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do try_configure to find out what width the window will actually be, before adjust...
[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);
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);
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);
1450 }
1451 else if (msgtype == prop_atoms.net_wm_strut) {
1452 client_update_strut(client);
1453 }
1454 else if (msgtype == prop_atoms.net_wm_icon) {
1455 client_update_icons(client);
1456 }
1457 else if (msgtype == prop_atoms.net_wm_icon_geometry) {
1458 client_update_icon_geometry(client);
1459 }
1460 else if (msgtype == prop_atoms.net_wm_user_time) {
1461 client_update_user_time(client);
1462 }
1463 else if (msgtype == prop_atoms.net_wm_user_time_window) {
1464 client_update_user_time_window(client);
1465 }
1466 #ifdef SYNC
1467 else if (msgtype == prop_atoms.net_wm_sync_request_counter) {
1468 client_update_sync_request_counter(client);
1469 }
1470 #endif
1471 break;
1472 case ColormapNotify:
1473 client_update_colormap(client, e->xcolormap.colormap);
1474 break;
1475 default:
1476 ;
1477 #ifdef SHAPE
1478 if (extensions_shape && e->type == extensions_shape_event_basep) {
1479 client->shaped = ((XShapeEvent*)e)->shaped;
1480 frame_adjust_shape(client->frame);
1481 }
1482 #endif
1483 }
1484 }
1485
1486 static void event_handle_dock(ObDock *s, XEvent *e)
1487 {
1488 switch (e->type) {
1489 case ButtonPress:
1490 if (e->xbutton.button == 1)
1491 stacking_raise(DOCK_AS_WINDOW(s));
1492 else if (e->xbutton.button == 2)
1493 stacking_lower(DOCK_AS_WINDOW(s));
1494 break;
1495 case EnterNotify:
1496 dock_hide(FALSE);
1497 break;
1498 case LeaveNotify:
1499 dock_hide(TRUE);
1500 break;
1501 }
1502 }
1503
1504 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1505 {
1506 switch (e->type) {
1507 case MotionNotify:
1508 dock_app_drag(app, &e->xmotion);
1509 break;
1510 case UnmapNotify:
1511 if (app->ignore_unmaps) {
1512 app->ignore_unmaps--;
1513 break;
1514 }
1515 dock_remove(app, TRUE);
1516 break;
1517 case DestroyNotify:
1518 dock_remove(app, FALSE);
1519 break;
1520 case ReparentNotify:
1521 dock_remove(app, FALSE);
1522 break;
1523 case ConfigureNotify:
1524 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1525 break;
1526 }
1527 }
1528
1529 static ObMenuFrame* find_active_menu()
1530 {
1531 GList *it;
1532 ObMenuFrame *ret = NULL;
1533
1534 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1535 ret = it->data;
1536 if (ret->selected)
1537 break;
1538 ret = NULL;
1539 }
1540 return ret;
1541 }
1542
1543 static ObMenuFrame* find_active_or_last_menu()
1544 {
1545 ObMenuFrame *ret = NULL;
1546
1547 ret = find_active_menu();
1548 if (!ret && menu_frame_visible)
1549 ret = menu_frame_visible->data;
1550 return ret;
1551 }
1552
1553 static gboolean event_handle_menu_keyboard(XEvent *ev)
1554 {
1555 guint keycode, state;
1556 gunichar unikey;
1557 ObMenuFrame *frame;
1558 gboolean ret = TRUE;
1559
1560 keycode = ev->xkey.keycode;
1561 state = ev->xkey.state;
1562 unikey = translate_unichar(keycode);
1563
1564 frame = find_active_or_last_menu();
1565 if (frame == NULL)
1566 ret = FALSE;
1567
1568 else if (keycode == ob_keycode(OB_KEY_ESCAPE) && state == 0) {
1569 /* Escape goes to the parent menu or closes the last one */
1570 if (frame->parent)
1571 menu_frame_select(frame, NULL, TRUE);
1572 else
1573 menu_frame_hide_all();
1574 }
1575
1576 else if (keycode == ob_keycode(OB_KEY_RETURN) && (state == 0 ||
1577 state == ControlMask))
1578 {
1579 /* Enter runs the active item or goes into the submenu.
