2 * event.c - event handlers
4 * Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include <xcb/randr.h>
24 #include <xcb/xcb_atom.h>
25 #include <xcb/xcb_icccm.h>
26 #include <xcb/xcb_event.h>
37 #include "keygrabber.h"
38 #include "mousegrabber.h"
42 #include "common/atoms.h"
44 /** Handle mouse button events.
45 * \param c The client on which the event happened or NULL.
46 * \param type Event type, press or release.
47 * \param button Button number.
48 * \param state Modkeys state.
49 * \param buttons Buttons array to check for.
52 event_handle_mouse_button(client_t
*c
,
56 button_array_t
*buttons
)
58 for(int i
= 0; i
< buttons
->len
; i
++)
59 if(button
== buttons
->tab
[i
]->button
60 && XUTIL_MASK_CLEAN(state
) == buttons
->tab
[i
]->mod
)
63 case XCB_BUTTON_PRESS
:
64 if(buttons
->tab
[i
]->press
!= LUA_REFNIL
)
68 client_push(globalconf
.L
, c
);
69 luaA_dofunction(globalconf
.L
, buttons
->tab
[i
]->press
, 1, 0);
72 luaA_dofunction(globalconf
.L
, buttons
->tab
[i
]->press
, 0, 0);
75 case XCB_BUTTON_RELEASE
:
76 if(buttons
->tab
[i
]->release
!= LUA_REFNIL
)
80 client_push(globalconf
.L
, c
);
81 luaA_dofunction(globalconf
.L
, buttons
->tab
[i
]->release
, 1, 0);
84 luaA_dofunction(globalconf
.L
, buttons
->tab
[i
]->release
, 0, 0);
90 /** Handle an event with mouse grabber if needed
91 * \param x The x coordinate.
92 * \param y The y coordinate.
93 * \param mask The mask buttons.
96 event_handle_mousegrabber(int x
, int y
, uint16_t mask
)
98 if(globalconf
.mousegrabber
!= LUA_REFNIL
)
100 lua_rawgeti(globalconf
.L
, LUA_REGISTRYINDEX
, globalconf
.mousegrabber
);
101 mousegrabber_handleevent(globalconf
.L
, x
, y
, mask
);
102 if(lua_pcall(globalconf
.L
, 1, 1, 0))
104 warn("error running function: %s", lua_tostring(globalconf
.L
, -1));
105 luaA_mousegrabber_stop(globalconf
.L
);
107 else if(!lua_isboolean(globalconf
.L
, -1) || !lua_toboolean(globalconf
.L
, -1))
108 luaA_mousegrabber_stop(globalconf
.L
);
109 lua_pop(globalconf
.L
, 1); /* pop returned value */
113 /** The button press event handler.
114 * \param data The type of mouse event.
115 * \param connection The connection to the X server.
116 * \param ev The event.
