1340 }
1341 if (a == prop_atoms.net_wm_icon &&
1342 b == prop_atoms.net_wm_icon)
1343 continue;
1344
1345 XPutBackEvent(ob_display, &ce);
1346 break;
1347 }
1348
1349 msgtype = e->xproperty.atom;
1350 if (msgtype == XA_WM_NORMAL_HINTS) {
1351 client_update_normal_hints(client);
1352 /* normal hints can make a window non-resizable */
1353 client_setup_decor_and_functions(client);
1354 } else if (msgtype == XA_WM_HINTS) {
1355 client_update_wmhints(client);
1356 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1357 client_update_transient_for(client);
1358 client_get_type_and_transientness(client);
1359 /* type may have changed, so update the layer */
1360 client_calc_layer(client);
1361 client_setup_decor_and_functions(client);
1362 } else if (msgtype == prop_atoms.net_wm_name ||
1363 msgtype == prop_atoms.wm_name ||
1364 msgtype == prop_atoms.net_wm_icon_name ||
1365 msgtype == prop_atoms.wm_icon_name) {
1366 client_update_title(client);
1367 } else if (msgtype == prop_atoms.wm_protocols) {
1368 client_update_protocols(client);
1369 client_setup_decor_and_functions(client);
1370 }
1371 else if (msgtype == prop_atoms.net_wm_strut) {
1372 client_update_strut(client);
1373 }
1374 else if (msgtype == prop_atoms.net_wm_icon) {
1375 client_update_icons(client);
1376 }
1377 else if (msgtype == prop_atoms.net_wm_icon_geometry) {
1378 client_update_icon_geometry(client);
1379 }
1380 else if (msgtype == prop_atoms.net_wm_user_time) {
1381 client_update_user_time(client);
1382 }
1383 else if (msgtype == prop_atoms.net_wm_user_time_window) {
1384 client_update_user_time_window(client);
1385 }
1386 #ifdef SYNC
1387 else if (msgtype == prop_atoms.net_wm_sync_request_counter) {
1388 client_update_sync_request_counter(client);
1389 }
1390 #endif
1391 case ColormapNotify:
1392 client_update_colormap(client, e->xcolormap.colormap);
1393 break;
1394 default:
1395 ;
1396 #ifdef SHAPE
1397 if (extensions_shape && e->type == extensions_shape_event_basep) {
1398 client->shaped = ((XShapeEvent*)e)->shaped;
1399 frame_adjust_shape(client->frame);
1400 }
1401 #endif
1402 }
1403 }
1404
1405 static void event_handle_dock(ObDock *s, XEvent *e)
1406 {
1407 switch (e->type) {
1408 case ButtonPress:
1409 if (e->xbutton.button == 1)
1410 stacking_raise(DOCK_AS_WINDOW(s));
1411 else if (e->xbutton.button == 2)
1412 stacking_lower(DOCK_AS_WINDOW(s));
1413 break;
1414 case EnterNotify:
1415 dock_hide(FALSE);
1416 break;
1417 case LeaveNotify:
1418 dock_hide(TRUE);
1419 break;
1420 }
1421 }
1422
1423 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1424 {
1425 switch (e->type) {
1426 case MotionNotify:
1427 dock_app_drag(app, &e->xmotion);
1428 break;
1429 case UnmapNotify:
1430 if (app->ignore_unmaps) {
1431 app->ignore_unmaps--;
1432 break;
1433 }
1434 dock_remove(app, TRUE);
1435 break;
1436 case DestroyNotify:
1437 dock_remove(app, FALSE);
1438 break;
1439 case ReparentNotify:
1440 dock_remove(app, FALSE);
1441 break;
1442 case ConfigureNotify:
1443 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1444 break;
1445 }
1446 }
1447
1448 static ObMenuFrame* find_active_menu()
1449 {
1450 GList *it;
1451 ObMenuFrame *ret = NULL;
1452
1453 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1454 ret = it->data;
1455 if (ret->selected)
1456 break;
1457 ret = NULL;
1458 }
1459 return ret;
1460 }
1461
1462 static ObMenuFrame* find_active_or_last_menu()
1463 {
1464 ObMenuFrame *ret = NULL;
1465
1466 ret = find_active_menu();
1467 if (!ret && menu_frame_visible)
1468 ret = menu_frame_visible->data;
1469 return ret;
1470 }
1471
1472 static gboolean event_handle_menu_keyboard(XEvent *ev)
1473 {
1474 guint keycode, state;
1475 gunichar unikey;
1476 ObMenuFrame *frame;
1477 gboolean ret = TRUE;
1478
1479 keycode = ev->xkey.keycode;
1480 state = ev->xkey.state;
1481 unikey = translate_unichar(keycode);
1482
1483 frame = find_active_or_last_menu();
1484 if (frame == NULL)
1485 ret = FALSE;
1486
1487 else if (keycode == ob_keycode(OB_KEY_ESCAPE) && state == 0) {
1488 /* Escape closes the active menu */
1489 menu_frame_hide(frame);
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 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1614 (f = find_active_menu()) && f->selected == e &&
1615 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1616 {
1617 menu_frame_select(e->frame, NULL, FALSE);
1618 }
1619 break;
1620 case MotionNotify:
1621 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1622 ev->xmotion.y_root)))
