]>
Dogcows Code - chaz/tint2/blob - src/tint.c
23970f087b32a91208cd67881bdc0cf48922f07b
1 /**************************************************************************
5 * Copyright (C) 2007 Pål Staurland (staura@gmail.com)
6 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License version 2
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 **************************************************************************/
27 #include <X11/Xutil.h>
28 #include <X11/Xatom.h>
29 #include <X11/Xlocale.h>
30 #include <X11/extensions/Xdamage.h>
40 #include "systraybar.h"
45 void signal_handler(int sig
)
47 // signal handler is light as it should be
52 void init (int argc
, char *argv
[])
57 for (i
= 1; i
< argc
; ++i
) {
58 if (!strcmp(argv
[i
], "-h") || !strcmp(argv
[i
], "--help")) {
59 printf("Usage: tint2 [-c] <config_file>\n");
62 if (!strcmp(argv
[i
], "-v") || !strcmp(argv
[i
], "--version")) {
63 printf("tint2 version %s\n", VERSION_STRING
);
66 if (!strcmp(argv
[i
], "-c")) {
69 config_path
= strdup(argv
[i
]);
71 if (!strcmp(argv
[i
], "-s")) {
74 snapshot_path
= strdup(argv
[i
]);
78 struct sigaction sa
= { .sa_handler
= signal_handler
};
79 sigaction(SIGUSR1
, &sa
, 0);
80 sigaction(SIGINT
, &sa
, 0);
81 sigaction(SIGTERM
, &sa
, 0);
82 sigaction(SIGHUP
, &sa
, 0);
83 signal(SIGCHLD
, SIG_IGN
); // don't have to wait() after fork()
85 // BSD is too stupid to support pselect(), therefore we have to use select and hope that we do not
86 // end up in a race condition there
87 // block all signals, such that no race conditions occur before pselect in our main loop
88 // sigset_t block_mask;
89 // sigaddset(&block_mask, SIGINT);
90 // sigaddset(&block_mask, SIGTERM);
91 // sigaddset(&block_mask, SIGHUP);
92 // sigaddset(&block_mask, SIGUSR1);
93 // sigprocmask(SIG_BLOCK, &block_mask, 0);
96 memset(&server
, 0, sizeof(Server_global
));
97 memset(&systray
, 0, sizeof(Systraybar
));
102 server
.dsp
= XOpenDisplay (NULL
);
104 fprintf(stderr
, "tint2 exit : could not open display.\n");
107 server_init_atoms ();
108 server
.screen
= DefaultScreen (server
.dsp
);
109 server
.root_win
= RootWindow(server
.dsp
, server
.screen
);
110 server
.desktop
= server_get_current_desktop ();
111 server_init_visual();
112 XSetErrorHandler ((XErrorHandler
) server_catch_error
);
114 imlib_context_set_display (server
.dsp
);
115 imlib_context_set_visual (server
.visual
);
116 imlib_context_set_colormap (server
.colormap
);
119 XSelectInput (server
.dsp
, server
.root_win
, PropertyChangeMask
|StructureNotifyMask
);
121 setlocale (LC_ALL
, "");
125 const gchar
* const *data_dirs
;
126 data_dirs
= g_get_system_data_dirs ();
128 for (i
= 0; data_dirs
[i
] != NULL
; i
++) {
129 path
= g_build_filename(data_dirs
[i
], "tint2", "default_icon.png", NULL
);
130 if (g_file_test (path
, G_FILE_TEST_EXISTS
))
131 default_icon
= imlib_load_image(path
);
135 // get monitor and desktop config
149 #ifdef ENABLE_BATTERY
154 imlib_context_set_image(default_icon
);
157 if (config_path
) g_free(config_path
);
158 if (snapshot_path
) g_free(snapshot_path
);
161 if (server
.dsp
) XCloseDisplay(server
.dsp
);
165 void get_snapshot(const char *path
)
167 Panel
*panel
= &panel1
[0];
169 if (panel
->temp_pmap
) XFreePixmap(server
.dsp
, panel
->temp_pmap
);
170 panel
->temp_pmap
= XCreatePixmap(server
.dsp
, server