119 event_handle_button(void *data
, xcb_connection_t
*connection
, xcb_button_press_event_t
*ev
)
122 const int nb_screen
= xcb_setup_roots_length(xcb_get_setup(connection
));
127 * button status (8 bits) + modifiers status (8 bits)
128 * we don't care for button status that we get, especially on release, so
132 event_handle_mousegrabber(ev
->root_x
, ev
->root_y
, ev
->state
);
134 if((wibox
= wibox_getbywin(ev
->event
))
135 || (wibox
= wibox_getbywin(ev
->child
)))
137 /* If the wibox is child, then x,y are
138 * relative to root window */
139 if(wibox
->sw
.window
== ev
->child
)
141 ev
->event_x
-= wibox
->sw
.geometry
.x
;
142 ev
->event_y
-= wibox
->sw
.geometry
.y
;
145 /* check if we match a binding on the wibox */
146 button_array_t
*b
= &wibox
->buttons
;
148 for(int i
= 0; i
< b
->len
; i
++)
149 if(ev
->detail
== b
->tab
[i
]->button
150 && XUTIL_MASK_CLEAN(ev
->state
) == b
->tab
[i
]->mod
)
151 switch(ev
->response_type
)
153 case XCB_BUTTON_PRESS
:
154 if(b
->tab
[i
]->press
!= LUA_REFNIL
)
156 wibox_push(globalconf
.L
, wibox
);
157 luaA_dofunction(globalconf
.L
, b
->tab
[i
]->press
, 1, 0);
160 case XCB_BUTTON_RELEASE
:
161 if(b
->tab
[i
]->release
!= LUA_REFNIL
)
163 wibox_push(globalconf
.L
, wibox
);
164 luaA_dofunction(globalconf
.L
, b
->tab
[i
]->release
, 1, 0);
169 /* then try to match a widget binding */
170 widget_t
*w
= widget_getbycoords(wibox
->position
, &wibox
->widgets
,
171 wibox
->sw
.geometry
.width
,
172 wibox
->sw
.geometry
.height
,
173 &ev
->event_x
, &ev
->event_y
);
178 for(int i
= 0; i
< b
->len
; i
++)
179 if(ev
->detail
== b
->tab
[i
]->button
180 && XUTIL_MASK_CLEAN(ev
->state
) == b
->tab
[i
]->mod
)
181 switch(ev
->response_type
)
183 case XCB_BUTTON_PRESS
:
184 if(b
->tab
[i
]->press
!= LUA_REFNIL
)
186 wibox_push(globalconf
.L
, wibox
);
187 luaA_dofunction(globalconf
.L
, b
->tab
[i
]->press
, 1, 0);
190 case XCB_BUTTON_RELEASE
:
191 if(b
->tab
[i
]->release
!= LUA_REFNIL
)
193 wibox_push(globalconf
.L
, wibox
);
194 luaA_dofunction(globalconf
.L
, b
->tab
[i
]->release
, 1, 0);
199 /* return even if no widget match */
202 else if((c
= client_getbywin(ev
->event
)))
204 event_handle_mouse_button(c
, ev
->response_type
, ev
->detail
, ev
->state
, &c
->buttons
);
205 xcb_allow_events(globalconf
.connection
,
206 XCB_ALLOW_REPLAY_POINTER
,
209 else if(ev
->child
== XCB_NONE
)
211 for(screen
= 0; screen
< nb_screen
; screen
++)
212 if(xutil_screen_get(connection
, screen
)->root
== ev
->event
)
214 event_handle_mouse_button(NULL
, ev
->response_type
, ev
->detail
, ev
->state
, &globalconf
.buttons
);
223 event_handle_configurerequest_configure_window(xcb_configure_request_event_t
*ev
)
225 uint16_t config_win_mask
= 0;
226 uint32_t config_win_vals
[7];
227 unsigned short i
= 0;
229 if(ev
->value_mask
& XCB_CONFIG_WINDOW_X
)
231 config_win_mask
|= XCB_CONFIG_WINDOW_X
;
232 config_win_vals
[i
++] = ev
->x
;
234 if(ev
->value_mask
& XCB_CONFIG_WINDOW_Y
)
236 config_win_mask
|= XCB_CONFIG_WINDOW_Y
;
237 config_win_vals
[i
++] = ev
->y
;
239 if(ev
->value_mask
& XCB_CONFIG_WINDOW_WIDTH
)
241 config_win_mask
|= XCB_CONFIG_WINDOW_WIDTH
;
242 config_win_vals
[i
++] = ev
->width
;
244 if(ev
->value_mask
& XCB_CONFIG_WINDOW_HEIGHT
)
246 config_win_mask
|= XCB_CONFIG_WINDOW_HEIGHT
;
247 config_win_vals
[i
++] = ev
->height
;
249 if(ev
->value_mask
& XCB_CONFIG_WINDOW_BORDER_WIDTH
)
251 config_win_mask
|= XCB_CONFIG_WINDOW_BORDER_WIDTH
;
252 config_win_vals
[i
++] = ev
->border_width
;
254 if(ev
->value_mask
& XCB_CONFIG_WINDOW_SIBLING
)
256 config_win_mask
|= XCB_CONFIG_WINDOW_SIBLING
;
257 config_win_vals
[i
++] = ev
->sibling
;
259 if(ev
->value_mask
& XCB_CONFIG_WINDOW_STACK_MODE
)
261 config_win_mask
|= XCB_CONFIG_WINDOW_STACK_MODE
;
262 config_win_vals
[i
++] = ev
->stack_mode
;
265 xcb_configure_window(globalconf
.connection
, ev
->window
, config_win_mask
, config_win_vals
);
268 /** The configure event handler.