1623 menu_frame_select(e->frame, e, FALSE);
1624 break;
1625 case KeyPress:
1626 ret = event_handle_menu_keyboard(ev);
1627 break;
1628 }
1629 return ret;
1630 }
1631
1632 static void event_handle_user_input(ObClient *client, XEvent *e)
1633 {
1634 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
1635 e->type == MotionNotify || e->type == KeyPress ||
1636 e->type == KeyRelease);
1637
1638 if (menu_frame_visible) {
1639 if (event_handle_menu(e))
1640 /* don't use the event if the menu used it, but if the menu
1641 didn't use it and it's a keypress that is bound, it will
1642 close the menu and be used */
1643 return;
1644 }
1645
1646 /* if the keyboard interactive action uses the event then dont
1647 use it for bindings. likewise is moveresize uses the event. */
1648 if (!keyboard_process_interactive_grab(e, &client) &&
1649 !(moveresize_in_progress && moveresize_event(e)))
1650 {
1651 if (moveresize_in_progress)
1652 /* make further actions work on the client being
1653 moved/resized */
1654 client = moveresize_client;
1655
1656 menu_can_hide = FALSE;
1657 ob_main_loop_timeout_add(ob_main_loop,
1658 config_menu_hide_delay * 1000,
1659 menu_hide_delay_func,
1660 NULL, g_direct_equal, NULL);
1661
1662 if (e->type == ButtonPress ||
1663 e->type == ButtonRelease ||
1664 e->type == MotionNotify)
1665 {
1666 /* the frame may not be "visible" but they can still click on it
1667 in the case where it is animating before disappearing */
1668 if (!client || !frame_iconify_animating(client->frame))
1669 mouse_event(client, e);
1670 } else if (e->type == KeyPress) {
1671 keyboard_event((focus_cycle_target ? focus_cycle_target :
1672 (client ? client : focus_client)), e);
1673 }
1674 }
1675 }
1676
1677 static gboolean menu_hide_delay_func(gpointer data)
1678 {
1679 menu_can_hide = TRUE;
1680 return FALSE; /* no repeat */
1681 }
1682
1683 static void focus_delay_dest(gpointer data)
1684 {
1685 g_free(data);
1686 }
1687
1688 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1689 {
1690 const ObFocusDelayData *f1 = d1;
1691 return f1->client == d2;
1692 }
1693
1694 static gboolean focus_delay_func(gpointer data)
1695 {
1696 ObFocusDelayData *d = data;
1697 Time old = event_curtime;
1698
1699 event_curtime = d->time;
1700 if (focus_client != d->client) {
1701 if (client_focus(d->client) && config_focus_raise)
1702 stacking_raise(CLIENT_AS_WINDOW(d->client));
1703 }
1704 event_curtime = old;
1705 return FALSE; /* no repeat */
1706 }
1707
1708 static void focus_delay_client_dest(ObClient *client, gpointer data)
1709 {
1710 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1711 client, FALSE);
1712 }
1713
1714 void event_halt_focus_delay()
1715 {
1716 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1717 }
1718
1719 void event_ignore_queued_enters()
1720 {
1721 GSList *saved = NULL, *it;
1722 XEvent *e;
1723
1724 XSync(ob_display, FALSE);
1725
1726 /* count the events */
1727 while (TRUE) {
1728 e = g_new(XEvent, 1);
1729 if (XCheckTypedEvent(ob_display, EnterNotify, e)) {
1730 ObWindow *win;
1731
1732 win = g_hash_table_lookup(window_map, &e->xany.window);
1733 if (win && WINDOW_IS_CLIENT(win))
1734 ++ignore_enter_focus;
1735
1736 saved = g_slist_append(saved, e);
1737 } else {
1738 g_free(e);
1739 break;
1740 }
1741 }
1742 /* put the events back */
1743 for (it = saved; it; it = g_slist_next(it)) {
1744 XPutBackEvent(ob_display, it->data);
1745 g_free(it->data);
1746 }
1747 g_slist_free(saved);
1748 }
1749
1750 gboolean event_time_after(Time t1, Time t2)
1751 {
1752 g_assert(t1 != CurrentTime);
1753 g_assert(t2 != CurrentTime);
1754
1755 /*
1756 Timestamp values wrap around (after about 49.7 days). The server, given
1757 its current time is represented by timestamp T, always interprets
1758 timestamps from clients by treating half of the timestamp space as being
1759 later in time than T.
1760 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1761 */
1762
1763 /* TIME_HALF is half of the number space of a Time type variable */
1764 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1765
1766 if (t2 >= TIME_HALF)
1767 /* t2 is in the second half so t1 might wrap around and be smaller than
1768 t2 */
1769 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1770 else
1771 /* t2 is in the first half so t1 has to come after it */
1772 return t1 >= t2 && t1 < (t2 + TIME_HALF);
1773 }
my patches for the openbox window manager
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