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 Ben 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)
351 /* This means focus reverted off of a client */
352 if (detail == NotifyInferior)
358 g_assert(e->type == FocusOut);
361 /* These are ones we never want.. */
363 /* This means focus was taken by a keyboard/mouse grab. */
364 if (mode == NotifyGrab)
367 /* Focus left the root window revertedto state */
368 if (win == RootWindow(ob_display, ob_screen))
371 /* These are the ones we want.. */
373 /* This means focus moved from a client to the root window */
374 if (detail == NotifyVirtual)
376 /* This means focus moved from one client to another */
377 if (detail == NotifyNonlinearVirtual)
385 static Bool look_for_focusin(Display *d, XEvent *e, XPointer arg)
387 return e->type == FocusIn && wanted_focusevent(e);
390 static gboolean event_ignore(XEvent *e, ObClient *client)
395 if (!wanted_focusevent(e))
402 static void event_process(const XEvent *ec, gpointer data)
405 ObGroup *group = NULL;
406 ObClient *client = NULL;
408 ObDockApp *dockapp = NULL;
409 ObWindow *obwin = NULL;
411 ObEventData *ed = data;
413 /* make a copy we can mangle */
417 window = event_get_window(e);
418 if (!(e->type == PropertyNotify &&
419 (group = g_hash_table_lookup(group_map, &window))))
420 if ((obwin = g_hash_table_lookup(window_map, &window))) {
421 switch (obwin->type) {
423 dock = WINDOW_AS_DOCK(obwin);
426 dockapp = WINDOW_AS_DOCKAPP(obwin);
429 client = WINDOW_AS_CLIENT(obwin);
432 case Window_Internal:
433 /* not to be used for events */
434 g_assert_not_reached();
439 event_set_curtime(e);
441 if (event_ignore(e, client)) {
448 /* deal with it in the kernel */
450 if (menu_frame_visible &&
451 (e->type == EnterNotify || e->type == LeaveNotify))
453 /* crossing events for menu */
454 event_handle_menu(e);
455 } else if (e->type == FocusIn) {
456 if (e->xfocus.detail == NotifyPointerRoot ||
457 e->xfocus.detail == NotifyDetailNone) {
458 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to root\n");
459 /* Focus has been reverted to the root window or nothing
460 FocusOut events come after UnmapNotify, so we don't need to
461 worry about focusing an invalid window
463 focus_fallback(TRUE);
464 } else if (e->xfocus.detail == NotifyInferior) {
465 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to parent\n");
466 /* Focus has been reverted to parent, which is our frame window,
468 FocusOut events come after UnmapNotify, so we don't need to
469 worry about focusing an invalid window
471 focus_fallback(TRUE);
472 } else if (client && client != focus_client) {
473 frame_adjust_focus(client->frame, TRUE);
474 client_calc_layer(client);
475 focus_set_client(client);
477 } else if (e->type == FocusOut) {
478 gboolean nomove = FALSE;
481 ob_debug_type(OB_DEBUG_FOCUS, "FocusOut Event\n");
483 /* Look for the followup FocusIn */
484 if (!XCheckIfEvent(ob_display, &ce, look_for_focusin, NULL)) {
485 /* There is no FocusIn, this means focus went to a window that
486 is not being managed, or a window on another screen. */
487 ob_debug_type(OB_DEBUG_FOCUS, "Focus went to a black hole !\n");
488 /* nothing is focused */
489 focus_set_client(NULL);
490 } else if (ce.xany.window == e->xany.window) {
491 /* If focus didn't actually move anywhere, there is nothing to do*/
494 /* Focus did move, so process the FocusIn event */
495 ObEventData ed = { .ignored = FALSE };
496 event_process(&ce, &ed);
498 /* The FocusIn was ignored, this means it was on a window