.root_win
, panel
->area
.width
, panel
->area
.height
, server
.depth
);
172 refresh(&panel
->area
);
174 Imlib_Image img
= NULL
;
175 imlib_context_set_drawable(panel
->temp_pmap
);
176 img
= imlib_create_image_from_drawable(0, 0, 0, panel
->area
.width
, panel
->area
.height
, 0);
178 imlib_context_set_image(img
);
179 imlib_save_image(path
);
184 void window_action (Task
*tsk
, int action
)
190 set_close (tsk
->win
);
193 set_active(tsk
->win
);
196 XIconifyWindow (server
.dsp
, tsk
->win
, server
.screen
);
199 if (task_active
&& tsk
->win
== task_active
->win
)
200 XIconifyWindow (server
.dsp
, tsk
->win
, server
.screen
);
202 set_active (tsk
->win
);
205 window_toggle_shade (tsk
->win
);
207 case MAXIMIZE_RESTORE
:
208 window_maximize_restore (tsk
->win
);
211 window_maximize_restore (tsk
->win
);
214 window_maximize_restore (tsk
->win
);
217 if ( tsk
->desktop
== 0 ) break;
218 desk
= tsk
->desktop
- 1;
219 windows_set_desktop(tsk
->win
, desk
);
220 if (desk
== server
.desktop
)
221 set_active(tsk
->win
);
224 if (tsk
->desktop
== server
.nb_desktop
) break;
225 desk
= tsk
->desktop
+ 1;
226 windows_set_desktop(tsk
->win
, desk
);
227 if (desk
== server
.desktop
)
228 set_active(tsk
->win
);
233 tsk1
= next_task(task_active
);
234 set_active(tsk1
->win
);
240 tsk1
= prev_task(task_active
);
241 set_active(tsk1
->win
);
247 int tint2_handles_click(Panel
* panel
, XButtonEvent
* e
)
249 Task
* task
= click_task(panel
, e
->x
, e
->y
);
252 || (e
->button
== 2 && mouse_middle
!= 0)
253 || (e
->button
== 3 && mouse_right
!= 0)
254 || (e
->button
== 4 && mouse_scroll_up
!= 0)
255 || (e
->button
== 5 && mouse_scroll_down
!=0) )
262 // no task clicked --> check if taskbar clicked
263 Taskbar
*tskbar
= click_taskbar(panel
, e
->x
, e
->y
);
264 if (tskbar
&& e
->button
== 1 && panel_mode
== MULTI_DESKTOP
)
266 if (click_clock(panel
, e
->x
, e
->y
)) {
267 if ( (e
->button
== 1 && clock_lclick_command
) || (e
->button
== 3 && clock_rclick_command
) )
276 void forward_click(XEvent
* e
)
278 // forward the click to the desktop window (thanks conky)
279 XUngrabPointer(server
.dsp
, e
->xbutton
.time
);
280 e
->xbutton
.window
= server
.root_win
;
281 // icewm doesn't open under the mouse.
282 // and xfce doesn't open at all.
283 e
->xbutton
.x
= e
->xbutton
.x_root
;
284 e
->xbutton
.y
= e
->xbutton
.y_root
;
285 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
286 //XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
287 XSendEvent(server
.dsp
, e
->xbutton
.window
, False
, ButtonPressMask
, e
);
291 void event_button_press (XEvent
*e
)
293 Panel
*panel
= get_panel(e
->xany
.window
);
297 if (wm_menu
&& !tint2_handles_click(panel
, &e
->xbutton
) ) {
301 task_drag
= click_task(panel
, e
->xbutton
.x
, e
->xbutton
.y
);
303 XLowerWindow (server
.dsp
, panel
->main_win
);
306 void event_button_motion_notify (XEvent
*e
)
308 Panel
* panel
= get_panel(e
->xany
.window
);
309 if(!panel
|| !task_drag
)
312 // Find the taskbar on the event's location
313 Taskbar
* event_taskbar
= click_taskbar(panel
, e
->xbutton
.x
, e
->xbutton
.y
);
314 if(event_taskbar
== NULL
)
317 // Find the task on the event's location
318 Task
* event_task
= click_task(panel
, e
->xbutton
.x
, e
->xbutton
.y
);
320 // If the event takes place on the same taskbar as the task being dragged
321 if(event_taskbar
