1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 event.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana Jansens
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.
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.
17 See the COPYING file for a copy of the GNU General Public License.
32 #include "menuframe.h"
36 #include "framerender.h"
38 #include "moveresize.h"
41 #include "extensions.h"
44 #include <X11/keysym.h>
45 #include <X11/Xatom.h>
48 #ifdef HAVE_SYS_SELECT_H
49 # include <sys/select.h>
55 # include <X11/XKBlib.h>
59 #include <X11/ICE/ICElib.h>
73 static void event_process(const XEvent *e, gpointer data);
74 static void event_handle_root(XEvent *e);
75 static void event_handle_menu(XEvent *e);
76 static void event_handle_dock(ObDock *s, XEvent *e);
77 static void event_handle_dockapp(ObDockApp *app, XEvent *e);
78 static void event_handle_client(ObClient *c, XEvent *e);
79 static void event_handle_group(ObGroup *g, XEvent *e);
81 static void focus_delay_dest(gpointer data);
82 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2);
83 static gboolean focus_delay_func(gpointer data);
84 static void focus_delay_client_dest(ObClient *client, gpointer data);
86 static gboolean menu_hide_delay_func(gpointer data);
88 /* The time for the current event being processed */
89 Time event_curtime = CurrentTime;
91 /*! The value of the mask for the NumLock modifier */
93 /*! The value of the mask for the ScrollLock modifier */
95 /*! The key codes for the modifier keys */
96 static XModifierKeymap *modmap;
97 /*! Table of the constant modifier masks */
98 static const gint mask_table[] = {
99 ShiftMask, LockMask, ControlMask, Mod1Mask,
100 Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
102 static gint mask_table_size;
104 static guint ignore_enter_focus = 0;
106 static gboolean menu_can_hide;
109 static void ice_handler(gint fd, gpointer conn)
112 IceProcessMessages(conn, NULL, &b);
115 static void ice_watch(IceConn conn, IcePointer data, Bool opening,
116 IcePointer *watch_data)
121 fd = IceConnectionNumber(conn);
122 ob_main_loop_fd_add(ob_main_loop, fd, ice_handler, conn, NULL);
124 ob_main_loop_fd_remove(ob_main_loop, fd);
130 void event_startup(gboolean reconfig)
132 if (reconfig) return;
134 mask_table_size = sizeof(mask_table) / sizeof(mask_table[0]);
136 /* get lock masks that are defined by the display (not constant) */
137 modmap = XGetModifierMapping(ob_display);
139 if (modmap && modmap->max_keypermod > 0) {
141 const size_t size = mask_table_size * modmap->max_keypermod;
142 /* get the values of the keyboard lock modifiers
143 Note: Caps lock is not retrieved the same way as Scroll and Num
144 lock since it doesn't need to be. */
145 const KeyCode num_lock = XKeysymToKeycode(ob_display, XK_Num_Lock);
146 const KeyCode scroll_lock = XKeysymToKeycode(ob_display,
149 for (cnt = 0; cnt < size; ++cnt) {
150 if (! modmap->modifiermap[cnt]) continue;
152 if (num_lock == modmap->modifiermap[cnt])
153 NumLockMask = mask_table[cnt / modmap->max_keypermod];
154 if (scroll_lock == modmap->modifiermap[cnt])
155 ScrollLockMask = mask_table[cnt / modmap->max_keypermod];
159 ob_main_loop_x_add(ob_main_loop, event_process, NULL, NULL);
162 IceAddConnectionWatch(ice_watch, NULL);
165 client_add_destructor(focus_delay_client_dest, NULL);
168 void event_shutdown(gboolean reconfig)
170 if (reconfig) return;
173 IceRemoveConnectionWatch(ice_watch, NULL);
176 client_remove_destructor(focus_delay_client_dest);
177 XFreeModifiermap(modmap);
180 static Window event_get_window(XEvent *e)
187 window = RootWindow(ob_display, ob_screen);
190 window = e->xmap.window;
193 window = e->xunmap.window;
196 window = e->xdestroywindow.window;
198 case ConfigureRequest:
199 window = e->xconfigurerequest.window;
201 case ConfigureNotify:
202 window = e->xconfigure.window;
206 if (extensions_xkb && e->type == extensions_xkb_event_basep) {
207 switch (((XkbAnyEvent*)e)->xkb_type) {
209 window = ((XkbBellNotifyEvent*)e)->window;
215 window = e->xany.window;
220 static void event_set_curtime(XEvent *e)
222 Time t = CurrentTime;
