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 i;
  53
  54         // read options
  55         for (i = 1; i < argc; ++i) {
  56                 if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help"))       {
  57                         printf("Usage: tint2 [-c] <config_file>\n");
  58                         exit(0);
  59                 }
  60                 if (!strcmp(argv[i], "-v") || !strcmp(argv[i], "--version"))    {
  61                         printf("tint2 version 0.7.svn\n");
  62                         exit(0);
  63                 }
  64                 if (!strcmp(argv[i], "-c"))     {
  65                         i++;
  66                         if (i < argc)
  67                                 config_path = strdup(argv[i]);
  68                 }
  69                 if (!strcmp(argv[i], "-s"))     {
  70                         i++;
  71                         if (i < argc)
  72                                 snapshot_path = strdup(argv[i]);
  73                 }
  74         }
  75
  76         // Set signal handler
  77         signal(SIGUSR1, signal_handler);
  78         signal(SIGINT, signal_handler);
  79         signal(SIGTERM, signal_handler);
  80         signal(SIGHUP, signal_handler);
  81         signal(SIGCHLD, SIG_IGN);               // don't have to wait() after fork()
  82         signal(SIGALRM, tooltip_sighandler);
  83
  84         // set global data
  85         memset(&server, 0, sizeof(Server_global));
  86         memset(&systray, 0, sizeof(Systraybar));
  87
  88         server.dsp = XOpenDisplay (NULL);
  89         if (!server.dsp) {
  90                 fprintf(stderr, "tint2 exit : could not open display.\n");
  91                 exit(0);
  92         }
  93         server_init_atoms ();
  94         server.screen = DefaultScreen (server.dsp);
  95         server.root_win = RootWindow(server.dsp, server.screen);
  96         server.depth = DefaultDepth (server.dsp, server.screen);
  97         server.visual = DefaultVisual (server.dsp, server.screen);
  98         server.desktop = server_get_current_desktop ();
  99         XGCValues  gcv;
 100         server.gc = XCreateGC (server.dsp, server.root_win, (unsigned long)0, &gcv);
 101
 102         XSetErrorHandler ((XErrorHandler) server_catch_error);
 103
 104         imlib_context_set_display (server.dsp);
 105         imlib_context_set_visual (server.visual);
 106         imlib_context_set_colormap (DefaultColormap (server.dsp, server.screen));
 107
 108         /* Catch events */
 109         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 110
 111         setlocale (LC_ALL, "");
 112
 113         // load default icon
 114         char *path;
 115         const gchar * const *data_dirs;
 116         data_dirs = g_get_system_data_dirs ();
 117         for (i = 0; data_dirs[i] != NULL; i++)  {
 118                 path = g_build_filename(data_dirs[i], "tint2", "default_icon.png", NULL);
 119                 if (g_file_test (path, G_FILE_TEST_EXISTS))
 120                         default_icon = imlib_load_image(path);
 121                 g_free(path);
 122         }
 123
 124         // get monitor and desktop config
 125         get_monitors();
 126         get_desktops();
 127 }
 128
 129
 130 void cleanup()
 131 {
 132         cleanup_systray();
 133         stop_net();
 134         cleanup_panel();
 135         cleanup_tooltip();
 136         cleanup_clock();
 137 #ifdef ENABLE_BATTERY
 138         cleanup_battery();
 139 #endif
 140
 141         if (default_icon) {
 142                 imlib_context_set_image(default_icon);
 143                 imlib_free_image();
 144         }
 145         if (config_path) g_free(config_path);
 146         if (snapshot_path) g_free(snapshot_path);
 147
 148         if (server.monitor) free(server.monitor);
 149         XFreeGC(server.dsp, server.gc);
 150         XCloseDisplay(server.dsp);
 151 }
 152
 153
 154 void get_snapshot(const char *path)
 155 {
 156         Panel *panel = &panel1[0];
 157
 158         if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 159         panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 160
 161         refresh(&panel->area);
 162
 163         Imlib_Image img = NULL;
 164         imlib_context_set_drawable(panel->temp_pmap);
 165         img = imlib_create_image_from_drawable(0, 0, 0, panel->area.width, panel->area.height, 0);
 166
 167         imlib_context_set_image(img);
 168         imlib_save_image(path);
 169 }
 170
 171
 172 Taskbar *click_taskbar (Panel *panel, int x, int y)
 173 {
 174         Taskbar *tskbar;
 175         int i;
 176
 177         if (panel_horizontal) {
 178                 for (i=0; i < panel->nb_desktop ; i++) {
 179                         tskbar = &panel->taskbar[i];
 180                         if (tskbar->area.on_screen && x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 181                                 return tskbar;
 182                 }
 183         }
 184         else {
