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[chaz/tint2] / src / tint.c
1 /**************************************************************************
2 *
3 * Tint2 panel
4 *
5 * Copyright (C) 2007 Pål Staurland (staura@gmail.com)
6 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
7 *
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.
11 *
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 **************************************************************************/
20
21 #include <sys/stat.h>
22 #include <sys/time.h>
23 #include <unistd.h>
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #include <X11/Xutil.h>
28 #include <X11/Xatom.h>
29 #include <X11/Xlocale.h>
30 #include <Imlib2.h>
31 #include <signal.h>
32
33 #include "server.h"
34 #include "window.h"
35 #include "config.h"
36 #include "task.h"
37 #include "taskbar.h"
38 #include "systraybar.h"
39 #include "panel.h"
40 #include "tooltip.h"
41
42
43 void signal_handler(int sig)
44 {
45 // signal handler is light as it should be
46 signal_pending = sig;
47 }
48
49
50 void init (int argc, char *argv[])
51 {
52 int c;
53
54 // read options
55 while ((c = getopt(argc , argv, "c:j:v")) != -1) {
56 switch (c) {
57 case 'c':
58 config_path = strdup (optarg);
59 break;
60 case 'j':
61 thumbnail_path = strdup (optarg);
62 break;
63 case 'v':
64 printf("tint2 version 0.7-svn\n");
65 exit(0);
66 break;
67 }
68 }
69
70 // Set signal handler
71 signal(SIGUSR1, signal_handler);
72 signal(SIGINT, signal_handler);
73 signal(SIGTERM, signal_handler);
74 signal(SIGHUP, signal_handler);
75 signal(SIGCHLD, SIG_IGN); // don't have to wait() after fork()
76 signal(SIGALRM, tooltip_sighandler);
77
78 // set global data
79 memset(&server, 0, sizeof(Server_global));
80 memset(&systray, 0, sizeof(Systraybar));
81
82 server.dsp = XOpenDisplay (NULL);
83 if (!server.dsp) {
84 fprintf(stderr, "tint2 exit : could not open display.\n");
85 exit(0);
86 }
87 server_init_atoms ();
88 server.screen = DefaultScreen (server.dsp);
89 server.root_win = RootWindow(server.dsp, server.screen);
90 server.depth = DefaultDepth (server.dsp, server.screen);
91 server.visual = DefaultVisual (server.dsp, server.screen);
92 server.desktop = server_get_current_desktop ();
93 XGCValues gcv;
94 server.gc = XCreateGC (server.dsp, server.root_win, (unsigned long)0, &gcv) ;
95
96 XSetErrorHandler ((XErrorHandler) server_catch_error);
97
98 imlib_context_set_display (server.dsp);
99 imlib_context_set_visual (server.visual);
100 imlib_context_set_colormap (DefaultColormap (server.dsp, server.screen));
101
102 /* Catch events */
103 XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
104
105 setlocale (LC_ALL, "");
106 }
107
108
109 void cleanup()
110 {
111 cleanup_panel();
112
113 if (time1_font_desc) pango_font_description_free(time1_font_desc);
114 if (time2_font_desc) pango_font_description_free(time2_font_desc);
115 if (time1_format) g_free(time1_format);
116 if (time2_format) g_free(time2_format);
117 #ifdef ENABLE_BATTERY
118 if (bat1_font_desc) pango_font_description_free(bat1_font_desc);
119 if (bat2_font_desc) pango_font_description_free(bat2_font_desc);
120 if (battery_low_cmd) g_free(battery_low_cmd);
121 if (path_energy_now) g_free(path_energy_now);
122 if (path_energy_full) g_free(path_energy_full);
123 if (path_current_now) g_free(path_current_now);
124 if (path_status) g_free(path_status);
125 #endif
126 if (clock_lclick_command) g_free(clock_lclick_command);
127 if (clock_rclick_command) g_free(clock_rclick_command);
128 if (config_path) g_free(config_path);
129 if (thumbnail_path) g_free(thumbnail_path);
130
