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when compressing motion events use both xy and rootxy
[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 desktop %d wmstate %d visibile %d\n",
1012 screen_desktop, client->wmstate, client->frame->visible);
1013
1014 if (e->xconfigurerequest.value_mask & CWBorderWidth)
1015 if (client->border_width != e->xconfigurerequest.border_width) {
1016 b = e->xconfigurerequest.border_width;
1017 border = TRUE;
1018 }
1019
1020
1021 if (e->xconfigurerequest.value_mask & CWStackMode) {
1022 ObClient *sibling = NULL;
1023
1024 /* get the sibling */
1025 if (e->xconfigurerequest.value_mask & CWSibling) {
1026 ObWindow *win;
1027 win = g_hash_table_lookup(window_map,
1028 &e->xconfigurerequest.above);
1029 if (WINDOW_IS_CLIENT(win) && WINDOW_AS_CLIENT(win) != client)
1030 sibling = WINDOW_AS_CLIENT(win);
1031 }
1032
1033 /* activate it rather than just focus it */
1034 stacking_restack_request(client, sibling,
1035 e->xconfigurerequest.detail, TRUE);
1036
1037 /* if a stacking change moves the window without resizing */
1038 move = TRUE;
1039 }
1040
1041 if (e->xconfigurerequest.value_mask & CWX ||
1042 e->xconfigurerequest.value_mask & CWY ||
1043 e->xconfigurerequest.value_mask & CWWidth ||
1044 e->xconfigurerequest.value_mask & CWHeight)
1045 {
1046 if (e->xconfigurerequest.value_mask & CWX) {
1047 /* don't allow clients to move shaded windows (fvwm does this)
1048 */
1049 if (!client->shaded)
1050 x = e->xconfigurerequest.x;
1051 move = TRUE;
1052 }
1053 if (e->xconfigurerequest.value_mask & CWY) {
1054 /* don't allow clients to move shaded windows (fvwm does this)
1055 */
1056 if (!client->shaded)
1057 y = e->xconfigurerequest.y;
1058 move = TRUE;
1059 }
1060
1061 if (e->xconfigurerequest.value_mask & CWWidth) {
1062 w = e->xconfigurerequest.width;
1063 resize = TRUE;
1064
1065 /* if x was not given, then use gravity to figure out the new
1066 x. the reference point should not be moved */
1067 if (!(e->xconfigurerequest.value_mask & CWX))
1068 client_gravity_resize_w(client, &x, client->area.width, w);
1069 }
1070 if (e->xconfigurerequest.value_mask & CWHeight) {
1071 h = e->xconfigurerequest.height;
1072 resize = TRUE;
1073
1074 /* if y was not given, then use gravity to figure out the new
1075 y. the reference point should not be moved */
1076 if (!(e->xconfigurerequest.value_mask & CWY))
1077 client_gravity_resize_h(client, &y, client->area.height,h);
1078 }
1079 }
1080
1081 ob_debug("ConfigureRequest x(%d) %d y(%d) %d w(%d) %d h(%d) %d "
1082 "move %d resize %d\n",
1083 e->xconfigurerequest.value_mask & CWX, x,
1084 e->xconfigurerequest.value_mask & CWY, y,
1085 e->xconfigurerequest.value_mask & CWWidth, w,
1086 e->xconfigurerequest.value_mask & CWHeight, h,
1087 move, resize);
1088
1089 /* check for broken apps moving to their root position
1090
1091 XXX remove this some day...that would be nice. right now all
1092 kde apps do this when they try activate themselves on another
1093 desktop. eg. open amarok window on desktop 1, switch to desktop
1094 2, click amarok tray icon. it will move by its decoration size.