== task_drag
->area
.parent
) {
322 // Swap the task_drag with the task on the event's location (if they differ)
323 if(event_task
&& event_task
!= task_drag
) {
324 GSList
* drag_iter
= g_slist_find(event_taskbar
->area
.list
, task_drag
);
325 GSList
* task_iter
= g_slist_find(event_taskbar
->area
.list
, event_task
);
326 if(drag_iter
&& task_iter
) {
327 gpointer temp
= task_iter
->data
;
328 task_iter
->data
= drag_iter
->data
;
329 drag_iter
->data
= temp
;
330 event_taskbar
->area
.resize
= 1;
336 else { // The event is on another taskbar than the task being dragged
337 if(task_drag
->desktop
== ALLDESKTOP
|| panel_mode
!= MULTI_DESKTOP
)
340 Taskbar
* drag_taskbar
= (Taskbar
*)task_drag
->area
.parent
;
341 drag_taskbar
->area
.list
= g_slist_remove(drag_taskbar
->area
.list
, task_drag
);
343 if(event_taskbar
->area
.posx
> drag_taskbar
->area
.posx
|| event_taskbar
->area
.posy
> drag_taskbar
->area
.posy
)
344 event_taskbar
->area
.list
= g_slist_prepend(event_taskbar
->area
.list
, task_drag
);
346 event_taskbar
->area
.list
= g_slist_append(event_taskbar
->area
.list
, task_drag
);
348 // Move task to other desktop (but avoid the 'Window desktop changed' code in 'event_property_notify')
349 task_drag
->area
.parent
= event_taskbar
;
350 task_drag
->desktop
= event_taskbar
->desktop
;
352 windows_set_desktop(task_drag
->win
, event_taskbar
->desktop
);
354 event_taskbar
->area
.resize
= 1;
355 drag_taskbar
->area
.resize
= 1;
361 void event_button_release (XEvent
*e
)
363 Panel
*panel
= get_panel(e
->xany
.window
);
366 if (wm_menu
&& !tint2_handles_click(panel
, &e
->xbutton
)) {
368 XLowerWindow (server
.dsp
, panel
->main_win
);
373 int action
= TOGGLE_ICONIFY
;
374 switch (e
->xbutton
.button
) {
376 action
= mouse_middle
;
379 action
= mouse_right
;
382 action
= mouse_scroll_up
;
385 action
= mouse_scroll_down
;
388 action
= mouse_tilt_left
;
391 action
= mouse_tilt_right
;
395 if ( click_clock(panel
, e
->xbutton
.x
, e
->xbutton
.y
)) {
396 clock_action(e
->xbutton
.button
);
397 XLowerWindow (server
.dsp
, panel
->main_win
);
403 if ( !(tskbar
= click_taskbar(panel
, e
->xbutton
.x
, e
->xbutton
.y
)) ) {
404 // TODO: check better solution to keep window below
405 XLowerWindow (server
.dsp
, panel
->main_win
);
410 // drag and drop task
418 if (panel_mode
== MULTI_DESKTOP
) {
419 if (tskbar
->desktop
!= server
.desktop
&& action
!= CLOSE
&& action
!= DESKTOP_LEFT
&& action
!= DESKTOP_RIGHT
)
420 set_desktop (tskbar
->desktop
);
424 window_action( click_task(panel
, e
->xbutton
.x
, e
->xbutton
.y
), action
);
426 // to keep window below
427 XLowerWindow (server
.dsp
, panel
->main_win
);
431 void event_property_notify (XEvent
*e
)
435 Window win
= e
->xproperty
.window
;
436 Atom at
= e
->xproperty
.atom
;
438 if (win
== server
.root_win
) {
439 if (!server
.got_root_win
) {
440 XSelectInput (server
.dsp
, server
.root_win
, PropertyChangeMask
|StructureNotifyMask
);
441 server
.got_root_win
= 1;
444 // Change number of desktops
445 else if (at
== server
.atom
._NET_NUMBER_OF_DESKTOPS
) {
446 server
.nb_desktop
= server_get_number_of_desktop ();
450 for (i
=0 ; i
< nb_panel
; i
++) {
451 panel1
[i
].area
.resize
= 1;
453 task_refresh_tasklist();
458 else if (at
== server
.atom
._NET_CURRENT_DESKTOP
) {
459 int old_desktop
= server
.desktop
;
