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.
33 #include "menuframe.h"
37 #include "focus_cycle.h"
38 #include "moveresize.h"
42 #include "obt/display.h"
43 #include "obt/xqueue.h"
45 #include "obt/keyboard.h"
48 #include <X11/Xatom.h>
51 #ifdef HAVE_SYS_SELECT_H
52 # include <sys/select.h>
58 # include <unistd.h> /* for usleep() */
62 #include <X11/ICE/ICElib.h>
79 gulong start
; /* inclusive */
80 gulong end
; /* inclusive */
83 static void event_process(const XEvent
*e
, gpointer data
);
84 static void event_handle_root(XEvent
*e
);
85 static gboolean
event_handle_menu_input(XEvent
*e
);
86 static void event_handle_menu(ObMenuFrame
*frame
, XEvent
*e
);
87 static gboolean
event_handle_prompt(ObPrompt
*p
, XEvent
*e
);
88 static void event_handle_dock(ObDock
*s
, XEvent
*e
);
89 static void event_handle_dockapp(ObDockApp
*app
, XEvent
*e
);
90 static void event_handle_client(ObClient
*c
, XEvent
*e
);
91 static gboolean
event_handle_user_input(ObClient
*client
, XEvent
*e
);
92 static gboolean
is_enter_focus_event_ignored(gulong serial
);
93 static void event_ignore_enter_range(gulong start
, gulong end
);
95 static void focus_delay_dest(gpointer data
);
96 static void unfocus_delay_dest(gpointer data
);
97 static gboolean
focus_delay_func(gpointer data
);
98 static gboolean
unfocus_delay_func(gpointer data
);
99 static void focus_delay_client_dest(ObClient
*client
, gpointer data
);
101 Time event_last_user_time
= CurrentTime
;
103 /*! The time of the current X event (if it had a timestamp) */
104 static Time event_curtime
= CurrentTime
;
105 /*! The source time that started the current X event (user-provided, so not
107 static Time event_sourcetime
= CurrentTime
;
109 /*! The serial of the current X event */
110 static gulong event_curserial
;
111 static gboolean focus_left_screen
= FALSE
;
112 static gboolean waiting_for_focusin
= FALSE
;
113 /*! A list of ObSerialRanges which are to be ignored for mouse enter events */
114 static GSList
*ignore_serials
= NULL
;
115 static guint focus_delay_timeout_id
= 0;
116 static ObClient
*focus_delay_timeout_client
= NULL
;
117 static guint unfocus_delay_timeout_id
= 0;
118 static ObClient
*unfocus_delay_timeout_client
= NULL
;
121 static gboolean
ice_handler(GIOChannel
*source
, GIOCondition cond
,
125 IceProcessMessages(conn
, NULL
, &b
);
126 return TRUE
; /* don't remove the event source */
129 static void ice_watch(IceConn conn
, IcePointer data
, Bool opening
,
130 IcePointer
*watch_data
)
137 ch
= g_io_channel_unix_new(IceConnectionNumber(conn
));
138 id
= g_io_add_watch(ch
, G_IO_IN
, ice_handler
, conn
);
139 g_io_channel_unref(ch
);
147 void event_startup(gboolean reconfig
)
149 if (reconfig
) return;
151 xqueue_add_callback(event_process
, NULL
);
154 IceAddConnectionWatch(ice_watch
, NULL
);
157 client_add_destroy_notify(focus_delay_client_dest
, NULL
);
160 void event_shutdown(gboolean reconfig
)
162 if (reconfig
) return;
165 IceRemoveConnectionWatch(ice_watch
, NULL
);
168 client_remove_destroy_notify(focus_delay_client_dest
);
171 static Window
event_get_window(XEvent
*e
)
178 window
= obt_root(ob_screen
);
181 window
= e
->xcreatewindow
.window
;
184 window
= e
->xmaprequest
.window
;
187 window
= e
->xmap
.window
;
190 window
= e
->xunmap
.window
;
193 window
= e
->xdestroywindow
.window
;
195 case ConfigureRequest
:
196 window
= e
->xconfigurerequest
.window
;
198 case ConfigureNotify
:
199 window
= e
->xconfigure
.window
;
203 if (obt_display_extension_xkb
&&
204 e
->type
== obt_display_extension_xkb_basep
)
206 switch (((XkbAnyEvent
*)e
)->xkb_type
) {
208 window
= ((XkbBellNotifyEvent
*)e
)->window
;
215 if (obt_display_extension_sync
&&
216 e
->type
== obt_display_extension_sync_basep
+ XSyncAlarmNotify
)
221 window
= e
->xany
.window
;
226 static inline Time
event_get_timestamp(const XEvent
*e
)
228 Time t
= CurrentTime
;
230 /* grab the lasttime and hack up the state */
246 t
= e
->xproperty
.time
;
250 t
= e
->xcrossing
.time
;
254 if (obt_display_extension_sync
&&
255 e
->type
== obt_display_extension_sync_basep
+ XSyncAlarmNotify
)
257 t
= ((const XSyncAlarmNotifyEvent
*)e
)->time
;
260 /* if more event types are anticipated, get their timestamp
268 static void event_set_curtime(XEvent
*e
)
270 Time t
= event_get_timestamp(e
);
272 /* watch that if we get an event earlier than the last specified user_time,
273 which can happen if the clock goes backwards, we erase the last
274 specified user_time */
275 if (t
&& event_last_user_time
&& event_time_after(event_last_user_time
, t
))
276 event_last_user_time
= CurrentTime
;
278 event_sourcetime
= CurrentTime
;
282 static void event_hack_mods(XEvent
*e
)
287 e
->xbutton
.state
= obt_keyboard_only_modmasks(e
->xbutton
.state
);
294 e
->xmotion
.state
= obt_keyboard_only_modmasks(e
->xmotion
.state
);
295 /* compress events */
298 ObtXQueueWindowType wt
;
300 wt
.window
= e
->xmotion
.window
;
301 wt
.type
= MotionNotify
;
302 while (xqueue_remove_local(&ce
, xqueue_match_window_type
, &wt
)) {
303 e
->xmotion
.x
= ce
.xmotion
.x
;
304 e
->xmotion
.y
= ce
.xmotion
.y
;
305 e
->xmotion
.x_root
= ce
.xmotion
.x_root
;
306 e
->xmotion
.y_root
= ce
.xmotion
.y_root
;
313 static gboolean
wanted_focusevent(XEvent
*e
, gboolean in_client_only
)
315 gint mode
= e
->xfocus
.mode
;
316 gint detail
= e
->xfocus
.detail
;
317 Window win
= e
->xany
.window
;
319 if (e
->type
== FocusIn
) {
320 /* These are ones we never want.. */
322 /* This means focus was given by a keyboard/mouse grab. */
323 if (mode
== NotifyGrab
)
325 /* This means focus was given back from a keyboard/mouse grab. */
326 if (mode
== NotifyUngrab
)
329 /* These are the ones we want.. */
331 if (win
== obt_root(ob_screen
)) {
332 /* If looking for a focus in on a client, then always return
333 FALSE for focus in's to the root window */
336 /* This means focus reverted off of a client */
337 else if (detail
== NotifyPointerRoot
||
338 detail
== NotifyDetailNone
||
339 detail
== NotifyInferior
||
340 /* This means focus got here from another screen */
341 detail
== NotifyNonlinear
)
347 /* It was on a client, was it a valid one?