499 that isn't a client. */
500 ob_debug_type(OB_DEBUG_FOCUS,
501 "Focus went to an unmanaged window 0x%x !\n",
503 focus_fallback(TRUE);
507 if (client && !nomove) {
508 frame_adjust_focus(client->frame, FALSE);
509 client_calc_layer(client);
512 event_handle_group(group, e);
514 event_handle_client(client, e);
516 event_handle_dockapp(dockapp, e);
518 event_handle_dock(dock, e);
519 else if (window == RootWindow(ob_display, ob_screen))
520 event_handle_root(e);
521 else if (e->type == MapRequest)
522 client_manage(window);
523 else if (e->type == ConfigureRequest) {
524 /* unhandled configure requests must be used to configure the
528 xwc.x = e->xconfigurerequest.x;
529 xwc.y = e->xconfigurerequest.y;
530 xwc.width = e->xconfigurerequest.width;
531 xwc.height = e->xconfigurerequest.height;
532 xwc.border_width = e->xconfigurerequest.border_width;
533 xwc.sibling = e->xconfigurerequest.above;
534 xwc.stack_mode = e->xconfigurerequest.detail;
536 /* we are not to be held responsible if someone sends us an
538 xerror_set_ignore(TRUE);
539 XConfigureWindow(ob_display, window,
540 e->xconfigurerequest.value_mask, &xwc);
541 xerror_set_ignore(FALSE);
544 /* user input (action-bound) events */
545 if (e->type == ButtonPress || e->type == ButtonRelease ||
546 e->type == MotionNotify || e->type == KeyPress ||
547 e->type == KeyRelease)
549 if (menu_frame_visible)
550 event_handle_menu(e);
552 if (!keyboard_process_interactive_grab(e, &client)) {
553 if (moveresize_in_progress) {
556 /* make further actions work on the client being
558 client = moveresize_client;
561 menu_can_hide = FALSE;
562 ob_main_loop_timeout_add(ob_main_loop,
563 config_menu_hide_delay * 1000,
564 menu_hide_delay_func,
565 NULL, g_direct_equal, NULL);
567 if (e->type == ButtonPress || e->type == ButtonRelease ||
568 e->type == MotionNotify) {
569 mouse_event(client, e);
570 } else if (e->type == KeyPress) {
571 keyboard_event((focus_cycle_target ? focus_cycle_target :
577 /* if something happens and it's not from an XEvent, then we don't know
579 event_curtime = CurrentTime;
582 static void event_handle_root(XEvent *e)
588 ob_debug("Another WM has requested to replace us. Exiting.\n");
593 if (e->xclient.format != 32) break;
595 msgtype = e->xclient.message_type;
596 if (msgtype == prop_atoms.net_current_desktop) {
597 guint d = e->xclient.data.l[0];
598 if (d < screen_num_desktops) {
599 event_curtime = e->xclient.data.l[1];
600 ob_debug("SWITCH DESKTOP TIME: %d\n", event_curtime);
601 screen_set_desktop(d);
603 } else if (msgtype == prop_atoms.net_number_of_desktops) {
604 guint d = e->xclient.data.l[0];
606 screen_set_num_desktops(d);
607 } else if (msgtype == prop_atoms.net_showing_desktop) {
608 screen_show_desktop(e->xclient.data.l[0] != 0);
609 } else if (msgtype == prop_atoms.ob_control) {
610 if (e->xclient.data.l[0] == 1)
612 else if (e->xclient.data.l[0] == 2)
617 if (e->xproperty.atom == prop_atoms.net_desktop_names)
618 screen_update_desktop_names();
619 else if (e->xproperty.atom == prop_atoms.net_desktop_layout)
620 screen_update_layout();
622 case ConfigureNotify:
624 XRRUpdateConfiguration(e);
633 static void event_handle_group(ObGroup *group, XEvent *e)
637 g_assert(e->type == PropertyNotify);
639 for (it = group->members; it; it = g_slist_next(it))
640 event_handle_client(it->data, e);
643 void event_enter_client(ObClient *client)
645 g_assert(config_focus_follow);
647 if (client_normal(client) && client_can_focus(client)) {
648 if (config_focus_delay) {
649 ObFocusDelayData *data;