131 if (server.monitor) free(server.monitor);
132 XFreeGC(server.dsp, server.gc);
133 XCloseDisplay(server.dsp);
134 }
135
136
137 Taskbar *click_taskbar (Panel *panel, int x, int y)
138 {
139 Taskbar *tskbar;
140 int i;
141
142 if (panel_horizontal) {
143 for (i=0; i < panel->nb_desktop ; i++) {
144 tskbar = &panel->taskbar[i];
145 if (!tskbar->area.on_screen) continue;
146 if (x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
147 return tskbar;
148 }
149 }
150 else {
151 for (i=0; i < panel->nb_desktop ; i++) {
152 tskbar = &panel->taskbar[i];
153 if (!tskbar->area.on_screen) continue;
154 if (y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
155 return tskbar;
156 }
157 }
158 return NULL;
159 }
160
161
162 Task *click_task (Panel *panel, int x, int y)
163 {
164 GSList *l0;
165 Taskbar *tskbar;
166
167 if ( (tskbar = click_taskbar(panel, x, y)) ) {
168 if (panel_horizontal) {
169 Task *tsk;
170 for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
171 tsk = l0->data;
172 if (x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
173 return tsk;
174 }
175 }
176 }
177 else {
178 Task *tsk;
179 for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
180 tsk = l0->data;
181 if (y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
182 return tsk;
183 }
184 }
185 }
186 }
187 return NULL;
188 }
189
190
191 int click_padding(Panel *panel, int x, int y)
192 {
193 if (panel_horizontal) {
194 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
195 return 1;
196 }
197 else {
198 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
199 return 1;
200 }
201 return 0;
202 }
203
204
205 int click_clock(Panel *panel, int x, int y)
206 {
207 Clock clk = panel->clock;
208 if (panel_horizontal) {
209 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
210 return TRUE;
211 } else {
212 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
213 return TRUE;
214 }
215 return FALSE;
216 }
217
218
219 void window_action (Task *tsk, int action)
220 {
221 if (!tsk) return;
222 int desk;
223 switch (action) {
224 case CLOSE:
225 set_close (tsk->win);
226 break;
227 case TOGGLE:
228 set_active(tsk->win);
229 break;
230 case ICONIFY:
231 XIconifyWindow (server.dsp, tsk->win, server.screen);
232 break;
233 case TOGGLE_ICONIFY:
234 if (tsk == task_active) XIconifyWindow (server.dsp, tsk->win, server.screen);
235 else set_active (tsk->win);
236 break;
237 case SHADE:
238 window_toggle_shade (tsk->win);
239 break;
240 case MAXIMIZE_RESTORE:
241 window_maximize_restore (tsk->win);
242 break;
243 case MAXIMIZE:
244 window_maximize_restore (tsk->win);
245 break;
246 case RESTORE:
247 window_maximize_restore (tsk->win);
248 break;
249 case DESKTOP_LEFT:
250 if ( tsk->desktop == 0 ) break;
251 desk = tsk->desktop - 1;
252 windows_set_desktop(tsk->win, desk);
253 if (desk == server.desktop)
254 set_active(tsk->win);
255 break;
256 case DESKTOP_RIGHT:
257 if (tsk->desktop == server.nb_desktop ) break;
258 desk = tsk->desktop + 1;
259 windows_set_desktop(tsk->win, desk);
260 if (desk == server.desktop)
261 set_active(tsk->win);
262 }
263 }
264
265
266 void event_button_press (XEvent *e)
267 {
268 Panel *panel = get_panel(e->xany.window);
269 if (!panel) return;
270
271 if (panel_mode == MULTI_DESKTOP)
272 task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
273
274 if (wm_menu && !task_drag && !click_clock(panel, e->xbutton.x, e->xbutton.y) && (e->xbutton.button != 1) ) {
275 // forward the click to the desktop window (thanks conky)
276 XUngrabPointer(server.dsp, e->xbutton.time);
277 e->xbutton.window = server.root_win;
278 // icewm doesn't open under the mouse.
279 // and xfce doesn't open at all.