348 It's possible to get a FocusIn event for a client that was managed
351 if (in_client_only
) {
352 ObWindow
*w
= window_find(e
->xfocus
.window
);
353 if (!w
|| !WINDOW_IS_CLIENT(w
))
357 /* This means focus reverted to parent from the client (this
358 happens often during iconify animation) */
359 if (detail
== NotifyInferior
)
363 /* This means focus moved from the root window to a client */
364 if (detail
== NotifyVirtual
)
366 /* This means focus moved from one client to another */
367 if (detail
== NotifyNonlinearVirtual
)
373 g_assert(e
->type
== FocusOut
);
375 /* These are ones we never want.. */
377 /* This means focus was taken by a keyboard/mouse grab. */
378 if (mode
== NotifyGrab
)
380 /* This means focus was grabbed on a window and it was released. */
381 if (mode
== NotifyUngrab
)
384 /* Focus left the root window revertedto state */
385 if (win
== obt_root(ob_screen
))
388 /* These are the ones we want.. */
390 /* This means focus moved from a client to the root window */
391 if (detail
== NotifyVirtual
)
393 /* This means focus moved from one client to another */
394 if (detail
== NotifyNonlinearVirtual
)
402 static gboolean
event_look_for_focusin(XEvent
*e
, gpointer data
)
404 return e
->type
== FocusIn
&& wanted_focusevent(e
, FALSE
);
407 static gboolean
event_look_for_focusin_client(XEvent
*e
, gpointer data
)
409 return e
->type
== FocusIn
&& wanted_focusevent(e
, TRUE
);
412 static void print_focusevent(XEvent
*e
)
414 gint mode
= e
->xfocus
.mode
;
415 gint detail
= e
->xfocus
.detail
;
416 Window win
= e
->xany
.window
;
417 const gchar
*modestr
, *detailstr
;
420 case NotifyNormal
: modestr
="NotifyNormal"; break;
421 case NotifyGrab
: modestr
="NotifyGrab"; break;
422 case NotifyUngrab
: modestr
="NotifyUngrab"; break;
423 case NotifyWhileGrabbed
: modestr
="NotifyWhileGrabbed"; break;
424 default: g_assert_not_reached();
427 case NotifyAncestor
: detailstr
="NotifyAncestor"; break;
428 case NotifyVirtual
: detailstr
="NotifyVirtual"; break;
429 case NotifyInferior
: detailstr
="NotifyInferior"; break;
430 case NotifyNonlinear
: detailstr
="NotifyNonlinear"; break;
431 case NotifyNonlinearVirtual
: detailstr
="NotifyNonlinearVirtual"; break;
432 case NotifyPointer
: detailstr
="NotifyPointer"; break;
433 case NotifyPointerRoot
: detailstr
="NotifyPointerRoot"; break;
434 case NotifyDetailNone
: detailstr
="NotifyDetailNone"; break;
435 default: g_assert_not_reached();
438 if (mode
== NotifyGrab
|| mode
== NotifyUngrab
)
443 ob_debug_type(OB_DEBUG_FOCUS
, "Focus%s 0x%x mode=%s detail=%s",
444 (e
->xfocus
.type
== FocusIn
? "In" : "Out"),
450 static void event_process(const XEvent
*ec
, gpointer data
)
454 ObClient
*client
= NULL
;
456 ObDockApp
*dockapp
= NULL
;
457 ObWindow
*obwin
= NULL
;
458 ObMenuFrame
*menu
= NULL
;
459 ObPrompt
*prompt
= NULL
;
462 /* make a copy we can mangle */
466 window
= event_get_window(e
);
467 if (window
== obt_root(ob_screen
))
468 /* don't do any lookups, waste of cpu */;
469 else if ((obwin
= window_find(window
))) {
470 switch (obwin
->type
) {
471 case OB_WINDOW_CLASS_DOCK
:
472 dock
= WINDOW_AS_DOCK(obwin
);
474 case OB_WINDOW_CLASS_CLIENT
:
475 client
= WINDOW_AS_CLIENT(obwin
);
476 /* events on clients can be events on prompt windows too */
477 prompt
= client
->prompt
;
479 case OB_WINDOW_CLASS_MENUFRAME
:
480 menu
= WINDOW_AS_MENUFRAME(obwin
);
482 case OB_WINDOW_CLASS_INTERNAL
:
483 /* we don't do anything with events directly on these windows */
485 case OB_WINDOW_CLASS_PROMPT
:
486 prompt
= WINDOW_AS_PROMPT(obwin
);
491 dockapp
= dock_find_dockapp(window
);
493 event_set_curtime(e
);
494 event_curserial
= e
->xany
.serial
;
497 /* deal with it in the kernel */
499 if (e
->type
== FocusIn
) {
501 if (!wanted_focusevent(e
, FALSE
)) {
502 if (waiting_for_focusin
) {
503 /* We were waiting for this FocusIn, since we got a FocusOut
504 earlier, but it went to a window that isn't a client. */
505 ob_debug_type(OB_DEBUG_FOCUS
,
506 "Focus went to an unmanaged window 0x%x !",
508 focus_fallback(TRUE
, config_focus_under_mouse
, TRUE
, TRUE
);
511 else if (client
&& e
->xfocus
.detail
== NotifyInferior
) {
512 ob_debug_type(OB_DEBUG_FOCUS
, "Focus went to the frame window");
514 focus_left_screen
= FALSE
;
516 focus_fallback(FALSE
, config_focus_under_mouse
, TRUE
, TRUE
);
518 /* We don't get a FocusOut for this case, because it's just moving
519 from our Inferior up to us. This happens when iconifying a
520 window with RevertToParent focus */
521 frame_adjust_focus(client
->frame
, FALSE
);
522 /* focus_set_client(NULL) has already been called */
524 else if (e
->xfocus
.detail
== NotifyPointerRoot
||
525 e
->xfocus
.detail
== NotifyDetailNone
||
526 e
->xfocus
.detail
== NotifyInferior
||
527 e
->xfocus
.detail
== NotifyNonlinear
)
529 ob_debug_type(OB_DEBUG_FOCUS
,
530 "Focus went to root or pointer root/none");
532 if (e
->xfocus
.detail
== NotifyInferior
||
533 e
->xfocus
.detail
== NotifyNonlinear
)
535 focus_left_screen
= FALSE
;
538 /* If another FocusIn is in the queue then don't fallback yet. This
539 fixes the fun case of:
540 window map -> send focusin
541 window unmap -> get focusout
542 window map -> send focusin
543 get first focus out -> fall back to something (new window
544 hasn't received focus yet, so something else) -> send focusin
545 which means the "something else" is the last thing to get a
546 focusin sent to it, so the new window doesn't end up with focus.
548 But if the other focus in is something like PointerRoot then we
549 still want to fall back.
551 if (xqueue_exists_local(event_look_for_focusin_client
, NULL
)) {
552 ob_debug_type(OB_DEBUG_FOCUS
,
553 " but another FocusIn is coming");
555 /* Focus has been reverted.
557 FocusOut events come after UnmapNotify, so we don't need to
558 worry about focusing an invalid window
561 if (!focus_left_screen
)
562 focus_fallback(FALSE
, config_focus_under_mouse
,
568 ob_debug_type(OB_DEBUG_FOCUS
,
569 "Focus went to a window that is already gone");
571 /* If you send focus to a window and then it disappears, you can
572 get the FocusIn for it, after it is unmanaged.
573 Just wait for the next FocusOut/FocusIn pair, but make note that
574 the window that was focused no longer is. */
575 focus_set_client(NULL
);
577 else if (client
!= focus_client
) {
578 focus_left_screen
= FALSE
;
579 frame_adjust_focus(client
->frame
, TRUE
);
580 focus_set_client(client
);
581 client_calc_layer(client
);
582 client_bring_helper_windows(client
);
585 waiting_for_focusin
= FALSE
;
586 } else if (e
->type
== FocusOut
) {
588 if (!wanted_focusevent(e
, FALSE
))
589 ; /* skip this one */
590 /* Look for the followup FocusIn */
591 else if (!xqueue_exists_local(event_look_for_focusin
, NULL
)) {
592 /* There is no FocusIn, this means focus went to a window that
593 is not being managed, or a window on another screen. */
597 obt_display_ignore_errors(TRUE
);
598 if (XGetInputFocus(obt_display
, &win
, &i
) &&
599 XGetGeometry(obt_display
, win
, &root
, &i
,&i
,&u
,&u
,&u
,&u
) &&
600 root
!= obt_root(ob_screen
))
602 ob_debug_type(OB_DEBUG_FOCUS
,
603 "Focus went to another screen !");
604 focus_left_screen
= TRUE
;
607 ob_debug_type(OB_DEBUG_FOCUS
,
608 "Focus went to a black hole !");
609 obt_display_ignore_errors(FALSE
);
610 /* nothing is focused */
611 focus_set_client(NULL
);
613 /* Focus moved, so mark that we are waiting to process that
615 waiting_for_focusin
= TRUE
;
617 /* nothing is focused right now, but will be again shortly */
618 focus_set_client(NULL
);
621 if (client
&& client
!= focus_client
)
622 frame_adjust_focus(client
->frame
, FALSE
);
625 event_handle_client(client
, e
);
627 event_handle_dockapp(dockapp
, e
);
629 event_handle_dock(dock
, e
);
631 event_handle_menu(menu
, e
);
632 else if (window
== obt_root(ob_screen
))
633 event_handle_root(e
);
634 else if (e
->type
== MapRequest
)
635 window_manage(window
);
636 else if (e
->type
== MappingNotify
) {
637 /* keyboard layout changes for modifier mapping changes. reload the
638 modifier map, and rebind all the key bindings as appropriate */
639 ob_debug("Keyboard map changed. Reloading keyboard bindings.");
640 ob_set_state(OB_STATE_RECONFIGURING
);
641 obt_keyboard_reload();
643 ob_set_state(OB_STATE_RUNNING
);
645 else if (e
->type
== ClientMessage
) {
646 /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