651 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
653 data = g_new(ObFocusDelayData, 1);
654 data->client = client;
655 data->time = event_curtime;
657 ob_main_loop_timeout_add(ob_main_loop,
660 data, focus_delay_cmp, focus_delay_dest);
662 ObFocusDelayData data;
663 data.client = client;
664 data.time = event_curtime;
665 focus_delay_func(&data);
670 static void event_handle_client(ObClient *client, XEvent *e)
678 case VisibilityNotify:
679 client->frame->obscured = e->xvisibility.state != VisibilityUnobscured;
683 /* Wheel buttons don't draw because they are an instant click, so it
684 is a waste of resources to go drawing it. */
685 if (!(e->xbutton.button == 4 || e->xbutton.button == 5)) {
686 con = frame_context(client, e->xbutton.window);
687 con = mouse_button_frame_context(con, e->xbutton.button);
689 case OB_FRAME_CONTEXT_MAXIMIZE:
690 client->frame->max_press = (e->type == ButtonPress);
691 framerender_frame(client->frame);
693 case OB_FRAME_CONTEXT_CLOSE:
694 client->frame->close_press = (e->type == ButtonPress);
695 framerender_frame(client->frame);
697 case OB_FRAME_CONTEXT_ICONIFY:
698 client->frame->iconify_press = (e->type == ButtonPress);
699 framerender_frame(client->frame);
701 case OB_FRAME_CONTEXT_ALLDESKTOPS:
702 client->frame->desk_press = (e->type == ButtonPress);
703 framerender_frame(client->frame);
705 case OB_FRAME_CONTEXT_SHADE:
706 client->frame->shade_press = (e->type == ButtonPress);
707 framerender_frame(client->frame);
710 /* nothing changes with clicks for any other contexts */
716 con = frame_context(client, e->xcrossing.window);
718 case OB_FRAME_CONTEXT_MAXIMIZE:
719 client->frame->max_hover = FALSE;
720 frame_adjust_state(client->frame);
722 case OB_FRAME_CONTEXT_ALLDESKTOPS:
723 client->frame->desk_hover = FALSE;
724 frame_adjust_state(client->frame);
726 case OB_FRAME_CONTEXT_SHADE:
727 client->frame->shade_hover = FALSE;
728 frame_adjust_state(client->frame);
730 case OB_FRAME_CONTEXT_ICONIFY:
731 client->frame->iconify_hover = FALSE;
732 frame_adjust_state(client->frame);
734 case OB_FRAME_CONTEXT_CLOSE:
735 client->frame->close_hover = FALSE;
736 frame_adjust_state(client->frame);
738 case OB_FRAME_CONTEXT_FRAME:
739 if (keyboard_interactively_grabbed())
741 if (config_focus_follow && config_focus_delay)
742 ob_main_loop_timeout_remove_data(ob_main_loop,
752 gboolean nofocus = FALSE;
754 if (ignore_enter_focus) {
755 ignore_enter_focus--;
759 con = frame_context(client, e->xcrossing.window);
761 case OB_FRAME_CONTEXT_MAXIMIZE:
762 client->frame->max_hover = TRUE;
763 frame_adjust_state(client->frame);
765 case OB_FRAME_CONTEXT_ALLDESKTOPS:
766 client->frame->desk_hover = TRUE;
767 frame_adjust_state(client->frame);
769 case OB_FRAME_CONTEXT_SHADE:
770 client->frame->shade_hover = TRUE;
771 frame_adjust_state(client->frame);
773 case OB_FRAME_CONTEXT_ICONIFY:
774 client->frame->iconify_hover = TRUE;
775 frame_adjust_state(client->frame);
777 case OB_FRAME_CONTEXT_CLOSE:
778 client->frame->close_hover = TRUE;
779 frame_adjust_state(client->frame);
781 case OB_FRAME_CONTEXT_FRAME:
782 if (keyboard_interactively_grabbed())
784 if (e->xcrossing.mode == NotifyGrab ||
785 e->xcrossing.mode == NotifyUngrab)
787 ob_debug_type(OB_DEBUG_FOCUS,
788 "%sNotify mode %d detail %d on %lx IGNORED\n",
789 (e->type == EnterNotify ? "Enter" : "Leave"),
791 e->xcrossing.detail, client?client->window:0);
793 ob_debug_type(OB_DEBUG_FOCUS,
794 "%sNotify mode %d detail %d on %lx, "
795 "focusing window: %d\n",
