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[chaz/openbox] / openbox / event.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3 event.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana Jansens
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "event.h"
21 #include "debug.h"
22 #include "window.h"
23 #include "openbox.h"
24 #include "dock.h"
25 #include "client.h"
26 #include "xerror.h"
27 #include "prop.h"
28 #include "config.h"
29 #include "screen.h"
30 #include "frame.h"
31 #include "grab.h"
32 #include "menu.h"
33 #include "menuframe.h"
34 #include "keyboard.h"
35 #include "modkeys.h"
36 #include "propwin.h"
37 #include "mouse.h"
38 #include "mainloop.h"
39 #include "framerender.h"
40 #include "focus.h"
41 #include "focus_cycle.h"
42 #include "moveresize.h"
43 #include "group.h"
44 #include "stacking.h"
45 #include "extensions.h"
46 #include "translate.h"
47
48 #include <X11/Xlib.h>
49 #include <X11/Xatom.h>
50 #include <glib.h>
51
52 #ifdef HAVE_SYS_SELECT_H
53 # include <sys/select.h>
54 #endif
55 #ifdef HAVE_SIGNAL_H
56 # include <signal.h>
57 #endif
58 #ifdef HAVE_UNISTD_H
59 # include <unistd.h> /* for usleep() */
60 #endif
61 #ifdef XKB
62 # include <X11/XKBlib.h>
63 #endif
64
65 #ifdef USE_SM
66 #include <X11/ICE/ICElib.h>
67 #endif
68
69 typedef struct
70 {
71 gboolean ignored;
72 } ObEventData;
73
74 typedef struct
75 {
76 ObClient *client;
77 Time time;
78 } ObFocusDelayData;
79
80 static void event_process(const XEvent *e, gpointer data);
81 static void event_handle_root(XEvent *e);
82 static gboolean event_handle_menu_keyboard(XEvent *e);
83 static gboolean event_handle_menu(XEvent *e);
84 static void event_handle_dock(ObDock *s, XEvent *e);
85 static void event_handle_dockapp(ObDockApp *app, XEvent *e);
86 static void event_handle_client(ObClient *c, XEvent *e);
87 static void event_handle_user_time_window_clients(GSList *l, XEvent *e);
88 static void event_handle_user_input(ObClient *client, XEvent *e);
89 static gboolean is_enter_focus_event_ignored(XEvent *e);
90
91 static void focus_delay_dest(gpointer data);
92 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2);
93 static gboolean focus_delay_func(gpointer data);
94 static void focus_delay_client_dest(ObClient *client, gpointer data);
95
96 static gboolean menu_hide_delay_func(gpointer data);
97
98 /* The time for the current event being processed */
99 Time event_curtime = CurrentTime;
100
101 static guint ignore_enter_focus = 0;
102 static gboolean menu_can_hide;
103 static gboolean focus_left_screen = FALSE;
104
105 #ifdef USE_SM
106 static void ice_handler(gint fd, gpointer conn)
107 {
108 Bool b;
109 IceProcessMessages(conn, NULL, &b);
110 }
111
112 static void ice_watch(IceConn conn, IcePointer data, Bool opening,
113 IcePointer *watch_data)
114 {
115 static gint fd = -1;
116
117 if (opening) {
118 fd = IceConnectionNumber(conn);
119 ob_main_loop_fd_add(ob_main_loop, fd, ice_handler, conn, NULL);
120 } else {
121 ob_main_loop_fd_remove(ob_main_loop, fd);
122 fd = -1;
123 }
124 }
125 #endif
126
127 void event_startup(gboolean reconfig)
128 {
129 if (reconfig) return;
130
131 ob_main_loop_x_add(ob_main_loop, event_process, NULL, NULL);
132
133 #ifdef USE_SM
134 IceAddConnectionWatch(ice_watch, NULL);
135 #endif
136
137 client_add_destroy_notify(focus_delay_client_dest, NULL);
138 }
139
140 void event_shutdown(gboolean reconfig)
141 {
142 if (reconfig) return;
143
144 #ifdef USE_SM
145 IceRemoveConnectionWatch(ice_watch, NULL);
146 #endif
147
148 client_remove_destroy_notify(focus_delay_client_dest);
149 }
150
151 static Window event_get_window(XEvent *e)
152 {
153 Window window;
154
155 /* pick a window */
156 switch (e->type) {
157 case SelectionClear:
158 window = RootWindow(ob_display, ob_screen);
159 break;
160 case MapRequest:
161 window = e->xmap.window;
162 break;
163 case UnmapNotify:
164 window = e->xunmap.window;
165 break;
166 case DestroyNotify:
167 window = e->xdestroywindow.window;
168 break;
169 case ConfigureRequest:
170 window = e->xconfigurerequest.window;
171 break;
172 case ConfigureNotify:
173 window = e->xconfigure.window;
174 break;
175 default:
176 #ifdef XKB
177 if (extensions_xkb && e->type == extensions_xkb_event_basep) {
178 switch (((XkbAnyEvent*)e)->xkb_type) {
179 case XkbBellNotify:
180 window = ((XkbBellNotifyEvent*)e)->window;
181 default:
182 window = None;
183 }
184 } else
185 #endif
186 #ifdef SYNC
187 if (extensions_sync &&
188 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
189 {
190 window = None;
191 } else
192 #endif
193 window = e->xany.window;
194 }
195 return window;
196 }
197
198 static void event_set_curtime(XEvent *e)
199 {
200 Time t = CurrentTime;
201
202 /* grab the lasttime and hack up the state */
203 switch (e->type) {
204 case ButtonPress:
205 case ButtonRelease:
206 t = e->xbutton.time;
207 break;
208 case KeyPress:
209 t = e->xkey.time;
210 break;
211 case KeyRelease:
212 t = e->xkey.time;
213 break;
214 case MotionNotify:
215 t = e->xmotion.time;
216 break;
217 case PropertyNotify:
218 t = e->xproperty.time;
219 break;
220 case EnterNotify:
221 case LeaveNotify:
222 t = e->xcrossing.time;
223 break;
224 default:
225 #ifdef SYNC
226 if (extensions_sync &&
227 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
228 {
229 t = ((XSyncAlarmNotifyEvent*)e)->time;
230 }
231 #endif
232 /* if more event types are anticipated, get their timestamp
233 explicitly */
234 break;
235 }
236
237 event_curtime = t;
238 }
239
240 static void event_hack_mods(XEvent *e)
241 {
242 #ifdef XKB
243 XkbStateRec xkb_state;
244 #endif
245
246 switch (e->type) {
247 case ButtonPress:
248 case ButtonRelease:
249 e->xbutton.state = modkeys_only_modifier_masks(e->xbutton.state);
250 break;
251 case KeyPress:
252 e->xkey.state = modkeys_only_modifier_masks(e->xkey.state);
253 break;
254 case KeyRelease:
255 e->xkey.state = modkeys_only_modifier_masks(e->xkey.state);
256 #ifdef XKB
257 if (XkbGetState(ob_display, XkbUseCoreKbd, &xkb_state) == Success) {
258 e->xkey.state = xkb_state.compat_state;
259 break;
260 }
261 #endif
262 /* remove from the state the mask of the modifier key being released,
263 if it is a modifier key being released that is */
264 e->xkey.state &= ~modkeys_keycode_to_mask(e->xkey.keycode);
265 break;
266 case MotionNotify:
267 e->xmotion.state = modkeys_only_modifier_masks(e->xmotion.state);
268 /* compress events */
269 {
270 XEvent ce;
271 while (XCheckTypedWindowEvent(ob_display, e->xmotion.window,
272 e->type, &ce)) {
273 e->xmotion.x = ce.xmotion.x;
274 e->xmotion.y = ce.xmotion.y;
275 e->xmotion.x_root = ce.xmotion.x_root;
276 e->xmotion.y_root = ce.xmotion.y_root;
277 }
278 }
279 break;
280 }
281 }
282
283 static gboolean wanted_focusevent(XEvent *e, gboolean in_client_only)
284 {
285 gint mode = e->xfocus.mode;
286 gint detail = e->xfocus.detail;
287 Window win = e->xany.window;
288
289 if (e->type == FocusIn) {
290 /* These are ones we never want.. */
291
292 /* This means focus was given by a keyboard/mouse grab. */
293 if (mode == NotifyGrab)
294 return FALSE;
295 /* This means focus was given back from a keyboard/mouse grab. */
296 if (mode == NotifyUngrab)
297 return FALSE;
298
299 /* These are the ones we want.. */
300
301 if (win == RootWindow(ob_display, ob_screen)) {
302 /* If looking for a focus in on a client, then always return
303 FALSE for focus in's to the root window */
304 if (in_client_only)
305 return FALSE;
306 /* This means focus reverted off of a client */
307 else if (detail == NotifyPointerRoot ||
308 detail == NotifyDetailNone ||
309 detail == NotifyInferior)
310 return TRUE;
311 else
312 return FALSE;
313 }
314
315 /* It was on a client, was it a valid one?