224 /* grab the lasttime and hack up the state */
240 t = e->xproperty.time;
244 t = e->xcrossing.time;
247 /* if more event types are anticipated, get their timestamp
255 #define STRIP_MODS(s) \
256 s &= ~(LockMask | NumLockMask | ScrollLockMask), \
257 /* kill off the Button1Mask etc, only want the modifiers */ \
258 s &= (ControlMask | ShiftMask | Mod1Mask | \
259 Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask) \
261 static void event_hack_mods(XEvent *e)
264 XkbStateRec xkb_state;
272 STRIP_MODS(e->xbutton.state);
275 STRIP_MODS(e->xkey.state);
278 STRIP_MODS(e->xkey.state);
279 /* remove from the state the mask of the modifier being released, if
280 it is a modifier key being released (this is a little ugly..) */
282 if (XkbGetState(ob_display, XkbUseCoreKbd, &xkb_state) == Success) {
283 e->xkey.state = xkb_state.compat_state;
287 kp = modmap->modifiermap;
288 for (i = 0; i < mask_table_size; ++i) {
289 for (k = 0; k < modmap->max_keypermod; ++k) {
290 if (*kp == e->xkey.keycode) { /* found the keycode */
291 /* remove the mask for it */
292 e->xkey.state &= ~mask_table[i];
293 /* cause the first loop to break; */
295 break; /* get outta here! */
302 STRIP_MODS(e->xmotion.state);
303 /* compress events */
306 while (XCheckTypedWindowEvent(ob_display, e->xmotion.window,
308 e->xmotion.x_root = ce.xmotion.x_root;
309 e->xmotion.y_root = ce.xmotion.y_root;
316 static gboolean wanted_focusevent(XEvent *e)
318 gint mode = e->xfocus.mode;
319 gint detail = e->xfocus.detail;
320 Window win = e->xany.window;
322 if (e->type == FocusIn) {
324 /* These are ones we never want.. */
326 /* This means focus was given by a keyboard/mouse grab. */
327 if (mode == NotifyGrab)
329 /* This means focus was given back from a keyboard/mouse grab. */
330 if (mode == NotifyUngrab)
333 /* These are the ones we want.. */
335 if (win == RootWindow(ob_display, ob_screen)) {
336 /* This means focus reverted off of a client */
337 if (detail == NotifyPointerRoot || detail == NotifyDetailNone ||
338 detail == NotifyInferior)
344 /* This means focus moved from the root window to a client */
345 if (detail == NotifyVirtual)
347 /* This means focus moved from one client to another */
348 if (detail == NotifyNonlinearVirtual)
354 g_assert(e->type == FocusOut);
357 /* These are ones we never want.. */
359 /* This means focus was taken by a keyboard/mouse grab. */
360 if (mode == NotifyGrab)
363 /* Focus left the root window revertedto state */
364 if (win == RootWindow(ob_display, ob_screen))
367 /* These are the ones we want.. */
369 /* This means focus moved from a client to the root window */
370 if (detail == NotifyVirtual)
372 /* This means focus moved from one client to another */
373 if (detail == NotifyNonlinearVirtual)
375 /* This means focus had moved to our frame window and now moved off */
376 if (detail == NotifyNonlinear)
384 static Bool look_for_focusin(Display *d, XEvent *e, XPointer arg)
386 return e->type == FocusIn && wanted_focusevent(e);
389 static gboolean event_ignore(XEvent *e, ObClient *client)
393 if (!wanted_focusevent(e))
397 if (!wanted_focusevent(e))
404 static void event_process(const XEvent *ec, gpointer data)
407 ObGroup *group = NULL;
408 ObClient *client = NULL;
410 ObDockApp *dockapp = NULL;
411 ObWindow *obwin = NULL;
413 ObEventData *ed = data;
415 /* make a copy we can mangle */
419 window = event_get_window(e);
420 if (!(e->type == PropertyNotify &&
421 (group = g_hash_table_lookup(group_map, &window))))
422 if ((obwin = g_hash_table_lookup(window_map, &window))) {
423 switch (obwin->type) {
425 dock = WINDOW_AS_DOCK(obwin);
428 dockapp = WINDOW_AS_DOCKAPP(obwin);
431 client = WINDOW_AS_CLIENT(obwin);
434 case Window_Internal:
435 /* not to be used for events */
436 g_assert_not_reached();
441 event_set_curtime(e);
443 if (event_ignore(e, client)) {
450 /* deal with it in the kernel */
452 if (menu_frame_visible &&
453 (e->type == EnterNotify || e->type == LeaveNotify))
455 /* crossing events for menu */
456 event_handle_menu(e);
457 } else if (e->type == FocusIn) {
458 if (client && client != focus_client) {