280 //e->xbutton.x = e->xbutton.x_root;
281 //e->xbutton.y = e->xbutton.y_root;
282 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
283 XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
284 XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
285 return;
286 }
287
288 XLowerWindow (server.dsp, panel->main_win);
289 }
290
291
292 void event_button_release (XEvent *e)
293 {
294 Panel *panel = get_panel(e->xany.window);
295 if (!panel) return;
296
297 if (wm_menu && click_padding(panel, e->xbutton.x, e->xbutton.y)) {
298 // forward the click to the desktop window (thanks conky)
299 e->xbutton.window = server.root_win;
300 XSendEvent(server.dsp, e->xbutton.window, False, ButtonReleaseMask, e);
301 return;
302 }
303
304 int action = TOGGLE_ICONIFY;
305 switch (e->xbutton.button) {
306 case 2:
307 action = mouse_middle;
308 break;
309 case 3:
310 action = mouse_right;
311 break;
312 case 4:
313 action = mouse_scroll_up;
314 break;
315 case 5:
316 action = mouse_scroll_down;
317 break;
318 case 6:
319 action = mouse_tilt_left;
320 break;
321 case 7:
322 action = mouse_tilt_right;
323 break;
324 }
325
326 if ( click_clock(panel, e->xbutton.x, e->xbutton.y)) {
327 clock_action(e->xbutton.button);
328 XLowerWindow (server.dsp, panel->main_win);
329 task_drag = 0;
330 return;
331 }
332
333 Taskbar *tskbar;
334 if ( !(tskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y)) ) {
335 // TODO: check better solution to keep window below
336 XLowerWindow (server.dsp, panel->main_win);
337 task_drag = 0;
338 return;
339 }
340
341 // drag and drop task
342 if (task_drag) {
343 if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
344 if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
345 windows_set_desktop(task_drag->win, tskbar->desktop);
346 if (tskbar->desktop == server.desktop)
347 set_active(task_drag->win);
348 task_drag = 0;
349 }
350 return;
351 }
352 else task_drag = 0;
353 }
354
355 // switch desktop
356 if (panel_mode == MULTI_DESKTOP) {
357 if (tskbar->desktop != server.desktop && action != CLOSE && action != DESKTOP_LEFT && action != DESKTOP_RIGHT)
358 set_desktop (tskbar->desktop);
359 }
360
361 // action on task
362 window_action( click_task(panel, e->xbutton.x, e->xbutton.y), action);
363
364 // to keep window below
365 XLowerWindow (server.dsp, panel->main_win);
366 }
367
368
369 void event_property_notify (XEvent *e)
370 {
371 int i, j;
372 Task *tsk;
373 Window win = e->xproperty.window;
374 Atom at = e->xproperty.atom;
375
376 if (win == server.root_win) {
377 if (!server.got_root_win) {
378 XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
379 server.got_root_win = 1;
380 }
381
382 // Change number of desktops
383 else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
384 server.nb_desktop = server_get_number_of_desktop ();
385 cleanup_taskbar();
386 init_taskbar();
387 visible_object();
388 for (i=0 ; i < nb_panel ; i++) {
389 panel1[i].area.resize = 1;
390 }
391 task_refresh_tasklist();
392 panel_refresh = 1;
393 }
394 // Change desktop
395 else if (at == server.atom._NET_CURRENT_DESKTOP) {
396 server.desktop = server_get_current_desktop ();
397 for (i=0 ; i < nb_panel ; i++) {
398 Panel *panel = &panel1[i];
399 if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
400 // redraw taskbar
401 panel_refresh = 1;
402 Taskbar *tskbar;
403 Task *tsk;
404 GSList *l;
405 for (j=0 ; j < panel->nb_desktop ; j++) {
406 tskbar = &panel->taskbar[j];
407 if (tskbar->area.is_active) {
408 tskbar->area.is_active = 0;
409 tskbar->area.redraw = 1;
410 for (l = tskbar->area.list; l ; l = l->next) {
411 tsk = l->data;
412 tsk->area.redraw = 1;
413 }
414 }
415 if (j == server.desktop) {
416 tskbar->area.is_active = 1;
417 tskbar->area.redraw = 1;
418 for (l = tskbar->area.list; l ; l = l->next) {
419 tsk = l->data;
420 tsk->area.redraw = 1;
421 }
422 }
423 }
424 }
425 }
426 if (panel_mode != MULTI_DESKTOP) {
427 visible_object();
428 }
429 }
430 // Window list
431 else if (at == server.atom._NET_CLIENT_LIST) {
432 task_refresh_tasklist();
433 panel_refresh = 1;
434 }
435 // Change active
436 else if (at == server.atom._NET_ACTIVE_WINDOW) {
437 GSList *l0;
