Dogcows Code - chaz/tint2/blob - 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 && x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 146                                 return tskbar;
 147                 }
 148         }
 149         else {
 150                 for (i=0; i < panel->nb_desktop ; i++) {
 151                         tskbar = &panel->taskbar[i];
 152                         if (tskbar->area.on_screen && y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 153                                 return tskbar;
 154                 }
 155         }
 156         return NULL;
 157 }
 158
 159
 160 Task *click_task (Panel *panel, int x, int y)
 161 {
 162         GSList *l0;
 163         Taskbar *tskbar;
 164
 165         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 166                 if (panel_horizontal) {
 167                         Task *tsk;
 168                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 169                                 tsk = l0->data;
 170                                 if (tsk->area.on_screen && x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 171                                         return tsk;
 172                                 }
 173                         }
 174                 }
 175                 else {
 176                         Task *tsk;
 177                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 178                                 tsk = l0->data;
 179                                 if (tsk->area.on_screen && y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 180                                         return tsk;
 181                                 }
 182                         }
 183                 }
 184         }
 185         return NULL;
 186 }
 187
 188
 189 int click_padding(Panel *panel, int x, int y)
 190 {
 191         if (panel_horizontal) {
 192                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 193                 return 1;
 194         }
 195         else {
 196                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 197                 return 1;
 198         }
 199         return 0;
 200 }
 201
 202
 203 int click_clock(Panel *panel, int x, int y)
 204 {
 205         Clock clk = panel->clock;
 206         if (panel_horizontal) {
 207                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 208                         return TRUE;
 209         } else {
 210                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 211                         return TRUE;
 212         }
 213         return FALSE;
 214 }
 215
 216
 217 void window_action (Task *tsk, int action)
 218 {
 219         if (!tsk) return;
 220         int desk;
 221         switch (action) {
 222                 case CLOSE:
 223                         set_close (tsk->win);
 224                         break;
 225                 case TOGGLE:
 226                         set_active(tsk->win);
 227                         break;
 228                 case ICONIFY:
 229                         XIconifyWindow (server.dsp, tsk->win, server.screen);
 230                         break;
 231                 case TOGGLE_ICONIFY:
 232                         if (tsk == task_active) XIconifyWindow (server.dsp, tsk->win, server.screen);
 233                         else set_active (tsk->win);
 234                         break;
 235                 case SHADE:
 236                         window_toggle_shade (tsk->win);
 237                         break;
 238                 case MAXIMIZE_RESTORE:
 239                         window_maximize_restore (tsk->win);
 240                         break;
 241                 case MAXIMIZE:
 242                         window_maximize_restore (tsk->win);
 243                         break;
 244                 case RESTORE:
 245                         window_maximize_restore (tsk->win);
 246                         break;
 247                 case DESKTOP_LEFT:
 248                         if ( tsk->desktop == 0 ) break;
 249                         desk = tsk->desktop - 1;
 250                         windows_set_desktop(tsk->win, desk);
 251                         if (desk == server.desktop)
 252                                 set_active(tsk->win);
 253                         break;
 254                 case DESKTOP_RIGHT:
 255                         if (tsk->desktop == server.nb_desktop ) break;
 256                         desk = tsk->desktop + 1;
 257                         windows_set_desktop(tsk->win, desk);
 258                         if (desk == server.desktop)
 259                                 set_active(tsk->win);
 260         }
 261 }
 262
 263
 264 void event_button_press (XEvent *e)
 265 {
 266         Panel *panel = get_panel(e->xany.window);
 267         if (!panel) return;
 268
 269         task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
 270
 271         if (wm_menu && !task_drag && !click_clock(panel, e->xbutton.x, e->xbutton.y) && (e->xbutton.button != 1) ) {
 272                 // forward the click to the desktop window (thanks conky)
 273                 XUngrabPointer(server.dsp, e->xbutton.time);
 274                 e->xbutton.window = server.root_win;
 275                 // icewm doesn't open under the mouse.
 276                 // and xfce doesn't open at all.