459 frame_adjust_focus(client->frame, TRUE);
460 focus_set_client(client);
461 client_calc_layer(client);
463 } else if (e->type == FocusOut) {
464 gboolean nomove = FALSE;
467 ob_debug_type(OB_DEBUG_FOCUS, "FocusOut Event\n");
469 /* Look for the followup FocusIn */
470 if (!XCheckIfEvent(ob_display, &ce, look_for_focusin, NULL)) {
471 /* There is no FocusIn, this means focus went to a window that
472 is not being managed, or a window on another screen. */
473 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to a black hole !\n");
474 /* nothing is focused */
475 focus_set_client(NULL);
476 } else if (ce.xany.window == e->xany.window) {
477 ob_debug_type(OB_DEBUG_FOCUS, "Focus didn't go anywhere\n");
478 /* If focus didn't actually move anywhere, there is nothing to do*/
480 } else if (ce.xfocus.detail == NotifyPointerRoot ||
481 ce.xfocus.detail == NotifyDetailNone ||
482 ce.xfocus.detail == NotifyInferior) {
483 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to root\n");
484 /* Focus has been reverted to the root window or nothing
485 FocusOut events come after UnmapNotify, so we don't need to
486 worry about focusing an invalid window
488 focus_fallback(TRUE);
490 /* Focus did move, so process the FocusIn event */
491 ObEventData ed = { .ignored = FALSE };
492 event_process(&ce, &ed);
494 /* The FocusIn was ignored, this means it was on a window
495 that isn't a client. */
496 ob_debug_type(OB_DEBUG_FOCUS,
497 "Focus went to an unmanaged window 0x%x !\n",
499 focus_fallback(TRUE);
503 if (client && !nomove) {
504 frame_adjust_focus(client->frame, FALSE);
505 /* focus_set_client has already been called for sure */
506 client_calc_layer(client);
509 event_handle_group(group, e);
511 event_handle_client(client, e);
513 event_handle_dockapp(dockapp, e);
515 event_handle_dock(dock, e);
516 else if (window == RootWindow(ob_display, ob_screen))
517 event_handle_root(e);
518 else if (e->type == MapRequest)
519 client_manage(window);
520 else if (e->type == ConfigureRequest) {
521 /* unhandled configure requests must be used to configure the
525 xwc.x = e->xconfigurerequest.x;
526 xwc.y = e->xconfigurerequest.y;
527 xwc.width = e->xconfigurerequest.width;
528 xwc.height = e->xconfigurerequest.height;
529 xwc.border_width = e->xconfigurerequest.border_width;
530 xwc.sibling = e->xconfigurerequest.above;
531 xwc.stack_mode = e->xconfigurerequest.detail;
533 /* we are not to be held responsible if someone sends us an
535 xerror_set_ignore(TRUE);
536 XConfigureWindow(ob_display, window,
537 e->xconfigurerequest.value_mask, &xwc);
538 xerror_set_ignore(FALSE);
541 /* user input (action-bound) events */
542 if (e->type == ButtonPress || e->type == ButtonRelease ||
543 e->type == MotionNotify || e->type == KeyPress ||
544 e->type == KeyRelease)
546 if (menu_frame_visible)
547 event_handle_menu(e);
549 if (!keyboard_process_interactive_grab(e, &client)) {
550 if (moveresize_in_progress) {
553 /* make further actions work on the client being
555 client = moveresize_client;
558 menu_can_hide = FALSE;
559 ob_main_loop_timeout_add(ob_main_loop,
560 config_menu_hide_delay * 1000,
561 menu_hide_delay_func,
562 NULL, g_direct_equal, NULL);
564 if (e->type == ButtonPress || e->type == ButtonRelease ||
565 e->type == MotionNotify) {
566 mouse_event(client, e);
567 } else if (e->type == KeyPress) {
568 keyboard_event((focus_cycle_target ? focus_cycle_target :
574 /* if something happens and it's not from an XEvent, then we don't know
576 event_curtime = CurrentTime;
579 static void event_handle_root(XEvent *e)
585 ob_debug("Another WM has requested to replace us. Exiting.\n");
590 if (e->xclient.format != 32) break;
592 msgtype = e->xclient.message_type;
593 if (msgtype == prop_atoms.net_current_desktop) {
594 guint d = e->xclient.data.l[0];
595 if (d < screen_num_desktops) {
596 event_curtime = e->xclient.data.l[1];
597 ob_debug("SWITCH DESKTOP TIME: %d\n", event_curtime);
598 screen_set_desktop(d);
600 } else if (msgtype == prop_atoms.net_number_of_desktops) {
601 guint d = e->xclient.data.l[0];