438 if (task_active) {
439 for (i=0 ; i < nb_panel ; i++) {
440 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
441 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
442 tsk = l0->data;
443 tsk->area.is_active = 0;
444 }
445 }
446 }
447 task_active = 0;
448 }
449 Window w1 = window_get_active ();
450 Task *t = task_get_task(w1);
451 if (!t) {
452 Window w2;
453 if (XGetTransientForHint(server.dsp, w1, &w2) != 0)
454 if (w2) t = task_get_task(w2);
455 }
456 if (task_urgent == t) {
457 init_precision();
458 task_urgent = 0;
459 }
460 // put active state on all task (multi_desktop)
461 if (t) {
462 for (i=0 ; i < nb_panel ; i++) {
463 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
464 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
465 tsk = l0->data;
466 if (tsk->win == t->win) {
467 tsk->area.is_active = 1;
468 //printf("active monitor %d, task %s\n", panel1[i].monitor, tsk->title);
469 }
470 }
471 }
472 }
473 task_active = t;
474 }
475 panel_refresh = 1;
476 }
477 else if (at == server.atom._XROOTPMAP_ID) {
478 // change Wallpaper
479 for (i=0 ; i < nb_panel ; i++) {
480 set_panel_background(&panel1[i]);
481 }
482 panel_refresh = 1;
483 }
484 }
485 else {
486 tsk = task_get_task (win);
487 if (!tsk) {
488 if ( at != server.atom._NET_WM_STATE)
489 return;
490 else if ( !(tsk = add_task(win)) )
491 return;
492 }
493 //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
494
495 // Window title changed
496 if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
497 Task *tsk2;
498 GSList *l0;
499 get_title(tsk);
500 // changed other tsk->title
501 for (i=0 ; i < nb_panel ; i++) {
502 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
503 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
504 tsk2 = l0->data;
505 if (tsk->win == tsk2->win && tsk != tsk2) {
506 tsk2->title = tsk->title;
507 tsk2->area.redraw = 1;
508 }
509 }
510 }
511 }
512 panel_refresh = 1;
513 }
514 // Demand attention
515 else if (at == server.atom._NET_WM_STATE) {
516 if (window_is_urgent (win)) {
517 task_urgent = tsk;
518 tick_urgent = 0;
519 time_precision = 1;
520 }
521 if (window_is_skip_taskbar(win)) {
522 remove_task( tsk );
523 panel_refresh = 1;
524 }
525 }
526 else if (at == server.atom.WM_STATE) {
527 // Iconic state
528 // TODO : try to delete following code
529 if (window_is_iconified (win)) {
530 if (task_active) {
531 if (task_active->win == tsk->win) {
532 Task *tsk2;
533 GSList *l0;
534 for (i=0 ; i < nb_panel ; i++) {
535 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
536 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
537 tsk2 = l0->data;
538 tsk2->area.is_active = 0;
539 }
540 }
541 }
542 task_active = 0;
543 }
544 }
545 }
546 }
547 // Window icon changed
548 else if (at == server.atom._NET_WM_ICON) {
549 get_icon(tsk);
550 Task *tsk2;
551 GSList *l0;
552 for (i=0 ; i < nb_panel ; i++) {
553 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
554 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
555 tsk2 = l0->data;
556 if (tsk->win == tsk2->win && tsk != tsk2) {
557 tsk2->icon_width = tsk->icon_width;
558 tsk2->icon_height = tsk->icon_height;
559 tsk2->icon_data = tsk->icon_data;
560 tsk2->icon_data_active = tsk->icon_data_active;
561 tsk2->area.redraw = 1;
562 }
563 }
564 }
565 }
566 panel_refresh = 1;
567 }
568 // Window desktop changed
569 else if (at == server.atom._NET_WM_DESKTOP) {
570 int desktop = window_get_desktop (win);
571 int active = tsk->area.is_active;
572 //printf(" Window desktop changed %d, %d\n", tsk->desktop, desktop);
573 // bug in windowmaker : send unecessary 'desktop changed' when focus changed
574 if (desktop != tsk->desktop) {
575 remove_task (tsk);
576 tsk = add_task (win);
577 if (tsk && active) {
578 tsk->area.is_active = 1;
579 task_active = tsk;
580 }
581 panel_refresh = 1;
582 }
583 }
584
585 if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
586 }
587 }
588
589
590 void event_expose (XEvent *e)
591 {
592 if (e->xany.window == g_tooltip.window)
593 tooltip_update();
594 else {
595 Panel *panel;
596 panel = get_panel(e->xany.window);
597 if (!panel) return;
598 // TODO : one panel_refresh per panel ?