647 windows that are not managed yet. */
648 if (e
->xclient
.message_type
==
649 OBT_PROP_ATOM(NET_REQUEST_FRAME_EXTENTS
))
651 /* Pretend to manage the client, getting information used to
652 determine its decorations */
653 ObClient
*c
= client_fake_manage(e
->xclient
.window
);
656 /* set the frame extents on the window */
657 vals
[0] = c
->frame
->size
.left
;
658 vals
[1] = c
->frame
->size
.right
;
659 vals
[2] = c
->frame
->size
.top
;
660 vals
[3] = c
->frame
->size
.bottom
;
661 OBT_PROP_SETA32(e
->xclient
.window
, NET_FRAME_EXTENTS
,
664 /* Free the pretend client */
665 client_fake_unmanage(c
);
668 else if (e
->type
== ConfigureRequest
) {
669 /* unhandled configure requests must be used to configure the
673 xwc
.x
= e
->xconfigurerequest
.x
;
674 xwc
.y
= e
->xconfigurerequest
.y
;
675 xwc
.width
= e
->xconfigurerequest
.width
;
676 xwc
.height
= e
->xconfigurerequest
.height
;
677 xwc
.border_width
= e
->xconfigurerequest
.border_width
;
678 xwc
.sibling
= e
->xconfigurerequest
.above
;
679 xwc
.stack_mode
= e
->xconfigurerequest
.detail
;
681 /* we are not to be held responsible if someone sends us an
683 obt_display_ignore_errors(TRUE
);
684 XConfigureWindow(obt_display
, window
,
685 e
->xconfigurerequest
.value_mask
, &xwc
);
686 obt_display_ignore_errors(FALSE
);
689 else if (obt_display_extension_sync
&&
690 e
->type
== obt_display_extension_sync_basep
+ XSyncAlarmNotify
)
692 XSyncAlarmNotifyEvent
*se
= (XSyncAlarmNotifyEvent
*)e
;
693 if (se
->alarm
== moveresize_alarm
&& moveresize_in_progress
)
698 if (e
->type
== ButtonPress
|| e
->type
== ButtonRelease
) {
700 static guint pressed
= 0;
701 static Window pressed_win
= None
;
703 /* If the button press was on some non-root window, or was physically
704 on the root window... */
705 if (window
!= obt_root(ob_screen
) ||
706 e
->xbutton
.subwindow
== None
||
707 /* ...or if it is related to the last button press we handled... */
708 pressed
== e
->xbutton
.button
||
709 /* ...or it if it was physically on an openbox
710 internal window... */
711 ((w
= window_find(e
->xbutton
.subwindow
)) &&
712 WINDOW_IS_INTERNAL(w
)))
713 /* ...then process the event, otherwise ignore it */
715 used
= event_handle_user_input(client
, e
);
718 used
= event_handle_prompt(prompt
, e
);
720 if (e
->type
== ButtonPress
) {
721 pressed
= e
->xbutton
.button
;
722 pressed_win
= e
->xbutton
.subwindow
;
726 else if (e
->type
== KeyPress
|| e
->type
== KeyRelease
||
727 e
->type
== MotionNotify
)
729 used
= event_handle_user_input(client
, e
);
732 used
= event_handle_prompt(prompt
, e
);
735 /* if something happens and it's not from an XEvent, then we don't know
736 the time, so clear it here until the next event is handled */
737 event_curtime
= event_sourcetime
= CurrentTime
;
741 static void event_handle_root(XEvent
*e
)
747 ob_debug("Another WM has requested to replace us. Exiting.");
752 if (e
->xclient
.format
!= 32) break;
754 msgtype
= e
->xclient
.message_type
;
755 if (msgtype
== OBT_PROP_ATOM(NET_CURRENT_DESKTOP
)) {
756 guint d
= e
->xclient
.data
.l
[0];
757 if (d
< screen_num_desktops
) {
758 if (e
->xclient
.data
.l
[1] == 0)
759 ob_debug_type(OB_DEBUG_APP_BUGS
,
760 "_NET_CURRENT_DESKTOP message is missing "
763 event_sourcetime
= e
->xclient
.data
.l
[1];
764 screen_set_desktop(d
, TRUE
);
766 } else if (msgtype
== OBT_PROP_ATOM(NET_NUMBER_OF_DESKTOPS
)) {
767 guint d
= e
->xclient
.data
.l
[0];
768 if (d
> 0 && d
<= 1000)
769 screen_set_num_desktops(d
);
770 } else if (msgtype
== OBT_PROP_ATOM(NET_SHOWING_DESKTOP
)) {
771 screen_show_desktop(e
->xclient
.data
.l
[0] != 0, NULL
);
772 } else if (msgtype
== OBT_PROP_ATOM(OB_CONTROL
)) {
773 ob_debug("OB_CONTROL: %d", e
->xclient
.data
.l
[0]);
774 if (e
->xclient
.data
.l
[0] == 1)
776 else if (e
->xclient
.data
.l
[0] == 2)
778 else if (e
->xclient
.data
.l
[0] == 3)
780 } else if (msgtype
== OBT_PROP_ATOM(WM_PROTOCOLS
)) {
781 if ((Atom
)e
->xclient
.data
.l
[0] == OBT_PROP_ATOM(NET_WM_PING
))
782 ping_got_pong(e
->xclient
.data
.l
[1]);
786 if (e
->xproperty
.atom
== OBT_PROP_ATOM(NET_DESKTOP_NAMES
)) {
787 ob_debug("UPDATE DESKTOP NAMES");
788 screen_update_desktop_names();
790 else if (e
->xproperty
.atom
== OBT_PROP_ATOM(NET_DESKTOP_LAYOUT
))
791 screen_update_layout();
793 case ConfigureNotify
:
795 XRRUpdateConfiguration(e
);
804 void event_enter_client(ObClient
*client
)
806 g_assert(config_focus_follow
);
808 if (is_enter_focus_event_ignored(event_curserial
)) {
809 ob_debug_type(OB_DEBUG_FOCUS
, "Ignoring enter event with serial %lu\n"
810 "on client 0x%x", event_curserial
, client
->window
);
814 if (client_enter_focusable(client
) && client_can_focus(client
)) {
815 if (config_focus_delay
) {
816 ObFocusDelayData
*data
;
818 if (focus_delay_timeout_id
)
819 g_source_remove(focus_delay_timeout_id
);
821 data
= g_slice_new(ObFocusDelayData
);
822 data
->client
= client
;
823 data
->time
= event_time();
824 data
->serial
= event_curserial
;
826 focus_delay_timeout_id
= g_timeout_add_full(G_PRIORITY_DEFAULT
,
831 focus_delay_timeout_client
= client
;
833 ObFocusDelayData data
;
834 data
.client
= client
;
835 data
.time
= event_time();
836 data
.serial
= event_curserial
;
837 focus_delay_func(&data
);
842 void event_leave_client(ObClient
*client
)
844 g_assert(config_focus_follow
);
846 if (is_enter_focus_event_ignored(event_curserial
)) {
847 ob_debug_type(OB_DEBUG_FOCUS
, "Ignoring leave event with serial %lu\n"
848 "on client 0x%x", event_curserial
, client
->window
);
852 if (client
== focus_client
) {
853 if (config_focus_delay
) {
854 ObFocusDelayData
*data
;
856 if (unfocus_delay_timeout_id
)
857 g_source_remove(unfocus_delay_timeout_id
);
859 data
= g_slice_new(ObFocusDelayData
);
860 data
->client
= client
;
861 data
->time
= event_time();
862 data
->serial
= event_curserial
;
864 unfocus_delay_timeout_id
= g_timeout_add_full(G_PRIORITY_DEFAULT
,
869 unfocus_delay_timeout_client
= client
;
871 ObFocusDelayData data
;
872 data
.client
= client
;
873 data
.time
= event_time();
874 data
.serial
= event_curserial
;
875 unfocus_delay_func(&data
);
880 static gboolean
*context_to_button(ObFrame
*f
, ObFrameContext con
, gboolean press
)
884 case OB_FRAME_CONTEXT_MAXIMIZE
:
885 return &f
->max_press
;
886 case OB_FRAME_CONTEXT_CLOSE
:
887 return &f
->close_press
;
888 case OB_FRAME_CONTEXT_ICONIFY
:
889 return &f
->iconify_press
;
890 case OB_FRAME_CONTEXT_ALLDESKTOPS
:
891 return &f
->desk_press
;
892 case OB_FRAME_CONTEXT_SHADE
:
893 return &f
->shade_press
;
899 case OB_FRAME_CONTEXT_MAXIMIZE
:
900 return &f
->max_hover
;
901 case OB_FRAME_CONTEXT_CLOSE
:
902 return &f
->close_hover
;
903 case OB_FRAME_CONTEXT_ICONIFY
:
904 return &f
->iconify_hover
;
905 case OB_FRAME_CONTEXT_ALLDESKTOPS
:
906 return &f
->desk_hover
;
907 case OB_FRAME_CONTEXT_SHADE
:
908 return &f
->shade_hover
;
915 static gboolean
more_client_message_event(Window window
, Atom msgtype
)
917 ObtXQueueWindowMessage wm
;
919 wm
.message
= msgtype
;
920 return xqueue_exists_local(xqueue_match_window_message
, &wm
);
923 struct ObSkipPropertyChange
{
928 static gboolean
skip_property_change(XEvent
*e
, gpointer data
)
930 const struct ObSkipPropertyChange s
= *(struct ObSkipPropertyChange
*)data
;
932 if (e
->type
== PropertyNotify
&& e
->xproperty
.window
== s
.window
) {
933 const Atom a
= e
->xproperty
.atom
;
934 const Atom b
= s
.prop
;
936 /* these are all updated together */
937 if ((a
== OBT_PROP_ATOM(NET_WM_NAME
) ||
938 a
== OBT_PROP_ATOM(WM_NAME
) ||
939 a
== OBT_PROP_ATOM(NET_WM_ICON_NAME
) ||
940 a
== OBT_PROP_ATOM(WM_ICON_NAME
))
942 (b
== OBT_PROP_ATOM(NET_WM_NAME
) ||
943 b
== OBT_PROP_ATOM(WM_NAME
) ||
944 b
== OBT_PROP_ATOM(NET_WM_ICON_NAME
) ||
945 b
== OBT_PROP_ATOM(WM_ICON_NAME
)))
949 else if (a
== b
&& a
== OBT_PROP_ATOM(NET_WM_ICON
))
955 static void event_handle_client(ObClient
*client
, XEvent
*e
)
960 static gint px
= -1, py
= -1;
962 static ObFrameContext pcon
= OB_FRAME_CONTEXT_NONE
;
966 /* save where the press occured for the first button pressed */
968 pb
= e
->xbutton
.button
;
972 pcon
= frame_context(client
, e
->xbutton
.window
, px
, py
);
973 pcon
= mouse_button_frame_context(pcon
, e
->xbutton
.button
,
977 /* Wheel buttons don't draw because they are an instant click, so it
978 is a waste of resources to go drawing it.