796 (e->type == EnterNotify ? "Enter" : "Leave"),
798 e->xcrossing.detail, (client?client->window:0),
800 if (!nofocus && config_focus_follow)
801 event_enter_client(client);
809 case ConfigureRequest:
811 while (XCheckTypedWindowEvent(ob_display, client->window,
812 ConfigureRequest, &ce)) {
814 /* XXX if this causes bad things.. we can compress config req's
815 with the same mask. */
816 e->xconfigurerequest.value_mask |=
817 ce.xconfigurerequest.value_mask;
818 if (ce.xconfigurerequest.value_mask & CWX)
819 e->xconfigurerequest.x = ce.xconfigurerequest.x;
820 if (ce.xconfigurerequest.value_mask & CWY)
821 e->xconfigurerequest.y = ce.xconfigurerequest.y;
822 if (ce.xconfigurerequest.value_mask & CWWidth)
823 e->xconfigurerequest.width = ce.xconfigurerequest.width;
824 if (ce.xconfigurerequest.value_mask & CWHeight)
825 e->xconfigurerequest.height = ce.xconfigurerequest.height;
826 if (ce.xconfigurerequest.value_mask & CWBorderWidth)
827 e->xconfigurerequest.border_width =
828 ce.xconfigurerequest.border_width;
829 if (ce.xconfigurerequest.value_mask & CWStackMode)
830 e->xconfigurerequest.detail = ce.xconfigurerequest.detail;
833 /* if we are iconic (or shaded (fvwm does this)) ignore the event */
834 if (client->iconic || client->shaded) return;
836 /* resize, then move, as specified in the EWMH section 7.7 */
837 if (e->xconfigurerequest.value_mask & (CWWidth | CWHeight |
843 if (e->xconfigurerequest.value_mask & CWBorderWidth)
844 client->border_width = e->xconfigurerequest.border_width;
846 x = (e->xconfigurerequest.value_mask & CWX) ?
847 e->xconfigurerequest.x : client->area.x;
848 y = (e->xconfigurerequest.value_mask & CWY) ?
849 e->xconfigurerequest.y : client->area.y;
850 w = (e->xconfigurerequest.value_mask & CWWidth) ?
851 e->xconfigurerequest.width : client->area.width;
852 h = (e->xconfigurerequest.value_mask & CWHeight) ?
853 e->xconfigurerequest.height : client->area.height;
859 client->frame->size.left + client->frame->size.right;
861 client->frame->size.top + client->frame->size.bottom;
862 /* make this rude for size-only changes but not for position
864 gboolean moving = ((e->xconfigurerequest.value_mask & CWX) ||
865 (e->xconfigurerequest.value_mask & CWY));
867 client_find_onscreen(client, &newx, &newy, fw, fh,
869 if (e->xconfigurerequest.value_mask & CWX)
871 if (e->xconfigurerequest.value_mask & CWY)
875 switch (client->gravity) {
876 case NorthEastGravity:
878 corner = OB_CORNER_TOPRIGHT;
880 case SouthWestGravity:
882 corner = OB_CORNER_BOTTOMLEFT;
884 case SouthEastGravity:
885 corner = OB_CORNER_BOTTOMRIGHT;
887 default: /* NorthWest, Static, etc */
888 corner = OB_CORNER_TOPLEFT;
891 client_configure_full(client, corner, x, y, w, h, FALSE, TRUE,
895 if (e->xconfigurerequest.value_mask & CWStackMode) {
896 switch (e->xconfigurerequest.detail) {
899 /* Apps are so rude. And this is totally disconnected from
900 activation/focus. Bleh. */
901 /*client_lower(client);*/
907 /* Apps are so rude. And this is totally disconnected from
908 activation/focus. Bleh. */
909 /*client_raise(client);*/
915 if (client->ignore_unmaps) {
916 client->ignore_unmaps--;
919 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
921 client->window, e->xunmap.event, e->xunmap.from_configure,
922 client->ignore_unmaps);
923 client_unmanage(client);
926 ob_debug("DestroyNotify for window 0x%x\n", client->window);
927 client_unmanage(client);
930 /* this is when the client is first taken captive in the frame */
931 if (e->xreparent.parent == client->frame->plate) break;