269 * \param data currently unused.
270 * \param connection The connection to the X server.
271 * \param ev The event.
274 event_handle_configurerequest(void *data
__attribute__ ((unused
)),
275 xcb_connection_t
*connection
, xcb_configure_request_event_t
*ev
)
280 if((c
= client_getbywin(ev
->window
)))
282 geometry
= titlebar_geometry_remove(c
->titlebar
, c
->border
, c
->geometry
);
284 if(ev
->value_mask
& XCB_CONFIG_WINDOW_X
)
286 if(ev
->value_mask
& XCB_CONFIG_WINDOW_Y
)
288 if(ev
->value_mask
& XCB_CONFIG_WINDOW_WIDTH
)
289 geometry
.width
= ev
->width
;
290 if(ev
->value_mask
& XCB_CONFIG_WINDOW_HEIGHT
)
291 geometry
.height
= ev
->height
;
293 if(ev
->value_mask
& XCB_CONFIG_WINDOW_BORDER_WIDTH
)
294 client_setborder(c
, ev
->border_width
);
296 /* Clients are not allowed to directly mess with stacking parameters. */
297 ev
->value_mask
&= ~(XCB_CONFIG_WINDOW_SIBLING
|
298 XCB_CONFIG_WINDOW_STACK_MODE
);
302 /* We'll be sending protocol geometry, so don't readd borders and titlebar. */
303 /* We do have to ensure the windows don't end up in the visible screen. */
304 ev
->x
= geometry
.x
= - (geometry
.width
+ 2*c
->border
);
305 ev
->y
= geometry
.y
= - (geometry
.height
+ 2*c
->border
);
306 window_configure(c
->win
, geometry
, c
->border
);
307 event_handle_configurerequest_configure_window(ev
);
311 /** Configure request are sent with size relative to real (internal)
312 * window size, i.e. without titlebars and borders. */
313 geometry
= titlebar_geometry_add(c
->titlebar
, c
->border
, geometry
);
315 if(client_resize(c
, geometry
, false))
317 /* All the wiboxes (may) need to be repositioned. */
318 if(client_hasstrut(c
))
319 wibox_update_positions();
320 client_need_arrange(c
);
324 /* Resize wasn't officially needed, but we don't want to break expectations. */
325 geometry
= titlebar_geometry_remove(c
->titlebar
, c
->border
, c
->geometry
);
326 window_configure(c
->win
, geometry
, c
->border
);
331 event_handle_configurerequest_configure_window(ev
);
336 /** The configure notify event handler.
337 * \param data currently unused.
338 * \param connection The connection to the X server.
339 * \param ev The event.
342 event_handle_configurenotify(void *data
__attribute__ ((unused
)),
343 xcb_connection_t
*connection
, xcb_configure_notify_event_t
*ev
)
346 const xcb_screen_t
*screen
;
348 for(screen_nbr
= 0; screen_nbr
< xcb_setup_roots_length(xcb_get_setup (connection
)); screen_nbr
++)
349 if((screen
= xutil_screen_get(connection
, screen_nbr
)) != NULL
350 && ev
->window
== screen
->root
351 && (ev
->width
!= screen
->width_in_pixels
352 || ev
->height
!= screen
->height_in_pixels
))
353 /* it's not that we panic, but restart */
359 /** The destroy notify event handler.
360 * \param data currently unused.
361 * \param connection The connection to the X server.
362 * \param ev The event.