 185                 for (i=0; i < panel->nb_desktop ; i++) {
 186                         tskbar = &panel->taskbar[i];
 187                         if (tskbar->area.on_screen && y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 188                                 return tskbar;
 189                 }
 190         }
 191         return NULL;
 192 }
 193
 194
 195 Task *click_task (Panel *panel, int x, int y)
 196 {
 197         GSList *l0;
 198         Taskbar *tskbar;
 199
 200         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 201                 if (panel_horizontal) {
 202                         Task *tsk;
 203                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 204                                 tsk = l0->data;
 205                                 if (tsk->area.on_screen && x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 206                                         return tsk;
 207                                 }
 208                         }
 209                 }
 210                 else {
 211                         Task *tsk;
 212                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 213                                 tsk = l0->data;
 214                                 if (tsk->area.on_screen && y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 215                                         return tsk;
 216                                 }
 217                         }
 218                 }
 219         }
 220         return NULL;
 221 }
 222
 223
 224 int click_padding(Panel *panel, int x, int y)
 225 {
 226         if (panel_horizontal) {
 227                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 228                 return 1;
 229         }
 230         else {
 231                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 232                 return 1;
 233         }
 234         return 0;
 235 }
 236
 237
 238 int click_clock(Panel *panel, int x, int y)
 239 {
 240         Clock clk = panel->clock;
 241         if (panel_horizontal) {
 242                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 243                         return TRUE;
 244         } else {
 245                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 246                         return TRUE;
 247         }
 248         return FALSE;
 249 }
 250
 251
 252 void window_action (Task *tsk, int action)
 253 {
 254         if (!tsk) return;
 255         int desk;
 256         switch (action) {
 257                 case CLOSE:
 258                         set_close (tsk->win);
 259                         break;
 260                 case TOGGLE:
 261                         set_active(tsk->win);
 262                         break;
 263                 case ICONIFY:
 264                         XIconifyWindow (server.dsp, tsk->win, server.screen);
 265                         break;
 266                 case TOGGLE_ICONIFY:
 267                         if (tsk == task_active) XIconifyWindow (server.dsp, tsk->win, server.screen);
 268                         else set_active (tsk->win);
 269                         break;
 270                 case SHADE:
 271                         window_toggle_shade (tsk->win);
 272                         break;
 273                 case MAXIMIZE_RESTORE:
 274                         window_maximize_restore (tsk->win);
 275                         break;
 276                 case MAXIMIZE:
 277                         window_maximize_restore (tsk->win);
 278                         break;
 279                 case RESTORE:
 280                         window_maximize_restore (tsk->win);
 281                         break;
 282                 case DESKTOP_LEFT:
 283                         if ( tsk->desktop == 0 ) break;
 284                         desk = tsk->desktop - 1;
 285                         windows_set_desktop(tsk->win, desk);
 286                         if (desk == server.desktop)
 287                                 set_active(tsk->win);
 288                         break;
 289                 case DESKTOP_RIGHT:
 290                         if (tsk->desktop == server.nb_desktop ) break;
 291                         desk = tsk->desktop + 1;
 292                         windows_set_desktop(tsk->win, desk);
 293                         if (desk == server.desktop)
 294                                 set_active(tsk->win);
 295         }
 296 }
 297
 298
 299 void event_button_press (XEvent *e)
 300 {
 301         Panel *panel = get_panel(e->xany.window);
 302         if (!panel) return;
 303
 304         task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
 305
 306         if (wm_menu && !task_drag && !click_clock(panel, e->xbutton.x, e->xbutton.y) && (e->xbutton.button != 1) ) {
 307                 // forward the click to the desktop window (thanks conky)
 308                 XUngrabPointer(server.dsp, e->xbutton.time);
 309                 e->xbutton.window = server.root_win;
 310                 // icewm doesn't open under the mouse.
