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