979 if the user is doing an interactive thing, or has a menu open then
980 the mouse is grabbed (possibly) and if we get these events we don't
981 want to deal with them
983 if (!(e
->xbutton
.button
== 4 || e
->xbutton
.button
== 5) &&
986 /* use where the press occured */
987 con
= frame_context(client
, e
->xbutton
.window
, px
, py
);
988 con
= mouse_button_frame_context(con
, e
->xbutton
.button
,
991 /* button presses on CLIENT_CONTEXTs are not accompanied by a
992 release because they are Replayed to the client */
993 if ((e
->type
== ButtonRelease
|| CLIENT_CONTEXT(con
, client
)) &&
994 e
->xbutton
.button
== pb
)
995 pb
= 0, px
= py
= -1, pcon
= OB_FRAME_CONTEXT_NONE
;
997 but
= context_to_button(client
->frame
, con
, TRUE
);
999 *but
= (e
->type
== ButtonPress
);
1000 frame_adjust_state(client
->frame
);
1005 /* when there is a grab on the pointer, we won't get enter/leave
1006 notifies, but we still get motion events */
1007 if (grab_on_pointer()) break;
1009 con
= frame_context(client
, e
->xmotion
.window
,
1010 e
->xmotion
.x
, e
->xmotion
.y
);
1012 case OB_FRAME_CONTEXT_TITLEBAR
:
1013 case OB_FRAME_CONTEXT_TLCORNER
:
1014 case OB_FRAME_CONTEXT_TRCORNER
:
1015 /* we've left the button area inside the titlebar */
1016 if (client
->frame
->max_hover
|| client
->frame
->desk_hover
||
1017 client
->frame
->shade_hover
|| client
->frame
->iconify_hover
||
1018 client
->frame
->close_hover
)
1020 client
->frame
->max_hover
=
1021 client
->frame
->desk_hover
=
1022 client
->frame
->shade_hover
=
1023 client
->frame
->iconify_hover
=
1024 client
->frame
->close_hover
= FALSE
;
1025 frame_adjust_state(client
->frame
);
1029 but
= context_to_button(client
->frame
, con
, FALSE
);
1030 if (but
&& !*but
&& !pb
) {
1032 frame_adjust_state(client
->frame
);
1038 con
= frame_context(client
, e
->xcrossing
.window
,
1039 e
->xcrossing
.x
, e
->xcrossing
.y
);
1041 case OB_FRAME_CONTEXT_TITLEBAR
:
1042 case OB_FRAME_CONTEXT_TLCORNER
:
1043 case OB_FRAME_CONTEXT_TRCORNER
:
1044 /* we've left the button area inside the titlebar */
1045 client
->frame
->max_hover
=
1046 client
->frame
->desk_hover
=
1047 client
->frame
->shade_hover
=
1048 client
->frame
->iconify_hover
=
1049 client
->frame
->close_hover
= FALSE
;
1050 if (e
->xcrossing
.mode
== NotifyGrab
) {
1051 client
->frame
->max_press
=
1052 client
->frame
->desk_press
=
1053 client
->frame
->shade_press
=
1054 client
->frame
->iconify_press
=
1055 client
->frame
->close_press
= FALSE
;
1058 case OB_FRAME_CONTEXT_FRAME
:
1059 /* When the mouse leaves an animating window, don't use the
1060 corresponding enter events. Pretend like the animating window
1061 doesn't even exist..! */
1062 if (frame_iconify_animating(client
->frame
))
1063 event_end_ignore_all_enters(event_start_ignore_all_enters());
1065 ob_debug_type(OB_DEBUG_FOCUS
,
1066 "%sNotify mode %d detail %d on %lx",
1067 (e
->type
== EnterNotify
? "Enter" : "Leave"),
1069 e
->xcrossing
.detail
, (client
?client
->window
:0));
1070 if (grab_on_keyboard())
1072 if (config_focus_follow
&&
1073 /* leave inferior events can happen when the mouse goes onto
1074 the window's border and then into the window before the
1076 e
->xcrossing
.detail
!= NotifyInferior
)
1078 if (config_focus_delay
&& focus_delay_timeout_id
)
1079 g_source_remove(focus_delay_timeout_id
);
1080 if (config_unfocus_leave
)
1081 event_leave_client(client
);
1085 but
= context_to_button(client
->frame
, con
, FALSE
);
1088 if (e
->xcrossing
.mode
== NotifyGrab
) {
1089 but
= context_to_button(client
->frame
, con
, TRUE
);
1092 frame_adjust_state(client
->frame
);
1099 con
= frame_context(client
, e
->xcrossing
.window
,
1100 e
->xcrossing
.x
, e
->xcrossing
.y
);
1102 case OB_FRAME_CONTEXT_FRAME
:
1103 if (grab_on_keyboard())
1105 if (e
->xcrossing
.mode
== NotifyGrab
||
1106 e
->xcrossing
.mode
== NotifyUngrab
||
1107 /*ignore enters when we're already in the window */
1108 e
->xcrossing
.detail
== NotifyInferior
)
1110 ob_debug_type(OB_DEBUG_FOCUS
,
1111 "%sNotify mode %d detail %d serial %lu on %lx "
1113 (e
->type
== EnterNotify
? "Enter" : "Leave"),
1115 e
->xcrossing
.detail
,
1116 e
->xcrossing
.serial
,
1117 client
?client
->window
:0);
1120 ob_debug_type(OB_DEBUG_FOCUS
,
1121 "%sNotify mode %d detail %d serial %lu on %lx, "
1123 (e
->type
== EnterNotify
? "Enter" : "Leave"),
1125 e
->xcrossing
.detail
,
1126 e
->xcrossing
.serial
,
1127 (client
?client
->window
:0));
1128 if (config_focus_follow
) {
1129 if (config_focus_delay
&& unfocus_delay_timeout_id
)
1130 g_source_remove(unfocus_delay_timeout_id
);
1131 event_enter_client(client
);
1136 but
= context_to_button(client
->frame
, con
, FALSE
);
1139 if (e
->xcrossing
.mode
== NotifyUngrab
) {
1140 but
= context_to_button(client
->frame
, con
, TRUE
);
1141 *but
= (con
== pcon
);
1143 frame_adjust_state(client
->frame
);
1149 case ConfigureRequest
:
1151 /* dont compress these unless you're going to watch for property
1152 notifies in between (these can change what the configure would
1154 also you can't compress stacking events
1158 gboolean move
= FALSE
;
1159 gboolean resize
= FALSE
;
1161 /* get the current area */
1162 RECT_TO_DIMS(client
->area
, x
, y
, w
, h
);
1164 ob_debug("ConfigureRequest for \"%s\" desktop %d wmstate %d "
1167 screen_desktop
, client
->wmstate
, client
->frame
->visible
);
1168 ob_debug(" x %d y %d w %d h %d b %d",
1169 x
, y
, w
, h
, client
->border_width
);
1171 if (e
->xconfigurerequest
.value_mask
& CWBorderWidth
)
1172 if (client
->border_width
!= e
->xconfigurerequest
.border_width
) {
1173 client
->border_width
= e
->xconfigurerequest
.border_width
;
1175 /* if the border width is changing then that is the same
1176 as requesting a resize, but we don't actually change
1177 the client's border, so it will change their root
1178 coordinates (since they include the border width) and
1179 we need to a notify then */
1183 if (e
->xconfigurerequest
.value_mask
& CWStackMode
) {
1184 ObClient
*sibling
= NULL
;
1185 gulong ignore_start
;
1188 /* get the sibling */
1189 if (e
->xconfigurerequest
.value_mask
& CWSibling
) {
1191 win
= window_find(e
->xconfigurerequest
.above
);
1192 if (win
&& WINDOW_IS_CLIENT(win
) &&
1193 WINDOW_AS_CLIENT(win
) != client
)
1195 sibling
= WINDOW_AS_CLIENT(win
);
1198 /* an invalid sibling was specified so don't restack at
1199 all, it won't make sense no matter what we do */
1204 if (!config_focus_under_mouse
)
1205 ignore_start
= event_start_ignore_all_enters();
1206 stacking_restack_request(client
, sibling
,
1207 e
->xconfigurerequest
.detail
);
1208 if (!config_focus_under_mouse
)
1209 event_end_ignore_all_enters(ignore_start
);
1212 /* a stacking change moves the window without resizing */
1216 if ((e
->xconfigurerequest
.value_mask
& CWX
) ||
1217 (e
->xconfigurerequest
.value_mask
& CWY
) ||
1218 (e
->xconfigurerequest
.value_mask
& CWWidth
) ||
1219 (e
->xconfigurerequest
.value_mask
& CWHeight
))
1221 /* don't allow clients to move shaded windows (fvwm does this)
1223 if (e
->xconfigurerequest
.value_mask
& CWX
) {
1224 if (!client
->shaded
)
1225 x
= e
->xconfigurerequest
.x
;
1228 if (e
->xconfigurerequest
.value_mask
& CWY
) {
1229 if (!client
->shaded
)
1230 y
= e
->xconfigurerequest
.y
;
1234 if (e
->xconfigurerequest
.value_mask
& CWWidth
) {
1235 w
= e
->xconfigurerequest
.width
;
1238 if (e
->xconfigurerequest
.value_mask
& CWHeight
) {
1239 h
= e
->xconfigurerequest
.height
;
1244 ob_debug("ConfigureRequest x(%d) %d y(%d) %d w(%d) %d h(%d) %d "
1245 "move %d resize %d",
1246 e
->xconfigurerequest
.value_mask
& CWX
, x
,
1247 e
->xconfigurerequest
.value_mask
& CWY
, y
,
1248 e
->xconfigurerequest
.value_mask
& CWWidth
, w
,
1249 e
->xconfigurerequest
.value_mask
& CWHeight
, h
,
1252 /* check for broken apps moving to their root position
1254 XXX remove this some day...that would be nice. right now all
1255 kde apps do this when they try activate themselves on another
1256 desktop. eg. open amarok window on desktop 1, switch to desktop
1257 2, click amarok tray icon. it will move by its decoration size.