 277                 //e->xbutton.x = e->xbutton.x_root;
 278                 //e->xbutton.y = e->xbutton.y_root;
 279                 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
 280                 XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
 281                 XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
 282                 return;
 283         }
 284
 285         XLowerWindow (server.dsp, panel->main_win);
 286 }
 287
 288
 289 void event_button_release (XEvent *e)
 290 {
 291         Panel *panel = get_panel(e->xany.window);
 292         if (!panel) return;
 293
 294         int action = TOGGLE_ICONIFY;
 295         switch (e->xbutton.button) {
 296                 case 2:
 297                         action = mouse_middle;
 298                         break;
 299                 case 3:
 300                         action = mouse_right;
 301                         break;
 302                 case 4:
 303                         action = mouse_scroll_up;
 304                         break;
 305                 case 5:
 306                         action = mouse_scroll_down;
 307                         break;
 308                 case 6:
 309                         action = mouse_tilt_left;
 310                         break;
 311                 case 7:
 312                         action = mouse_tilt_right;
 313                         break;
 314         }
 315
 316         if ( click_clock(panel, e->xbutton.x, e->xbutton.y)) {
 317                 clock_action(e->xbutton.button);
 318                 XLowerWindow (server.dsp, panel->main_win);
 319                 task_drag = 0;
 320                 return;
 321         }
 322
 323         Taskbar *tskbar;
 324         if ( !(tskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y)) ) {
 325                 // TODO: check better solution to keep window below
 326                 XLowerWindow (server.dsp, panel->main_win);
 327                 task_drag = 0;
 328                 return;
 329         }
 330
 331         // drag and drop task
 332         if (task_drag) {
 333                 if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
 334                         if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
 335                                 windows_set_desktop(task_drag->win, tskbar->desktop);
 336                                 if (tskbar->desktop == server.desktop)
 337                                         set_active(task_drag->win);
 338                                 task_drag = 0;
 339                         }
 340                         return;
 341                 }
 342                 else task_drag = 0;
 343         }
 344
 345         // switch desktop
 346         if (panel_mode == MULTI_DESKTOP) {
 347                 if (tskbar->desktop != server.desktop && action != CLOSE && action != DESKTOP_LEFT && action != DESKTOP_RIGHT)
 348                         set_desktop (tskbar->desktop);
 349         }
 350
 351         // action on task
 352         window_action( click_task(panel, e->xbutton.x, e->xbutton.y), action);
 353
 354         // to keep window below
 355         XLowerWindow (server.dsp, panel->main_win);
 356 }
 357
 358
 359 void event_property_notify (XEvent *e)
 360 {
 361         int i, j;
 362         Task *tsk;
 363         Window win = e->xproperty.window;
 364         Atom at = e->xproperty.atom;
 365
 366         if (win == server.root_win) {
 367                 if (!server.got_root_win) {
 368                         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 369                         server.got_root_win = 1;
 370                 }
 371
 372                 // Change number of desktops
 373                 else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
 374                         server.nb_desktop = server_get_number_of_desktop ();
 375                         cleanup_taskbar();
 376                         init_taskbar();
 377                         visible_object();
 378                         for (i=0 ; i < nb_panel ; i++) {
 379                                 panel1[i].area.resize = 1;
 380                         }
 381                         task_refresh_tasklist();
 382                         panel_refresh = 1;
 383                 }
 384                 // Change desktop
 385                 else if (at == server.atom._NET_CURRENT_DESKTOP) {
 386                         int old_desktop = server.desktop;
 387                         server.desktop = server_get_current_desktop ();
 388                         for (i=0 ; i < nb_panel ; i++) {
 389                                 Panel *panel = &panel1[i];
 390                                 if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
 391                                         // redraw both taskbar
 392                                         panel->taskbar[old_desktop].area.is_active = 0;
 393                                         panel->taskbar[old_desktop].area.redraw = 1;
 394                                         panel->taskbar[server.desktop].area.is_active = 1;
 395                                         panel->taskbar[server.desktop].area.redraw = 1;
 396                                         panel_refresh = 1;
 397                                 }
 398                                 // check ALLDESKTOP task => resize taskbar
 399                                 Taskbar *tskbar;
 400                                 Task *tsk;
 401                                 GSList *l;
 402                                 tskbar = &panel->taskbar[old_desktop];
 403                                 for (l = tskbar->area.list; l ; l = l->next) {
 404                                         tsk = l->data;
 405                                         if (tsk->desktop == ALLDESKTOP) {
 406                                                 tsk->area.on_screen = 0;
 407                                                 tskbar->area.resize = 1;