1095 */
1096 if (move && !resize &&
1097 x != client->area.x &&
1098 x == (client->frame->area.x + client->frame->size.left -
1099 (gint)client->border_width) &&
1100 y != client->area.y &&
1101 y == (client->frame->area.y + client->frame->size.top -
1102 (gint)client->border_width))
1103 {
1104 ob_debug_type(OB_DEBUG_APP_BUGS,
1105 "Application %s is trying to move via "
1106 "ConfigureRequest to it's root window position "
1107 "but it is not using StaticGravity\n",
1108 client->title);
1109 /* don't move it */
1110 x = client->area.x;
1111 y = client->area.y;
1112
1113 /* they still requested a move, so don't change whether a
1114 notify is sent or not */
1115 }
1116
1117 if (move || resize || border) {
1118 gint lw,lh;
1119
1120 if (move || resize) {
1121 client_find_onscreen(client, &x, &y, w, h, FALSE);
1122 client_try_configure(client, &x, &y, &w, &h, &lw, &lh, FALSE);
1123 }
1124 /* if they requested something that moves the window, or if
1125 the window is actually being changed then configure it and
1126 send a configure notify to them */
1127 if (move || !RECT_EQUAL_DIMS(client->area, x, y, w, h) ||
1128 border)
1129 {
1130 ob_debug("Doing configure\n");
1131 client_configure(client, x, y, w, h, b, FALSE, TRUE);
1132 }
1133
1134 /* ignore enter events caused by these like ob actions do */
1135 event_ignore_all_queued_enters();
1136 }
1137 break;
1138 }
1139 case UnmapNotify:
1140 if (client->ignore_unmaps) {
1141 client->ignore_unmaps--;
1142 break;
1143 }
1144 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1145 "ignores left %d\n",
1146 client->window, e->xunmap.event, e->xunmap.from_configure,
1147 client->ignore_unmaps);
1148 client_unmanage(client);
1149 break;
1150 case DestroyNotify:
1151 ob_debug("DestroyNotify for window 0x%x\n", client->window);
1152 client_unmanage(client);
1153 break;
1154 case ReparentNotify:
1155 /* this is when the client is first taken captive in the frame */
1156 if (e->xreparent.parent == client->frame->plate) break;
1157
1158 /*
1159 This event is quite rare and is usually handled in unmapHandler.
1160 However, if the window is unmapped when the reparent event occurs,
1161 the window manager never sees it because an unmap event is not sent
1162 to an already unmapped window.
1163 */
1164
1165 /* we don't want the reparent event, put it back on the stack for the
1166 X server to deal with after we unmanage the window */
1167 XPutBackEvent(ob_display, e);
1168
1169 ob_debug("ReparentNotify for window 0x%x\n", client->window);
1170 client_unmanage(client);
1171 break;
1172 case MapRequest:
1173 ob_debug("MapRequest for 0x%lx\n", client->window);
1174 if (!client->iconic) break; /* this normally doesn't happen, but if it
1175 does, we don't want it!
1176 it can happen now when the window is on
1177 another desktop, but we still don't
1178 want it! */
1179 client_activate(client, FALSE, TRUE);
1180 break;
1181 case ClientMessage:
1182 /* validate cuz we query stuff off the client here */
1183 if (!client_validate(client)) break;
1184
1185 if (e->xclient.format != 32) return;
1186
1187 msgtype = e->xclient.message_type;
1188 if (msgtype == prop_atoms.wm_change_state) {
1189 /* compress changes into a single change */
1190 while (XCheckTypedWindowEvent(ob_display, client->window,
1191 e->type, &ce)) {
1192 /* XXX: it would be nice to compress ALL messages of a
1193 type, not just messages in a row without other
1194 message types between. */
1195 if (ce.xclient.message_type != msgtype) {
1196 XPutBackEvent(ob_display, &ce);
1197 break;
1198 }
1199 e->xclient = ce.xclient;
1200 }