316 It's possible to get a FocusIn event for a client that was managed
317 but has disappeared.
318 */
319 if (in_client_only) {
320 ObWindow *w = g_hash_table_lookup(window_map, &e->xfocus.window);
321 if (!w || !WINDOW_IS_CLIENT(w))
322 return FALSE;
323 }
324 else {
325 /* This means focus reverted to parent from the client (this
326 happens often during iconify animation) */
327 if (detail == NotifyInferior)
328 return TRUE;
329 }
330
331 /* This means focus moved from the root window to a client */
332 if (detail == NotifyVirtual)
333 return TRUE;
334 /* This means focus moved from one client to another */
335 if (detail == NotifyNonlinearVirtual)
336 return TRUE;
337
338 /* Otherwise.. */
339 return FALSE;
340 } else {
341 g_assert(e->type == FocusOut);
342
343 /* These are ones we never want.. */
344
345 /* This means focus was taken by a keyboard/mouse grab. */
346 if (mode == NotifyGrab)
347 return FALSE;
348 /* This means focus was grabbed on a window and it was released. */
349 if (mode == NotifyUngrab)
350 return FALSE;
351
352 /* Focus left the root window revertedto state */
353 if (win == RootWindow(ob_display, ob_screen))
354 return FALSE;
355
356 /* These are the ones we want.. */
357
358 /* This means focus moved from a client to the root window */
359 if (detail == NotifyVirtual)
360 return TRUE;
361 /* This means focus moved from one client to another */
362 if (detail == NotifyNonlinearVirtual)
363 return TRUE;
364
365 /* Otherwise.. */
366 return FALSE;
367 }
368 }
369
370 static Bool event_look_for_focusin(Display *d, XEvent *e, XPointer arg)
371 {
372 return e->type == FocusIn && wanted_focusevent(e, FALSE);
373 }
374
375 static Bool event_look_for_focusin_client(Display *d, XEvent *e, XPointer arg)
376 {
377 return e->type == FocusIn && wanted_focusevent(e, TRUE);
378 }
379
380 static void print_focusevent(XEvent *e)
381 {
382 gint mode = e->xfocus.mode;
383 gint detail = e->xfocus.detail;
384 Window win = e->xany.window;
385 const gchar *modestr, *detailstr;
386
387 switch (mode) {
388 case NotifyNormal: modestr="NotifyNormal"; break;
389 case NotifyGrab: modestr="NotifyGrab"; break;
390 case NotifyUngrab: modestr="NotifyUngrab"; break;
391 case NotifyWhileGrabbed: modestr="NotifyWhileGrabbed"; break;
392 }
393 switch (detail) {
394 case NotifyAncestor: detailstr="NotifyAncestor"; break;
395 case NotifyVirtual: detailstr="NotifyVirtual"; break;
396 case NotifyInferior: detailstr="NotifyInferior"; break;
397 case NotifyNonlinear: detailstr="NotifyNonlinear"; break;
398 case NotifyNonlinearVirtual: detailstr="NotifyNonlinearVirtual"; break;
399 case NotifyPointer: detailstr="NotifyPointer"; break;
400 case NotifyPointerRoot: detailstr="NotifyPointerRoot"; break;
401 case NotifyDetailNone: detailstr="NotifyDetailNone"; break;
402 }
403
404 if (mode == NotifyGrab || mode == NotifyUngrab)
405 return;
406
407 g_assert(modestr);
408 g_assert(detailstr);
409 ob_debug_type(OB_DEBUG_FOCUS, "Focus%s 0x%x mode=%s detail=%s\n",
410 (e->xfocus.type == FocusIn ? "In" : "Out"),
411 win,
412 modestr, detailstr);
413
414 }
415
416 static gboolean event_ignore(XEvent *e, ObClient *client)
417 {
418 switch(e->type) {
419 case FocusIn:
420 print_focusevent(e);
421 if (!wanted_focusevent(e, FALSE))
422 return TRUE;
423 break;
424 case FocusOut:
425 print_focusevent(e);
426 if (!wanted_focusevent(e, FALSE))
427 return TRUE;
428 break;
429 }
430 return FALSE;
431 }
432
433 static void event_process(const XEvent *ec, gpointer data)
434 {
435 Window window;
436 ObClient *client = NULL;
437 ObDock *dock = NULL;
438 ObDockApp *dockapp = NULL;
439 ObWindow *obwin = NULL;
440 GSList *timewinclients = NULL;
441 XEvent ee, *e;
442 ObEventData *ed = data;
443
444 /* make a copy we can mangle */
445 ee = *ec;
446 e = &ee;
447
448 window = event_get_window(e);
449 if (e->type != PropertyNotify ||
450 !(timewinclients = propwin_get_clients(window,
451 OB_PROPWIN_USER_TIME)))
452 if ((obwin = g_hash_table_lookup(window_map, &window))) {
453 switch (obwin->type) {
454 case Window_Dock:
455 dock = WINDOW_AS_DOCK(obwin);
456 break;
457 case Window_DockApp:
458 dockapp = WINDOW_AS_DOCKAPP(obwin);
459 break;
460 case Window_Client:
461 client = WINDOW_AS_CLIENT(obwin);
462 break;
463 case Window_Menu:
464 case Window_Internal:
465 /* not to be used for events */
466 g_assert_not_reached();
467 break;
468 }
469 }
470
471 event_set_curtime(e);
472 event_hack_mods(e);
473 if (event_ignore(e, client)) {
474 if (ed)
475 ed->ignored = TRUE;
476 return;
477 } else if (ed)
478 ed->ignored = FALSE;
479
480 /* deal with it in the kernel */
481
482 if (menu_frame_visible &&
483 (e->type == EnterNotify || e->type == LeaveNotify))
484 {
485 /* crossing events for menu */
486 event_handle_menu(e);
487 } else if (e->type == FocusIn) {
488 if (e->xfocus.detail == NotifyPointerRoot ||
489 e->xfocus.detail == NotifyDetailNone ||
490 e->xfocus.detail == NotifyInferior)
491 {
492 XEvent ce;
493
494 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to pointer root/none or"
495 " the frame window\n");
496
497 /* If another FocusIn is in the queue then don't fallback yet. This
498 fixes the fun case of:
499 window map -> send focusin
500 window unmap -> get focusout
501 window map -> send focusin
502 get first focus out -> fall back to something (new window
503 hasn't received focus yet, so something else) -> send focusin
504 which means the "something else" is the last thing to get a
505 focusin sent to it, so the new window doesn't end up with focus.
506
507 But if the other focus in is something like PointerRoot then we
508 still want to fall back.
509 */
510 if (XCheckIfEvent(ob_display, &ce, event_look_for_focusin_client,
511 NULL))
512 {
513 XPutBackEvent(ob_display, &ce);
514 ob_debug_type(OB_DEBUG_FOCUS,
515 " but another FocusIn is coming\n");
516 } else {
517 /* Focus has been reverted.
518
519 FocusOut events come after UnmapNotify, so we don't need to
520 worry about focusing an invalid window
521 */
522
523 if (!focus_left_screen)
524 focus_fallback(TRUE, FALSE);
525 }
526 }
527 else if (!client)
528 {
529 ob_debug_type(OB_DEBUG_FOCUS,
530 "Focus went to a window that is already gone\n");
531
532 /* If you send focus to a window and then it disappears, you can
533 get the FocusIn for it, after it is unmanaged.