1259 if (x
!= client
->area
.x
&&
1260 x
== (client
->frame
->area
.x
+ client
->frame
->size
.left
-
1261 (gint
)client
->border_width
) &&
1262 y
!= client
->area
.y
&&
1263 y
== (client
->frame
->area
.y
+ client
->frame
->size
.top
-
1264 (gint
)client
->border_width
) &&
1265 w
== client
->area
.width
&&
1266 h
== client
->area
.height
)
1268 ob_debug_type(OB_DEBUG_APP_BUGS
,
1269 "Application %s is trying to move via "
1270 "ConfigureRequest to it's root window position "
1271 "but it is not using StaticGravity",
1277 /* they still requested a move, so don't change whether a
1278 notify is sent or not */
1281 /* check for broken apps (java swing) moving to 0,0 when there is a
1284 XXX remove this some day...that would be nice. but really unexpected
1285 from Sun Microsystems.
1287 if (x
== 0 && y
== 0 && client
->gravity
== NorthWestGravity
&&
1288 client_normal(client
))
1290 const Rect to
= { x
, y
, w
, h
};
1292 /* oldschool fullscreen windows are allowed */
1293 if (!client_is_oldfullscreen(client
, &to
)) {
1296 r
= screen_area(client
->desktop
, SCREEN_AREA_ALL_MONITORS
,
1299 /* move the window only to the corner outside struts */
1303 ob_debug_type(OB_DEBUG_APP_BUGS
,
1304 "Application %s is trying to move via "
1305 "ConfigureRequest to 0,0 using "
1306 "NorthWestGravity, while there is a "
1308 "Moving buggy app from (0,0) to (%d,%d)",
1309 client
->title
, r
->x
, r
->y
);
1312 g_slice_free(Rect
, r
);
1314 /* they still requested a move, so don't change whether a
1315 notify is sent or not */
1322 client_try_configure(client
, &x
, &y
, &w
, &h
, &lw
, &lh
, FALSE
);
1324 /* if x was not given, then use gravity to figure out the new
1325 x. the reference point should not be moved */
1326 if ((e
->xconfigurerequest
.value_mask
& CWWidth
&&
1327 !(e
->xconfigurerequest
.value_mask
& CWX
)))
1328 client_gravity_resize_w(client
, &x
, client
->area
.width
, w
);
1330 if ((e
->xconfigurerequest
.value_mask
& CWHeight
&&
1331 !(e
->xconfigurerequest
.value_mask
& CWY
)))
1332 client_gravity_resize_h(client
, &y
, client
->area
.height
,h
);
1334 client_find_onscreen(client
, &x
, &y
, w
, h
, FALSE
);
1336 ob_debug("Granting ConfigureRequest x %d y %d w %d h %d",
1338 client_configure(client
, x
, y
, w
, h
, FALSE
, TRUE
, TRUE
);
1343 ob_debug("UnmapNotify for window 0x%x eventwin 0x%x sendevent %d "
1345 client
->window
, e
->xunmap
.event
, e
->xunmap
.from_configure
,
1346 client
->ignore_unmaps
);
1347 if (client
->ignore_unmaps
) {
1348 client
->ignore_unmaps
--;
1351 client_unmanage(client
);
1354 ob_debug("DestroyNotify for window 0x%x", client
->window
);
1355 client_unmanage(client
);
1357 case ReparentNotify
:
1358 /* this is when the client is first taken captive in the frame */
1359 if (e
->xreparent
.parent
== client
->frame
->window
) break;
1362 This event is quite rare and is usually handled in unmapHandler.
1363 However, if the window is unmapped when the reparent event occurs,
1364 the window manager never sees it because an unmap event is not sent
1365 to an already unmapped window.
1368 ob_debug("ReparentNotify for window 0x%x", client
->window
);
1369 client_unmanage(client
);
1372 ob_debug("MapRequest for 0x%lx", client
->window
);
1373 if (!client
->iconic
) break; /* this normally doesn't happen, but if it
1374 does, we don't want it!
1375 it can happen now when the window is on
1376 another desktop, but we still don't
1378 client_activate(client
, FALSE
, FALSE
, TRUE
, TRUE
, TRUE
);
1381 /* validate cuz we query stuff off the client here */
1382 if (!client_validate(client
)) break;
1384 if (e
->xclient
.format
!= 32) return;
1386 msgtype
= e
->xclient
.message_type
;
1387 if (msgtype
== OBT_PROP_ATOM(WM_CHANGE_STATE
)) {
1388 if (!more_client_message_event(client
->window
, msgtype
))
1389 client_set_wm_state(client
, e
->xclient
.data
.l
[0]);
1390 } else if (msgtype
== OBT_PROP_ATOM(NET_WM_DESKTOP
)) {
1391 if (!more_client_message_event(client
->window
, msgtype
) &&
1392 ((unsigned)e
->xclient
.data
.l
[0] < screen_num_desktops
||
1393 (unsigned)e
->xclient
.data
.l
[0] == DESKTOP_ALL
))
1395 client_set_desktop(client
, (unsigned)e
->xclient
.data
.l
[0],
1398 } else if (msgtype
== OBT_PROP_ATOM(NET_WM_STATE
)) {
1399 gulong ignore_start
;
1401 /* can't compress these */
1402 ob_debug("net_wm_state %s %ld %ld for 0x%lx",
1403 (e
->xclient
.data
.l
[0] == 0 ? "Remove" :
1404 e
->xclient
.data
.l
[0] == 1 ? "Add" :
1405 e
->xclient
.data
.l
[0] == 2 ? "Toggle" : "INVALID"),
1406 e
->xclient
.data
.l
[1], e
->xclient
.data
.l
[2],
1409 /* ignore enter events caused by these like ob actions do */
1410 if (!config_focus_under_mouse
)
1411 ignore_start
= event_start_ignore_all_enters();
1412 client_set_state(client
, e
->xclient
.data
.l
[0],
1413 e
->xclient
.data
.l
[1], e
->xclient
.data
.l
[2]);
1414 if (!config_focus_under_mouse
)
1415 event_end_ignore_all_enters(ignore_start
);
1416 } else if (msgtype
== OBT_PROP_ATOM(NET_CLOSE_WINDOW
)) {
1417 ob_debug("net_close_window for 0x%lx", client
->window
);
1418 client_close(client
);
1419 } else if (msgtype
== OBT_PROP_ATOM(NET_ACTIVE_WINDOW
)) {
1420 ob_debug("net_active_window for 0x%lx source=%s",
1422 (e
->xclient
.data
.l
[0] == 0 ? "unknown" :
1423 (e
->xclient
.data
.l
[0] == 1 ? "application" :
1424 (e
->xclient
.data
.l
[0] == 2 ? "user" : "INVALID"))));
1425 /* XXX make use of data.l[2] !? */
1426 if (e
->xclient
.data
.l
[0] == 1 || e
->xclient
.data
.l
[0] == 2) {
1427 /* we can not trust the timestamp from applications.
1428 e.g. chromium passes a very old timestamp. openbox thinks
1429 the window will get focus and calls XSetInputFocus with the
1430 (old) timestamp, which doesn't end up moving focus at all.
1431 but the window is raised, not hilited, etc, as if it was
1432 really going to get focus.
1434 so do not use this timestamp in event_curtime, as this would
1435 be used in XSetInputFocus.