 408                                                 panel_refresh = 1;
 409                                         }
 410                                 }
 411                                 tskbar = &panel->taskbar[server.desktop];
 412                                 for (l = tskbar->area.list; l ; l = l->next) {
 413                                         tsk = l->data;
 414                                         if (tsk->desktop == ALLDESKTOP) {
 415                                                 tsk->area.on_screen = 1;
 416                                                 tskbar->area.resize = 1;
 417                                         }
 418                                 }
 419                         }
 420                         if (panel_mode != MULTI_DESKTOP) {
 421                                 visible_object();
 422                         }
 423                 }
 424                 // Window list
 425                 else if (at == server.atom._NET_CLIENT_LIST) {
 426                         task_refresh_tasklist();
 427                         panel_refresh = 1;
 428                 }
 429                 // Change active
 430                 else if (at == server.atom._NET_ACTIVE_WINDOW) {
 431                         GSList *l0;
 432                         if (task_active) {
 433                                 for (i=0 ; i < nb_panel ; i++) {
 434                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 435                                                 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 436                                                         tsk = l0->data;
 437                                                         tsk->area.is_active = 0;
 438                                                 }
 439                                         }
 440                                 }
 441                                 task_active = 0;
 442                         }
 443                         Window w1 = window_get_active ();
 444                         Task *t = task_get_task(w1);
 445                         if (!t) {
 446                                 Window w2;
 447                                 if (XGetTransientForHint(server.dsp, w1, &w2) != 0)
 448                                         if (w2) t = task_get_task(w2);
 449                         }
 450                         if (task_urgent == t) {
 451                                 init_precision();
 452                                 task_urgent = 0;
 453                         }
 454                         // put active state on all task (multi_desktop)
 455                         if (t) {
 456                                 for (i=0 ; i < nb_panel ; i++) {
 457                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 458                                                 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 459                                                         tsk = l0->data;
 460                                                         if (tsk->win == t->win) {
 461                                                                 tsk->area.is_active = 1;
 462                                                                 //printf("active monitor %d, task %s\n", panel1[i].monitor, tsk->title);
 463                                                         }
 464                                                 }
 465                                         }
 466                                 }
 467                                 task_active = t;
 468                         }
 469                         panel_refresh = 1;
 470                 }
 471                 else if (at == server.atom._XROOTPMAP_ID) {
 472                         // change Wallpaper
 473                         for (i=0 ; i < nb_panel ; i++) {
 474                                 set_panel_background(&panel1[i]);
 475                         }
 476                         panel_refresh = 1;
 477                 }
 478         }
 479         else {
 480                 tsk = task_get_task (win);
 481                 if (!tsk) {
 482                         if ( at != server.atom._NET_WM_STATE)
 483                                 return;
 484                         else if ( !(tsk = add_task(win)) )
 485                                 return;
 486                 }
 487                 //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
 488
 489                 // Window title changed
 490                 if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
 491                         Task *tsk2;
 492                         GSList *l0;
 493                         get_title(tsk);
 494                         // changed other tsk->title
 495                         for (i=0 ; i < nb_panel ; i++) {
 496                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 497                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 498                                                 tsk2 = l0->data;
 499                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 500                                                         tsk2->title = tsk->title;
 501                                                         tsk2->area.redraw = 1;
 502                                                 }
 503                                         }
 504                                 }
 505                         }
 506                         panel_refresh = 1;
 507                 }
 508                 // Demand attention
 509                 else if (at == server.atom._NET_WM_STATE) {
 510                         if (window_is_urgent (win)) {
 511                                 task_urgent = tsk;
 512                                 tick_urgent = 0;
 513                                 time_precision = 1;
 514                         }
 515                         if (window_is_skip_taskbar(win)) {