534 Just wait for the next FocusOut/FocusIn pair. */
535 }
536 else if (client != focus_client) {
537 focus_left_screen = FALSE;
538 frame_adjust_focus(client->frame, TRUE);
539 focus_set_client(client);
540 client_calc_layer(client);
541 client_bring_helper_windows(client);
542 }
543 } else if (e->type == FocusOut) {
544 XEvent ce;
545
546 /* Look for the followup FocusIn */
547 if (!XCheckIfEvent(ob_display, &ce, event_look_for_focusin, NULL)) {
548 /* There is no FocusIn, this means focus went to a window that
549 is not being managed, or a window on another screen. */
550 Window win, root;
551 gint i;
552 guint u;
553 xerror_set_ignore(TRUE);
554 if (XGetInputFocus(ob_display, &win, &i) != 0 &&
555 XGetGeometry(ob_display, win, &root, &i,&i,&u,&u,&u,&u) != 0 &&
556 root != RootWindow(ob_display, ob_screen))
557 {
558 ob_debug_type(OB_DEBUG_FOCUS,
559 "Focus went to another screen !\n");
560 focus_left_screen = TRUE;
561 }
562 else
563 ob_debug_type(OB_DEBUG_FOCUS,
564 "Focus went to a black hole !\n");
565 xerror_set_ignore(FALSE);
566 /* nothing is focused */
567 focus_set_client(NULL);
568 } else {
569 /* Focus moved, so process the FocusIn event */
570 ObEventData ed = { .ignored = FALSE };
571 event_process(&ce, &ed);
572 if (ed.ignored) {
573 /* The FocusIn was ignored, this means it was on a window
574 that isn't a client. */
575 ob_debug_type(OB_DEBUG_FOCUS,
576 "Focus went to an unmanaged window 0x%x !\n",
577 ce.xfocus.window);
578 focus_fallback(TRUE, FALSE);
579 }
580 }
581
582 if (client && client != focus_client) {
583 frame_adjust_focus(client->frame, FALSE);
584 /* focus_set_client(NULL) has already been called in this
585 section or by focus_fallback */
586 client_calc_layer(client);
587 }
588 } else if (timewinclients)
589 event_handle_user_time_window_clients(timewinclients, e);
590 else if (client)
591 event_handle_client(client, e);
592 else if (dockapp)
593 event_handle_dockapp(dockapp, e);
594 else if (dock)
595 event_handle_dock(dock, e);
596 else if (window == RootWindow(ob_display, ob_screen))
597 event_handle_root(e);
598 else if (e->type == MapRequest)
599 client_manage(window);
600 else if (e->type == ClientMessage) {
601 /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
602 windows that are not managed yet. */
603 if (e->xclient.message_type == prop_atoms.net_request_frame_extents) {
604 /* Pretend to manage the client, getting information used to
605 determine its decorations */
606 ObClient *c = client_fake_manage(e->xclient.window);
607 gulong vals[4];
608
609 /* set the frame extents on the window */
610 vals[0] = c->frame->size.left;
611 vals[1] = c->frame->size.right;
612 vals[2] = c->frame->size.top;
613 vals[3] = c->frame->size.bottom;
614 PROP_SETA32(e->xclient.window, net_frame_extents,
615 cardinal, vals, 4);
616
617 /* Free the pretend client */
618 client_fake_unmanage(c);
619 }
620 }
621 else if (e->type == ConfigureRequest) {
622 /* unhandled configure requests must be used to configure the
623 window directly */
624 XWindowChanges xwc;
625
626 xwc.x = e->xconfigurerequest.x;
627 xwc.y = e->xconfigurerequest.y;
628 xwc.width = e->xconfigurerequest.width;
629 xwc.height = e->xconfigurerequest.height;
630 xwc.border_width = e->xconfigurerequest.border_width;
631 xwc.sibling = e->xconfigurerequest.above;
632 xwc.stack_mode = e->xconfigurerequest.detail;
633
634 /* we are not to be held responsible if someone sends us an
635 invalid request! */
636 xerror_set_ignore(TRUE);
637 XConfigureWindow(ob_display, window,
638 e->xconfigurerequest.value_mask, &xwc);
639 xerror_set_ignore(FALSE);
640 }
641 #ifdef SYNC
642 else if (extensions_sync &&
643 e->type == extensions_sync_event_basep + XSyncAlarmNotify)
644 {
645 XSyncAlarmNotifyEvent *se = (XSyncAlarmNotifyEvent*)e;
646 if (se->alarm == moveresize_alarm && moveresize_in_progress)
647 moveresize_event(e);
648 }
649 #endif
650
651 if (e->type == ButtonPress || e->type == ButtonRelease ||
652 e->type == MotionNotify || e->type == KeyPress ||
653 e->type == KeyRelease)
654 {
655 event_handle_user_input(client, e);
656 }
657
658 /* if something happens and it's not from an XEvent, then we don't know
659 the time */
660 event_curtime = CurrentTime;
661 }
662
663 static void event_handle_root(XEvent *e)
664 {
665 Atom msgtype;
666
667 switch(e->type) {
668 case SelectionClear:
669 ob_debug("Another WM has requested to replace us. Exiting.\n");
670 ob_exit_replace();
671 break;
672
673 case ClientMessage:
674 if (e->xclient.format != 32) break;
675
676 msgtype = e->xclient.message_type;
677 if (msgtype == prop_atoms.net_current_desktop) {
678 guint d = e->xclient.data.l[0];
679 if (d < screen_num_desktops) {
680 event_curtime = e->xclient.data.l[1];
681 if (event_curtime == 0)
682 ob_debug_type(OB_DEBUG_APP_BUGS,
683 "_NET_CURRENT_DESKTOP message is missing "
684 "a timestamp\n");
685 screen_set_desktop(d, TRUE);
686 }
687 } else if (msgtype == prop_atoms.net_number_of_desktops) {
688 guint d = e->xclient.data.l[0];
689 if (d > 0 && d <= 1000)
690 screen_set_num_desktops(d);
691 } else if (msgtype == prop_atoms.net_showing_desktop) {
692 screen_show_desktop(e->xclient.data.l[0] != 0, NULL);
693 } else if (msgtype == prop_atoms.ob_control) {
694 if (e->xclient.data.l[0] == 1)
695 ob_reconfigure();
696 else if (e->xclient.data.l[0] == 2)
697 ob_restart();
698 }
699 break;
700 case PropertyNotify:
701 if (e->xproperty.atom == prop_atoms.net_desktop_names)
702 screen_update_desktop_names();
703 else if (e->xproperty.atom == prop_atoms.net_desktop_layout)
704 screen_update_layout();
705 break;
706 case ConfigureNotify:
707 #ifdef XRANDR
708 XRRUpdateConfiguration(e);
709 #endif
710 screen_resize();
711 break;
712 default:
713 ;
714 }
715 }
716
717 void event_enter_client(ObClient *client)
718 {
719 g_assert(config_focus_follow);
720
721 if (client_enter_focusable(client) && client_can_focus(client)) {
722 if (config_focus_delay) {
723 ObFocusDelayData *data;
724
725 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
726
727 data = g_new(ObFocusDelayData, 1);
728 data->client = client;
729 data->time = event_curtime;
730
731 ob_main_loop_timeout_add(ob_main_loop,
732 config_focus_delay,
733 focus_delay_func,
734 data, focus_delay_cmp, focus_delay_dest);
735 } else {
736 ObFocusDelayData data;
737 data.client = client;
738 data.time = event_curtime;
739 focus_delay_func(&data);
740 }
741 }
742 }
743
744 static void event_handle_user_time_window_clients(GSList *l, XEvent *e)
745 {
746 g_assert(e->type == PropertyNotify);
747 if (e->xproperty.atom == prop_atoms.net_wm_user_time) {
748 for (; l; l = g_slist_next(l))
749 client_update_user_time(l->data);
750 }
751 }
752
753 static void event_handle_client(ObClient *client, XEvent *e)
754 {
755 XEvent ce;
756 Atom msgtype;
757 ObFrameContext con;
758 static gint px = -1, py = -1;
759 static guint pb = 0;
760
761 switch (e->type) {
762 case ButtonPress:
763 /* save where the press occured for the first button pressed */
764 if (!pb) {
765 pb = e->xbutton.button;
766 px = e->xbutton.x;
767 py = e->xbutton.y;
768 }
769 case ButtonRelease:
770 /* Wheel buttons don't draw because they are an instant click, so it
771 is a waste of resources to go drawing it.