934 This event is quite rare and is usually handled in unmapHandler.
935 However, if the window is unmapped when the reparent event occurs,
936 the window manager never sees it because an unmap event is not sent
937 to an already unmapped window.
940 /* we don't want the reparent event, put it back on the stack for the
941 X server to deal with after we unmanage the window */
942 XPutBackEvent(ob_display, e);
944 ob_debug("ReparentNotify for window 0x%x\n", client->window);
945 client_unmanage(client);
948 ob_debug("MapRequest for 0x%lx\n", client->window);
949 if (!client->iconic) break; /* this normally doesn't happen, but if it
950 does, we don't want it!
951 it can happen now when the window is on
952 another desktop, but we still don't
954 client_activate(client, FALSE, TRUE);
957 /* validate cuz we query stuff off the client here */
958 if (!client_validate(client)) break;
960 if (e->xclient.format != 32) return;
962 msgtype = e->xclient.message_type;
963 if (msgtype == prop_atoms.wm_change_state) {
964 /* compress changes into a single change */
965 while (XCheckTypedWindowEvent(ob_display, client->window,
967 /* XXX: it would be nice to compress ALL messages of a
968 type, not just messages in a row without other
969 message types between. */
970 if (ce.xclient.message_type != msgtype) {
971 XPutBackEvent(ob_display, &ce);
974 e->xclient = ce.xclient;
976 client_set_wm_state(client, e->xclient.data.l[0]);
977 } else if (msgtype == prop_atoms.net_wm_desktop) {
978 /* compress changes into a single change */
979 while (XCheckTypedWindowEvent(ob_display, client->window,
981 /* XXX: it would be nice to compress ALL messages of a
982 type, not just messages in a row without other
983 message types between. */
984 if (ce.xclient.message_type != msgtype) {
985 XPutBackEvent(ob_display, &ce);
988 e->xclient = ce.xclient;
990 if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
991 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
992 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
994 } else if (msgtype == prop_atoms.net_wm_state) {
995 /* can't compress these */
996 ob_debug("net_wm_state %s %ld %ld for 0x%lx\n",
997 (e->xclient.data.l[0] == 0 ? "Remove" :
998 e->xclient.data.l[0] == 1 ? "Add" :
999 e->xclient.data.l[0] == 2 ? "Toggle" : "INVALID"),
1000 e->xclient.data.l[1], e->xclient.data.l[2],
1002 client_set_state(client, e->xclient.data.l[0],
1003 e->xclient.data.l[1], e->xclient.data.l[2]);
1004 } else if (msgtype == prop_atoms.net_close_window) {
1005 ob_debug("net_close_window for 0x%lx\n", client->window);
1006 client_close(client);
1007 } else if (msgtype == prop_atoms.net_active_window) {
1008 ob_debug("net_active_window for 0x%lx source=%s\n",
1010 (e->xclient.data.l[0] == 0 ? "unknown" :
1011 (e->xclient.data.l[0] == 1 ? "application" :
1012 (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
1013 /* XXX make use of data.l[2] ! */
1014 event_curtime = e->xclient.data.l[1];
1015 client_activate(client, FALSE,
1016 (e->xclient.data.l[0] == 0 ||
1017 e->xclient.data.l[0] == 2));
1018 } else if (msgtype == prop_atoms.net_wm_moveresize) {