1201 client_set_wm_state(client, e->xclient.data.l[0]);
1202 } else if (msgtype == prop_atoms.net_wm_desktop) {
1203 /* compress changes into a single change */
1204 while (XCheckTypedWindowEvent(ob_display, client->window,
1205 e->type, &ce)) {
1206 /* XXX: it would be nice to compress ALL messages of a
1207 type, not just messages in a row without other
1208 message types between. */
1209 if (ce.xclient.message_type != msgtype) {
1210 XPutBackEvent(ob_display, &ce);
1211 break;
1212 }
1213 e->xclient = ce.xclient;
1214 }
1215 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
1216 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
1217 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
1218 FALSE);
1219 } else if (msgtype == prop_atoms.net_wm_state) {
1220 /* can't compress these */
1221 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
1222 (e->xclient.data.l[0] == 0 ? "Remove" :
1223 e->xclient.data.l[0] == 1 ? "Add" :
1224 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1225 e->xclient.data.l[1], e->xclient.data.l[2],
1226 client->window);
1227 client_set_state(client, e->xclient.data.l[0],
1228 e->xclient.data.l[1], e->xclient.data.l[2]);
1229
1230 /* ignore enter events caused by these like ob actions do */
1231 event_ignore_all_queued_enters();
1232 } else if (msgtype == prop_atoms.net_close_window) {
1233 ob_debug("net_close_window for 0x%lx\n", client->window);
1234 client_close(client);
1235 } else if (msgtype == prop_atoms.net_active_window) {
1236 ob_debug("net_active_window for 0x%lx source=%s\n",
1237 client->window,
1238 (e->xclient.data.l[0] == 0 ? "unknown" :
1239 (e->xclient.data.l[0] == 1 ? "application" :
1240 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1241 /* XXX make use of data.l[2] !? */
1242 if (e->xclient.data.l[0] == 1 || e->xclient.data.l[0] == 2) {
1243 event_curtime = e->xclient.data.l[1];
1244 if (event_curtime == 0)
1245 ob_debug_type(OB_DEBUG_APP_BUGS,
1246 "_NET_ACTIVE_WINDOW message for window %s is"
1247 " missing a timestamp\n", client->title);
1248 } else
1249 ob_debug_type(OB_DEBUG_APP_BUGS,
1250 "_NET_ACTIVE_WINDOW message for window %s is "
1251 "missing source indication\n");
1252 client_activate(client, FALSE,
1253 (e->xclient.data.l[0] == 0 ||
1254 e->xclient.data.l[0] == 2));
1255 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1256 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1257 client->window, e->xclient.data.l[2]);
1258 if ((Atom)e->xclient.data.l[2] ==
1259 prop_atoms.net_wm_moveresize_size_topleft ||
1260 (Atom)e->xclient.data.l[2] ==
1261 prop_atoms.net_wm_moveresize_size_top ||
1262 (Atom)e->xclient.data.l[2] ==
1263 prop_atoms.net_wm_moveresize_size_topright ||
1264 (Atom)e->xclient.data.l[2] ==
1265 prop_atoms.net_wm_moveresize_size_right ||
1266 (Atom)e->xclient.data.l[2] ==
1267 prop_atoms.net_wm_moveresize_size_right ||
1268 (Atom)e->xclient.data.l[2] ==
1269 prop_atoms.net_wm_moveresize_size_bottomright ||
1270 (Atom)e->xclient.data.l[2] ==
1271 prop_atoms.net_wm_moveresize_size_bottom ||
1272 (Atom)e->xclient.data.l[2] ==
1273 prop_atoms.net_wm_moveresize_size_bottomleft ||
1274 (Atom)e->xclient.data.l[2] ==
1275 prop_atoms.net_wm_moveresize_size_left ||
1276 (Atom)e->xclient.data.l[2] ==
1277 prop_atoms.net_wm_moveresize_move ||
1278 (Atom)e->xclient.data.l[2] ==
1279 prop_atoms.net_wm_moveresize_size_keyboard ||
1280 (Atom)e->xclient.data.l[2] ==
1281 prop_atoms.net_wm_moveresize_move_keyboard) {
1282
1283 moveresize_start(client, e->xclient.data.l[0],
1284 e->xclient.data.l[1], e->xclient.data.l[3],
1285 e->xclient.data.l[2]);