772 if the user is doing an intereactive thing, or has a menu open then
773 the mouse is grabbed (possibly) and if we get these events we don't
774 want to deal with them
775 */
776 if (!(e->xbutton.button == 4 || e->xbutton.button == 5) &&
777 !keyboard_interactively_grabbed() &&
778 !menu_frame_visible)
779 {
780 /* use where the press occured */
781 con = frame_context(client, e->xbutton.window, px, py);
782 con = mouse_button_frame_context(con, e->xbutton.button,
783 e->xbutton.state);
784
785 if (e->type == ButtonRelease && e->xbutton.button == pb)
786 pb = 0, px = py = -1;
787
788 switch (con) {
789 case OB_FRAME_CONTEXT_MAXIMIZE:
790 client->frame->max_press = (e->type == ButtonPress);
791 framerender_frame(client->frame);
792 break;
793 case OB_FRAME_CONTEXT_CLOSE:
794 client->frame->close_press = (e->type == ButtonPress);
795 framerender_frame(client->frame);
796 break;
797 case OB_FRAME_CONTEXT_ICONIFY:
798 client->frame->iconify_press = (e->type == ButtonPress);
799 framerender_frame(client->frame);
800 break;
801 case OB_FRAME_CONTEXT_ALLDESKTOPS:
802 client->frame->desk_press = (e->type == ButtonPress);
803 framerender_frame(client->frame);
804 break;
805 case OB_FRAME_CONTEXT_SHADE:
806 client->frame->shade_press = (e->type == ButtonPress);
807 framerender_frame(client->frame);
808 break;
809 default:
810 /* nothing changes with clicks for any other contexts */
811 break;
812 }
813 }
814 break;
815 case MotionNotify:
816 con = frame_context(client, e->xmotion.window,
817 e->xmotion.x, e->xmotion.y);
818 switch (con) {
819 case OB_FRAME_CONTEXT_TITLEBAR:
820 case OB_FRAME_CONTEXT_TLCORNER:
821 case OB_FRAME_CONTEXT_TRCORNER:
822 /* we've left the button area inside the titlebar */
823 if (client->frame->max_hover || client->frame->desk_hover ||
824 client->frame->shade_hover || client->frame->iconify_hover ||
825 client->frame->close_hover)
826 {
827 client->frame->max_hover = FALSE;
828 client->frame->desk_hover = FALSE;
829 client->frame->shade_hover = FALSE;
830 client->frame->iconify_hover = FALSE;
831 client->frame->close_hover = FALSE;
832 frame_adjust_state(client->frame);
833 }
834 break;
835 case OB_FRAME_CONTEXT_MAXIMIZE:
836 if (!client->frame->max_hover) {
837 client->frame->max_hover = TRUE;
838 frame_adjust_state(client->frame);
839 }
840 break;
841 case OB_FRAME_CONTEXT_ALLDESKTOPS:
842 if (!client->frame->desk_hover) {
843 client->frame->desk_hover = TRUE;
844 frame_adjust_state(client->frame);
845 }
846 break;
847 case OB_FRAME_CONTEXT_SHADE:
848 if (!client->frame->shade_hover) {
849 client->frame->shade_hover = TRUE;
850 frame_adjust_state(client->frame);
851 }
852 break;
853 case OB_FRAME_CONTEXT_ICONIFY:
854 if (!client->frame->iconify_hover) {
855 client->frame->iconify_hover = TRUE;
856 frame_adjust_state(client->frame);
857 }
858 break;
859 case OB_FRAME_CONTEXT_CLOSE:
860 if (!client->frame->close_hover) {
861 client->frame->close_hover = TRUE;
862 frame_adjust_state(client->frame);
863 }
864 break;
865 default:
866 break;
867 }
868 break;
869 case LeaveNotify:
870 con = frame_context(client, e->xcrossing.window,
871 e->xcrossing.x, e->xcrossing.y);
872 switch (con) {
873 case OB_FRAME_CONTEXT_TITLEBAR:
874 case OB_FRAME_CONTEXT_TLCORNER:
875 case OB_FRAME_CONTEXT_TRCORNER:
876 /* we've left the button area inside the titlebar */
877 if (client->frame->max_hover || client->frame->desk_hover ||
878 client->frame->shade_hover || client->frame->iconify_hover ||
879 client->frame->close_hover)
880 {
881 client->frame->max_hover = FALSE;
882 client->frame->desk_hover = FALSE;
883 client->frame->shade_hover = FALSE;
884 client->frame->iconify_hover = FALSE;
885 client->frame->close_hover = FALSE;
886 frame_adjust_state(client->frame);
887 }
888 break;
889 case OB_FRAME_CONTEXT_MAXIMIZE:
890 client->frame->max_hover = FALSE;
891 frame_adjust_state(client->frame);
892 break;
893 case OB_FRAME_CONTEXT_ALLDESKTOPS:
894 client->frame->desk_hover = FALSE;
895 frame_adjust_state(client->frame);
896 break;
897 case OB_FRAME_CONTEXT_SHADE:
898 client->frame->shade_hover = FALSE;
899 frame_adjust_state(client->frame);
900 break;
901 case OB_FRAME_CONTEXT_ICONIFY:
902 client->frame->iconify_hover = FALSE;
903 frame_adjust_state(client->frame);
904 break;
905 case OB_FRAME_CONTEXT_CLOSE:
906 client->frame->close_hover = FALSE;
907 frame_adjust_state(client->frame);
908 break;
909 case OB_FRAME_CONTEXT_FRAME:
910 /* When the mouse leaves an animating window, don't use the
911 corresponding enter events. Pretend like the animating window
912 doesn't even exist..! */
913 if (frame_iconify_animating(client->frame))
914 event_ignore_all_queued_enters();
915
916 ob_debug_type(OB_DEBUG_FOCUS,
917 "%sNotify mode %d detail %d on %lx\n",
918 (e->type == EnterNotify ? "Enter" : "Leave"),
919 e->xcrossing.mode,
920 e->xcrossing.detail, (client?client->window:0));
921 if (keyboard_interactively_grabbed())
922 break;
923 if (config_focus_follow && config_focus_delay &&
924 /* leave inferior events can happen when the mouse goes onto
925 the window's border and then into the window before the
926 delay is up */
927 e->xcrossing.detail != NotifyInferior)
928 {
929 ob_main_loop_timeout_remove_data(ob_main_loop,
930 focus_delay_func,
931 client, FALSE);
932 }
933 break;
934 default:
935 break;
936 }
937 break;
938 case EnterNotify:
939 {
940 con = frame_context(client, e->xcrossing.window,
941 e->xcrossing.x, e->xcrossing.y);
942 switch (con) {
943 case OB_FRAME_CONTEXT_MAXIMIZE:
944 client->frame->max_hover = TRUE;
945 frame_adjust_state(client->frame);
946 break;
947 case OB_FRAME_CONTEXT_ALLDESKTOPS:
948 client->frame->desk_hover = TRUE;
949 frame_adjust_state(client->frame);
950 break;
951 case OB_FRAME_CONTEXT_SHADE:
952 client->frame->shade_hover = TRUE;
953 frame_adjust_state(client->frame);
954 break;
955 case OB_FRAME_CONTEXT_ICONIFY:
956 client->frame->iconify_hover = TRUE;
957 frame_adjust_state(client->frame);
958 break;
959 case OB_FRAME_CONTEXT_CLOSE:
960 client->frame->close_hover = TRUE;
961 frame_adjust_state(client->frame);
962 break;
963 case OB_FRAME_CONTEXT_FRAME:
964 if (keyboard_interactively_grabbed())
965 break;
966 if (e->xcrossing.mode == NotifyGrab ||
967 e->xcrossing.mode == NotifyUngrab ||
968 /*ignore enters when we're already in the window */
969 e->xcrossing.detail == NotifyInferior ||
970 is_enter_focus_event_ignored(e))
971 {
972 ob_debug_type(OB_DEBUG_FOCUS,
973 "%sNotify mode %d detail %d on %lx IGNORED\n",
974 (e->type == EnterNotify ? "Enter" : "Leave"),
975 e->xcrossing.mode,
976 e->xcrossing.detail, client?client->window:0);
977 }
978 else {
979 ob_debug_type(OB_DEBUG_FOCUS,
980 "%sNotify mode %d detail %d on %lx, "
981 "focusing window\n",
982 (e->type == EnterNotify ? "Enter" : "Leave"),
983 e->xcrossing.mode,
984 e->xcrossing.detail, (client?client->window:0));
985 if (config_focus_follow)
986 event_enter_client(client);
987 }
988 break;
989 default:
990 break;
991 }
992 break;
993 }
994 case ConfigureRequest:
995 {
996 /* dont compress these unless you're going to watch for property
997 notifies in between (these can change what the configure would
998 do to the window).