1437 event_sourcetime
= e
->xclient
.data
.l
[1];
1438 if (e
->xclient
.data
.l
[1] == 0)
1439 ob_debug_type(OB_DEBUG_APP_BUGS
,
1440 "_NET_ACTIVE_WINDOW message for window %s is"
1441 " missing a timestamp", client
->title
);
1443 ob_debug_type(OB_DEBUG_APP_BUGS
,
1444 "_NET_ACTIVE_WINDOW message for window %s is "
1445 "missing source indication", client
->title
);
1446 client_activate(client
, FALSE
, FALSE
, TRUE
, TRUE
,
1447 (e
->xclient
.data
.l
[0] == 0 ||
1448 e
->xclient
.data
.l
[0] == 2));
1449 } else if (msgtype
== OBT_PROP_ATOM(NET_WM_MOVERESIZE
)) {
1450 ob_debug("net_wm_moveresize for 0x%lx direction %d",
1451 client
->window
, e
->xclient
.data
.l
[2]);
1452 if ((Atom
)e
->xclient
.data
.l
[2] ==
1453 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_TOPLEFT
) ||
1454 (Atom
)e
->xclient
.data
.l
[2] ==
1455 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_TOP
) ||
1456 (Atom
)e
->xclient
.data
.l
[2] ==
1457 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_TOPRIGHT
) ||
1458 (Atom
)e
->xclient
.data
.l
[2] ==
1459 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_RIGHT
) ||
1460 (Atom
)e
->xclient
.data
.l
[2] ==
1461 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_RIGHT
) ||
1462 (Atom
)e
->xclient
.data
.l
[2] ==
1463 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT
) ||
1464 (Atom
)e
->xclient
.data
.l
[2] ==
1465 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_BOTTOM
) ||
1466 (Atom
)e
->xclient
.data
.l
[2] ==
1467 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT
) ||
1468 (Atom
)e
->xclient
.data
.l
[2] ==
1469 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_LEFT
) ||
1470 (Atom
)e
->xclient
.data
.l
[2] ==
1471 OBT_PROP_ATOM(NET_WM_MOVERESIZE_MOVE
) ||
1472 (Atom
)e
->xclient
.data
.l
[2] ==
1473 OBT_PROP_ATOM(NET_WM_MOVERESIZE_SIZE_KEYBOARD
) ||
1474 (Atom
)e
->xclient
.data
.l
[2] ==
1475 OBT_PROP_ATOM(NET_WM_MOVERESIZE_MOVE_KEYBOARD
))
1477 moveresize_start(client
, e
->xclient
.data
.l
[0],
1478 e
->xclient
.data
.l
[1], e
->xclient
.data
.l
[3],
1479 e
->xclient
.data
.l
[2]);
1481 else if ((Atom
)e
->xclient
.data
.l
[2] ==
1482 OBT_PROP_ATOM(NET_WM_MOVERESIZE_CANCEL
))
1483 moveresize_end(TRUE
);
1484 } else if (msgtype
== OBT_PROP_ATOM(NET_MOVERESIZE_WINDOW
)) {
1485 gint ograv
, x
, y
, w
, h
;
1487 ograv
= client
->gravity
;
1489 if (e
->xclient
.data
.l
[0] & 0xff)
1490 client
->gravity
= e
->xclient
.data
.l
[0] & 0xff;
1492 if (e
->xclient
.data
.l
[0] & 1 << 8)
1493 x
= e
->xclient
.data
.l
[1];
1496 if (e
->xclient
.data
.l
[0] & 1 << 9)
1497 y
= e
->xclient
.data
.l
[2];
1501 if (e
->xclient
.data
.l
[0] & 1 << 10) {
1502 w
= e
->xclient
.data
.l
[3];
1504 /* if x was not given, then use gravity to figure out the new
1505 x. the reference point should not be moved */
1506 if (!(e
->xclient
.data
.l
[0] & 1 << 8))
1507 client_gravity_resize_w(client
, &x
, client
->area
.width
, w
);
1510 w
= client
->area
.width
;
1512 if (e
->xclient
.data
.l
[0] & 1 << 11) {
1513 h
= e
->xclient
.data
.l
[4];
1516 if (!(e
->xclient
.data
.l
[0] & 1 << 9))
1517 client_gravity_resize_h(client
, &y
, client
->area
.height
,h
);
1520 h
= client
->area
.height
;
1522 ob_debug("MOVERESIZE x %d %d y %d %d (gravity %d)",
1523 e
->xclient
.data
.l
[0] & 1 << 8, x
,
1524 e
->xclient
.data
.l
[0] & 1 << 9, y
,
1527 client_find_onscreen(client
, &x
, &y
, w
, h
, FALSE
);
1529 client_configure(client
, x
, y
, w
, h
, FALSE
, TRUE
, FALSE
);
1531 client
->gravity
= ograv
;
1532 } else if (msgtype
== OBT_PROP_ATOM(NET_RESTACK_WINDOW
)) {
1533 if (e
->xclient
.data
.l
[0] != 2) {
1534 ob_debug_type(OB_DEBUG_APP_BUGS
,
1535 "_NET_RESTACK_WINDOW sent for window %s with "
1536 "invalid source indication %ld",
1537 client
->title
, e
->xclient
.data
.l
[0]);
1539 ObClient
*sibling
= NULL
;
1540 if (e
->xclient
.data
.l
[1]) {
1541 ObWindow
*win
= window_find(e
->xclient
.data
.l
[1]);
1542 if (WINDOW_IS_CLIENT(win
) &&
1543 WINDOW_AS_CLIENT(win
) != client
)
1545 sibling
= WINDOW_AS_CLIENT(win
);
1547 if (sibling
== NULL
)
1548 ob_debug_type(OB_DEBUG_APP_BUGS
,
1549 "_NET_RESTACK_WINDOW sent for window %s "
1550 "with invalid sibling 0x%x",
1551 client
->title
, e
->xclient
.data
.l
[1]);
1553 if (e
->xclient
.data
.l
[2] == Below
||
1554 e
->xclient
.data
.l
[2] == BottomIf
||
1555 e
->xclient
.data
.l
[2] == Above
||
1556 e
->xclient
.data
.l
[2] == TopIf
||
1557 e
->xclient
.data
.l
[2] == Opposite
)
1559 gulong ignore_start
;
1561 if (!config_focus_under_mouse
)
1562 ignore_start
= event_start_ignore_all_enters();
1563 /* just raise, don't activate */
1564 stacking_restack_request(client
, sibling
,
1565 e
->xclient
.data
.l
[2]);
1566 if (!config_focus_under_mouse
)
1567 event_end_ignore_all_enters(ignore_start
);
1569 /* send a synthetic ConfigureNotify, cuz this is supposed
1570 to be like a ConfigureRequest. */
1571 client_reconfigure(client
, TRUE
);
1573 ob_debug_type(OB_DEBUG_APP_BUGS
,
1574 "_NET_RESTACK_WINDOW sent for window %s "
1575 "with invalid detail %d",
1576 client
->title
, e
->xclient
.data
.l
[2]);
1580 case PropertyNotify
:
1581 /* validate cuz we query stuff off the client here */
1582 if (!client_validate(client
)) break;
1584 msgtype
= e
->xproperty
.atom
;
1586 /* ignore changes to some properties if there is another change
1587 coming in the queue */
1589 struct ObSkipPropertyChange s
;
1590 s
.window
= client
->window
;
1592 if (xqueue_exists_local(skip_property_change
, &s
))
1596 msgtype
= e
->xproperty
.atom
;
1597 if (msgtype
== XA_WM_NORMAL_HINTS
) {
1598 int x
, y
, w
, h
, lw
, lh
;
1600 ob_debug("Update NORMAL hints");
1601 client_update_normal_hints(client
);
1602 /* normal hints can make a window non-resizable */
1603 client_setup_decor_and_functions(client
, FALSE
);
1607 w
= client
->area
.width
;
1608 h
= client
->area
.height
;
1610 /* apply the new normal hints */
1611 client_try_configure(client
, &x
, &y
, &w
, &h
, &lw
, &lh
, FALSE
);
1612 /* make sure the window is visible, and if the window is resized
1613 off-screen due to the normal hints changing then this will push
1614 it back onto the screen. */
1615 client_find_onscreen(client
, &x
, &y
, w
, h
, FALSE
);
1617 /* make sure the client's sizes are within its bounds, but don't
1618 make it reply with a configurenotify unless something changed.
1619 emacs will update its normal hints every time it receives a
1621 client_configure(client
, x
, y
, w
, h
, FALSE
, TRUE
, FALSE
);
1622 } else if (msgtype
== OBT_PROP_ATOM(MOTIF_WM_HINTS
)) {
1623 client_get_mwm_hints(client
);
1624 /* This can override some mwm hints */
1625 client_get_type_and_transientness(client
);
1627 /* Apply the changes to the window */
1628 client_setup_decor_and_functions(client
, TRUE
);
1629 } else if (msgtype
== XA_WM_HINTS
) {
1630 client_update_wmhints(client
);
1631 } else if (msgtype
== XA_WM_TRANSIENT_FOR
) {
1632 /* get the transient-ness first, as this affects if the client
1633 decides to be transient for the group or not in
1634 client_update_transient_for() */
1635 client_get_type_and_transientness(client
);
1636 client_update_transient_for(client
);
1637 /* type may have changed, so update the layer */
1638 client_calc_layer(client
);
1639 client_setup_decor_and_functions(client
, TRUE
);
1640 } else if (msgtype
== OBT_PROP_ATOM(NET_WM_NAME
) ||
1641 msgtype
== OBT_PROP_ATOM(WM_NAME
) ||
1642 msgtype
== OBT_PROP_ATOM(NET_WM_ICON_NAME
) ||
1643 msgtype
== OBT_PROP_ATOM(WM_ICON_NAME
)) {
1644 client_update_title(client
);
1645 } else if (msgtype
== OBT_PROP_ATOM(WM_PROTOCOLS
)) {
1646 client_update_protocols(client
);
1648 else if (msgtype
== OBT_PROP_ATOM(NET_WM_STRUT
) ||
1649 msgtype
== OBT_PROP_ATOM(NET_WM_STRUT_PARTIAL
)) {
1650 client_update_strut(client
);
1652 else if (msgtype
== OBT_PROP_ATOM(NET_WM_ICON
)) {
1653 client_update_icons(client
);
1655 else if (msgtype
== OBT_PROP_ATOM(NET_WM_ICON_GEOMETRY
)) {
1656 client_update_icon_geometry(client
);
1658 else if (msgtype
== OBT_PROP_ATOM(NET_WM_USER_TIME
)) {
1660 if (client
== focus_client
&&
1661 OBT_PROP_GET32(client
->window
, NET_WM_USER_TIME
, CARDINAL
, &t
)
1662 && t
&& !event_time_after(t
, e
->xproperty
.time
) &&
1663 (!event_last_user_time
||
1664 event_time_after(t
, event_last_user_time
)))
1666 event_last_user_time
= t
;
1670 else if (msgtype
== OBT_PROP_ATOM(NET_WM_SYNC_REQUEST_COUNTER
)) {
1671 /* if they are resizing right now this would cause weird behaviour.