 516                                 remove_task( tsk );
 517                                 panel_refresh = 1;
 518                         }
 519                 }
 520 // We do not check for the iconified state, since it only unsets our active window
 521 // but in openbox a shaded window is considered iconified. So we would loose the active window
 522 // property on unshading it again (commented 01.10.2009)
 523 //              else if (at == server.atom.WM_STATE) {
 524 //                      // Iconic state
 525 //                      // TODO : try to delete following code
 526 //                      if (window_is_iconified (win)) {
 527 //                              if (task_active) {
 528 //                                      if (task_active->win == tsk->win) {
 529 //                                              Task *tsk2;
 530 //                                              GSList *l0;
 531 //                                              for (i=0 ; i < nb_panel ; i++) {
 532 //                                                      for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 533 //                                                              for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 534 //                                                                      tsk2 = l0->data;
 535 //                                                                      tsk2->area.is_active = 0;
 536 //                                                              }
 537 //                                                      }
 538 //                                              }
 539 //                                              task_active = 0;
 540 //                                      }
 541 //                              }
 542 //                      }
 543 //              }
 544                 // Window icon changed
 545                 else if (at == server.atom._NET_WM_ICON) {
 546                         get_icon(tsk);
 547                         Task *tsk2;
 548                         GSList *l0;
 549                         for (i=0 ; i < nb_panel ; i++) {
 550                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 551                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 552                                                 tsk2 = l0->data;
 553                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 554                                                         tsk2->icon_width = tsk->icon_width;
 555                                                         tsk2->icon_height = tsk->icon_height;
 556                                                         tsk2->icon = tsk->icon;
 557                                                         tsk2->icon_active = tsk->icon_active;
 558                                                         tsk2->area.redraw = 1;
 559                                                 }
 560                                         }
 561                                 }
 562                         }
 563                         panel_refresh = 1;
 564                 }
 565                 // Window desktop changed
 566                 else if (at == server.atom._NET_WM_DESKTOP) {
 567                         int desktop = window_get_desktop (win);
 568                         int active = tsk->area.is_active;
 569                         //printf("  Window desktop changed %d, %d\n", tsk->desktop, desktop);
 570                         // bug in windowmaker : send unecessary 'desktop changed' when focus changed
 571                         if (desktop != tsk->desktop) {
 572                                 remove_task (tsk);
 573                                 tsk = add_task (win);
 574                                 if (tsk && active) {
 575                                         tsk->area.is_active = 1;
 576                                         task_active = tsk;
 577                                 }
 578                                 panel_refresh = 1;
 579                         }
 580                 }
 581                 else if (at == server.atom.WM_HINTS) {
 582                         XWMHints* wmhints = XGetWMHints(server.dsp, win);
 583                         if (wmhints && wmhints->flags & XUrgencyHint) {
 584                                 task_urgent = tsk;
 585                                 tick_urgent = 0;
 586                                 time_precision = 1;
 587                         }
 588                         XFree(wmhints);
 589                 }
 590
 591                 if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
 592         }
 593 }
 594
 595
 596 void event_expose (XEvent *e)
 597 {
 598         if (e->xany.window == g_tooltip.window)
 599                 tooltip_update();
 600         else {
 601                 Panel *panel;
 602                 panel = get_panel(e->xany.window);
 603                 if (!panel) return;
 604                 // TODO : one panel_refresh per panel ?
 605                 panel_refresh = 1;
 606         }
 607 }
 608
 609
 610 void event_configure_notify (Window win)
 611 {
 612         // change in root window (xrandr)
 613         if (win == server.root_win) {
 614                 int i, old_monitor = server.nb_monitor;
 615
 616                 get_monitors();
 617                 if (old_monitor != server.nb_monitor) {
 618                 }
 619                 for (i=0 ; i < nb_panel ; i++) {
 620                         Panel *panel = &panel1[i];
 621
 622                         init_panel_size_and_position(panel);
 623                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy, panel->area.width, panel->area.height);
 624                         set_panel_background(panel);
 625
 626                         // force the resize of childs
 627                         GSList *l0;
 628                         panel->area.resize = 1;
 629                         for (l0 = panel->area.list; l0 ; l0 = l0->next)