999 also you can't compress stacking events
1000 */
1001
1002 gint x, y, w, h, b;
1003 gboolean move = FALSE;
1004 gboolean resize = FALSE;
1005 gboolean border = FALSE;
1006
1007 /* get the current area */
1008 RECT_TO_DIMS(client->area, x, y, w, h);
1009 b = client->border_width;
1010
1011 ob_debug("ConfigureRequest for \"%s\" desktop %d wmstate %d "
1012 "visibile %d\n"
1013 " x %d y %d w %d h %d b %d\n",
1014 client->title,
1015 screen_desktop, client->wmstate, client->frame->visible,
1016 x, y, w, h, b);
1017
1018 if (e->xconfigurerequest.value_mask & CWBorderWidth)
1019 if (client->border_width != e->xconfigurerequest.border_width) {
1020 b = e->xconfigurerequest.border_width;
1021 border = TRUE;
1022 }
1023
1024
1025 if (e->xconfigurerequest.value_mask & CWStackMode) {
1026 ObClient *sibling = NULL;
1027
1028 /* get the sibling */
1029 if (e->xconfigurerequest.value_mask & CWSibling) {
1030 ObWindow *win;
1031 win = g_hash_table_lookup(window_map,
1032 &e->xconfigurerequest.above);
1033 if (WINDOW_IS_CLIENT(win) && WINDOW_AS_CLIENT(win) != client)
1034 sibling = WINDOW_AS_CLIENT(win);
1035 }
1036
1037 /* activate it rather than just focus it */
1038 stacking_restack_request(client, sibling,
1039 e->xconfigurerequest.detail, TRUE);
1040
1041 /* if a stacking change moves the window without resizing */
1042 move = TRUE;
1043 }
1044
1045 if ((e->xconfigurerequest.value_mask & CWX) ||
1046 (e->xconfigurerequest.value_mask & CWY) ||
1047 (e->xconfigurerequest.value_mask & CWWidth) ||
1048 (e->xconfigurerequest.value_mask & CWHeight))
1049 {
1050 if (e->xconfigurerequest.value_mask & CWX) {
1051 /* don't allow clients to move shaded windows (fvwm does this)
1052 */
1053 if (!client->shaded)
1054 x = e->xconfigurerequest.x;
1055 move = TRUE;
1056 }
1057 if (e->xconfigurerequest.value_mask & CWY) {
1058 /* don't allow clients to move shaded windows (fvwm does this)
1059 */
1060 if (!client->shaded)
1061 y = e->xconfigurerequest.y;
1062 move = TRUE;
1063 }
1064
1065 if (e->xconfigurerequest.value_mask & CWWidth) {
1066 w = e->xconfigurerequest.width;
1067 resize = TRUE;
1068 }
1069 if (e->xconfigurerequest.value_mask & CWHeight) {
1070 h = e->xconfigurerequest.height;
1071 resize = TRUE;
1072 }
1073 }
1074
1075 ob_debug("ConfigureRequest x(%d) %d y(%d) %d w(%d) %d h(%d) %d "
1076 "move %d resize %d\n",
1077 e->xconfigurerequest.value_mask & CWX, x,
1078 e->xconfigurerequest.value_mask & CWY, y,
1079 e->xconfigurerequest.value_mask & CWWidth, w,
1080 e->xconfigurerequest.value_mask & CWHeight, h,
1081 move, resize);
1082
1083 /* check for broken apps moving to their root position
1084
1085 XXX remove this some day...that would be nice. right now all
1086 kde apps do this when they try activate themselves on another
1087 desktop. eg. open amarok window on desktop 1, switch to desktop
1088 2, click amarok tray icon. it will move by its decoration size.
1089 */
1090 if (move && !resize &&
1091 x != client->area.x &&
1092 x == (client->frame->area.x + client->frame->size.left -
1093 (gint)client->border_width) &&
1094 y != client->area.y &&
1095 y == (client->frame->area.y + client->frame->size.top -
1096 (gint)client->border_width))
1097 {
1098 ob_debug_type(OB_DEBUG_APP_BUGS,
1099 "Application %s is trying to move via "
1100 "ConfigureRequest to it's root window position "
1101 "but it is not using StaticGravity\n",
1102 client->title);
1103 /* don't move it */
1104 x = client->area.x;
1105 y = client->area.y;
1106
1107 /* they still requested a move, so don't change whether a
1108 notify is sent or not */
1109 }
1110
1111 if (move || resize || border) {
1112 gint lw,lh;
1113
1114 if (move || resize) {
1115 client_try_configure(client, &x, &y, &w, &h, &lw, &lh, FALSE);
1116
1117 /* if x was not given, then use gravity to figure out the new
1118 x. the reference point should not be moved */
1119 if ((e->xconfigurerequest.value_mask & CWWidth &&
1120 !(e->xconfigurerequest.value_mask & CWX)))
1121 client_gravity_resize_w(client, &x, client->area.width, w);
1122 /* if y was not given, then use gravity to figure out the new
1123 y. the reference point should not be moved */
1124 if ((e->xconfigurerequest.value_mask & CWHeight &&
1125 !(e->xconfigurerequest.value_mask & CWY)))
1126 client_gravity_resize_h(client, &y, client->area.height,h);
1127
1128 client_find_onscreen(client, &x, &y, w, h, FALSE);
1129 }
1130 /* if they requested something that moves the window, or if
1131 the window is actually being changed then configure it and
1132 send a configure notify to them */
1133 if (move || !RECT_EQUAL_DIMS(client->area, x, y, w, h) ||
1134 border)
1135 {
1136 ob_debug("Granting ConfigureRequest x %d y %d w %d h %d "
1137 "b %d\n",
1138 x, y, w, h, b);
1139 client_configure(client, x, y, w, h, b, FALSE, TRUE);
1140 }
1141
1142 /* ignore enter events caused by these like ob actions do */
1143 event_ignore_all_queued_enters();
1144 }
1145 break;
1146 }
1147 case UnmapNotify:
1148 if (client->ignore_unmaps) {
1149 client->ignore_unmaps--;
1150 break;
1151 }
1152 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1153 "ignores left %d\n",
1154 client->window, e->xunmap.event, e->xunmap.from_configure,
1155 client->ignore_unmaps);
1156 client_unmanage(client);
1157 break;
1158 case DestroyNotify:
1159 ob_debug("DestroyNotify for window 0x%x\n", client->window);
1160 client_unmanage(client);
1161 break;
1162 case ReparentNotify:
1163 /* this is when the client is first taken captive in the frame */
1164 if (e->xreparent.parent == client->frame->plate) break;
1165
1166 /*
1167 This event is quite rare and is usually handled in unmapHandler.
1168 However, if the window is unmapped when the reparent event occurs,
1169 the window manager never sees it because an unmap event is not sent
1170 to an already unmapped window.
1171 */
1172
1173 /* we don't want the reparent event, put it back on the stack for the
1174 X server to deal with after we unmanage the window */
1175 XPutBackEvent(ob_display, e);
1176
1177 ob_debug("ReparentNotify for window 0x%x\n", client->window);
1178 client_unmanage(client);
1179 break;
1180 case MapRequest:
1181 ob_debug("MapRequest for 0x%lx\n", client->window);
1182 if (!client->iconic) break; /* this normally doesn't happen, but if it
1183 does, we don't want it!