1672 if one day a user reports clients stop resizing, then handle
1673 this better by resetting a new XSync alarm and stuff on the
1674 new counter, but I expect it will never happen */
1675 if (moveresize_client
== client
)
1676 moveresize_end(FALSE
);
1677 client_update_sync_request_counter(client
);
1681 case ColormapNotify
:
1682 client_update_colormap(client
, e
->xcolormap
.colormap
);
1689 if (obt_display_extension_shape
&&
1690 e
->type
== obt_display_extension_shape_basep
)
1692 switch (((XShapeEvent
*)e
)->kind
) {
1695 client
->shaped
= ((XShapeEvent
*)e
)->shaped
;
1696 kind
= ShapeBounding
;
1699 client
->shaped_input
= ((XShapeEvent
*)e
)->shaped
;
1703 g_assert_not_reached();
1705 frame_adjust_shape_kind(client
->frame
, kind
);
1712 static void event_handle_dock(ObDock
*s
, XEvent
*e
)
1716 if (e
->xbutton
.button
== 1)
1717 stacking_raise(DOCK_AS_WINDOW(s
));
1718 else if (e
->xbutton
.button
== 2)
1719 stacking_lower(DOCK_AS_WINDOW(s
));
1725 /* don't hide when moving into a dock app */
1726 if (e
->xcrossing
.detail
!= NotifyInferior
)
1732 static void event_handle_dockapp(ObDockApp
*app
, XEvent
*e
)
1736 dock_app_drag(app
, &e
->xmotion
);
1739 if (app
->ignore_unmaps
) {
1740 app
->ignore_unmaps
--;
1743 dock_unmanage(app
, TRUE
);
1746 case ReparentNotify
:
1747 dock_unmanage(app
, FALSE
);
1749 case ConfigureNotify
:
1750 dock_app_configure(app
, e
->xconfigure
.width
, e
->xconfigure
.height
);
1755 static ObMenuFrame
* find_active_menu(void)
1758 ObMenuFrame
*ret
= NULL
;
1760 for (it
= menu_frame_visible
; it
; it
= g_list_next(it
)) {
1769 static ObMenuFrame
* find_active_or_last_menu(void)
1771 ObMenuFrame
*ret
= NULL
;
1773 ret
= find_active_menu();
1774 if (!ret
&& menu_frame_visible
)
1775 ret
= menu_frame_visible
->data
;
1779 static gboolean
event_handle_prompt(ObPrompt
*p
, XEvent
*e
)
1785 return prompt_mouse_event(p
, e
);
1788 return prompt_key_event(p
, e
);
1794 static gboolean
event_handle_menu_input(XEvent
*ev
)
1796 gboolean ret
= FALSE
;
1798 if (ev
->type
== ButtonRelease
|| ev
->type
== ButtonPress
) {
1799 ObMenuEntryFrame
*e
;
1801 if (menu_hide_delay_reached() &&
1802 (ev
->xbutton
.button
< 4 || ev
->xbutton
.button
> 5))
1804 if ((e
= menu_entry_frame_under(ev
->xbutton
.x_root
,
1805 ev
->xbutton
.y_root
)))
1807 if (ev
->type
== ButtonPress
&& e
->frame
->child
)
1808 menu_frame_select(e
->frame
->child
, NULL
, TRUE
);
1809 menu_frame_select(e
->frame
, e
, TRUE
);
1810 if (ev
->type
== ButtonRelease
)
1811 menu_entry_frame_execute(e
, ev
->xbutton
.state
);
1813 else if (ev
->type
== ButtonRelease
)
1814 menu_frame_hide_all();
1818 else if (ev
->type
== MotionNotify
) {
1820 ObMenuEntryFrame
*e
;
1822 if ((e
= menu_entry_frame_under(ev
->xmotion
.x_root
,
1823 ev
->xmotion
.y_root
)))
1824 if (!(f
= find_active_menu()) ||
1826 f
->parent
== e
->frame
||
1827 f
->child
== e
->frame
)
1828 menu_frame_select(e
->frame
, e
, FALSE
);
1830 else if (ev
->type
== KeyPress
|| ev
->type
== KeyRelease
) {
1834 /* get the modifiers */
1835 mods
= obt_keyboard_only_modmasks(ev
->xkey
.state
);
1837 frame
= find_active_or_last_menu();
1839 g_assert_not_reached(); /* there is no active menu */
1841 /* Allow control while going thru the menu */
1842 else if (ev
->type
== KeyPress
&& (mods
& ~ControlMask
) == 0) {
1846 frame
->got_press
= TRUE
;
1847 frame
->press_keycode
= ev
->xkey
.keycode
;
1848 frame
->press_doexec
= FALSE
;
1850 sym
= obt_keyboard_keypress_to_keysym(ev
);
1852 if (sym
== XK_Escape
) {
1853 menu_frame_hide_all();
1857 else if (sym
== XK_Left
) {
1858 /* Left goes to the parent menu */
1859 if (frame
->parent
) {
1860 /* remove focus from the child */
1861 menu_frame_select(frame
, NULL
, TRUE
);
1862 /* and put it in the parent */
1863 menu_frame_select(frame
->parent
, frame
->parent
->selected
,
1869 else if (sym
== XK_Right
) {
1870 /* Right goes to the selected submenu */
1871 if (frame
->selected
&&
1872 frame
->selected
->entry
->type
== OB_MENU_ENTRY_TYPE_SUBMENU
)
1874 /* make sure it is visible */
1875 menu_frame_select(frame
, frame
->selected
, TRUE
);
1876 menu_frame_select_next(frame
->child
);
1881 else if (sym
== XK_Up
) {
1882 menu_frame_select_previous(frame
);
1886 else if (sym
== XK_Down
) {
1887 menu_frame_select_next(frame
);
1891 else if (sym
== XK_Home
) {
1892 menu_frame_select_first(frame
);
1896 else if (sym
== XK_End
) {
1897 menu_frame_select_last(frame
);
1901 else if (sym
== XK_Return
|| sym
== XK_KP_Enter
) {
1902 frame
->press_doexec
= TRUE
;
1906 /* keyboard accelerator shortcuts. (if it was a valid key) */
1907 else if (frame
->entries
&&
1909 obt_keyboard_keypress_to_unichar(menu_frame_ic(frame
),
1914 ObMenuEntryFrame
*found
= NULL
;
1915 guint num_found
= 0;
1917 /* start after the selected one */
1918 start
= frame
->entries
;
1919 if (frame
->selected
) {
1920 for (it
= start
; frame
->selected
!= it
->data
;
1921 it
= g_list_next(it
))
1922 g_assert(it
!= NULL
); /* nothing was selected? */
1923 /* next with wraparound */
1924 start
= g_list_next(it
);
1925 if (start
== NULL
) start
= frame
->entries
;
1930 ObMenuEntryFrame
*e
= it
->data
;
1931 gunichar entrykey
= 0;
1933 if (e
->entry
->type
== OB_MENU_ENTRY_TYPE_NORMAL
)
1934 entrykey
= e
->entry
->data
.normal
.shortcut
;
1935 else if (e
->entry
->type
== OB_MENU_ENTRY_TYPE_SUBMENU
)
1936 entrykey
= e
->entry
->data
.submenu
.submenu
->shortcut
;
1938 if (unikey
== entrykey
) {
1939 if (found
== NULL
) found
= e
;
1943 /* next with wraparound */
1944 it
= g_list_next(it
);
1945 if (it
== NULL
) it
= frame
->entries
;
1946 } while (it
!= start
);
1949 menu_frame_select(frame
, found
, TRUE
);
1952 frame
->press_doexec
= TRUE
;
1958 /* Use KeyRelease events for running things so that the key release
1959 doesn't get sent to the focused application.