1286 }
1287 else if ((Atom)e->xclient.data.l[2] ==
1288 prop_atoms.net_wm_moveresize_cancel)
1289 moveresize_end(TRUE);
1290 } else if (msgtype == prop_atoms.net_moveresize_window) {
1291 gint ograv, x, y, w, h;
1292
1293 ograv = client->gravity;
1294
1295 if (e->xclient.data.l[0] & 0xff)
1296 client->gravity = e->xclient.data.l[0] & 0xff;
1297
1298 if (e->xclient.data.l[0] & 1 << 8)
1299 x = e->xclient.data.l[1];
1300 else
1301 x = client->area.x;
1302 if (e->xclient.data.l[0] & 1 << 9)
1303 y = e->xclient.data.l[2];
1304 else
1305 y = client->area.y;
1306
1307 if (e->xclient.data.l[0] & 1 << 10) {
1308 w = e->xclient.data.l[3];
1309
1310 /* if x was not given, then use gravity to figure out the new
1311 x. the reference point should not be moved */
1312 if (!(e->xclient.data.l[0] & 1 << 8))
1313 client_gravity_resize_w(client, &x, client->area.width, w);
1314 }
1315 else
1316 w = client->area.width;
1317
1318 if (e->xclient.data.l[0] & 1 << 11) {
1319 h = e->xclient.data.l[4];
1320
1321 /* if y was not given, then use gravity to figure out the new
1322 y. the reference point should not be moved */
1323 if (!(e->xclient.data.l[0] & 1 << 9))
1324 client_gravity_resize_h(client, &y, client->area.height,h);
1325 }
1326 else
1327 h = client->area.height;
1328
1329 ob_debug("MOVERESIZE x %d %d y %d %d (gravity %d)\n",
1330 e->xclient.data.l[0] & 1 << 8, x,
1331 e->xclient.data.l[0] & 1 << 9, y,
1332 client->gravity);
1333
1334 client_find_onscreen(client, &x, &y, w, h, FALSE);
1335
1336 client_configure(client, x, y, w, h, client->border_width,
1337 FALSE, TRUE);
1338
1339 client->gravity = ograv;
1340
1341 /* ignore enter events caused by these like ob actions do */
1342 event_ignore_all_queued_enters();
1343 } else if (msgtype == prop_atoms.net_restack_window) {
1344 if (e->xclient.data.l[0] != 2) {
1345 ob_debug_type(OB_DEBUG_APP_BUGS,
1346 "_NET_RESTACK_WINDOW sent for window %s with "
1347 "invalid source indication %ld\n",
1348 client->title, e->xclient.data.l[0]);
1349 } else {
1350 ObClient *sibling = NULL;
1351 if (e->xclient.data.l[1]) {
1352 ObWindow *win = g_hash_table_lookup
1353 (window_map, &e->xclient.data.l[1]);
1354 if (WINDOW_IS_CLIENT(win) &&
1355 WINDOW_AS_CLIENT(win) != client)
1356 {
1357 sibling = WINDOW_AS_CLIENT(win);
1358 }
1359 if (sibling == NULL)
1360 ob_debug_type(OB_DEBUG_APP_BUGS,
1361 "_NET_RESTACK_WINDOW sent for window %s "
1362 "with invalid sibling 0x%x\n",
1363 client->title, e->xclient.data.l[1]);
1364 }
1365 if (e->xclient.data.l[2] == Below ||
1366 e->xclient.data.l[2] == BottomIf ||
1367 e->xclient.data.l[2] == Above ||
1368 e->xclient.data.l[2] == TopIf ||
1369 e->xclient.data.l[2] == Opposite)
1370 {
1371 /* just raise, don't activate */
1372 stacking_restack_request(client, sibling,
1373 e->xclient.data.l[2], FALSE);
1374 /* send a synthetic ConfigureNotify, cuz this is supposed
1375 to be like a ConfigureRequest. */
1376 client_reconfigure(client);
1377 } else
1378 ob_debug_type(OB_DEBUG_APP_BUGS,
1379 "_NET_RESTACK_WINDOW sent for window %s "
1380 "with invalid detail %d\n",
1381 client->title, e->xclient.data.l[2]);
1382 }
1383 }
1384 break;
1385 case PropertyNotify:
1386 /* validate cuz we query stuff off the client here */
1387 if (!client_validate(client)) break;
1388
1389 /* compress changes to a single property into a single change */
1390 while (XCheckTypedWindowEvent(ob_display, client->window,
1391 e->type, &ce)) {
1392 Atom a, b;
1393
1394 /* XXX: it would be nice to compress ALL changes to a property,
1395 not just changes in a row without other props between. */
1396