 311                 // and xfce doesn't open at all.
 312                 e->xbutton.x = e->xbutton.x_root;
 313                 e->xbutton.y = e->xbutton.y_root;
 314                 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
 315                 //XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
 316                 XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
 317                 return;
 318         }
 319
 320         XLowerWindow (server.dsp, panel->main_win);
 321 }
 322
 323
 324 void event_button_release (XEvent *e)
 325 {
 326         Panel *panel = get_panel(e->xany.window);
 327         if (!panel) return;
 328
 329         int action = TOGGLE_ICONIFY;
 330         switch (e->xbutton.button) {
 331                 case 2:
 332                         action = mouse_middle;
 333                         break;
 334                 case 3:
 335                         action = mouse_right;
 336                         break;
 337                 case 4:
 338                         action = mouse_scroll_up;
 339                         break;
 340                 case 5:
 341                         action = mouse_scroll_down;
 342                         break;
 343                 case 6:
 344                         action = mouse_tilt_left;
 345                         break;
 346                 case 7:
 347                         action = mouse_tilt_right;
 348                         break;
 349         }
 350
 351         if ( click_clock(panel, e->xbutton.x, e->xbutton.y)) {
 352                 clock_action(e->xbutton.button);
 353                 XLowerWindow (server.dsp, panel->main_win);
 354                 task_drag = 0;
 355                 return;
 356         }
 357
 358         Taskbar *tskbar;
 359         if ( !(tskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y)) ) {
 360                 // TODO: check better solution to keep window below
 361                 XLowerWindow (server.dsp, panel->main_win);
 362                 task_drag = 0;
 363                 return;
 364         }
 365
 366         // drag and drop task
 367         if (task_drag) {
 368                 if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
 369                         if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
 370                                 windows_set_desktop(task_drag->win, tskbar->desktop);
 371                                 if (tskbar->desktop == server.desktop)
 372                                         set_active(task_drag->win);
 373                                 task_drag = 0;
 374                         }
 375                         return;
 376                 }
 377                 else task_drag = 0;
 378         }
 379
 380         // switch desktop
 381         if (panel_mode == MULTI_DESKTOP) {
 382                 if (tskbar->desktop != server.desktop && action != CLOSE && action != DESKTOP_LEFT && action != DESKTOP_RIGHT)
 383                         set_desktop (tskbar->desktop);
 384         }
 385
 386         // action on task
 387         window_action( click_task(panel, e->xbutton.x, e->xbutton.y), action);
 388
 389         // to keep window below
 390         XLowerWindow (server.dsp, panel->main_win);
 391 }
 392
 393
 394 void event_property_notify (XEvent *e)
 395 {
 396         int i, j;
 397         Task *tsk;
 398         Window win = e->xproperty.window;
 399         Atom at = e->xproperty.atom;
 400
 401         if (win == server.root_win) {
 402                 if (!server.got_root_win) {
 403                         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 404                         server.got_root_win = 1;
 405                 }
 406
 407                 // Change number of desktops
 408                 else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
 409                         server.nb_desktop = server_get_number_of_desktop ();
 410                         cleanup_taskbar();
 411                         init_taskbar();
 412                         visible_object();
 413                         for (i=0 ; i < nb_panel ; i++) {
 414                                 panel1[i].area.resize = 1;
 415                         }
 416                         task_refresh_tasklist();
 417                         panel_refresh = 1;
 418                 }
 419                 // Change desktop
 420                 else if (at == server.atom._NET_CURRENT_DESKTOP) {
 421                         int old_desktop = server.desktop;
 422                         server.desktop = server_get_current_desktop ();
 423                         for (i=0 ; i < nb_panel ; i++) {
 424                                 Panel *panel = &panel1[i];
 425                                 if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
 426                                         // redraw both taskbar
 427                                         panel->taskbar[old_desktop].area.is_active = 0;
 428                                         panel->taskbar[old_desktop].area.resize = 1;
 429                                         panel->taskbar[server.desktop].area.is_active = 1;
 430                                         panel->taskbar[server.desktop].area.resize = 1;
 431                                         panel_refresh = 1;