1961 Allow ControlMask only, and don't bother if the menu is empty */
1962 else if (ev
->type
== KeyRelease
&& (mods
& ~ControlMask
) == 0) {
1963 if (frame
->press_keycode
== ev
->xkey
.keycode
&&
1965 frame
->press_doexec
)
1968 menu_frame_select_next(frame
->child
);
1969 else if (frame
->selected
)
1970 menu_entry_frame_execute(frame
->selected
, ev
->xkey
.state
);
1978 static gboolean
event_look_for_menu_enter(XEvent
*ev
, gpointer data
)
1980 const ObMenuFrame
*f
= (ObMenuFrame
*)data
;
1981 ObMenuEntryFrame
*e
;
1982 return ev
->type
== EnterNotify
&&
1983 (e
= g_hash_table_lookup(menu_frame_map
, &ev
->xcrossing
.window
)) &&
1984 e
->frame
== f
&& !e
->ignore_enters
;
1987 static void event_handle_menu(ObMenuFrame
*frame
, XEvent
*ev
)
1990 ObMenuEntryFrame
*e
;
1994 if ((e
= g_hash_table_lookup(menu_frame_map
, &ev
->xcrossing
.window
))) {
1995 if (e
->ignore_enters
)
1997 else if (!(f
= find_active_menu()) ||
1999 f
->parent
== e
->frame
||
2000 f
->child
== e
->frame
)
2001 menu_frame_select(e
->frame
, e
, FALSE
);
2005 /*ignore leaves when we're already in the window */
2006 if (ev
->xcrossing
.detail
== NotifyInferior
)
2009 if ((e
= g_hash_table_lookup(menu_frame_map
, &ev
->xcrossing
.window
))) {
2010 /* check if an EnterNotify event is coming, and if not, then select
2011 nothing in the menu */
2012 if (!xqueue_exists_local(event_look_for_menu_enter
, e
->frame
))
2013 menu_frame_select(e
->frame
, NULL
, FALSE
);
2019 static gboolean
event_handle_user_input(ObClient
*client
, XEvent
*e
)
2021 g_assert(e
->type
== ButtonPress
|| e
->type
== ButtonRelease
||
2022 e
->type
== MotionNotify
|| e
->type
== KeyPress
||
2023 e
->type
== KeyRelease
);
2025 if (menu_frame_visible
) {
2026 if (event_handle_menu_input(e
))
2027 /* don't use the event if the menu used it, but if the menu
2028 didn't use it and it's a keypress that is bound, it will
2029 close the menu and be used */
2033 /* if the keyboard interactive action uses the event then dont
2034 use it for bindings. likewise is moveresize uses the event. */
2035 if (actions_interactive_input_event(e
) || moveresize_event(e
))
2038 if (moveresize_in_progress
)
2039 /* make further actions work on the client being
2041 client
= moveresize_client
;
2043 if (e
->type
== ButtonPress
||
2044 e
->type
== ButtonRelease
||
2045 e
->type
== MotionNotify
)
2047 /* the frame may not be "visible" but they can still click on it
2048 in the case where it is animating before disappearing */
2049 if (!client
|| !frame_iconify_animating(client
->frame
))
2050 return mouse_event(client
, e
);
2052 return keyboard_event((focus_cycle_target
? focus_cycle_target
:
2053 (client
? client
: focus_client
)), e
);
2058 static void focus_delay_dest(gpointer data
)
2060 g_slice_free(ObFocusDelayData
, data
);
2061 focus_delay_timeout_id
= 0;
2062 focus_delay_timeout_client
= NULL
;
2065 static void unfocus_delay_dest(gpointer data
)
2067 g_slice_free(ObFocusDelayData
, data
);
2068 unfocus_delay_timeout_id
= 0;
2069 unfocus_delay_timeout_client
= NULL
;
2072 static gboolean
focus_delay_func(gpointer data
)
2074 ObFocusDelayData
*d
= data
;
2075 Time old
= event_curtime
; /* save the curtime */
2077 event_curtime
= d
->time
;
2078 event_curserial
= d
->serial
;
2079 if (client_focus(d
->client
) && config_focus_raise
)
2080 stacking_raise(CLIENT_AS_WINDOW(d
->client
));
2081 event_curtime
= old
;
2082 XFlush(obt_display
);
2083 return FALSE
; /* no repeat */
2086 static gboolean
unfocus_delay_func(gpointer data
)
2088 ObFocusDelayData
*d
= data
;
2089 Time old
= event_curtime
; /* save the curtime */
2091 event_curtime
= d
->time
;
2092 event_curserial
= d
->serial
;
2094 event_curtime
= old
;
2095 XFlush(obt_display
);
2096 return FALSE
; /* no repeat */
2099 static void focus_delay_client_dest(ObClient
*client
, gpointer data
)
2101 if (focus_delay_timeout_client
== client
&& focus_delay_timeout_id
)
2102 g_source_remove(focus_delay_timeout_id
);
2103 if (unfocus_delay_timeout_client
== client
&& unfocus_delay_timeout_id
)
2104 g_source_remove(unfocus_delay_timeout_id
);
2107 void event_halt_focus_delay(void)
2109 /* ignore all enter events up till the event which caused this to occur */
2110 if (event_curserial
) event_ignore_enter_range(1, event_curserial
);
2111 if (focus_delay_timeout_id
) g_source_remove(focus_delay_timeout_id
);
2112 if (unfocus_delay_timeout_id
) g_source_remove(unfocus_delay_timeout_id
);
2115 gulong
event_start_ignore_all_enters(void)
2117 return NextRequest(obt_display
);
2120 static void event_ignore_enter_range(gulong start
, gulong end
)
2124 g_assert(start
!= 0);
2127 r
= g_slice_new(ObSerialRange
);
2130 ignore_serials
= g_slist_prepend(ignore_serials
, r
);
2132 ob_debug_type(OB_DEBUG_FOCUS
, "ignoring enters from %lu until %lu",
2135 /* increment the serial so we don't ignore events we weren't meant to */
2136 OBT_PROP_ERASE(screen_support_win
, MOTIF_WM_HINTS
);
2139 void event_end_ignore_all_enters(gulong start
)
2141 /* Use (NextRequest-1) so that we ignore up to the current serial only.
2142 Inside event_ignore_enter_range, we increment the serial by one, but if
2143 we ignore that serial too, then any enter events generated by mouse
2144 movement will be ignored until we create some further network traffic.
2145 Instead ignore up to NextRequest-1, then when we increment the serial,
2146 we will be *past* the range of ignored serials */
2147 event_ignore_enter_range(start
, NextRequest(obt_display
)-1);
2150 static gboolean
is_enter_focus_event_ignored(gulong serial
)
2154 for (it
= ignore_serials
; it
; it
= next
) {
2155 ObSerialRange
*r
= it
->data
;
2157 next
= g_slist_next(it
);
2159 if ((glong
)(serial
- r
->end
) > 0) {
2161 ignore_serials
= g_slist_delete_link(ignore_serials
, it
);
2162 g_slice_free(ObSerialRange
, r
);
2164 else if ((glong
)(serial
- r
->start
) >= 0)
2170 void event_cancel_all_key_grabs(void)
2172 if (actions_interactive_act_running()) {
2173 actions_interactive_cancel_act();
2174 ob_debug("KILLED interactive action");
2176 else if (menu_frame_visible
) {
2177 menu_frame_hide_all();
2178 ob_debug("KILLED open menus");
2180 else if (moveresize_in_progress
) {
2181 moveresize_end(TRUE
);
2182 ob_debug("KILLED interactive moveresize");
2184 else if (grab_on_keyboard()) {
2186 ob_debug("KILLED active grab on keyboard");
2189 ungrab_passive_key();
2191 XSync(obt_display
, FALSE
);
2194 gboolean
event_time_after(guint32 t1
, guint32 t2
)
2196 g_assert(t1
!= CurrentTime
);
2197 g_assert(t2
!= CurrentTime
);
2200 Timestamp values wrap around (after about 49.7 days). The server, given
2201 its current time is represented by timestamp T, always interprets
2202 timestamps from clients by treating half of the timestamp space as being
2203 later in time than T.
2204 - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
2207 /* TIME_HALF is not half of the number space of a Time type variable.
2208 * Rather, it is half the number space of a timestamp value, which is
2209 * always 32 bits. */
2210 #define TIME_HALF (guint32)(1 << 31)
2212 if (t2
>= TIME_HALF
)
2213 /* t2 is in the second half so t1 might wrap around and be smaller than
2215 return t1
>= t2
|| t1
< (t2
+ TIME_HALF
);
2217 /* t2 is in the first half so t1 has to come after it */
2218 return t1
>= t2
&& t1
< (t2
+ TIME_HALF
);
2221 gboolean
find_timestamp(XEvent
*e
, gpointer data
)
2223 const Time t
= event_get_timestamp(e
);
2224 if (t
> event_curtime
) {
2232 static Time
next_time(void)
2234 /* Some events don't come with timestamps :(
2235 ...but we can get one anyways >:) */
2237 /* Generate a timestamp so there is guaranteed at least one in the queue
2239 XChangeProperty(obt_display
, screen_support_win
,
2240 OBT_PROP_ATOM(WM_CLASS
), OBT_PROP_ATOM(STRING
),
2241 8, PropModeAppend
, NULL
, 0);
2243 /* Grab the first timestamp available */
2244 xqueue_exists(find_timestamp
, NULL
);
2246 /*g_assert(event_curtime != CurrentTime);*/
2248 /* Save the time so we don't have to do this again for this event */
2249 return event_curtime
;
2252 Time
event_time(void)
2254 if (event_curtime
) return event_curtime
;
2259 Time
event_source_time(void)
2261 return event_sourcetime
;
2264 void event_reset_time(void)