1397 a = ce.xproperty.atom;
1398 b = e->xproperty.atom;
1399
1400 if (a == b)
1401 continue;
1402 if ((a == prop_atoms.net_wm_name ||
1403 a == prop_atoms.wm_name ||
1404 a == prop_atoms.net_wm_icon_name ||
1405 a == prop_atoms.wm_icon_name)
1406 &&
1407 (b == prop_atoms.net_wm_name ||
1408 b == prop_atoms.wm_name ||
1409 b == prop_atoms.net_wm_icon_name ||
1410 b == prop_atoms.wm_icon_name)) {
1411 continue;
1412 }
1413 if (a == prop_atoms.net_wm_icon &&
1414 b == prop_atoms.net_wm_icon)
1415 continue;
1416
1417 XPutBackEvent(ob_display, &ce);
1418 break;
1419 }
1420
1421 msgtype = e->xproperty.atom;
1422 if (msgtype == XA_WM_NORMAL_HINTS) {
1423 client_update_normal_hints(client);
1424 /* normal hints can make a window non-resizable */
1425 client_setup_decor_and_functions(client);
1426 } else if (msgtype == XA_WM_HINTS) {
1427 client_update_wmhints(client);
1428 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1429 client_update_transient_for(client);
1430 client_get_type_and_transientness(client);
1431 /* type may have changed, so update the layer */
1432 client_calc_layer(client);
1433 client_setup_decor_and_functions(client);
1434 } else if (msgtype == prop_atoms.net_wm_name ||
1435 msgtype == prop_atoms.wm_name ||
1436 msgtype == prop_atoms.net_wm_icon_name ||
1437 msgtype == prop_atoms.wm_icon_name) {
1438 client_update_title(client);
1439 } else if (msgtype == prop_atoms.wm_protocols) {
1440 client_update_protocols(client);
1441 client_setup_decor_and_functions(client);
1442 }
1443 else if (msgtype == prop_atoms.net_wm_strut) {
1444 client_update_strut(client);
1445 }
1446 else if (msgtype == prop_atoms.net_wm_icon) {
1447 client_update_icons(client);
1448 }
1449 else if (msgtype == prop_atoms.net_wm_icon_geometry) {
1450 client_update_icon_geometry(client);
1451 }
1452 else if (msgtype == prop_atoms.net_wm_user_time) {
1453 client_update_user_time(client);
1454 }
1455 else if (msgtype == prop_atoms.net_wm_user_time_window) {
1456 client_update_user_time_window(client);
1457 }
1458 #ifdef SYNC
1459 else if (msgtype == prop_atoms.net_wm_sync_request_counter) {
1460 client_update_sync_request_counter(client);
1461 }
1462 #endif
1463 break;
1464 case ColormapNotify:
1465 client_update_colormap(client, e->xcolormap.colormap);
1466 break;
1467 default:
1468 ;
1469 #ifdef SHAPE
1470 if (extensions_shape && e->type == extensions_shape_event_basep) {
1471 client->shaped = ((XShapeEvent*)e)->shaped;
1472 frame_adjust_shape(client->frame);
1473 }
1474 #endif
1475 }
1476 }
1477
1478 static void event_handle_dock(ObDock *s, XEvent *e)
1479 {
1480 switch (e->type) {
1481 case ButtonPress:
1482 if (e->xbutton.button == 1)
1483 stacking_raise(DOCK_AS_WINDOW(s));
1484 else if (e->xbutton.button == 2)
1485 stacking_lower(DOCK_AS_WINDOW(s));
1486 break;
1487 case EnterNotify:
1488 dock_hide(FALSE);
1489 break;
1490 case LeaveNotify:
1491 dock_hide(TRUE);
1492 break;
1493 }
1494 }
1495
1496 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1497 {
1498 switch (e->type) {
1499 case MotionNotify:
1500 dock_app_drag(app, &e->xmotion);
1501 break;
1502 case UnmapNotify:
1503 if (app->ignore_unmaps) {
1504 app->ignore_unmaps--;
1505 break;
1506 }
1507 dock_remove(app, TRUE);
1508 break;
1509 case DestroyNotify:
1510 dock_remove(app, FALSE);
1511 break;
1512 case ReparentNotify:
1513 dock_remove(app, FALSE);
1514 break;
1515 case ConfigureNotify:
1516 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1517 break;
1518 }
1519 }
1520
1521 static ObMenuFrame* find_active_menu()
1522 {
1523 GList *it;
1524 ObMenuFrame *ret = NULL;
1525