365 event_handle_destroynotify(void *data
__attribute__ ((unused
)),
366 xcb_connection_t
*connection
__attribute__ ((unused
)),
367 xcb_destroy_notify_event_t
*ev
)
371 if((c
= client_getbywin(ev
->window
)))
374 for(int i
= 0; i
< globalconf
.embedded
.len
; i
++)
375 if(globalconf
.embedded
.tab
[i
].win
== ev
->window
)
377 xembed_window_array_take(&globalconf
.embedded
, i
);
378 for(int j
= 0; j
< globalconf
.nscreen
; j
++)
379 widget_invalidate_bytype(j
, widget_systray
);
385 /** Handle a motion notify over widgets.
386 * \param object The object.
387 * \param mouse_over The pointer to the registered mouse over widget.
388 * \param widget The new widget the mouse is over.
391 event_handle_widget_motionnotify(void *object
,
392 widget_t
**mouse_over
,
395 if(widget
!= *mouse_over
)
399 if((*mouse_over
)->mouse_leave
!= LUA_REFNIL
)
401 /* call mouse leave function on old widget */
402 widget_push(globalconf
.L
, *mouse_over
);
403 luaA_dofunction(globalconf
.L
, (*mouse_over
)->mouse_leave
, 1, 0);
408 /* call mouse enter function on new widget and register it */
409 *mouse_over
= widget
;
410 if(widget
->mouse_enter
!= LUA_REFNIL
)
412 widget_push(globalconf
.L
, widget
);
413 luaA_dofunction(globalconf
.L
, widget
->mouse_enter
, 1, 0);
419 /** The motion notify event handler.
420 * \param data currently unused.
421 * \param connection The connection to the X server.
422 * \param ev The event.
425 event_handle_motionnotify(void *data
__attribute__ ((unused
)),
426 xcb_connection_t
*connection
,
427 xcb_motion_notify_event_t
*ev
)
431 event_handle_mousegrabber(ev
->root_x
, ev
->root_y
, ev
->state
);
433 if((wibox
= wibox_getbywin(ev
->event
)))
435 widget_t
*w
= widget_getbycoords(wibox
->position
, &wibox
->widgets
,
436 wibox
->sw
.geometry
.width
,
437 wibox
->sw
.geometry
.height
,
438 &ev
->event_x
, &ev
->event_y
);
440 event_handle_widget_motionnotify(wibox
, &wibox
->mouse_over
, w
);
446 /** The leave notify event handler.
447 * \param data currently unused.
448 * \param connection The connection to the X server.
449 * \param ev The event.
452 event_handle_leavenotify(void *data
__attribute__ ((unused
)),
453 xcb_connection_t
*connection
,
454 xcb_leave_notify_event_t
*ev
)
459 if(ev
->mode
!= XCB_NOTIFY_MODE_NORMAL
)
462 if((c
= client_getbytitlebarwin(ev
->event
)) || (c
= client_getbywin(ev
->event
)))
463 if(globalconf
.hooks
.mouse_leave
!= LUA_REFNIL
)
465 client_push(globalconf
.L
, c
);
466 luaA_dofunction(globalconf
.L
, globalconf
.hooks
.mouse_leave
, 1, 0);
469 if((wibox
= wibox_getbywin(ev
->event
)))
471 if(wibox
->mouse_over
)
473 if(wibox
->mouse_over
->mouse_leave
!= LUA_REFNIL
)
475 /* call mouse leave function on widget the mouse was over */
476 wibox_push(globalconf
.L
, wibox
);
477 luaA_dofunction(globalconf
.L
, wibox
->mouse_over
->mouse_leave
, 1, 0);
479 wibox
->mouse_over
= NULL
;
482 if(wibox
->mouse_leave
!= LUA_REFNIL
)
483 luaA_dofunction(globalconf
.L
, wibox
->mouse_leave
, 0, 0);
489 /** The enter notify event handler.
490 * \param data currently unused.
491 * \param connection The connection to the X server.