 432                                 }
 433                                 // check ALLDESKTOP task => resize taskbar
 434                                 Taskbar *tskbar;
 435                                 Task *tsk;
 436                                 GSList *l;
 437                                 tskbar = &panel->taskbar[old_desktop];
 438                                 for (l = tskbar->area.list; l ; l = l->next) {
 439                                         tsk = l->data;
 440                                         if (tsk->desktop == ALLDESKTOP) {
 441                                                 tsk->area.on_screen = 0;
 442                                                 tskbar->area.resize = 1;
 443                                                 panel_refresh = 1;
 444                                         }
 445                                 }
 446                                 tskbar = &panel->taskbar[server.desktop];
 447                                 for (l = tskbar->area.list; l ; l = l->next) {
 448                                         tsk = l->data;
 449                                         if (tsk->desktop == ALLDESKTOP) {
 450                                                 tsk->area.on_screen = 1;
 451                                                 tskbar->area.resize = 1;
 452                                         }
 453                                 }
 454                         }
 455                         if (panel_mode != MULTI_DESKTOP) {
 456                                 visible_object();
 457                         }
 458                 }
 459                 // Window list
 460                 else if (at == server.atom._NET_CLIENT_LIST) {
 461                         task_refresh_tasklist();
 462                         panel_refresh = 1;
 463                 }
 464                 // Change active
 465                 else if (at == server.atom._NET_ACTIVE_WINDOW) {
 466                         active_task();
 467                         panel_refresh = 1;
 468                 }
 469                 else if (at == server.atom._XROOTPMAP_ID) {
 470                         // change Wallpaper
 471                         for (i=0 ; i < nb_panel ; i++) {
 472                                 set_panel_background(&panel1[i]);
 473                         }
 474                         panel_refresh = 1;
 475                 }
 476         }
 477         else {
 478                 tsk = task_get_task (win);
 479                 if (!tsk) {
 480                         if ( at != server.atom._NET_WM_STATE)
 481                                 return;
 482                         else if ( !(tsk = add_task(win)) )
 483                                 return;
 484                 }
 485                 //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
 486
 487                 // Window title changed
 488                 if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
 489                         Task *tsk2;
 490                         GSList *l0;
 491                         get_title(tsk);
 492                         // changed other tsk->title
 493                         for (i=0 ; i < nb_panel ; i++) {
 494                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 495                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 496                                                 tsk2 = l0->data;
 497                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 498                                                         tsk2->title = tsk->title;
 499                                                         tsk2->area.redraw = 1;
 500                                                 }
 501                                         }
 502                                 }
 503                         }
 504                         panel_refresh = 1;
 505                 }
 506                 // Demand attention
 507                 else if (at == server.atom._NET_WM_STATE) {
 508                         if (window_is_urgent (win)) {
 509                                 task_urgent = tsk;
 510                                 tick_urgent = 0;
 511                                 time_precision = 1;
 512                         }
 513                         if (window_is_skip_taskbar(win)) {
 514                                 remove_task( tsk );
 515                                 panel_refresh = 1;
 516                         }
 517                 }
 518 // We do not check for the iconified state, since it only unsets our active window
 519 // but in openbox a shaded window is considered iconified. So we would loose the active window
 520 // property on unshading it again (commented 01.10.2009)
 521 //              else if (at == server.atom.WM_STATE) {
 522 //                      // Iconic state
 523 //                      // TODO : try to delete following code
 524 //                      if (window_is_iconified (win)) {
 525 //                              if (task_active) {
 526 //                                      if (task_active->win == tsk->win) {
 527 //                                              Task *tsk2;
 528 //                                              GSList *l0;