1526 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1527 ret = it->data;
1528 if (ret->selected)
1529 break;
1530 ret = NULL;
1531 }
1532 return ret;
1533 }
1534
1535 static ObMenuFrame* find_active_or_last_menu()
1536 {
1537 ObMenuFrame *ret = NULL;
1538
1539 ret = find_active_menu();
1540 if (!ret && menu_frame_visible)
1541 ret = menu_frame_visible->data;
1542 return ret;
1543 }
1544
1545 static gboolean event_handle_menu_keyboard(XEvent *ev)
1546 {
1547 guint keycode, state;
1548 gunichar unikey;
1549 ObMenuFrame *frame;
1550 gboolean ret = TRUE;
1551
1552 keycode = ev->xkey.keycode;
1553 state = ev->xkey.state;
1554 unikey = translate_unichar(keycode);
1555
1556 frame = find_active_or_last_menu();
1557 if (frame == NULL)
1558 ret = FALSE;
1559
1560 else if (keycode == ob_keycode(OB_KEY_ESCAPE) && state == 0) {
1561 /* Escape goes to the parent menu or closes the last one */
1562 if (frame->parent)
1563 menu_frame_select(frame, NULL, TRUE);
1564 else
1565 menu_frame_hide_all();
1566 }
1567
1568 else if (keycode == ob_keycode(OB_KEY_RETURN) && (state == 0 ||
1569 state == ControlMask))
1570 {
1571 /* Enter runs the active item or goes into the submenu.
1572 Control-Enter runs it without closing the menu. */
1573 if (frame->child)
1574 menu_frame_select_next(frame->child);
1575 else if (frame->selected)
1576 menu_entry_frame_execute(frame->selected, state, ev->xkey.time);
1577 }
1578
1579 else if (keycode == ob_keycode(OB_KEY_LEFT) && ev->xkey.state == 0) {
1580 /* Left goes to the parent menu */
1581 menu_frame_select(frame, NULL, TRUE);
1582 }
1583
1584 else if (keycode == ob_keycode(OB_KEY_RIGHT) && ev->xkey.state == 0) {
1585 /* Right goes to the selected submenu */
1586 if (frame->child) menu_frame_select_next(frame->child);
1587 }
1588
1589 else if (keycode == ob_keycode(OB_KEY_UP) && state == 0) {
1590 menu_frame_select_previous(frame);
1591 }
1592
1593 else if (keycode == ob_keycode(OB_KEY_DOWN) && state == 0) {
1594 menu_frame_select_next(frame);
1595 }
1596
1597 /* keyboard accelerator shortcuts. (allow controlmask) */
1598 else if ((ev->xkey.state & ~ControlMask) == 0 &&
1599 /* was it a valid key? */
1600 unikey != 0 &&
1601 /* don't bother if the menu is empty. */
1602 frame->entries)
1603 {
1604 GList *start;
1605 GList *it;
1606 ObMenuEntryFrame *found = NULL;
1607 guint num_found = 0;
1608
1609 /* start after the selected one */
1610 start = frame->entries;
1611 if (frame->selected) {
1612 for (it = start; frame->selected != it->data; it = g_list_next(it))
1613 g_assert(it != NULL); /* nothing was selected? */
1614 /* next with wraparound */
1615 start = g_list_next(it);
1616 if (start == NULL) start = frame->entries;
1617 }
1618
1619 it = start;
1620 do {
1621 ObMenuEntryFrame *e = it->data;
1622 gunichar entrykey = 0;
1623
1624 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1625 entrykey = e->entry->data.normal.shortcut;
1626 else if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1627 entrykey = e->entry->data.submenu.submenu->shortcut;
1628
1629 if (unikey == entrykey) {
1630 if (found == NULL) found = e;
1631 ++num_found;
1632 }
1633
1634 /* next with wraparound */
1635 it = g_list_next(it);
1636 if (it == NULL) it = frame->entries;
1637 } while (it != start);
1638
1639 if (found) {
1640 if (found->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1641 num_found == 1)
1642 {
1643 menu_frame_select(frame, found, TRUE);
1644 usleep(50000); /* highlight the item for a short bit so the
1645 user can see what happened */
1646 menu_entry_frame_execute(found, state, ev->xkey.time);
1647 } else {