1019 ob_debug("net_wm_moveresize for 0x%lx direction %d\n",
1020 client->window, e->xclient.data.l[2]);
1021 if ((Atom)e->xclient.data.l[2] ==
1022 prop_atoms.net_wm_moveresize_size_topleft ||
1023 (Atom)e->xclient.data.l[2] ==
1024 prop_atoms.net_wm_moveresize_size_top ||
1025 (Atom)e->xclient.data.l[2] ==
1026 prop_atoms.net_wm_moveresize_size_topright ||
1027 (Atom)e->xclient.data.l[2] ==
1028 prop_atoms.net_wm_moveresize_size_right ||
1029 (Atom)e->xclient.data.l[2] ==
1030 prop_atoms.net_wm_moveresize_size_right ||
1031 (Atom)e->xclient.data.l[2] ==
1032 prop_atoms.net_wm_moveresize_size_bottomright ||
1033 (Atom)e->xclient.data.l[2] ==
1034 prop_atoms.net_wm_moveresize_size_bottom ||
1035 (Atom)e->xclient.data.l[2] ==
1036 prop_atoms.net_wm_moveresize_size_bottomleft ||
1037 (Atom)e->xclient.data.l[2] ==
1038 prop_atoms.net_wm_moveresize_size_left ||
1039 (Atom)e->xclient.data.l[2] ==
1040 prop_atoms.net_wm_moveresize_move ||
1041 (Atom)e->xclient.data.l[2] ==
1042 prop_atoms.net_wm_moveresize_size_keyboard ||
1043 (Atom)e->xclient.data.l[2] ==
1044 prop_atoms.net_wm_moveresize_move_keyboard) {
1046 moveresize_start(client, e->xclient.data.l[0],
1047 e->xclient.data.l[1], e->xclient.data.l[3],
1048 e->xclient.data.l[2]);
1050 else if ((Atom)e->xclient.data.l[2] ==
1051 prop_atoms.net_wm_moveresize_cancel)
1052 moveresize_end(TRUE);
1053 } else if (msgtype == prop_atoms.net_moveresize_window) {
1054 gint oldg = client->gravity;
1055 gint tmpg, x, y, w, h;
1057 if (e->xclient.data.l[0] & 0xff)
1058 tmpg = e->xclient.data.l[0] & 0xff;
1062 if (e->xclient.data.l[0] & 1 << 8)
1063 x = e->xclient.data.l[1];
1066 if (e->xclient.data.l[0] & 1 << 9)
1067 y = e->xclient.data.l[2];
1070 if (e->xclient.data.l[0] & 1 << 10)
1071 w = e->xclient.data.l[3];
1073 w = client->area.width;
1074 if (e->xclient.data.l[0] & 1 << 11)
1075 h = e->xclient.data.l[4];
1077 h = client->area.height;
1078 client->gravity = tmpg;
1084 client->frame->size.left + client->frame->size.right;
1086 client->frame->size.top + client->frame->size.bottom;
1087 client_find_onscreen(client, &newx, &newy, fw, fh,
1088 client_normal(client));
1089 if (e->xclient.data.l[0] & 1 << 8)
1091 if (e->xclient.data.l[0] & 1 << 9)
1095 client_configure(client, OB_CORNER_TOPLEFT,
1096 x, y, w, h, FALSE, TRUE);
1098 client->gravity = oldg;
1101 case PropertyNotify:
1102 /* validate cuz we query stuff off the client here */
1103 if (!client_validate(client)) break;
1105 /* compress changes to a single property into a single change */
1106 while (XCheckTypedWindowEvent(ob_display, client->window,
1110 /* XXX: it would be nice to compress ALL changes to a property,
1111 not just changes in a row without other props between. */
1113 a = ce.xproperty.atom;
1114 b = e->xproperty.atom;
1118 if ((a == prop_atoms.net_wm_name ||
1119 a == prop_atoms.wm_name ||
1120 a == prop_atoms.net_wm_icon_name ||
1121 a == prop_atoms.wm_icon_name)
1123 (b == prop_atoms.net_wm_name ||
1124 b == prop_atoms.wm_name ||
1125 b == prop_atoms.net_wm_icon_name ||
1126 b == prop_atoms.wm_icon_name)) {
1129 if (a == prop_atoms.net_wm_icon &&
1130 b == prop_atoms.net_wm_icon)