1184 it can happen now when the window is on
1185 another desktop, but we still don't
1186 want it! */
1187 client_activate(client, FALSE, TRUE);
1188 break;
1189 case ClientMessage:
1190 /* validate cuz we query stuff off the client here */
1191 if (!client_validate(client)) break;
1192
1193 if (e->xclient.format != 32) return;
1194
1195 msgtype = e->xclient.message_type;
1196 if (msgtype == prop_atoms.wm_change_state) {
1197 /* compress changes into a single change */
1198 while (XCheckTypedWindowEvent(ob_display, client->window,
1199 e->type, &ce)) {
1200 /* XXX: it would be nice to compress ALL messages of a
1201 type, not just messages in a row without other
1202 message types between. */
1203 if (ce.xclient.message_type != msgtype) {
1204 XPutBackEvent(ob_display, &ce);
1205 break;
1206 }
1207 e->xclient = ce.xclient;
1208 }
1209 client_set_wm_state(client, e->xclient.data.l[0]);
1210 } else if (msgtype == prop_atoms.net_wm_desktop) {
1211 /* compress changes into a single change */
1212 while (XCheckTypedWindowEvent(ob_display, client->window,
1213 e->type, &ce)) {
1214 /* XXX: it would be nice to compress ALL messages of a
1215 type, not just messages in a row without other
1216 message types between. */
1217 if (ce.xclient.message_type != msgtype) {
1218 XPutBackEvent(ob_display, &ce);
1219 break;
1220 }
1221 e->xclient = ce.xclient;
1222 }
1223 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
1224 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
1225 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
1226 FALSE);
1227 } else if (msgtype == prop_atoms.net_wm_state) {
1228 /* can't compress these */
1229 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
1230 (e->xclient.data.l[0] == 0 ? "Remove" :
1231 e->xclient.data.l[0] == 1 ? "Add" :
1232 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1233 e->xclient.data.l[1], e->xclient.data.l[2],
1234 client->window);
1235 client_set_state(client, e->xclient.data.l[0],
1236 e->xclient.data.l[1], e->xclient.data.l[2]);
1237
1238 /* ignore enter events caused by these like ob actions do */
1239 event_ignore_all_queued_enters();
1240 } else if (msgtype == prop_atoms.net_close_window) {
1241 ob_debug("net_close_window for 0x%lx\n", client->window);
1242 client_close(client);
1243 } else if (msgtype == prop_atoms.net_active_window) {
1244 ob_debug("net_active_window for 0x%lx source=%s\n",
1245 client->window,
1246 (e->xclient.data.l[0] == 0 ? "unknown" :
1247 (e->xclient.data.l[0] == 1 ? "application" :
1248 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1249 /* XXX make use of data.l[2] !? */
1250 if (e->xclient.data.l[0] == 1 || e->xclient.data.l[0] == 2) {
1251 event_curtime = e->xclient.data.l[1];
1252 if (event_curtime == 0)
1253 ob_debug_type(OB_DEBUG_APP_BUGS,
1254 "_NET_ACTIVE_WINDOW message for window %s is"
1255 " missing a timestamp\n", client->title);
1256 } else
1257 ob_debug_type(OB_DEBUG_APP_BUGS,
1258 "_NET_ACTIVE_WINDOW message for window %s is "
1259 "missing source indication\n");
1260 client_activate(client, FALSE,
1261 (e->xclient.data.l[0] == 0 ||
1262 e->xclient.data.l[0] == 2));
1263 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1264 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1265 client->window, e->xclient.data.l[2]);
1266 if ((Atom)e->xclient.data.l[2] ==
1267 prop_atoms.net_wm_moveresize_size_topleft ||
1268 (Atom)e->xclient.data.l[2] ==
1269 prop_atoms.net_wm_moveresize_size_top ||
1270 (Atom)e->xclient.data.l[2] ==
1271 prop_atoms.net_wm_moveresize_size_topright ||
1272 (Atom)e->xclient.data.l[2] ==
1273 prop_atoms.net_wm_moveresize_size_right ||
1274 (Atom)e->xclient.data.l[2] ==
1275 prop_atoms.net_wm_moveresize_size_right ||
1276 (Atom)e->xclient.data.l[2] ==
1277 prop_atoms.net_wm_moveresize_size_bottomright ||
1278 (Atom)e->xclient.data.l[2] ==
1279 prop_atoms.net_wm_moveresize_size_bottom ||
1280 (Atom)e->xclient.data.l[2] ==
1281 prop_atoms.net_wm_moveresize_size_bottomleft ||
1282 (Atom)e->xclient.data.l[2] ==
1283 prop_atoms.net_wm_moveresize_size_left ||
1284 (Atom)e->xclient.data.l[2] ==
1285 prop_atoms.net_wm_moveresize_move ||
1286 (Atom)e->xclient.data.l[2] ==
1287 prop_atoms.net_wm_moveresize_size_keyboard ||
1288 (Atom)e->xclient.data.l[2] ==
1289 prop_atoms.net_wm_moveresize_move_keyboard) {
1290
1291 moveresize_start(client, e->xclient.data.l[0],
1292 e->xclient.data.l[1], e->xclient.data.l[3],
1293 e->xclient.data.l[2]);
1294 }
1295 else if ((Atom)e->xclient.data.l[2] ==
1296 prop_atoms.net_wm_moveresize_cancel)
1297 moveresize_end(TRUE);
1298 } else if (msgtype == prop_atoms.net_moveresize_window) {
1299 gint ograv, x, y, w, h;
1300
1301 ograv = client->gravity;
1302
1303 if (e->xclient.data.l[0] & 0xff)
1304 client->gravity = e->xclient.data.l[0] & 0xff;
1305
1306 if (e->xclient.data.l[0] & 1 << 8)
1307 x = e->xclient.data.l[1];
1308 else
1309 x = client->area.x;
1310 if (e->xclient.data.l[0] & 1 << 9)
1311 y = e->xclient.data.l[2];
1312 else
1313 y = client->area.y;
1314
1315 if (e->xclient.data.l[0] & 1 << 10) {
1316 w = e->xclient.data.l[3];
1317
1318 /* if x was not given, then use gravity to figure out the new
1319 x. the reference point should not be moved */
1320 if (!(e->xclient.data.l[0] & 1 << 8))
1321 client_gravity_resize_w(client, &x, client->area.width, w);
1322 }
1323 else
1324 w = client->area.width;
1325
1326 if (e->xclient.data.l[0] & 1 << 11) {
1327 h = e->xclient.data.l[4];
1328
1329 /* if y was not given, then use gravity to figure out the new
1330 y. the reference point should not be moved */
1331 if (!(e->xclient.data.l[0] & 1 << 9))
1332 client_gravity_resize_h(client, &y, client->area.height,h);
1333 }
1334 else
1335 h = client->area.height;
1336
1337 ob_debug("MOVERESIZE x %d %d y %d %d (gravity %d)\n",
1338 e->xclient.data.l[0] & 1 << 8, x,
1339 e->xclient.data.l[0] & 1 << 9, y,
1340 client->gravity);
1341
1342 client_find_onscreen(client, &x, &y, w, h, FALSE);
1343
1344 client_configure(client, x, y, w, h, client->border_width,
1345 FALSE, TRUE);
1346
1347 client->gravity = ograv;
1348
1349 /* ignore enter events caused by these like ob actions do */
1350 event_ignore_all_queued_enters();
1351 } else if (msgtype == prop_atoms.net_restack_window) {
1352 if (e->xclient.data.l[0] != 2) {
1353 ob_debug_type(OB_DEBUG_APP_BUGS,
1354 "_NET_RESTACK_WINDOW sent for window %s with "
1355 "invalid source indication %ld\n",
1356 client->title, e->xclient.data.l[0]);
1357 } else {
1358 ObClient *sibling = NULL;
1359 if (e->xclient.data.l[1]) {
1360 ObWindow *win = g_hash_table_lookup
1361 (window_map, &e->xclient.data.l[1]);
1362 if (WINDOW_IS_CLIENT(win) &&
1363 WINDOW_AS_CLIENT(win) != client)
1364 {
1365 sibling = WINDOW_AS_CLIENT(win);
1366 }
1367 if (sibling == NULL)
1368 ob_debug_type(OB_DEBUG_APP_BUGS,
1369 "_NET_RESTACK_WINDOW sent for window %s "
1370 "with invalid sibling 0x%x\n",
1371 client->title, e->xclient.data.l[1]);
1372 }
1373 if (e->xclient.data.l[2] == Below ||
1374 e->xclient.data.l[2] == BottomIf ||
1375 e->xclient.data.l[2] == Above ||
1376 e->xclient.data.l[2] == TopIf ||
1377 e->xclient.data.l[2] == Opposite)
1378 {
1379 /* just raise, don't activate */
1380 stacking_restack_request(client, sibling,
1381 e->xclient.data.l[2], FALSE);
1382 /* send a synthetic ConfigureNotify, cuz this is supposed
1383 to be like a ConfigureRequest. */
1384 client_reconfigure(client);
1385 } else
1386 ob_debug_type(OB_DEBUG_APP_BUGS,
1387 "_NET_RESTACK_WINDOW sent for window %s "
1388 "with invalid detail %d\n",
1389 client->title, e->xclient.data.l[2]);
1390 }
1391 }
1392 break;