1648 menu_frame_select(frame, found, TRUE);
1649 if (num_found == 1)
1650 menu_frame_select_next(frame->child);
1651 }
1652 } else
1653 ret = FALSE;
1654 }
1655 else
1656 ret = FALSE;
1657
1658 return ret;
1659 }
1660
1661 static gboolean event_handle_menu(XEvent *ev)
1662 {
1663 ObMenuFrame *f;
1664 ObMenuEntryFrame *e;
1665 gboolean ret = TRUE;
1666
1667 switch (ev->type) {
1668 case ButtonRelease:
1669 if ((ev->xbutton.button < 4 || ev->xbutton.button > 5)
1670 && menu_can_hide)
1671 {
1672 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1673 ev->xbutton.y_root)))
1674 menu_entry_frame_execute(e, ev->xbutton.state,
1675 ev->xbutton.time);
1676 else
1677 menu_frame_hide_all();
1678 }
1679 break;
1680 case EnterNotify:
1681 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1682 if (e->ignore_enters)
1683 --e->ignore_enters;
1684 else
1685 menu_frame_select(e->frame, e, FALSE);
1686 }
1687 break;
1688 case LeaveNotify:
1689 /*ignore leaves when we're already in the window */
1690 if (ev->xcrossing.detail == NotifyInferior)
1691 break;
1692
1693 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1694 (f = find_active_menu()) && f->selected == e &&
1695 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1696 {
1697 menu_frame_select(e->frame, NULL, FALSE);
1698 }
1699 break;
1700 case MotionNotify:
1701 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1702 ev->xmotion.y_root)))
1703 menu_frame_select(e->frame, e, FALSE);
1704 break;
1705 case KeyPress:
1706 ret = event_handle_menu_keyboard(ev);
1707 break;
1708 }
1709 return ret;
1710 }
1711
1712 static void event_handle_user_input(ObClient *client, XEvent *e)
1713 {
1714 g_assert(e->type == ButtonPress || e->type == ButtonRelease ||
1715 e->type == MotionNotify || e->type == KeyPress ||
1716 e->type == KeyRelease);
1717
1718 if (menu_frame_visible) {
1719 if (event_handle_menu(e))
1720 /* don't use the event if the menu used it, but if the menu
1721 didn't use it and it's a keypress that is bound, it will
1722 close the menu and be used */
1723 return;
1724 }
1725
1726 /* if the keyboard interactive action uses the event then dont
1727 use it for bindings. likewise is moveresize uses the event. */
1728 if (!keyboard_process_interactive_grab(e, &client) &&
1729 !(moveresize_in_progress && moveresize_event(e)))
1730 {
1731 if (moveresize_in_progress)
1732 /* make further actions work on the client being
1733 moved/resized */
1734 client = moveresize_client;
1735
1736 menu_can_hide = FALSE;
1737 ob_main_loop_timeout_add(ob_main_loop,
1738 config_menu_hide_delay * 1000,
1739 menu_hide_delay_func,
1740 NULL, g_direct_equal, NULL);
1741
1742 if (e->type == ButtonPress ||
1743 e->type == ButtonRelease ||
1744 e->type == MotionNotify)
1745 {
1746 /* the frame may not be "visible" but they can still click on it
1747 in the case where it is animating before disappearing */
1748 if (!client || !frame_iconify_animating(client->frame))
1749 mouse_event(client, e);
1750 } else if (e->type == KeyPress) {
1751 keyboard_event((focus_cycle_target ? focus_cycle_target :
1752 (client ? client : focus_client)), e);
1753 }
1754 }
1755 }
1756
1757 static gboolean menu_hide_delay_func(gpointer data)
1758 {
1759 menu_can_hide = TRUE;
1760 return FALSE; /* no repeat */
1761 }
1762
1763 static void focus_delay_dest(gpointer data)
1764 {
1765 g_free(data);
1766 }
1767
1768 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1769 {
1770 const ObFocusDelayData *f1 = d1;
1771 return f1->client == d2;
1772 }
1773
1774 static gboolean focus_delay_func(gpointer data)
1775 {