 529 //                                              for (i=0 ; i < nb_panel ; i++) {
 530 //                                                      for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 531 //                                                              for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 532 //                                                                      tsk2 = l0->data;
 533 //                                                                      tsk2->area.is_active = 0;
 534 //                                                              }
 535 //                                                      }
 536 //                                              }
 537 //                                              task_active = 0;
 538 //                                      }
 539 //                              }
 540 //                      }
 541 //              }
 542                 // Window icon changed
 543                 else if (at == server.atom._NET_WM_ICON) {
 544                         get_icon(tsk);
 545                         Task *tsk2;
 546                         GSList *l0;
 547                         for (i=0 ; i < nb_panel ; i++) {
 548                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 549                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 550                                                 tsk2 = l0->data;
 551                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 552                                                         tsk2->icon_width = tsk->icon_width;
 553                                                         tsk2->icon_height = tsk->icon_height;
 554                                                         tsk2->icon = tsk->icon;
 555                                                         tsk2->icon_active = tsk->icon_active;
 556                                                         tsk2->area.redraw = 1;
 557                                                 }
 558                                         }
 559                                 }
 560                         }
 561                         panel_refresh = 1;
 562                 }
 563                 // Window desktop changed
 564                 else if (at == server.atom._NET_WM_DESKTOP) {
 565                         int desktop = window_get_desktop (win);
 566                         int active = tsk->area.is_active;
 567                         //printf("  Window desktop changed %d, %d\n", tsk->desktop, desktop);
 568                         // bug in windowmaker : send unecessary 'desktop changed' when focus changed
 569                         if (desktop != tsk->desktop) {
 570                                 remove_task (tsk);
 571                                 tsk = add_task (win);
 572                                 if (tsk && active) {
 573                                         tsk->area.is_active = 1;
 574                                         task_active = tsk;
 575                                 }
 576                                 panel_refresh = 1;
 577                         }
 578                 }
 579                 else if (at == server.atom.WM_HINTS) {
 580                         XWMHints* wmhints = XGetWMHints(server.dsp, win);
 581                         if (wmhints && wmhints->flags & XUrgencyHint) {
 582                                 task_urgent = tsk;
 583                                 tick_urgent = 0;
 584                                 time_precision = 1;
 585                         }
 586                         XFree(wmhints);
 587                 }
 588
 589                 if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
 590         }
 591 }
 592
 593
 594 void event_expose (XEvent *e)
 595 {
 596         if (e->xany.window == g_tooltip.window)
 597                 tooltip_update();
 598         else {
 599                 Panel *panel;
 600                 panel = get_panel(e->xany.window);
 601                 if (!panel) return;
 602                 // TODO : one panel_refresh per panel ?
 603                 panel_refresh = 1;
 604         }
 605 }
 606
 607
 608 void event_configure_notify (Window win)
 609 {
 610         // change in root window (xrandr)
 611         if (win == server.root_win) {
 612                 get_monitors();
 613                 init_config();
 614                 config_read_file (config_path);
 615                 init_panel();
 616                 cleanup_config();
 617                 return;
 618         }
 619
 620         // 'win' is a trayer icon
 621         TrayWindow *traywin;
 622         GSList *l;
 623         for (l = systray.list_icons; l ; l = l->next) {
 624                 traywin = (TrayWindow*)l->data;
 625                 if (traywin->id == win) {
 626                         //printf("move tray %d\n", traywin->x);
 627                         XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, traywin->width, traywin->height);
 628                         panel_refresh = 1;
 629                         return;
 630                 }
 631         }
 632
 633         // 'win' move in another monitor
 634         if (nb_panel == 1) return;
 635         Task *tsk = task_get_task (win);
 636         if (!tsk) return;
 637
 638         Panel *p = tsk->area.panel;