603 screen_set_num_desktops(d);
604 } else if (msgtype == prop_atoms.net_showing_desktop) {
605 screen_show_desktop(e->xclient.data.l[0] != 0);
606 } else if (msgtype == prop_atoms.ob_control) {
607 if (e->xclient.data.l[0] == 1)
609 else if (e->xclient.data.l[0] == 2)
614 if (e->xproperty.atom == prop_atoms.net_desktop_names)
615 screen_update_desktop_names();
616 else if (e->xproperty.atom == prop_atoms.net_desktop_layout)
617 screen_update_layout();
619 case ConfigureNotify:
621 XRRUpdateConfiguration(e);
630 static void event_handle_group(ObGroup *group, XEvent *e)
634 g_assert(e->type == PropertyNotify);
636 for (it = group->members; it; it = g_slist_next(it))
637 event_handle_client(it->data, e);
640 void event_enter_client(ObClient *client)
642 g_assert(config_focus_follow);
644 if (client_normal(client) && client_can_focus(client)) {
645 if (config_focus_delay) {
646 ObFocusDelayData *data;
648 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
650 data = g_new(ObFocusDelayData, 1);
651 data->client = client;
652 data->time = event_curtime;
654 ob_main_loop_timeout_add(ob_main_loop,
657 data, focus_delay_cmp, focus_delay_dest);
659 ObFocusDelayData data;
660 data.client = client;
661 data.time = event_curtime;
662 focus_delay_func(&data);
667 static void event_handle_client(ObClient *client, XEvent *e)
675 case VisibilityNotify:
676 client->frame->obscured = e->xvisibility.state != VisibilityUnobscured;
680 /* Wheel buttons don't draw because they are an instant click, so it
681 is a waste of resources to go drawing it. */
682 if (!(e->xbutton.button == 4 || e->xbutton.button == 5)) {
683 con = frame_context(client, e->xbutton.window);
684 con = mouse_button_frame_context(con, e->xbutton.button);
686 case OB_FRAME_CONTEXT_MAXIMIZE:
687 client->frame->max_press = (e->type == ButtonPress);
688 framerender_frame(client->frame);
690 case OB_FRAME_CONTEXT_CLOSE:
691 client->frame->close_press = (e->type == ButtonPress);
692 framerender_frame(client->frame);
694 case OB_FRAME_CONTEXT_ICONIFY:
695 client->frame->iconify_press = (e->type == ButtonPress);
696 framerender_frame(client->frame);
698 case OB_FRAME_CONTEXT_ALLDESKTOPS:
699 client->frame->desk_press = (e->type == ButtonPress);
700 framerender_frame(client->frame);
702 case OB_FRAME_CONTEXT_SHADE:
703 client->frame->shade_press = (e->type == ButtonPress);
704 framerender_frame(client->frame);
707 /* nothing changes with clicks for any other contexts */
713 con = frame_context(client, e->xcrossing.window);
715 case OB_FRAME_CONTEXT_MAXIMIZE:
716 client->frame->max_hover = FALSE;
717 frame_adjust_state(client->frame);
719 case OB_FRAME_CONTEXT_ALLDESKTOPS:
720 client->frame->desk_hover = FALSE;
721 frame_adjust_state(client->frame);
723 case OB_FRAME_CONTEXT_SHADE:
724 client->frame->shade_hover = FALSE;
725 frame_adjust_state(client->frame);
727 case OB_FRAME_CONTEXT_ICONIFY:
728 client->frame->iconify_hover = FALSE;
729 frame_adjust_state(client->frame);
731 case OB_FRAME_CONTEXT_CLOSE:
732 client->frame->close_hover = FALSE;
733 frame_adjust_state(client->frame);
735 case OB_FRAME_CONTEXT_FRAME:
736 if (keyboard_interactively_grabbed())
738 if (config_focus_follow && config_focus_delay)
739 ob_main_loop_timeout_remove_data(ob_main_loop,
749 gboolean nofocus = FALSE;
751 if (ignore_enter_focus) {
752 ignore_enter_focus--;
756 con = frame_context(client, e->xcrossing.window);
758 case OB_FRAME_CONTEXT_MAXIMIZE:
759 client->frame->max_hover = TRUE;
760 frame_adjust_state(client->frame);
762 case OB_FRAME_CONTEXT_ALLDESKTOPS:
763 client->frame->desk_hover = TRUE;
764 frame_adjust_state(client->frame);
766 case OB_FRAME_CONTEXT_SHADE:
767 client->frame->shade_hover = TRUE;
768 frame_adjust_state(client->frame);
770 case OB_FRAME_CONTEXT_ICONIFY:
771 client->frame->iconify_hover = TRUE;
772 frame_adjust_state(client->frame);
774 case OB_FRAME_CONTEXT_CLOSE:
775 client->frame->close_hover = TRUE;
776 frame_adjust_state(client->frame);
778 case OB_FRAME_CONTEXT_FRAME:
779 if (keyboard_interactively_grabbed())
781 if (e->xcrossing.mode == NotifyGrab ||
782 e->xcrossing.mode == NotifyUngrab)