460 server
.desktop
= server_get_current_desktop ();
461 for (i
=0 ; i
< nb_panel
; i
++) {
462 Panel
*panel
= &panel1
[i
];
463 if (panel_mode
== MULTI_DESKTOP
&& panel
->g_taskbar
.use_active
) {
464 // redraw both taskbar
465 if (server
.nb_desktop
> old_desktop
) {
466 // can happen if last desktop is deleted and we've been on the last desktop
467 panel
->taskbar
[old_desktop
].area
.bg
= panel
->g_taskbar
.bg
;
468 panel
->taskbar
[old_desktop
].area
.resize
= 1;
470 panel
->taskbar
[server
.desktop
].area
.bg
= panel
->g_taskbar
.bg_active
;
471 panel
->taskbar
[server
.desktop
].area
.resize
= 1;
474 // check ALLDESKTOP task => resize taskbar
478 if (server
.nb_desktop
> old_desktop
) {
479 tskbar
= &panel
->taskbar
[old_desktop
];
480 for (l
= tskbar
->area
.list
; l
; l
= l
->next
) {
482 if (tsk
->desktop
== ALLDESKTOP
) {
483 tsk
->area
.on_screen
= 0;
484 tskbar
->area
.resize
= 1;
489 tskbar
= &panel
->taskbar
[server
.desktop
];
490 for (l
= tskbar
->area
.list
; l
; l
= l
->next
) {
492 if (tsk
->desktop
== ALLDESKTOP
) {
493 tsk
->area
.on_screen
= 1;
494 tskbar
->area
.resize
= 1;
498 if (panel_mode
!= MULTI_DESKTOP
) {
503 else if (at
== server
.atom
._NET_CLIENT_LIST
) {
504 task_refresh_tasklist();
508 else if (at
== server
.atom
._NET_ACTIVE_WINDOW
) {
512 else if (at
== server
.atom
._XROOTPMAP_ID
) {
514 for (i
=0 ; i
< nb_panel
; i
++) {
515 set_panel_background(&panel1
[i
]);
521 tsk
= task_get_task (win
);
523 if (at
!= server
.atom
._NET_WM_STATE
)
526 // xfce4 sends _NET_WM_STATE after minimized to tray, so we need to check if window is mapped
527 // if it is mapped and not set as skip_taskbar, we must add it to our task list
528 XWindowAttributes wa
;
529 XGetWindowAttributes(server
.dsp
, win
, &wa
);
530 if (wa
.map_state
== IsViewable
&& !window_is_skip_taskbar(win
)) {
531 if ( (tsk
= add_task(win
)) )
540 //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
542 // Window title changed
543 if (at
== server
.atom
._NET_WM_VISIBLE_NAME
|| at
== server
.atom
._NET_WM_NAME
|| at
== server
.atom
.WM_NAME
) {
545 if (g_tooltip
.mapped
&& (g_tooltip
.area
== (Area
*)tsk
)) {
546 tooltip_copy_text((Area
*)tsk
);
552 else if (at
== server
.atom
._NET_WM_STATE
) {
553 if (window_is_urgent (win
)) {
556 if (window_is_skip_taskbar(win
)) {
561 else if (at
== server
.atom
.WM_STATE
) {
563 int state
= (task_active
&& tsk
->win
== task_active
->win
? TASK_ACTIVE
: TASK_NORMAL
);
564 if (window_is_iconified(win
))
565 state
= TASK_ICONIFIED
;
566 set_task_state(tsk
, state
);
569 // Window icon changed
570 else if (at
== server
.atom
._NET_WM_ICON
) {
574 // Window desktop changed
575 else if (at
== server
.atom
._NET_WM_DESKTOP
) {
576 int desktop
= window_get_desktop (win
);
577 //printf(" Window desktop changed %d, %d\n", tsk->desktop, desktop);
578 // bug in windowmaker : send unecessary 'desktop changed' when focus changed
579 if (desktop
!= tsk
->desktop
) {
581 tsk
= add_task (win
);
586 else if (at
== server
.atom
.WM_HINTS
) {
587 XWMHints
* wmhints
= XGetWMHints(server
.dsp
, win
);
588 if (wmhints
&& wmhints
->flags
& XUrgencyHint
) {
594 if (!server
.got_root_win
) server
.root_win
= RootWindow (server
.dsp
, server
.screen
);
599 void event_expose (XEvent
*e
)
602 panel
= get_panel(e
->xany
.window
);
604 // TODO : one panel_refresh per panel ?