492 * \param ev The event.
495 event_handle_enternotify(void *data
__attribute__ ((unused
)),
496 xcb_connection_t
*connection
,
497 xcb_enter_notify_event_t
*ev
)
502 if(ev
->mode
!= XCB_NOTIFY_MODE_NORMAL
)
505 if((wibox
= wibox_getbywin(ev
->event
)))
507 widget_t
*w
= widget_getbycoords(wibox
->position
, &wibox
->widgets
,
508 wibox
->sw
.geometry
.width
,
509 wibox
->sw
.geometry
.height
,
510 &ev
->event_x
, &ev
->event_y
);
512 event_handle_widget_motionnotify(wibox
, &wibox
->mouse_over
, w
);
514 if(wibox
->mouse_enter
!= LUA_REFNIL
)
515 luaA_dofunction(globalconf
.L
, wibox
->mouse_enter
, 0, 0);
518 if((c
= client_getbytitlebarwin(ev
->event
))
519 || (c
= client_getbywin(ev
->event
)))
520 if(globalconf
.hooks
.mouse_enter
!= LUA_REFNIL
)
522 client_push(globalconf
.L
, c
);
523 luaA_dofunction(globalconf
.L
, globalconf
.hooks
.mouse_enter
, 1, 0);
529 /** The focus in event handler.
530 * \param data currently unused.
531 * \param connection The connection to the X server.
532 * \param ev The event.
535 event_handle_focusin(void *data
__attribute__ ((unused
)),
536 xcb_connection_t
*connection
,
537 xcb_focus_in_event_t
*ev
)
541 /* Events that we are interested in: */
544 /* These are events that jump between windows of a toplevel client.
546 * NotifyVirtual event is handled in case where NotifyAncestor or
547 * NotifyInferior event is not generated on window that is managed by
548 * awesome ( client_* returns NULL )
550 * Can someone explain exactly why they are needed ?
552 case XCB_NOTIFY_DETAIL_VIRTUAL
:
553 case XCB_NOTIFY_DETAIL_ANCESTOR
:
554 case XCB_NOTIFY_DETAIL_INFERIOR
:
556 /* These are events that jump between clients.
557 * Virtual events ensure we always get an event on our top-level window.
559 case XCB_NOTIFY_DETAIL_NONLINEAR_VIRTUAL
:
560 case XCB_NOTIFY_DETAIL_NONLINEAR
:
561 if((c
= client_getbytitlebarwin(ev
->event
))
562 || (c
= client_getbywin(ev
->event
)))
563 client_focus_update(c
);
564 /* all other events are ignored */
570 /** The focus out event handler.
571 * \param data currently unused.
572 * \param connection The connection to the X server.
573 * \param ev The event.
576 event_handle_focusout(void *data
__attribute__ ((unused
)),
577 xcb_connection_t
*connection
,
578 xcb_focus_out_event_t
*ev
)
582 /* Events that we are interested in: */
585 /* These are events that jump between clients.
586 * Virtual events ensure we always get an event on our top-level window.
588 case XCB_NOTIFY_DETAIL_NONLINEAR_VIRTUAL
:
589 case XCB_NOTIFY_DETAIL_NONLINEAR
:
590 if((c
= client_getbytitlebarwin(ev
->event
))
591 || (c
= client_getbywin(ev
->event
)))
592 client_unfocus_update(c
);
593 /* all other events are ignored */
599 /** The expose event handler.
600 * \param data currently unused.
601 * \param connection The connection to the X server.
602 * \param ev The event.
605 event_handle_expose(void *data
__attribute__ ((unused
)),
606 xcb_connection_t
*connection
__attribute__ ((unused
)),
607 xcb_expose_event_t
*ev
)
611 if((wibox
= wibox_getbywin(ev
->window
)))
612 simplewindow_refresh_pixmap_partial(&wibox
->sw
,
614 ev
->width
, ev
->height
);
619 /** The key press event handler.
620 * \param data currently unused.
621 * \param connection The connection to the X server.