784 ob_debug_type(OB_DEBUG_FOCUS,
785 "%sNotify mode %d detail %d on %lx IGNORED\n",
786 (e->type == EnterNotify ? "Enter" : "Leave"),
788 e->xcrossing.detail, client?client->window:0);
790 ob_debug_type(OB_DEBUG_FOCUS,
791 "%sNotify mode %d detail %d on %lx, "
792 "focusing window: %d\n",
793 (e->type == EnterNotify ? "Enter" : "Leave"),
795 e->xcrossing.detail, (client?client->window:0),
797 if (!nofocus && config_focus_follow)
798 event_enter_client(client);
806 case ConfigureRequest:
808 while (XCheckTypedWindowEvent(ob_display, client->window,
809 ConfigureRequest, &ce)) {
811 /* XXX if this causes bad things.. we can compress config req's
812 with the same mask. */
813 e->xconfigurerequest.value_mask |=
814 ce.xconfigurerequest.value_mask;
815 if (ce.xconfigurerequest.value_mask & CWX)
816 e->xconfigurerequest.x = ce.xconfigurerequest.x;
817 if (ce.xconfigurerequest.value_mask & CWY)
818 e->xconfigurerequest.y = ce.xconfigurerequest.y;
819 if (ce.xconfigurerequest.value_mask & CWWidth)
820 e->xconfigurerequest.width = ce.xconfigurerequest.width;
821 if (ce.xconfigurerequest.value_mask & CWHeight)
822 e->xconfigurerequest.height = ce.xconfigurerequest.height;
823 if (ce.xconfigurerequest.value_mask & CWBorderWidth)
824 e->xconfigurerequest.border_width =
825 ce.xconfigurerequest.border_width;
826 if (ce.xconfigurerequest.value_mask & CWStackMode)
827 e->xconfigurerequest.detail = ce.xconfigurerequest.detail;
830 /* if we are iconic (or shaded (fvwm does this)) ignore the event */
831 if (client->iconic || client->shaded) return;
833 /* resize, then move, as specified in the EWMH section 7.7 */
834 if (e->xconfigurerequest.value_mask & (CWWidth | CWHeight |
840 if (e->xconfigurerequest.value_mask & CWBorderWidth)
841 client->border_width = e->xconfigurerequest.border_width;
843 x = (e->xconfigurerequest.value_mask & CWX) ?
844 e->xconfigurerequest.x : client->area.x;
845 y = (e->xconfigurerequest.value_mask & CWY) ?
846 e->xconfigurerequest.y : client->area.y;
847 w = (e->xconfigurerequest.value_mask & CWWidth) ?
848 e->xconfigurerequest.width : client->area.width;
849 h = (e->xconfigurerequest.value_mask & CWHeight) ?
850 e->xconfigurerequest.height : client->area.height;
856 client->frame->size.left + client->frame->size.right;
858 client->frame->size.top + client->frame->size.bottom;
859 /* make this rude for size-only changes but not for position
861 gboolean moving = ((e->xconfigurerequest.value_mask & CWX) ||
862 (e->xconfigurerequest.value_mask & CWY));
864 client_find_onscreen(client, &newx, &newy, fw, fh,
866 if (e->xconfigurerequest.value_mask & CWX)
868 if (e->xconfigurerequest.value_mask & CWY)
872 switch (client->gravity) {
873 case NorthEastGravity:
875 corner = OB_CORNER_TOPRIGHT;
877 case SouthWestGravity:
879 corner = OB_CORNER_BOTTOMLEFT;
881 case SouthEastGravity:
882 corner = OB_CORNER_BOTTOMRIGHT;
884 default: /* NorthWest, Static, etc */
885 corner = OB_CORNER_TOPLEFT;
888 client_configure_full(client, corner, x, y, w, h, FALSE, TRUE,
892 if (e->xconfigurerequest.value_mask & CWStackMode) {
893 switch (e->xconfigurerequest.detail) {
896 /* Apps are so rude. And this is totally disconnected from
897 activation/focus. Bleh. */
898 /*client_lower(client);*/
904 /* Apps are so rude. And this is totally disconnected from
905 activation/focus. Bleh. */
906 /*client_raise(client);*/
912 if (client->ignore_unmaps) {
913 client->ignore_unmaps--;
916 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
918 client->window, e->xunmap.event, e->xunmap.from_configure,
919 client->ignore_unmaps);
920 client_unmanage(client);
923 ob_debug("DestroyNotify for window 0x%x\n", client->window);
924 client_unmanage(client);
927 /* this is when the client is first taken captive in the frame */
928 if (e->xreparent.parent == client->frame->plate) break;
931 This event is quite rare and is usually handled in unmapHandler.
932 However, if the window is unmapped when the reparent event occurs,
933 the window manager never sees it because an unmap event is not sent
934 to an already unmapped window.