599 panel_refresh = 1;
600 }
601 }
602
603
604 void event_configure_notify (Window win)
605 {
606 // check 'win' move in systray
607 TrayWindow *traywin;
608 GSList *l;
609 for (l = systray.list_icons; l ; l = l->next) {
610 traywin = (TrayWindow*)l->data;
611 if (traywin->id == win) {
612 //printf("move tray %d\n", traywin->x);
613 XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, traywin->width, traywin->height);
614 panel_refresh = 1;
615 return;
616 }
617 }
618
619 // check 'win' move in another monitor
620 if (nb_panel == 1) return;
621 if (server.nb_monitor == 1) return;
622 Task *tsk = task_get_task (win);
623 if (!tsk) return;
624
625 Panel *p = tsk->area.panel;
626 if (p->monitor != window_get_monitor (win)) {
627 remove_task (tsk);
628 add_task (win);
629 if (win == window_get_active ()) {
630 Task *tsk = task_get_task (win);
631 tsk->area.is_active = 1;
632 task_active = tsk;
633 }
634 panel_refresh = 1;
635 }
636 }
637
638
639 void event_timer()
640 {
641 struct timeval stv;
642 int i;
643
644 if (gettimeofday(&stv, 0)) return;
645
646 if (abs(stv.tv_sec - time_clock.tv_sec) < time_precision) return;
647 time_clock.tv_sec = stv.tv_sec;
648 time_clock.tv_sec -= time_clock.tv_sec % time_precision;
649
650 // urgent task
651 if (task_urgent) {
652 if (tick_urgent < max_tick_urgent) {
653 task_urgent->area.is_active = !task_urgent->area.is_active;
654 task_urgent->area.redraw = 1;
655 tick_urgent++;
656 }
657 }
658
659 // update battery
660 #ifdef ENABLE_BATTERY
661 if (panel1[0].battery.area.on_screen) {
662 update_battery();
663 for (i=0 ; i < nb_panel ; i++)
664 panel1[i].battery.area.resize = 1;
665 }
666 #endif
667
668 // update clock
669 if (time1_format) {
670 for (i=0 ; i < nb_panel ; i++)
671 panel1[i].clock.area.resize = 1;
672 }
673 panel_refresh = 1;
674 }
675
676
677 void dnd_message(XClientMessageEvent *e)
678 {
679 Panel *panel = get_panel(e->window);
680 int x, y, mapX, mapY;
681 Window child;
682 x = (e->data.l[2] >> 16) & 0xFFFF;
683 y = e->data.l[2] & 0xFFFF;
684 XTranslateCoordinates(server.dsp, server.root_win, e->window, x, y, &mapX, &mapY, &child);
685 Task* task = click_task(panel, mapX, mapY);
686 if (task) {
687 if (task->desktop != server.desktop )
688 set_desktop (task->desktop);
689 window_action(task, TOGGLE);
690 }
691
692 // send XdndStatus event to get more XdndPosition events
693 XClientMessageEvent se;
694 se.type = ClientMessage;
695 se.window = e->data.l[0];
696 se.message_type = server.atom.XdndStatus;
697 se.format = 32;
698 se.data.l[0] = e->window; // XID of the target window
699 se.data.l[1] = 0; // bit 0: accept drop bit 1: send XdndPosition events if inside rectangle
700 se.data.l[2] = 0; // Rectangle x,y for which no more XdndPosition events
701 se.data.l[3] = (1 << 16) | 1; // Rectangle w,h for which no more XdndPosition events
702 se.data.l[4] = None; // None = drop will not be accepted
703 XSendEvent(server.dsp, e->data.l[0], False, NoEventMask, (XEvent*)&se);
704 }
705
706
707 int main (int argc, char *argv[])
708 {
709 XEvent e;
710 fd_set fd;
711 int x11_fd, i;
712 struct timeval tv;
713 Panel *panel;
714 GSList *it;
715
716 init (argc, argv);
717 load_config:
718 i = 0;
719 init_config();
720 if (config_path)
721 i = config_read_file (config_path);
722 else
723 i = config_read ();
724 if (!i) {
725 fprintf(stderr, "usage: tint2 [-c] <config_file>\n");