1133 XPutBackEvent(ob_display, &ce);
1137 msgtype = e->xproperty.atom;
1138 if (msgtype == XA_WM_NORMAL_HINTS) {
1139 client_update_normal_hints(client);
1140 /* normal hints can make a window non-resizable */
1141 client_setup_decor_and_functions(client);
1142 } else if (msgtype == XA_WM_HINTS) {
1143 client_update_wmhints(client);
1144 } else if (msgtype == XA_WM_TRANSIENT_FOR) {
1145 client_update_transient_for(client);
1146 client_get_type(client);
1147 /* type may have changed, so update the layer */
1148 client_calc_layer(client);
1149 client_setup_decor_and_functions(client);
1150 } else if (msgtype == prop_atoms.net_wm_name ||
1151 msgtype == prop_atoms.wm_name ||
1152 msgtype == prop_atoms.net_wm_icon_name ||
1153 msgtype == prop_atoms.wm_icon_name) {
1154 client_update_title(client);
1155 } else if (msgtype == prop_atoms.wm_class) {
1156 client_update_class(client);
1157 } else if (msgtype == prop_atoms.wm_protocols) {
1158 client_update_protocols(client);
1159 client_setup_decor_and_functions(client);
1161 else if (msgtype == prop_atoms.net_wm_strut) {
1162 client_update_strut(client);
1164 else if (msgtype == prop_atoms.net_wm_icon) {
1165 client_update_icons(client);
1167 else if (msgtype == prop_atoms.net_wm_user_time) {
1168 client_update_user_time(client);
1170 else if (msgtype == prop_atoms.sm_client_id) {
1171 client_update_sm_client_id(client);
1176 if (extensions_shape && e->type == extensions_shape_event_basep) {
1177 client->shaped = ((XShapeEvent*)e)->shaped;
1178 frame_adjust_shape(client->frame);
1184 static void event_handle_dock(ObDock *s, XEvent *e)
1188 if (e->xbutton.button == 1)
1189 stacking_raise(DOCK_AS_WINDOW(s));
1190 else if (e->xbutton.button == 2)
1191 stacking_lower(DOCK_AS_WINDOW(s));
1202 static void event_handle_dockapp(ObDockApp *app, XEvent *e)
1206 dock_app_drag(app, &e->xmotion);
1209 if (app->ignore_unmaps) {
1210 app->ignore_unmaps--;
1213 dock_remove(app, TRUE);
1216 dock_remove(app, FALSE);
1218 case ReparentNotify:
1219 dock_remove(app, FALSE);
1221 case ConfigureNotify:
1222 dock_app_configure(app, e->xconfigure.width, e->xconfigure.height);
1227 ObMenuFrame* find_active_menu()
1230 ObMenuFrame *ret = NULL;
1232 for (it = menu_frame_visible; it; it = g_list_next(it)) {
1241 ObMenuFrame* find_active_or_last_menu()
1243 ObMenuFrame *ret = NULL;
1245 ret = find_active_menu();
1246 if (!ret && menu_frame_visible)
1247 ret = menu_frame_visible->data;
1251 static void event_handle_menu(XEvent *ev)
1254 ObMenuEntryFrame *e;
1258 if (menu_can_hide) {
1259 if ((e = menu_entry_frame_under(ev->xbutton.x_root,
1260 ev->xbutton.y_root)))
1261 menu_entry_frame_execute(e, ev->xbutton.state,
1264 menu_frame_hide_all();
1268 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window))) {
1269 if (e->ignore_enters)
1272 menu_frame_select(e->frame, e);
1276 if ((e = g_hash_table_lookup(menu_frame_map, &ev->xcrossing.window)) &&
1277 (f = find_active_menu()) && f->selected == e &&
1278 e->entry->type != OB_MENU_ENTRY_TYPE_SUBMENU)
1280 menu_frame_select(e->frame, NULL);
1283 if ((e = menu_entry_frame_under(ev->xmotion.x_root,