 630                                 ((Area*)l0->data)->resize = 1;
 631                 }
 632                 panel_refresh = 1;
 633                 return;
 634         }
 635
 636         // 'win' is a trayer icon
 637         TrayWindow *traywin;
 638         GSList *l;
 639         for (l = systray.list_icons; l ; l = l->next) {
 640                 traywin = (TrayWindow*)l->data;
 641                 if (traywin->id == win) {
 642                         //printf("move tray %d\n", traywin->x);
 643                         XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, traywin->width, traywin->height);
 644                         panel_refresh = 1;
 645                         return;
 646                 }
 647         }
 648
 649         // 'win' move in another monitor
 650         if (nb_panel == 1) return;
 651         Task *tsk = task_get_task (win);
 652         if (!tsk) return;
 653
 654         Panel *p = tsk->area.panel;
 655         if (p->monitor != window_get_monitor (win)) {
 656                 remove_task (tsk);
 657                 add_task (win);
 658                 if (win == window_get_active ()) {
 659                         Task *tsk = task_get_task (win);
 660                         tsk->area.is_active = 1;
 661                         task_active = tsk;
 662                 }
 663                 panel_refresh = 1;
 664         }
 665 }
 666
 667
 668 void event_timer()
 669 {
 670         struct timeval stv;
 671         int i;
 672
 673         if (gettimeofday(&stv, 0)) return;
 674
 675         if (abs(stv.tv_sec - time_clock.tv_sec) < time_precision) return;
 676         time_clock.tv_sec = stv.tv_sec;
 677         time_clock.tv_sec -= time_clock.tv_sec % time_precision;
 678
 679         // urgent task
 680         if (task_urgent) {
 681                 if (tick_urgent < max_tick_urgent) {
 682                         task_urgent->area.is_active = !task_urgent->area.is_active;
 683                         task_urgent->area.redraw = 1;
 684                         tick_urgent++;
 685                 }
 686         }
 687
 688         // update battery
 689 #ifdef ENABLE_BATTERY
 690         if (panel1[0].battery.area.on_screen) {
 691                 update_battery();
 692                 for (i=0 ; i < nb_panel ; i++)
 693                         panel1[i].battery.area.resize = 1;
 694         }
 695 #endif
 696
 697         // update clock
 698         if (time1_format) {
 699                 for (i=0 ; i < nb_panel ; i++)
 700                         panel1[i].clock.area.resize = 1;
 701         }
 702         panel_refresh = 1;
 703 }
 704
 705
 706 void dnd_message(XClientMessageEvent *e)
 707 {
 708         Panel *panel = get_panel(e->window);
 709         int x, y, mapX, mapY;
 710         Window child;
 711         x = (e->data.l[2] >> 16) & 0xFFFF;
 712         y = e->data.l[2] & 0xFFFF;
 713         XTranslateCoordinates(server.dsp, server.root_win, e->window, x, y, &mapX, &mapY, &child);
 714         Task* task = click_task(panel, mapX, mapY);
 715         if (task) {
 716                 if (task->desktop != server.desktop )
 717                         set_desktop (task->desktop);
 718                 window_action(task, TOGGLE);
 719         }
 720
 721         // send XdndStatus event to get more XdndPosition events
 722         XClientMessageEvent se;
 723         se.type = ClientMessage;
 724         se.window = e->data.l[0];
 725         se.message_type = server.atom.XdndStatus;
 726         se.format = 32;
 727         se.data.l[0] = e->window;  // XID of the target window
 728         se.data.l[1] = 0;          // bit 0: accept drop    bit 1: send XdndPosition events if inside rectangle
 729         se.data.l[2] = 0;          // Rectangle x,y for which no more XdndPosition events
 730         se.data.l[3] = (1 << 16) | 1;  // Rectangle w,h for which no more XdndPosition events
 731         se.data.l[4] = None;       // None = drop will not be accepted
 732         XSendEvent(server.dsp, e->data.l[0], False, NoEventMask, (XEvent*)&se);
 733 }
 734
 735
 736 int main (int argc, char *argv[])
 737 {
 738         XEvent e;
 739         fd_set fd;
 740         int x11_fd, i;
 741         struct timeval tv;
 742         Panel *panel;
 743         GSList *it;
 744
 745         init (argc, argv);
 746 load_config:
 747         i = 0;
 748         init_config();
 749         if (config_path)
 750                 i = config_read_file (config_path);
 751         else
 752                 i = config_read ();
 753         if (!i) {
 754                 fprintf(stderr, "usage: tint2 [-c] <config_file>\n");
 755                 cleanup();
 756                 exit(1);
 757         }
 758         config_finish();
 759         if (thumbnail_path) {
 760                 // usage: tint2 -j <file> for internal use
 761                 printf("file %s\n", thumbnail_path);
 762                 cleanup();
 763                 exit(0);
 764         }
 765
 766         x11_fd = ConnectionNumber(server.dsp);
 767         XSync(server.dsp, False);
 768
 769         while (1) {
 770                 // thanks to AngryLlama for the timer
 771                 // Create a File Description Set containing x11_fd
 772                 FD_ZERO (&fd);
 773                 FD_SET (x11_fd, &fd);
 774
 775                 tv.tv_usec = 500000;
 776                 tv.tv_sec = 0;
 777
 778                 // Wait for X Event or a Timer
 779                 if (select(x11_fd+1, &fd, 0, 0, &tv)) {
 780                         while (XPending (server.dsp)) {
 781                                 XNextEvent(server.dsp, &e);
 782
 783                                 switch (e.type) {
 784                                         case ButtonPress:
 785                                                 tooltip_hide();
 786                                                 event_button_press (&e);
 787                                                 break;
 788