1776 ObFocusDelayData *d = data;
1777 Time old = event_curtime;
1778
1779 event_curtime = d->time;
1780 if (focus_client != d->client) {
1781 if (client_focus(d->client) && config_focus_raise)
1782 stacking_raise(CLIENT_AS_WINDOW(d->client));
1783 }
1784 event_curtime = old;
1785 return FALSE; /* no repeat */
1786 }
1787
1788 static void focus_delay_client_dest(ObClient *client, gpointer data)
1789 {
1790 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1791 client, FALSE);
1792 }
1793
1794 void event_halt_focus_delay()
1795 {
1796 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1797 }
1798
1799 static Bool event_look_for_enters(Display *d, XEvent *e, XPointer arg)
1800 {
1801 if (e->type == EnterNotify &&
1802 /* these types aren't used for focusing */
1803 !(e->xcrossing.mode == NotifyGrab ||
1804 e->xcrossing.mode == NotifyUngrab ||
1805 e->xcrossing.detail == NotifyInferior))
1806 {
1807 ObWindow *win;
1808
1809 /* found an enter for that leave, ignore it if it's going to
1810 another window */
1811 win = g_hash_table_lookup(window_map, &e->xany.window);
1812 if (win && WINDOW_IS_CLIENT(win))
1813 ++ignore_enter_focus;
1814 }
1815 return False; /* don't disrupt the queue order, just count them */
1816 }
1817
1818 void event_ignore_all_queued_enters()
1819 {
1820 XEvent e;
1821
1822 XSync(ob_display, FALSE);
1823
1824 /* count the events without disrupting them */
1825 ignore_enter_focus = 0;
1826 XCheckIfEvent(ob_display, &e, event_look_for_enters, NULL);
1827 }
1828
1829 static gboolean is_enter_focus_event_ignored(XEvent *e)
1830 {
1831 g_assert(e->type == EnterNotify &&
1832 !(e->xcrossing.mode == NotifyGrab ||
1833 e->xcrossing.mode == NotifyUngrab ||
1834 e->xcrossing.detail == NotifyInferior));
1835
1836 ob_debug_type(OB_DEBUG_FOCUS, "# enters ignored: %d\n",
1837 ignore_enter_focus);
1838
1839 if (ignore_enter_focus) {
1840 --ignore_enter_focus;
1841 return TRUE;
1842 }
1843 return FALSE;
1844 }
1845
1846 void event_cancel_all_key_grabs()
1847 {
1848 if (keyboard_interactively_grabbed())
1849 keyboard_interactive_cancel();
1850 else if (menu_frame_visible)
1851 menu_frame_hide_all();
1852 else if (grab_on_keyboard())
1853 ungrab_keyboard();
1854 else
1855 /* If we don't have the keyboard grabbed, then ungrab it with
1856 XUngrabKeyboard, so that there is not a passive grab left
1857 on from the KeyPress. If the grab is left on, and focus
1858 moves during that time, it will be NotifyWhileGrabbed, and
1859 applications like to ignore those! */
1860 if (!keyboard_interactively_grabbed())
1861 XUngrabKeyboard(ob_display, CurrentTime);
1862
1863 }
1864
1865 gboolean event_time_after(Time t1, Time t2)
1866 {
1867 g_assert(t1 != CurrentTime);
1868 g_assert(t2 != CurrentTime);
1869
1870 /*
1871 Timestamp values wrap around (after about 49.7 days). The server, given
1872 its current time is represented by timestamp T, always interprets
1873 timestamps from clients by treating half of the timestamp space as being
1874 later in time than T.
1875 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1876 */
1877
1878 /* TIME_HALF is half of the number space of a Time type variable */
1879 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1880
1881 if (t2 >= TIME_HALF)
1882 /* t2 is in the second half so t1 might wrap around and be smaller than
1883 t2 */
1884 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1885 else
1886 /* t2 is in the first half so t1 has to come after it */
1887 return t1 >= t2 && t1 < (t2 + TIME_HALF);
1888 }
my patches for the openbox window manager
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