622 * \param ev The event.
625 event_handle_key(void *data
__attribute__ ((unused
)),
626 xcb_connection_t
*connection
__attribute__ ((unused
)),
627 xcb_key_press_event_t
*ev
)
631 if(globalconf
.keygrabber
!= LUA_REFNIL
)
633 lua_rawgeti(globalconf
.L
, LUA_REGISTRYINDEX
, globalconf
.keygrabber
);
634 if(keygrabber_handlekpress(globalconf
.L
, ev
))
636 if(lua_pcall(globalconf
.L
, 3, 1, 0))
638 warn("error running function: %s", lua_tostring(globalconf
.L
, -1));
639 luaA_keygrabber_stop(globalconf
.L
);
641 else if(!lua_isboolean(globalconf
.L
, -1) || !lua_toboolean(globalconf
.L
, -1))
642 luaA_keygrabber_stop(globalconf
.L
);
644 lua_pop(globalconf
.L
, 1); /* pop returned value or function if not called */
646 else if((c
= client_getbywin(ev
->event
)))
648 keyb_t
*k
= key_find(&c
->keys
, ev
);
651 switch(ev
->response_type
)
654 if(k
->press
!= LUA_REFNIL
)
656 client_push(globalconf
.L
, c
);
657 luaA_dofunction(globalconf
.L
, k
->press
, 1, 0);
660 case XCB_KEY_RELEASE
:
661 if(k
->release
!= LUA_REFNIL
)
663 client_push(globalconf
.L
, c
);
664 luaA_dofunction(globalconf
.L
, k
->release
, 1, 0);
671 keyb_t
*k
= key_find(&globalconf
.keys
, ev
);
674 switch(ev
->response_type
)
677 if(k
->press
!= LUA_REFNIL
)
678 luaA_dofunction(globalconf
.L
, k
->press
, 0, 0);
680 case XCB_KEY_RELEASE
:
681 if(k
->release
!= LUA_REFNIL
)
682 luaA_dofunction(globalconf
.L
, k
->release
, 0, 0);
690 /** The map request event handler.
691 * \param data currently unused.
692 * \param connection The connection to the X server.
693 * \param ev The event.
696 event_handle_maprequest(void *data
__attribute__ ((unused
)),
697 xcb_connection_t
*connection
, xcb_map_request_event_t
*ev
)
699 int phys_screen
, ret
= 0;
701 xcb_get_window_attributes_cookie_t wa_c
;
702 xcb_get_window_attributes_reply_t
*wa_r
;
703 xcb_get_geometry_cookie_t geom_c
;
704 xcb_get_geometry_reply_t
*geom_r
;
706 wa_c
= xcb_get_window_attributes_unchecked(connection
, ev
->window
);
708 if(!(wa_r
= xcb_get_window_attributes_reply(connection
, wa_c
, NULL
)))
711 if(wa_r
->override_redirect
)
714 if(xembed_getbywin(&globalconf
.embedded
, ev
->window
))
716 xcb_map_window(connection
, ev
->window
);
717 xembed_window_activate(connection
, ev
->window
);
719 else if((c
= client_getbywin(ev
->window
)))
721 /* Check that it may be visible, but not asked to be hidden */
722 if(client_maybevisible(c
, c
->screen
) && !c
->ishidden
)
724 client_setminimized(c
, false);
725 /* it will be raised, so just update ourself */
731 geom_c
= xcb_get_geometry_unchecked(connection
, ev
->window
);
733 if(!(geom_r
= xcb_get_geometry_reply(connection
, geom_c
, NULL
)))
739 phys_screen
= xutil_root2screen(connection
, geom_r
->root
);
741 client_manage(ev
->window
, geom_r
, phys_screen
, false);
751 /** The unmap notify event handler.
752 * \param data currently unused.
753 * \param connection The connection to the X server.
754 * \param ev The event.