 789                                         case ButtonRelease:
 790                                                 event_button_release(&e);
 791                                                 break;
 792
 793                                         case MotionNotify: {
 794                                                 Panel* panel = get_panel(e.xmotion.window);
 795                                                 Task* task = click_task(panel, e.xmotion.x, e.xmotion.y);
 796                                                 if (task)
 797                                                         tooltip_trigger_show(task, e.xmotion.x_root, e.xmotion.y_root);
 798                                                 else
 799                                                         tooltip_trigger_hide();
 800                                                 break;
 801                                         }
 802
 803                                         case LeaveNotify:
 804                                                 tooltip_trigger_hide();
 805                                                 break;
 806
 807                                         case Expose:
 808                                                 event_expose(&e);
 809                                                 break;
 810
 811                                         case PropertyNotify:
 812                                                 event_property_notify(&e);
 813                                                 break;
 814
 815                                         case ConfigureNotify:
 816                                                 event_configure_notify (e.xconfigure.window);
 817                                                 break;
 818
 819                                         case ReparentNotify:
 820                                                 if (!systray.area.on_screen)
 821                                                         break;
 822                                                 panel = (Panel*)systray.area.panel;
 823                                                 if (e.xany.window == panel->main_win) // reparented to us
 824                                                         break;
 825                                                 // FIXME: 'reparent to us' badly detected => disabled
 826                                                 break;
 827                                         case UnmapNotify:
 828                                         case DestroyNotify:
 829                                                 if (!systray.area.on_screen)
 830                                                         break;
 831                                                 for (it = systray.list_icons; it; it = g_slist_next(it)) {
 832                                                         if (((TrayWindow*)it->data)->id == e.xany.window) {
 833                                                                 remove_icon((TrayWindow*)it->data);
 834                                                                 break;
 835                                                         }
 836                                                 }
 837                                         break;
 838
 839                                         case ClientMessage:
 840                                                 if (!systray.area.on_screen) break;
 841                                                 if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
 842                                                         net_message(&e.xclient);
 843                                                 }
 844                                                 else if (e.xclient.message_type == server.atom.XdndPosition) {
 845                                                         dnd_message(&e.xclient);
 846                                                 }
 847                                                 break;
 848                                 }
 849                         }
 850                 }
 851                 event_timer();
 852
 853                 switch (signal_pending) {
 854                         case SIGUSR1:
 855                                 signal_pending = 0;
 856                                 goto load_config;
 857                         case SIGINT:
 858                         case SIGTERM:
 859                         case SIGHUP:
 860                                 cleanup ();
 861                                 return 0;
 862                 }
 863
 864                 if (panel_refresh) {
 865                         panel_refresh = 0;
 866
 867                         if (refresh_systray) {
 868                                 panel = (Panel*)systray.area.panel;
 869                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
 870                         }
 871                         for (i=0 ; i < nb_panel ; i++) {
 872                                 panel = &panel1[i];
 873
 874                                 if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 875                                 panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 876
 877                                 refresh(&panel->area);
 878                                 XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
 879                         }
 880                         XFlush (server.dsp);
 881
 882                         if (refresh_systray) {
 883                                 refresh_systray = 0;
 884                                 panel = (Panel*)systray.area.panel;
 885                                 // tint2 doen't draw systray icons. it just redraw background.
 886                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
 887                                 // force icon's refresh
 888                                 refresh_systray_icon();
 889                         }
 890                 }
 891         }
 892 }
 893
 894