937 /* we don't want the reparent event, put it back on the stack for the
938 X server to deal with after we unmanage the window */
939 XPutBackEvent(ob_display, e);
941 ob_debug("ReparentNotify for window 0x%x\n", client->window);
942 client_unmanage(client);
945 ob_debug("MapRequest for 0x%lx\n", client->window);
946 if (!client->iconic) break; /* this normally doesn't happen, but if it
947 does, we don't want it!
948 it can happen now when the window is on
949 another desktop, but we still don't
951 client_activate(client, FALSE, TRUE);
954 /* validate cuz we query stuff off the client here */
955 if (!client_validate(client)) break;
957 if (e->xclient.format != 32) return;
959 msgtype = e->xclient.message_type;
960 if (msgtype == prop_atoms.wm_change_state) {
961 /* compress changes into a single change */
962 while (XCheckTypedWindowEvent(ob_display, client->window,
964 /* XXX: it would be nice to compress ALL messages of a
965 type, not just messages in a row without other
966 message types between. */
967 if (ce.xclient.message_type != msgtype) {
968 XPutBackEvent(ob_display, &ce);
971 e->xclient = ce.xclient;
973 client_set_wm_state(client, e->xclient.data.l[0]);
974 } else if (msgtype == prop_atoms.net_wm_desktop) {
975 /* compress changes into a single change */
976 while (XCheckTypedWindowEvent(ob_display, client->window,
978 /* XXX: it would be nice to compress ALL messages of a
979 type, not just messages in a row without other
980 message types between. */
981 if (ce.xclient.message_type != msgtype) {
982 XPutBackEvent(ob_display, &ce);
985 e->xclient = ce.xclient;
987 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
988 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
989 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
991 } else if (msgtype == prop_atoms.net_wm_state) {
992 /* can't compress these */
993 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
994 (e->xclient.data.l[0] == 0 ? "Remove" :
995 e->xclient.data.l[0] == 1 ? "Add" :
996 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
997 e->xclient.data.l[1], e->xclient.data.l[2],
999 client_set_state(client, e->xclient.data.l[0],
1000 e->xclient.data.l[1], e->xclient.data.l[2]);
1001 } else if (msgtype == prop_atoms.net_close_window) {
1002 ob_debug("net_close_window for 0x%lx\n", client->window);
1003 client_close(client);
1004 } else if (msgtype == prop_atoms.net_active_window) {
1005 ob_debug("net_active_window for 0x%lx source=%s\n",
1007 (e->xclient.data.l[0] == 0 ? "unknown" :
1008 (e->xclient.data.l[0] == 1 ? "application" :
1009 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1010 /* XXX make use of data.l[2] ! */
1011 event_curtime = e->xclient.data.l[1];
1012 client_activate(client, FALSE,
1013 (e->xclient.data.l[0] == 0 ||
1014 e->xclient.data.l[0] == 2));
1015 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1016 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1017 client->window, e->xclient.data.l[2]);
1018 if ((Atom)e->xclient.data.l[2] ==
1019 prop_atoms.net_wm_moveresize_size_topleft ||
1020 (Atom)e->xclient.data.l[2] ==
1021 prop_atoms.net_wm_moveresize_size_top ||
1022 (Atom)e->xclient.data.l[2] ==
1023 prop_atoms.net_wm_moveresize_size_topright ||
1024 (Atom)e->xclient.data.l[2] ==
1025 prop_atoms.net_wm_moveresize_size_right ||
1026 (Atom)e->xclient.data.l[2] ==
1027 prop_atoms.net_wm_moveresize_size_right ||
1028 (Atom)e->xclient.data.l[2] ==
1029 prop_atoms.net_wm_moveresize_size_bottomright ||
1030 (Atom)e->xclient.data.l[2] ==
1031 prop_atoms.net_wm_moveresize_size_bottom ||
1032 (Atom)e->xclient.data.l[2] ==
1033 prop_atoms.net_wm_moveresize_size_bottomleft ||
1034 (Atom)e->xclient.data.l[2] ==
1035 prop_atoms.net_wm_moveresize_size_left ||
1036 (Atom)e->xclient.data.l[2] ==
1037 prop_atoms.net_wm_moveresize_move ||
1038 (Atom)e->xclient.data.l[2] ==
1039 prop_atoms.net_wm_moveresize_size_keyboard ||
1040 (Atom)e->xclient.data.l[2] ==
1041 prop_atoms.net_wm_moveresize_move_keyboard) {
1043 moveresize_start(client, e->xclient.data.l[0],
1044 e->xclient.data.l[1], e->xclient.data.l[3],