1393 case PropertyNotify:
1394 /* validate cuz we query stuff off the client here */
1395 if (!client_validate(client)) break;
1396
1397 /* compress changes to a single property into a single change */
1398 while (XCheckTypedWindowEvent(ob_display, client->window,
1399 e->type, &ce)) {
1400 Atom a, b;
1401
1402 /* XXX: it would be nice to compress ALL changes to a property,
1403 not just changes in a row without other props between. */
1404
1405 a = ce.xproperty.atom;
1406 b = e->xproperty.atom;
1407
1408 if (a == b)
1409 continue;
1410 if ((a == prop_atoms.net_wm_name ||
1411 a == prop_atoms.wm_name ||
1412 a == prop_atoms.net_wm_icon_name ||
1413 a == prop_atoms.wm_icon_name)
1414 &&
1415 (b == prop_atoms.net_wm_name ||
1416 b == prop_atoms.wm_name ||
1417 b == prop_atoms.net_wm_icon_name ||
1418 b == prop_atoms.wm_icon_name)) {
1419 continue;
1420 }
1421 if (a == prop_atoms.net_wm_icon &&
1422 b == prop_atoms.net_wm_icon)
1423 continue;
1424
1425 XPutBackEvent(ob_display, &ce);
1426 break;
1427 }
1428
1429 msgtype = e->xproperty.atom;
1430 if (msgtype == XA_WM_NORMAL_HINTS) {
1431 client_update_normal_hints(client);
1432 /* normal hints can make a window non-resizable */
1433 client_setup_decor_and_functions(client, TRUE);
1434 } else if (msgtype == XA_WM_HINTS) {
1435 client_update_wmhints(client);
1436 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1437 client_update_transient_for(client);
1438 client_get_type_and_transientness(client);
1439 /* type may have changed, so update the layer */
1440 client_calc_layer(client);
1441 client_setup_decor_and_functions(client, TRUE);
1442 } else if (msgtype == prop_atoms.net_wm_name ||
1443 msgtype == prop_atoms.wm_name ||
1444 msgtype == prop_atoms.net_wm_icon_name ||
1445 msgtype == prop_atoms.wm_icon_name) {
1446 client_update_title(client);
1447 } else if (msgtype == prop_atoms.wm_protocols) {
1448 client_update_protocols(client);
1449 client_setup_decor_and_functions(client, TRUE);
1450 }
1451 else if (msgtype == prop_atoms.net_wm_strut) {
1452 client_update_strut(client);
1453 }
1454 else if (msgtype == prop_atoms.net_wm_strut_partial) {
1455 client_update_strut(client);
1456 }
1457 else if (msgtype == prop_atoms.net_wm_icon) {
1458 client_update_icons(client);
1459 }
1460 else if (msgtype == prop_atoms.net_wm_icon_geometry) {
1461 client_update_icon_geometry(client);
1462 }
1463 else if (msgtype == prop_atoms.net_wm_user_time) {
1464 client_update_user_time(client);
1465 }
1466 else if (msgtype == prop_atoms.net_wm_user_time_window) {
1467 client_update_user_time_window(client);
1468 }
1469 #ifdef SYNC
1470 else if (msgtype == prop_atoms.net_wm_sync_request_counter) {
1471 client_update_sync_request_counter(client);
1472 }
1473 #endif
1474 break;
1475 case ColormapNotify:
1476 client_update_colormap(client, e->xcolormap.colormap);
1477 break;
1478 default:
1479 ;
1480 #ifdef SHAPE
1481 if (extensions_shape && e->type == extensions_shape_event_basep) {
1482 client->shaped = ((XShapeEvent*)e)->shaped;
1483 frame_adjust_shape(client->frame);
1484 }
1485 #endif
1486 }
1487 }
1488
1489 static void event_handle_dock(ObDock *s, XEvent *e)
1490 {
1491 switch (e->type) {
1492 case ButtonPress:
1493 if (e->xbutton.button == 1)
1494 stacking_raise(DOCK_AS_WINDOW(s));
1495 else if (e->xbutton.button == 2)
1496 stacking_lower(DOCK_AS_WINDOW(s));
1497 break;
1498 case EnterNotify:
1499 dock_hide(FALSE);
1500 break;
1501 case LeaveNotify:
1502 dock_hide(TRUE);
1503 break;
1504 }
1505 }
1506
1507 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1508 {
1509 switch (e->type) {
1510 case MotionNotify:
1511 dock_app_drag(app, &e->xmotion);
1512 break;
1513 case UnmapNotify:
1514 if (app->ignore_unmaps) {
1515 app->ignore_unmaps--;
1516 break;
1517 }
1518 dock_remove(app, TRUE);
1519 break;
1520 case DestroyNotify:
1521 dock_remove(app, FALSE);
1522 break;
1523 case ReparentNotify:
1524 dock_remove(app, FALSE);
1525 break;
1526 case ConfigureNotify:
1527 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1528 break;
1529 }
1530 }
1531
1532 static ObMenuFrame* find_active_menu()
1533 {
1534 GList *it;
1535 ObMenuFrame *ret = NULL;
1536
1537 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1538 ret = it->data;
1539 if (ret->selected)
1540 break;
1541 ret = NULL;
1542 }
1543 return ret;
1544 }
1545
1546 static ObMenuFrame* find_active_or_last_menu()
1547 {
1548 ObMenuFrame *ret = NULL;
1549
1550 ret = find_active_menu();
1551 if (!ret && menu_frame_visible)
1552 ret = menu_frame_visible->data;
1553 return ret;
1554 }
1555
1556 static gboolean event_handle_menu_keyboard(XEvent *ev)
1557 {
1558 guint keycode, state;
1559 gunichar unikey;
1560 ObMenuFrame *frame;
1561 gboolean ret = TRUE;
1562
1563 keycode = ev->xkey.keycode;
1564 state = ev->xkey.state;
1565 unikey = translate_unichar(keycode);
1566
1567 frame = find_active_or_last_menu();
1568 if (frame == NULL)
1569 ret = FALSE;
1570
1571 else if (keycode == ob_keycode(OB_KEY_ESCAPE) && state == 0) {
1572 /* Escape goes to the parent menu or closes the last one */
1573 if (frame->parent)
1574 menu_frame_select(frame, NULL, TRUE);
1575 else
1576 menu_frame_hide_all();
1577 }
1578
1579 else if (keycode == ob_keycode(OB_KEY_RETURN) && (state == 0 ||
1580 state == ControlMask))
1581 {
1582 /* Enter runs the active item or goes into the submenu.
1583 Control-Enter runs it without closing the menu. */
1584 if (frame->child)
1585 menu_frame_select_next(frame->child);
1586 else if (frame->selected)
1587 menu_entry_frame_execute(frame->selected, state, ev->xkey.time);
1588 }
1589
1590 else if (keycode == ob_keycode(OB_KEY_LEFT) && ev->xkey.state == 0) {
1591 /* Left goes to the parent menu */
1592 menu_frame_select(frame, NULL, TRUE);
1593 }
1594
1595 else if (keycode == ob_keycode(OB_KEY_RIGHT) && ev->xkey.state == 0) {
1596 /* Right goes to the selected submenu */
1597 if (frame->child) menu_frame_select_next(frame->child);
1598 }
1599
1600 else if (keycode == ob_keycode(OB_KEY_UP) && state == 0) {
1601 menu_frame_select_previous(frame);
1602 }
1603
1604 else if (keycode == ob_keycode(OB_KEY_DOWN) && state == 0) {
1605 menu_frame_select_next(frame);
1606 }
1607
1608 /* keyboard accelerator shortcuts. (allow controlmask) */
1609 else if ((ev->xkey.state & ~ControlMask) == 0 &&
1610 /* was it a valid key? */
1611 unikey != 0 &&
1612 /* don't bother if the menu is empty. */
1613 frame->entries)
1614 {
1615 GList *start;
1616 GList *it;
1617 ObMenuEntryFrame *found = NULL;
1618 guint num_found = 0;
1619
1620 /* start after the selected one */
1621 start = frame->entries;
1622 if (frame->selected) {
1623 for (it = start; frame->selected != it->data; it = g_list_next(it))
1624 g_assert(it != NULL); /* nothing was selected? */
1625 /* next with wraparound */
1626 start = g_list_next(it);
1627 if (start == NULL) start = frame->entries;
1628 }
1629
1630 it = start;
1631 do {
1632 ObMenuEntryFrame *e = it->data;
1633 gunichar entrykey = 0;
1634
1635 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1636 entrykey = e->entry->data.normal.shortcut;
1637 else if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1638 entrykey = e->entry->data.submenu.submenu->shortcut;
1639
1640 if (unikey == entrykey) {
1641 if (found == NULL) found = e;
1642 ++num_found;
1643 }
1644
1645 /* next with wraparound */
1646 it = g_list_next(it);
1647 if (it == NULL) it = frame->entries;
1648 } while (it != start);
1649
1650 if (found) {
1651 if (found->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1652 num_found == 1)
1653 {
1654 menu_frame_select(frame, found, TRUE);