609 void event_configure_notify (Window win
)
611 // change in root window (xrandr)
612 if (win
== server
.root_win
) {
615 config_read_file (config_path
);
621 // 'win' is a trayer icon
624 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
625 traywin
= (TrayWindow
*)l
->data
;
626 if (traywin
->tray_id
== win
) {
627 //printf("move tray %d\n", traywin->x);
628 XMoveResizeWindow(server
.dsp
, traywin
->id
, traywin
->x
, traywin
->y
, traywin
->width
, traywin
->height
);
629 XResizeWindow(server
.dsp
, traywin
->tray_id
, traywin
->width
, traywin
->height
);
635 // 'win' move in another monitor
636 if (nb_panel
== 1) return;
637 Task
*tsk
= task_get_task (win
);
640 Panel
*p
= tsk
->area
.panel
;
641 if (p
->monitor
!= window_get_monitor (win
)) {
643 tsk
= add_task (win
);
644 if (win
== window_get_active ()) {
645 set_task_state(tsk
, TASK_ACTIVE
);
653 void dnd_message(XClientMessageEvent
*e
)
655 Panel
*panel
= get_panel(e
->window
);
656 int x
, y
, mapX
, mapY
;
658 x
= (e
->data
.l
[2] >> 16) & 0xFFFF;
659 y
= e
->data
.l
[2] & 0xFFFF;
660 XTranslateCoordinates(server
.dsp
, server
.root_win
, e
->window
, x
, y
, &mapX
, &mapY
, &child
);
661 Task
* task
= click_task(panel
, mapX
, mapY
);
663 if (task
->desktop
!= server
.desktop
)
664 set_desktop (task
->desktop
);
665 window_action(task
, TOGGLE
);
668 // send XdndStatus event to get more XdndPosition events
669 XClientMessageEvent se
;
670 se
.type
= ClientMessage
;
671 se
.window
= e
->data
.l
[0];
672 se
.message_type
= server
.atom
.XdndStatus
;
674 se
.data
.l
[0] = e
->window
; // XID of the target window
675 se
.data
.l
[1] = 0; // bit 0: accept drop bit 1: send XdndPosition events if inside rectangle
676 se
.data
.l
[2] = 0; // Rectangle x,y for which no more XdndPosition events
677 se
.data
.l
[3] = (1 << 16) | 1; // Rectangle w,h for which no more XdndPosition events
678 se
.data
.l
[4] = None
; // None = drop will not be accepted
679 XSendEvent(server
.dsp
, e
->data
.l
[0], False
, NoEventMask
, (XEvent
*)&se
);
683 int main (int argc
, char *argv
[])
686 XClientMessageEvent
*ev
;
691 struct timeval
* timeout
;
697 i
= config_read_file (config_path
);
701 fprintf(stderr
, "usage: tint2 [-c] <config_file>\n");
710 get_snapshot(snapshot_path
);
715 int damage_event
, damage_error
;
716 XDamageQueryExtension(server
.dsp
, &damage_event
, &damage_error
);
717 x11_fd
= ConnectionNumber(server
.dsp
);
718 XSync(server
.dsp
, False
);
720 // sigset_t empty_mask;
721 // sigemptyset(&empty_mask);
727 for (i
=0 ; i
< nb_panel
; i
++) {
730 if (panel
->is_hidden
) {
731 XCopyArea(server
.dsp
, panel
->hidden_pixmap
, panel
->main_win
, server
.gc
, 0, 0, panel
->hidden_width
, panel
->hidden_height
, 0, 0);
732 XSetWindowBackgroundPixmap(server
.dsp
, panel
->main_win
, panel
->hidden_pixmap
);
735 if (panel
->temp_pmap
) XFreePixmap(server
.dsp
, panel
->temp_pmap
);
736 panel
->temp_pmap
= XCreatePixmap(server
.dsp
, server
.root_win
, panel
->area
.width
, panel
->area
.height
, server
.depth
);
737 refresh(&panel
->area
);
738 XCopyArea(server
.dsp
, panel
->temp_pmap
, panel
->main_win
, server
.gc
, 0, 0, panel
->area
.width
, panel
->area
.height
, 0, 0);
743 panel
= (Panel
*)systray
.area
.panel
;
744 if (refresh_systray
&& panel
&& !panel
->is_hidden
) {
746 // tint2 doen't draw systray icons. it just redraw background.