1045 e->xclient.data.l[2]);
1047 else if ((Atom)e->xclient.data.l[2] ==
1048 prop_atoms.net_wm_moveresize_cancel)
1049 moveresize_end(TRUE);
1050 } else if (msgtype == prop_atoms.net_moveresize_window) {
1051 gint oldg = client->gravity;
1052 gint tmpg, x, y, w, h;
1054 if (e->xclient.data.l[0] & 0xff)
1055 tmpg = e->xclient.data.l[0] & 0xff;
1059 if (e->xclient.data.l[0] & 1 << 8)
1060 x = e->xclient.data.l[1];
1063 if (e->xclient.data.l[0] & 1 << 9)
1064 y = e->xclient.data.l[2];
1067 if (e->xclient.data.l[0] & 1 << 10)
1068 w = e->xclient.data.l[3];
1070 w = client->area.width;
1071 if (e->xclient.data.l[0] & 1 << 11)
1072 h = e->xclient.data.l[4];
1074 h = client->area.height;
1075 client->gravity = tmpg;
1081 client->frame->size.left + client->frame->size.right;
1083 client->frame->size.top + client->frame->size.bottom;
1084 client_find_onscreen(client, &newx, &newy, fw, fh,
1085 client_normal(client));
1086 if (e->xclient.data.l[0] & 1 << 8)
1088 if (e->xclient.data.l[0] & 1 << 9)
1092 client_configure(client, OB_CORNER_TOPLEFT,
1093 x, y, w, h, FALSE, TRUE);
1095 client->gravity = oldg;
1098 case PropertyNotify:
1099 /* validate cuz we query stuff off the client here */
1100 if (!client_validate(client)) break;
1102 /* compress changes to a single property into a single change */
1103 while (XCheckTypedWindowEvent(ob_display, client->window,
1107 /* XXX: it would be nice to compress ALL changes to a property,
1108 not just changes in a row without other props between. */
1110 a = ce.xproperty.atom;
1111 b = e->xproperty.atom;
1115 if ((a == prop_atoms.net_wm_name ||
1116 a == prop_atoms.wm_name ||
1117 a == prop_atoms.net_wm_icon_name ||
1118 a == prop_atoms.wm_icon_name)
1120 (b == prop_atoms.net_wm_name ||
1121 b == prop_atoms.wm_name ||
1122 b == prop_atoms.net_wm_icon_name ||
1123 b == prop_atoms.wm_icon_name)) {
1126 if (a == prop_atoms.net_wm_icon &&
1127 b == prop_atoms.net_wm_icon)
1130 XPutBackEvent(ob_display, &ce);
1134 msgtype = e->xproperty.atom;
1135 if (msgtype == XA_WM_NORMAL_HINTS) {
1136 client_update_normal_hints(client);
1137 /* normal hints can make a window non-resizable */
1138 client_setup_decor_and_functions(client);
1139 } else if (msgtype == XA_WM_HINTS) {
1140 client_update_wmhints(client);
1141 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1142 client_update_transient_for(client);
1143 client_get_type(client);
1144 /* type may have changed, so update the layer */
1145 client_calc_layer(client);
1146 client_setup_decor_and_functions(client);
1147 } else if (msgtype == prop_atoms.net_wm_name ||
1148 msgtype == prop_atoms.wm_name ||
1149 msgtype == prop_atoms.net_wm_icon_name ||
1150 msgtype == prop_atoms.wm_icon_name) {
1151 client_update_title(client);
1152 } else if (msgtype == prop_atoms.wm_class) {
1153 client_update_class(client);
1154 } else if (msgtype == prop_atoms.wm_protocols) {
1155 client_update_protocols(client);
1156 client_setup_decor_and_functions(client);
1158 else if (msgtype == prop_atoms.net_wm_strut) {
1159 client_update_strut(client);
1161 else if (msgtype == prop_atoms.net_wm_icon) {
1162 client_update_icons(client);
1164 else if (msgtype == prop_atoms.net_wm_user_time) {
1165 client_update_user_time(client);
1167 else if (msgtype == prop_atoms.sm_client_id) {
1168 client_update_sm_client_id(client);
1173 if (extensions_shape && e->type == extensions_shape_event_basep) {
1174 client->shaped = ((XShapeEvent*)e)->shaped;
1175 frame_adjust_shape(client->frame);
1181 static void event_handle_dock(ObDock *s, XEvent *e)
1185 if (e->xbutton.button == 1)
1186 stacking_raise(DOCK_AS_WINDOW(s));
1187 else if (e->xbutton.button == 2)
1188 stacking_lower(DOCK_AS_WINDOW(s));
1199 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1203 dock_app_drag(app, &e->xmotion);
1206 if (app->ignore_unmaps) {
1207 app->ignore_unmaps--;
1210 dock_remove(app, TRUE);
1213 dock_remove(app, FALSE);
1215 case ReparentNotify:
1216 dock_remove(app, FALSE);
1218 case ConfigureNotify:
1219 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1224 ObMenuFrame* find_active_menu()