1580 Control-Enter runs it without closing the menu. */
1581 if (frame->child)
1582 menu_frame_select_next(frame->child);
1583 else if (frame->selected)
1584 menu_entry_frame_execute(frame->selected, state, ev->xkey.time);
1585 }
1586
1587 else if (keycode == ob_keycode(OB_KEY_LEFT) && ev->xkey.state == 0) {
1588 /* Left goes to the parent menu */
1589 menu_frame_select(frame, NULL, TRUE);
1590 }
1591
1592 else if (keycode == ob_keycode(OB_KEY_RIGHT) && ev->xkey.state == 0) {
1593 /* Right goes to the selected submenu */
1594 if (frame->child) menu_frame_select_next(frame->child);
1595 }
1596
1597 else if (keycode == ob_keycode(OB_KEY_UP) && state == 0) {
1598 menu_frame_select_previous(frame);
1599 }
1600
1601 else if (keycode == ob_keycode(OB_KEY_DOWN) && state == 0) {
1602 menu_frame_select_next(frame);
1603 }
1604
1605 /* keyboard accelerator shortcuts. (allow controlmask) */
1606 else if ((ev->xkey.state & ~ControlMask) == 0 &&
1607 /* was it a valid key? */
1608 unikey != 0 &&
1609 /* don't bother if the menu is empty. */
1610 frame->entries)
1611 {
1612 GList *start;
1613 GList *it;
1614 ObMenuEntryFrame *found = NULL;
1615 guint num_found = 0;
1616
1617 /* start after the selected one */
1618 start = frame->entries;
1619 if (frame->selected) {
1620 for (it = start; frame->selected != it->data; it = g_list_next(it))
1621 g_assert(it != NULL); /* nothing was selected? */
1622 /* next with wraparound */
1623 start = g_list_next(it);
1624 if (start == NULL) start = frame->entries;
1625 }
1626
1627 it = start;
1628 do {
1629 ObMenuEntryFrame *e = it->data;
1630 gunichar entrykey = 0;
1631
1632 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1633 entrykey = e->entry->data.normal.shortcut;
1634 else if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1635 entrykey = e->entry->data.submenu.submenu->shortcut;
1636
1637 if (unikey == entrykey) {
1638 if (found == NULL) found = e;
1639 ++num_found;
1640 }
1641
1642 /* next with wraparound */
1643 it = g_list_next(it);
1644 if (it == NULL) it = frame->entries;
1645 } while (it != start);
1646
1647 if (found) {
1648 if (found->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1649 num_found == 1)
1650 {
1651 menu_frame_select(frame, found, TRUE);
1652 usleep(50000); /* highlight the item for a short bit so the
1653 user can see what happened */
1654 menu_entry_frame_execute(found, state, ev->xkey.time);
1655 } else {
1656 menu_frame_select(frame, found, TRUE);
1657 if (num_found == 1)
1658 menu_frame_select_next(frame->child);
1659 }
1660 } else
1661 ret = FALSE;
1662 }
1663 else
1664 ret = FALSE;
1665
1666 return ret;
1667 }
1668
1669 static gboolean event_handle_menu(XEvent *ev)
1670 {
1671 ObMenuFrame *f;
1672 ObMenuEntryFrame *e;
1673 gboolean ret = TRUE;
1674
1675 switch (ev->type) {
1676 case ButtonRelease:
1677 if ((ev->xbutton.button < 4 || ev->xbutton.button > 5)
1678 && menu_can_hide)
1679 {
1680 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1681 ev->xbutton.y_root)))
1682 menu_entry_frame_execute(e, ev->xbutton.state,
1683 ev->xbutton.time);
1684 else
1685 menu_frame_hide_all();
1686 }
1687 break;
1688 case EnterNotify:
1689 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1690 if (e->ignore_enters)
1691 --e->ignore_enters;
1692 else
1693 menu_frame_select(e->frame, e, FALSE);
1694 }
1695 break;
1696 case LeaveNotify:
1697 /*ignore leaves when we're already in the window */
1698 if (ev->xcrossing.detail == NotifyInferior)
1699 break;
1700
1701 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1702 (f = find_active_menu()) && f->selected == e &&
1703 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1704 {
1705 menu_frame_select(e->frame, NULL, FALSE);
1706 }
1707 break;
1708 case MotionNotify:
1709 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1710 ev->xmotion.y_root)))
1711 menu_frame_select(e->frame, e, FALSE);
1712 break;
1713 case KeyPress:
1714 ret = event_handle_menu_keyboard(ev);
1715 break;
1716 }
1717 return ret;
1718 }
1719
1720 static void event_handle_user_input(ObClient *client, XEvent *e)
1721 {
1722 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
1723 e->type == MotionNotify || e->type == KeyPress ||
1724 e->type == KeyRelease);
1725
1726 if (menu_frame_visible) {
1727 if (event_handle_menu(e))
1728 /* don't use the event if the menu used it, but if the menu
1729 didn't use it and it's a keypress that is bound, it will
1730 close the menu and be used */
1731 return;
1732 }
1733
1734 /* if the keyboard interactive action uses the event then dont
1735 use it for bindings. likewise is moveresize uses the event. */
1736 if (!keyboard_process_interactive_grab(e, &client) &&
1737 !(moveresize_in_progress && moveresize_event(e)))
1738 {
1739 if (moveresize_in_progress)
1740 /* make further actions work on the client being