1284 ev->xmotion.y_root)))
1285 menu_frame_select(e->frame, e);
1288 if (ev->xkey.keycode == ob_keycode(OB_KEY_ESCAPE))
1289 menu_frame_hide_all();
1290 else if (ev->xkey.keycode == ob_keycode(OB_KEY_RETURN)) {
1292 if ((f = find_active_menu()))
1293 menu_entry_frame_execute(f->selected, ev->xkey.state,
1295 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_LEFT)) {
1297 if ((f = find_active_or_last_menu()) && f->parent)
1298 menu_frame_select(f, NULL);
1299 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_RIGHT)) {
1301 if ((f = find_active_or_last_menu()) && f->child)
1302 menu_frame_select_next(f->child);
1303 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_UP)) {
1305 if ((f = find_active_or_last_menu()))
1306 menu_frame_select_previous(f);
1307 } else if (ev->xkey.keycode == ob_keycode(OB_KEY_DOWN)) {
1309 if ((f = find_active_or_last_menu()))
1310 menu_frame_select_next(f);
1316 static gboolean menu_hide_delay_func(gpointer data)
1318 menu_can_hide = TRUE;
1319 return FALSE; /* no repeat */
1322 static void focus_delay_dest(gpointer data)
1327 static gboolean focus_delay_cmp(gconstpointer d1, gconstpointer d2)
1329 const ObFocusDelayData *f1 = d1;
1330 return f1->client == d2;
1333 static gboolean focus_delay_func(gpointer data)
1335 ObFocusDelayData *d = data;
1336 Time old = event_curtime;
1338 event_curtime = d->time;
1339 if (focus_client != d->client) {
1340 if (client_focus(d->client) && config_focus_raise)
1341 client_raise(d->client);
1343 event_curtime = old;
1344 return FALSE; /* no repeat */
1347 static void focus_delay_client_dest(ObClient *client, gpointer data)
1349 ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
1353 void event_halt_focus_delay()
1355 ob_main_loop_timeout_remove(ob_main_loop, focus_delay_func);
1358 void event_ignore_queued_enters()
1360 GSList *saved = NULL, *it;
1363 XSync(ob_display, FALSE);
1365 /* count the events */
1367 e = g_new(XEvent, 1);
1368 if (XCheckTypedEvent(ob_display, EnterNotify, e)) {
1371 win = g_hash_table_lookup(window_map, &e->xany.window);
1372 if (win && WINDOW_IS_CLIENT(win))
1373 ++ignore_enter_focus;
1375 saved = g_slist_append(saved, e);
1381 /* put the events back */
1382 for (it = saved; it; it = g_slist_next(it)) {
1383 XPutBackEvent(ob_display, it->data);
1386 g_slist_free(saved);
1389 gboolean event_time_after(Time t1, Time t2)
1391 g_assert(t1 != CurrentTime);
1392 g_assert(t2 != CurrentTime);
1395 Timestamp values wrap around (after about 49.7 days). The server, given
1396 its current time is represented by timestamp T, always interprets
1397 timestamps from clients by treating half of the timestamp space as being
1398 later in time than T.
1399 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
1402 /* TIME_HALF is half of the number space of a Time type variable */
1403 #define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
1405 if (t2 >= TIME_HALF)
1406 /* t2 is in the second half so t1 might wrap around and be smaller than
1408 return t1 >= t2 || t1 < (t2 + TIME_HALF);
1410 /* t2 is in the first half so t1 has to come after it */
1411 return t1 >= t2 && t1 < (t2 + TIME_HALF);