1227 ObMenuFrame *ret = NULL;
1229 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1238 ObMenuFrame* find_active_or_last_menu()
1240 ObMenuFrame *ret = NULL;
1242 ret = find_active_menu();
1243 if (!ret && menu_frame_visible)
1244 ret = menu_frame_visible->data;
1248 static void event_handle_menu(XEvent *ev)
1251 ObMenuEntryFrame *e;
1255 if (menu_can_hide) {
1256 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1257 ev->xbutton.y_root)))
1258 menu_entry_frame_execute(e, ev->xbutton.state,
1261 menu_frame_hide_all();
1265 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1266 if (e->ignore_enters)
1269 menu_frame_select(e->frame, e);
1273 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1274 (f = find_active_menu()) && f->selected == e &&
1275 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1277 menu_frame_select(e->frame, NULL);
1280 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1281 ev->xmotion.y_root)))
1282 menu_frame_select(e->frame, e);
1285 if (ev->xkey.keycode == ob_keycode(OB_KEY_ESCAPE))
1286 menu_frame_hide_all();
1287 else if (ev->xkey.keycode == ob_keycode(OB_KEY_RETURN)) {
1289 if ((f = find_active_menu()))
1290 menu_entry_frame_execute(f->selected, ev->xkey.state,
1292 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_LEFT)) {
1294 if ((f = find_active_or_last_menu()) && f->parent)
1295 menu_frame_select(f, NULL);
1296 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_RIGHT)) {
1298 if ((f = find_active_or_last_menu()) && f->child)
1299 menu_frame_select_next(f->child);
1300 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_UP)) {
1302 if ((f = find_active_or_last_menu()))
1303 menu_frame_select_previous(f);
1304 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_DOWN)) {
1306 if ((f = find_active_or_last_menu()))
1307 menu_frame_select_next(f);
1313 static gboolean menu_hide_delay_func(gpointer data)
1315 menu_can_hide = TRUE;
1316 return FALSE; /* no repeat */
1319 static void focus_delay_dest(gpointer data)
1324 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1326 const ObFocusDelayData *f1 = d1;
1327 return f1->client == d2;
1330 static gboolean focus_delay_func(gpointer data)
1332 ObFocusDelayData *d = data;
1333 Time old = event_curtime;
1335 event_curtime = d->time;
1336 if (focus_client != d->client) {
1337 if (client_focus(d->client) && config_focus_raise)
1338 client_raise(d->client);
1340 event_curtime = old;
1341 return FALSE; /* no repeat */
1344 static void focus_delay_client_dest(ObClient *client, gpointer data)
1346 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1350 void event_halt_focus_delay()
1352 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1355 void event_ignore_queued_enters()
1357 GSList *saved = NULL, *it;
1360 XSync(ob_display, FALSE);
1362 /* count the events */
1364 e = g_new(XEvent, 1);
1365 if (XCheckTypedEvent(ob_display, EnterNotify, e)) {
1368 win = g_hash_table_lookup(window_map, &e->xany.window);
1369 if (win && WINDOW_IS_CLIENT(win))
1370 ++ignore_enter_focus;
1372 saved = g_slist_append(saved, e);
1378 /* put the events back */
1379 for (it = saved; it; it = g_slist_next(it)) {
1380 XPutBackEvent(ob_display, it->data);
1383 g_slist_free(saved);
1386 gboolean event_time_after(Time t1, Time t2)
1388 g_assert(t1 != CurrentTime);
1389 g_assert(t2 != CurrentTime);
1392 Timestamp values wrap around (after about 49.7 days). The server, given
1393 its current time is represented by timestamp T, always interprets
1394 timestamps from clients by treating half of the timestamp space as being
1395 later in time than T.
1396 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1399 /* TIME_HALF is half of the number space of a Time type variable */
1400 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1402 if (t2 >= TIME_HALF)
1403 /* t2 is in the second half so t1 might wrap around and be smaller than
1405 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1407 /* t2 is in the first half so t1 has to come after it */
1408 return t1 >= t2 && t1 < (t2 + TIME_HALF);