1655 usleep(50000); /* highlight the item for a short bit so the
1656 user can see what happened */
1657 menu_entry_frame_execute(found, state, ev->xkey.time);
1658 } else {
1659 menu_frame_select(frame, found, TRUE);
1660 if (num_found == 1)
1661 menu_frame_select_next(frame->child);
1662 }
1663 } else
1664 ret = FALSE;
1665 }
1666 else
1667 ret = FALSE;
1668
1669 return ret;
1670 }
1671
1672 static gboolean event_handle_menu(XEvent *ev)
1673 {
1674 ObMenuFrame *f;
1675 ObMenuEntryFrame *e;
1676 gboolean ret = TRUE;
1677
1678 switch (ev->type) {
1679 case ButtonRelease:
1680 if ((ev->xbutton.button < 4 || ev->xbutton.button > 5)
1681 && menu_can_hide)
1682 {
1683 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1684 ev->xbutton.y_root)))
1685 {
1686 menu_frame_select(e->frame, e, TRUE);
1687 menu_entry_frame_execute(e, ev->xbutton.state,
1688 ev->xbutton.time);
1689 }
1690 else
1691 menu_frame_hide_all();
1692 }
1693 break;
1694 case EnterNotify:
1695 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1696 if (e->ignore_enters)
1697 --e->ignore_enters;
1698 else if (!(f = find_active_menu()) ||
1699 f == e->frame ||
1700 f->parent == e->frame ||
1701 f->child == e->frame)
1702 menu_frame_select(e->frame, e, FALSE);
1703 }
1704 break;
1705 case LeaveNotify:
1706 /*ignore leaves when we're already in the window */
1707 if (ev->xcrossing.detail == NotifyInferior)
1708 break;
1709
1710 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1711 (f = find_active_menu()) && f->selected == e &&
1712 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1713 {
1714 menu_frame_select(e->frame, NULL, FALSE);
1715 }
1716 break;
1717 case MotionNotify:
1718 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1719 ev->xmotion.y_root)))
1720 if (!(f = find_active_menu()) ||
1721 f == e->frame ||
1722 f->parent == e->frame ||
1723 f->child == e->frame)
1724 menu_frame_select(e->frame, e, FALSE);
1725 break;
1726 case KeyPress:
1727 ret = event_handle_menu_keyboard(ev);
1728 break;
1729 }
1730 return ret;
1731 }
1732
1733 static void event_handle_user_input(ObClient *client, XEvent *e)
1734 {
1735 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
1736 e->type == MotionNotify || e->type == KeyPress ||
1737 e->type == KeyRelease);
1738
1739 if (menu_frame_visible) {
1740 if (event_handle_menu(e))
1741 /* don't use the event if the menu used it, but if the menu
1742 didn't use it and it's a keypress that is bound, it will
1743 close the menu and be used */
1744 return;
1745 }
1746
1747 /* if the keyboard interactive action uses the event then dont
1748 use it for bindings. likewise is moveresize uses the event. */
1749 if (!keyboard_process_interactive_grab(e, &client) &&
1750 !(moveresize_in_progress && moveresize_event(e)))
1751 {
1752 if (moveresize_in_progress)
1753 /* make further actions work on the client being
1754 moved/resized */
1755 client = moveresize_client;
1756
1757 menu_can_hide = FALSE;
1758 ob_main_loop_timeout_add(ob_main_loop,
1759 config_menu_hide_delay * 1000,
1760 menu_hide_delay_func,
1761 NULL, g_direct_equal, NULL);
1762
1763 if (e->type == ButtonPress ||
1764 e->type == ButtonRelease ||
1765 e->type == MotionNotify)
1766 {
1767 /* the frame may not be "visible" but they can still click on it
1768 in the case where it is animating before disappearing */
1769 if (!client || !frame_iconify_animating(client->frame))
1770 mouse_event(client, e);
1771 } else if (e->type == KeyPress) {
1772 keyboard_event((focus_cycle_target ? focus_cycle_target :
1773 (client ? client : focus_client)), e);
1774 }
1775 }
1776 }
1777
1778 static gboolean menu_hide_delay_func(gpointer data)
1779 {
1780 menu_can_hide = TRUE;
1781 return FALSE; /* no repeat */
1782 }
1783
1784 static void focus_delay_dest(gpointer data)
1785 {
1786 g_free(data);
1787 }
1788
1789 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1790 {
1791 const ObFocusDelayData *f1 = d1;
1792 return f1->client == d2;
1793 }
1794
1795 static gboolean focus_delay_func(gpointer data)
1796 {
1797 ObFocusDelayData *d = data;
1798 Time old = event_curtime;
1799
1800 event_curtime = d->time;
1801 if (focus_client != d->client) {
1802 if (client_focus(d->client) && config_focus_raise)
1803 stacking_raise(CLIENT_AS_WINDOW(d->client));
1804 }
1805 event_curtime = old;
1806 return FALSE; /* no repeat */
1807 }
1808
1809 static void focus_delay_client_dest(ObClient *client, gpointer data)
1810 {
1811 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1812 client, FALSE);
1813 }
1814
1815 void event_halt_focus_delay()
1816 {
1817 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1818 }
1819
1820 static Bool event_look_for_enters(Display *d, XEvent *e, XPointer arg)
1821 {
1822 if (e->type == EnterNotify &&
1823 /* these types aren't used for focusing */
1824 !(e->xcrossing.mode == NotifyGrab ||
1825 e->xcrossing.mode == NotifyUngrab ||
1826 e->xcrossing.detail == NotifyInferior))
1827 {
1828 ObWindow *win;
1829
1830 /* found an enter for that leave, ignore it if it's going to
1831 another window */
1832 win = g_hash_table_lookup(window_map, &e->xany.window);
1833 if (win && WINDOW_IS_CLIENT(win))
1834 ++ignore_enter_focus;
1835 }
1836 return False; /* don't disrupt the queue order, just count them */
1837 }
1838
1839 void event_ignore_all_queued_enters()
1840 {
1841 XEvent e;
1842
1843 XSync(ob_display, FALSE);
1844
1845 /* count the events without disrupting them */
1846 ignore_enter_focus = 0;
1847 XCheckIfEvent(ob_display, &e, event_look_for_enters, NULL);
1848 }
1849
1850 static gboolean is_enter_focus_event_ignored(XEvent *e)
1851 {
1852 g_assert(e->type == EnterNotify &&
1853 !(e->xcrossing.mode == NotifyGrab ||
1854 e->xcrossing.mode == NotifyUngrab ||
1855 e->xcrossing.detail == NotifyInferior));
1856
1857 ob_debug_type(OB_DEBUG_FOCUS, "# enters ignored: %d\n",
1858 ignore_enter_focus);
1859
1860 if (ignore_enter_focus) {
1861 --ignore_enter_focus;
1862 return TRUE;
1863 }
1864 return FALSE;
1865 }
1866
1867 void event_cancel_all_key_grabs()
1868 {
1869 if (keyboard_interactively_grabbed())
1870 keyboard_interactive_cancel();
1871 else if (menu_frame_visible)
1872 menu_frame_hide_all();
1873 else if (grab_on_keyboard())
1874 ungrab_keyboard();
1875 else
1876 /* If we don't have the keyboard grabbed, then ungrab it with
1877 XUngrabKeyboard, so that there is not a passive grab left
1878 on from the KeyPress. If the grab is left on, and focus
1879 moves during that time, it will be NotifyWhileGrabbed, and
1880 applications like to ignore those! */
1881 if (!keyboard_interactively_grabbed())
1882 XUngrabKeyboard(ob_display, CurrentTime);
1883
1884 }
1885
1886 gboolean event_time_after(Time t1, Time t2)
1887 {
1888 g_assert(t1 != CurrentTime);
1889 g_assert(t2 != CurrentTime);
1890
1891 /*
1892 Timestamp values wrap around (after about 49.7 days). The server, given
1893 its current time is represented by timestamp T, always interprets
1894 timestamps from clients by treating half of the timestamp space as being
1895 later in time than T.
1896 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1897 */
1898
1899 /* TIME_HALF is half of the number space of a Time type variable */
1900 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1901
1902 if (t2 >= TIME_HALF)
1903 /* t2 is in the second half so t1 might wrap around and be smaller than
1904 t2 */
1905 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1906 else
1907 /* t2 is in the first half so t1 has to come after it */
1908 return t1 >= t2 && t1 < (t2 + TIME_HALF);
1909 }
my patches for the openbox window manager
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