1741 moved/resized */
1742 client = moveresize_client;
1743
1744 menu_can_hide = FALSE;
1745 ob_main_loop_timeout_add(ob_main_loop,
1746 config_menu_hide_delay * 1000,
1747 menu_hide_delay_func,
1748 NULL, g_direct_equal, NULL);
1749
1750 if (e->type == ButtonPress ||
1751 e->type == ButtonRelease ||
1752 e->type == MotionNotify)
1753 {
1754 /* the frame may not be "visible" but they can still click on it
1755 in the case where it is animating before disappearing */
1756 if (!client || !frame_iconify_animating(client->frame))
1757 mouse_event(client, e);
1758 } else if (e->type == KeyPress) {
1759 keyboard_event((focus_cycle_target ? focus_cycle_target :
1760 (client ? client : focus_client)), e);
1761 }
1762 }
1763 }
1764
1765 static gboolean menu_hide_delay_func(gpointer data)
1766 {
1767 menu_can_hide = TRUE;
1768 return FALSE; /* no repeat */
1769 }
1770
1771 static void focus_delay_dest(gpointer data)
1772 {
1773 g_free(data);
1774 }
1775
1776 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1777 {
1778 const ObFocusDelayData *f1 = d1;
1779 return f1->client == d2;
1780 }
1781
1782 static gboolean focus_delay_func(gpointer data)
1783 {
1784 ObFocusDelayData *d = data;
1785 Time old = event_curtime;
1786
1787 event_curtime = d->time;
1788 if (focus_client != d->client) {
1789 if (client_focus(d->client) && config_focus_raise)
1790 stacking_raise(CLIENT_AS_WINDOW(d->client));
1791 }
1792 event_curtime = old;
1793 return FALSE; /* no repeat */
1794 }
1795
1796 static void focus_delay_client_dest(ObClient *client, gpointer data)
1797 {
1798 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1799 client, FALSE);
1800 }
1801
1802 void event_halt_focus_delay()
1803 {
1804 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1805 }
1806
1807 static Bool event_look_for_enters(Display *d, XEvent *e, XPointer arg)
1808 {
1809 if (e->type == EnterNotify &&
1810 /* these types aren't used for focusing */
1811 !(e->xcrossing.mode == NotifyGrab ||
1812 e->xcrossing.mode == NotifyUngrab ||
1813 e->xcrossing.detail == NotifyInferior))
1814 {
1815 ObWindow *win;
1816
1817 /* found an enter for that leave, ignore it if it's going to
1818 another window */
1819 win = g_hash_table_lookup(window_map, &e->xany.window);
1820 if (win && WINDOW_IS_CLIENT(win))
1821 ++ignore_enter_focus;
1822 }
1823 return False; /* don't disrupt the queue order, just count them */
1824 }
1825
1826 void event_ignore_all_queued_enters()
1827 {
1828 XEvent e;
1829
1830 XSync(ob_display, FALSE);
1831
1832 /* count the events without disrupting them */
1833 ignore_enter_focus = 0;
1834 XCheckIfEvent(ob_display, &e, event_look_for_enters, NULL);
1835 }
1836
1837 static gboolean is_enter_focus_event_ignored(XEvent *e)
1838 {
1839 g_assert(e->type == EnterNotify &&
1840 !(e->xcrossing.mode == NotifyGrab ||
1841 e->xcrossing.mode == NotifyUngrab ||
1842 e->xcrossing.detail == NotifyInferior));
1843
1844 ob_debug_type(OB_DEBUG_FOCUS, "# enters ignored: %d\n",
1845 ignore_enter_focus);
1846
1847 if (ignore_enter_focus) {
1848 --ignore_enter_focus;
1849 return TRUE;
1850 }
1851 return FALSE;
1852 }
1853
1854 void event_cancel_all_key_grabs()
1855 {
1856 if (keyboard_interactively_grabbed())
1857 keyboard_interactive_cancel();
1858 else if (menu_frame_visible)
1859 menu_frame_hide_all();
1860 else if (grab_on_keyboard())
1861 ungrab_keyboard();
1862 else
1863 /* If we don't have the keyboard grabbed, then ungrab it with
1864 XUngrabKeyboard, so that there is not a passive grab left
1865 on from the KeyPress. If the grab is left on, and focus
1866 moves during that time, it will be NotifyWhileGrabbed, and
1867 applications like to ignore those! */
1868 if (!keyboard_interactively_grabbed())
1869 XUngrabKeyboard(ob_display, CurrentTime);
1870
1871 }
1872
1873 gboolean event_time_after(Time t1, Time t2)
1874 {
1875 g_assert(t1 != CurrentTime);
1876 g_assert(t2 != CurrentTime);
1877
1878 /*
1879 Timestamp values wrap around (after about 49.7 days). The server, given
1880 its current time is represented by timestamp T, always interprets
1881 timestamps from clients by treating half of the timestamp space as being
1882 later in time than T.
1883 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1884 */
1885
1886 /* TIME_HALF is half of the number space of a Time type variable */
1887 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1888
1889 if (t2 >= TIME_HALF)
1890 /* t2 is in the second half so t1 might wrap around and be smaller than
1891 t2 */
1892 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1893 else
1894 /* t2 is in the first half so t1 has to come after it */
1895 return t1 >= t2 && t1 < (t2 + TIME_HALF);
1896 }
my patches for the openbox window manager
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