757 event_handle_unmapnotify(void *data
__attribute__ ((unused
)),
758 xcb_connection_t
*connection
, xcb_unmap_notify_event_t
*ev
)
762 if((c
= client_getbywin(ev
->window
)))
764 if(ev
->event
== xutil_screen_get(connection
, c
->phys_screen
)->root
765 && XCB_EVENT_SENT(ev
)
766 && window_state_get_reply(window_state_get_unchecked(c
->win
)) == XCB_WM_STATE_NORMAL
)
770 for(int i
= 0; i
< globalconf
.embedded
.len
; i
++)
771 if(globalconf
.embedded
.tab
[i
].win
== ev
->window
)
773 xembed_window_array_take(&globalconf
.embedded
, i
);
774 for(int j
= 0; j
< globalconf
.nscreen
; j
++)
775 widget_invalidate_bytype(j
, widget_systray
);
781 /** The randr screen change notify event handler.
782 * \param data currently unused.
783 * \param connection The connection to the X server.
784 * \param ev The event.
787 event_handle_randr_screen_change_notify(void *data
__attribute__ ((unused
)),
788 xcb_connection_t
*connection
__attribute__ ((unused
)),
789 xcb_randr_screen_change_notify_event_t
*ev
)
791 if(!globalconf
.have_randr
)
794 /* Code of XRRUpdateConfiguration Xlib function ported to XCB
795 * (only the code relevant to RRScreenChangeNotify) as the latter
796 * doesn't provide this kind of function */
797 if(ev
->rotation
& (XCB_RANDR_ROTATION_ROTATE_90
| XCB_RANDR_ROTATION_ROTATE_270
))
798 xcb_randr_set_screen_size(connection
, ev
->root
, ev
->height
, ev
->width
,
799 ev
->mheight
, ev
->mwidth
);
801 xcb_randr_set_screen_size(connection
, ev
->root
, ev
->width
, ev
->height
,
802 ev
->mwidth
, ev
->mheight
);
804 /* XRRUpdateConfiguration also executes the following instruction
805 * but it's not useful because SubpixelOrder is not used at all at
808 * XRenderSetSubpixelOrder(dpy, snum, scevent->subpixel_order);
816 /** The client message event handler.
817 * \param data currently unused.
818 * \param connection The connection to the X server.
819 * \param ev The event.
822 event_handle_clientmessage(void *data
__attribute__ ((unused
)),
823 xcb_connection_t
*connection
,
824 xcb_client_message_event_t
*ev
)
828 if(ev
->type
== WM_CHANGE_STATE
)
830 if((c
= client_getbywin(ev
->window
))
832 && ev
->data
.data32
[0] == XCB_WM_STATE_ICONIC
)
833 client_setminimized(c
, true);
835 else if(ev
->type
== _XEMBED
)
836 return xembed_process_client_message(ev
);
837 else if(ev
->type
== _NET_SYSTEM_TRAY_OPCODE
)
838 return systray_process_client_message(ev
);
839 return ewmh_process_client_message(ev
);
842 /** The keymap change notify event handler.
843 * \param data Unused data.
844 * \param connection The connection to the X server.
845 * \param ev The event.
846 * \return Status code, 0 if everything's fine.