726 cleanup();
727 exit(1);
728 }
729 config_finish();
730 if (thumbnail_path) {
731 // usage: tint2 -j <file> for internal use
732 printf("file %s\n", thumbnail_path);
733 cleanup();
734 exit(0);
735 }
736
737 x11_fd = ConnectionNumber(server.dsp);
738 XSync(server.dsp, False);
739
740 while (1) {
741 // thanks to AngryLlama for the timer
742 // Create a File Description Set containing x11_fd
743 FD_ZERO (&fd);
744 FD_SET (x11_fd, &fd);
745
746 tv.tv_usec = 500000;
747 tv.tv_sec = 0;
748
749 // Wait for X Event or a Timer
750 if (select(x11_fd+1, &fd, 0, 0, &tv)) {
751 while (XPending (server.dsp)) {
752 XNextEvent(server.dsp, &e);
753
754 switch (e.type) {
755 case ButtonPress:
756 tooltip_hide();
757 event_button_press (&e);
758 break;
759
760 case ButtonRelease:
761 event_button_release(&e);
762 break;
763
764 case MotionNotify: {
765 Panel* panel = get_panel(e.xmotion.window);
766 Task* task = click_task(panel, e.xmotion.x, e.xmotion.y);
767 if (task)
768 tooltip_trigger_show(task, e.xmotion.x_root, e.xmotion.y_root);
769 else
770 tooltip_trigger_hide();
771 break;
772 }
773
774 case LeaveNotify:
775 tooltip_trigger_hide();
776 break;
777
778 case Expose:
779 event_expose(&e);
780 break;
781
782 case PropertyNotify:
783 event_property_notify(&e);
784 break;
785
786 case ConfigureNotify:
787 if (e.xconfigure.window == server.root_win)
788 goto load_config;
789 else
790 event_configure_notify (e.xconfigure.window);
791 break;
792
793 case ReparentNotify:
794 if (!systray.area.on_screen)
795 break;
796 panel = (Panel*)systray.area.panel;
797 if (e.xany.window == panel->main_win) // reparented to us
798 break;
799 // FIXME: 'reparent to us' badly detected => disabled
800 break;
801 case UnmapNotify:
802 case DestroyNotify:
803 if (!systray.area.on_screen)
804 break;
805 for (it = systray.list_icons; it; it = g_slist_next(it)) {
806 if (((TrayWindow*)it->data)->id == e.xany.window) {
807 remove_icon((TrayWindow*)it->data);
808 break;
809 }
810 }
811 break;
812
813 case ClientMessage:
814 if (!systray.area.on_screen) break;
815 if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
816 net_message(&e.xclient);
817 }
818 else if (e.xclient.message_type == server.atom.XdndPosition) {
819 dnd_message(&e.xclient);
820 }
821 break;
822 }
823 }
824 }
825 event_timer();
826
827 switch (signal_pending) {
828 case SIGUSR1:
829 signal_pending = 0;
830 goto load_config;
831 case SIGINT:
832 case SIGTERM:
833 case SIGHUP:
834 cleanup ();
835 return 0;
836 }
837
838 if (panel_refresh) {
839 panel_refresh = 0;
840
841 if (refresh_systray) {
842 panel = (Panel*)systray.area.panel;
843 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
844 }
845 for (i=0 ; i < nb_panel ; i++) {
846 panel = &panel1[i];
847
848 if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
849 panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
850
851 refresh(&panel->area);
852 XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
853 }
854 XFlush (server.dsp);
855
856 if (refresh_systray) {
857 refresh_systray = 0;
858 panel = (Panel*)systray.area.panel;
859 // tint2 doen't draw systray icons. it just redraw background.
860 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
861 // force icon's refresh
862 refresh_systray_icon();
863 }
864 }
865 }
866 }
867
868
a lightweight panel/taskbar, with patches
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