747 XSetWindowBackgroundPixmap (server
.dsp
, panel
->main_win
, panel
->temp_pmap
);
748 // force icon's refresh
749 refresh_systray_icon();
753 // thanks to AngryLlama for the timer
754 // Create a File Description Set containing x11_fd
756 FD_SET (x11_fd
, &fdset
);
757 update_next_timeout();
758 if (next_timeout
.tv_sec
>= 0 && next_timeout
.tv_usec
>= 0)
759 timeout
= &next_timeout
;
763 // Wait for X Event or a Timer
764 if (select(x11_fd
+1, &fdset
, 0, 0, timeout
) > 0) {
765 while (XPending (server
.dsp
)) {
766 XNextEvent(server
.dsp
, &e
);
768 panel
= get_panel(e
.xany
.window
);
769 if (panel
&& panel_autohide
) {
770 if (e
.type
== EnterNotify
)
771 autohide_trigger_show(panel
);
772 else if (e
.type
== LeaveNotify
)
773 autohide_trigger_hide(panel
);
774 if (panel
->is_hidden
)
775 continue; // discard further processing of this event because the panel is not visible yet
781 event_button_press (&e
);
785 event_button_release(&e
);
789 unsigned int button_mask
= Button1Mask
| Button2Mask
| Button3Mask
| Button4Mask
| Button5Mask
;
790 if (e
.xmotion
.state
& button_mask
)
791 event_button_motion_notify (&e
);
793 if (!g_tooltip
.enabled
) break;
794 Panel
* panel
= get_panel(e
.xmotion
.window
);
795 Area
* area
= click_area(panel
, e
.xmotion
.x
, e
.xmotion
.y
);
796 if (area
->_get_tooltip_text
)
797 tooltip_trigger_show(area
, panel
, e
.xmotion
.x_root
, e
.xmotion
.y_root
);
799 tooltip_trigger_hide();
804 if (g_tooltip
.enabled
)
805 tooltip_trigger_hide();
813 event_property_notify(&e
);
816 case ConfigureNotify
:
817 event_configure_notify (e
.xconfigure
.window
);
821 if (!systray_enabled
)
823 panel
= (Panel
*)systray
.area
.panel
;
824 if (e
.xany
.window
== panel
->main_win
) // reparented to us
826 // FIXME: 'reparent to us' badly detected => disabled
830 if (e
.xany
.window
== server
.composite_manager
) {
831 // TODO: Stop real_transparency
832 //signal_pending = SIGUSR2;
835 if (e
.xany
.window
== g_tooltip
.window
|| !systray
.area
.on_screen
)
837 for (it
= systray
.list_icons
; it
; it
= g_slist_next(it
)) {
838 if (((TrayWindow
*)it
->data
)->tray_id
== e
.xany
.window
) {
839 remove_icon((TrayWindow
*)it
->data
);
847 if (ev
->data
.l
[1] == server
.atom
._NET_WM_CM_S0
) {
848 if (ev
->data
.l
[2] == None
)
849 // TODO: Stop real_transparency
850 //signal_pending = SIGUSR2;
853 // TODO: Start real_transparency
854 //signal_pending = SIGUSR2;
857 if (!systray
.area
.on_screen
) break;
858 if (e
.xclient
.message_type
== server
.atom
._NET_SYSTEM_TRAY_OPCODE
&& e
.xclient
.format
== 32 && e
.xclient
.window
== net_sel_win
) {
859 net_message(&e
.xclient
);
861 else if (e
.xclient
.message_type
== server
.atom
.XdndPosition
) {
862 dnd_message(&e
.xclient
);
867 if (e
.type
== XDamageNotify
+damage_event
) {
868 // union needed to avoid strict-aliasing warnings by gcc
869 union { XEvent e
; XDamageNotifyEvent de
; } event_union
= {.e
=e
};
872 XDamageNotifyEvent
* de
= &event_union
.de
;
873 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
874 traywin
= (TrayWindow
*)l
->data
;
875 if ( traywin
->id
== de
->drawable
) {
876 systray_render_icon(traywin
);
885 callback_timeout_expired();
887 switch (signal_pending
) {
888 case SIGUSR1
: // reload config file
891 config_read_file (config_path
);
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