849 event_handle_mappingnotify(void *data
,
850 xcb_connection_t
*connection
,
851 xcb_mapping_notify_event_t
*ev
)
853 xcb_get_modifier_mapping_cookie_t xmapping_cookie
;
855 if(ev
->request
== XCB_MAPPING_MODIFIER
856 || ev
->request
== XCB_MAPPING_KEYBOARD
)
858 /* Send the request to get the NumLock, ShiftLock and CapsLock masks */
859 xmapping_cookie
= xcb_get_modifier_mapping_unchecked(globalconf
.connection
);
861 /* Free and then allocate the key symbols */
862 xcb_key_symbols_free(globalconf
.keysyms
);
863 globalconf
.keysyms
= xcb_key_symbols_alloc(globalconf
.connection
);
865 /* Process the reply of previously sent mapping request */
866 xutil_lock_mask_get(globalconf
.connection
, xmapping_cookie
,
867 globalconf
.keysyms
, &globalconf
.numlockmask
,
868 &globalconf
.shiftlockmask
, &globalconf
.capslockmask
);
870 int nscreen
= xcb_setup_roots_length(xcb_get_setup(connection
));
872 /* regrab everything */
873 for(int phys_screen
= 0; phys_screen
< nscreen
; phys_screen
++)
875 xcb_screen_t
*s
= xutil_screen_get(globalconf
.connection
, phys_screen
);
876 /* yes XCB_BUTTON_MASK_ANY is also for grab_key even if it's look weird */
877 xcb_ungrab_key(connection
, XCB_GRAB_ANY
, s
->root
, XCB_BUTTON_MASK_ANY
);
878 window_grabkeys(s
->root
, &globalconf
.keys
);
881 foreach(_c
, globalconf
.clients
)
884 xcb_ungrab_key(connection
, XCB_GRAB_ANY
, c
->win
, XCB_BUTTON_MASK_ANY
);
885 window_grabkeys(c
->win
, &c
->keys
);
893 event_handle_reparentnotify(void *data
,
894 xcb_connection_t
*connection
,
895 xcb_reparent_notify_event_t
*ev
)
899 if((c
= client_getbywin(ev
->window
)))
905 void a_xcb_set_event_handlers(void)
907 const xcb_query_extension_reply_t
*randr_query
;
909 xcb_event_set_button_press_handler(&globalconf
.evenths
, event_handle_button
, NULL
);
910 xcb_event_set_button_release_handler(&globalconf
.evenths
, event_handle_button
, NULL
);
911 xcb_event_set_configure_request_handler(&globalconf
.evenths
, event_handle_configurerequest
, NULL
);
912 xcb_event_set_configure_notify_handler(&globalconf
.evenths
, event_handle_configurenotify
, NULL
);
913 xcb_event_set_destroy_notify_handler(&globalconf
.evenths
, event_handle_destroynotify
, NULL
);
914 xcb_event_set_enter_notify_handler(&globalconf
.evenths
, event_handle_enternotify
, NULL
);
915 xcb_event_set_leave_notify_handler(&globalconf
.evenths
, event_handle_leavenotify
, NULL
);
916 xcb_event_set_focus_in_handler(&globalconf
.evenths
, event_handle_focusin
, NULL
);
917 xcb_event_set_focus_out_handler(&globalconf
.evenths
, event_handle_focusout
, NULL
);
918 xcb_event_set_motion_notify_handler(&globalconf
.evenths
, event_handle_motionnotify
, NULL
);
919 xcb_event_set_expose_handler(&globalconf
.evenths
, event_handle_expose
, NULL
);
920 xcb_event_set_key_press_handler(&globalconf
.evenths
, event_handle_key
, NULL
);
921 xcb_event_set_key_release_handler(&globalconf
.evenths
, event_handle_key
, NULL
);
922 xcb_event_set_map_request_handler(&globalconf
.evenths
, event_handle_maprequest
, NULL
);
923 xcb_event_set_unmap_notify_handler(&globalconf
.evenths
, event_handle_unmapnotify
, NULL
);
924 xcb_event_set_client_message_handler(&globalconf
.evenths
, event_handle_clientmessage
, NULL
);
925 xcb_event_set_mapping_notify_handler(&globalconf
.evenths
, event_handle_mappingnotify
, NULL
);
926 xcb_event_set_reparent_notify_handler(&globalconf
.evenths
, event_handle_reparentnotify
, NULL
);
928 /* check for randr extension */
929 randr_query
= xcb_get_extension_data(globalconf
.connection
, &xcb_randr_id
);
930 if((globalconf
.have_randr
= randr_query
->present
))
931 xcb_event_set_handler(&globalconf
.evenths
,
932 randr_query
->first_event
+ XCB_RANDR_SCREEN_CHANGE_NOTIFY
,
933 (xcb_generic_event_handler_t
) event_handle_randr_screen_change_notify
,
938 // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80