 639         if (p->monitor != window_get_monitor (win)) {
 640                 remove_task (tsk);
 641                 add_task (win);
 642                 if (win == window_get_active ()) {
 643                         Task *tsk = task_get_task (win);
 644                         tsk->area.is_active = 1;
 645                         task_active = tsk;
 646                 }
 647                 panel_refresh = 1;
 648         }
 649 }
 650
 651
 652 void event_timer()
 653 {
 654         struct timeval stv;
 655         int i;
 656
 657         if (gettimeofday(&stv, 0)) return;
 658
 659         if (abs(stv.tv_sec - time_clock.tv_sec) < time_precision) return;
 660         time_clock.tv_sec = stv.tv_sec;
 661         time_clock.tv_sec -= time_clock.tv_sec % time_precision;
 662
 663         // urgent task
 664         if (task_urgent) {
 665                 if (tick_urgent < max_tick_urgent) {
 666                         task_urgent->area.is_active = !task_urgent->area.is_active;
 667                         task_urgent->area.redraw = 1;
 668                         tick_urgent++;
 669                 }
 670         }
 671
 672         // update battery
 673 #ifdef ENABLE_BATTERY
 674         if (battery_enabled) {
 675                 update_battery();
 676                 for (i=0 ; i < nb_panel ; i++)
 677                         panel1[i].battery.area.resize = 1;
 678         }
 679 #endif
 680
 681         // update clock
 682         if (time1_format) {
 683                 for (i=0 ; i < nb_panel ; i++)
 684                         panel1[i].clock.area.resize = 1;
 685         }
 686         panel_refresh = 1;
 687 }
 688
 689
 690 void dnd_message(XClientMessageEvent *e)
 691 {
 692         Panel *panel = get_panel(e->window);
 693         int x, y, mapX, mapY;
 694         Window child;
 695         x = (e->data.l[2] >> 16) & 0xFFFF;
 696         y = e->data.l[2] & 0xFFFF;
 697         XTranslateCoordinates(server.dsp, server.root_win, e->window, x, y, &mapX, &mapY, &child);
 698         Task* task = click_task(panel, mapX, mapY);
 699         if (task) {
 700                 if (task->desktop != server.desktop )
 701                         set_desktop (task->desktop);
 702                 window_action(task, TOGGLE);
 703         }
 704
 705         // send XdndStatus event to get more XdndPosition events
 706         XClientMessageEvent se;
 707         se.type = ClientMessage;
 708         se.window = e->data.l[0];
 709         se.message_type = server.atom.XdndStatus;
 710         se.format = 32;
 711         se.data.l[0] = e->window;  // XID of the target window
 712         se.data.l[1] = 0;          // bit 0: accept drop    bit 1: send XdndPosition events if inside rectangle
 713         se.data.l[2] = 0;          // Rectangle x,y for which no more XdndPosition events
 714         se.data.l[3] = (1 << 16) | 1;  // Rectangle w,h for which no more XdndPosition events
 715         se.data.l[4] = None;       // None = drop will not be accepted
 716         XSendEvent(server.dsp, e->data.l[0], False, NoEventMask, (XEvent*)&se);
 717 }
 718
 719
 720 int main (int argc, char *argv[])
 721 {
 722         XEvent e;
 723         fd_set fd;
 724         int x11_fd, i;
 725         struct timeval tv;
 726         Panel *panel;
 727         GSList *it;
 728
 729         init (argc, argv);
 730
 731         i = 0;
 732         init_config();
 733         if (config_path)
 734                 i = config_read_file (config_path);
 735         else
 736                 i = config_read ();
 737         if (!i) {
 738                 fprintf(stderr, "usage: tint2 [-c] <config_file>\n");
 739                 cleanup();
 740                 exit(1);
 741         }
 742         init_panel();
 743         cleanup_config();
 744         if (snapshot_path) {
 745                 get_snapshot(snapshot_path);
 746                 cleanup();
 747                 exit(0);
 748         }
 749
 750         x11_fd = ConnectionNumber(server.dsp);
 751         XSync(server.dsp, False);
 752
 753         while (1) {
 754                 // thanks to AngryLlama for the timer
 755                 // Create a File Description Set containing x11_fd
 756                 FD_ZERO (&fd);
 757                 FD_SET (x11_fd, &fd);
 758
 759                 tv.tv_usec = 500000;
 760                 tv.tv_sec = 0;
 761
 762                 // Wait for X Event or a Timer
 763                 if (select(x11_fd+1, &fd, 0, 0, &tv)) {
 764                         while (XPending (server.dsp)) {
 765                                 XNextEvent(server.dsp, &e);
 766
 767                                 switch (e.type) {
 768                                         case ButtonPress:
 769                                                 tooltip_hide();
 770                                                 event_button_press (&e);
 771                                                 break;
 772
 773                                         case ButtonRelease:
 774                                                 event_button_release(&e);
 775                                                 break;
 776
 777                                         case MotionNotify: {
 778                                                 if (!g_tooltip.enabled) break;
 779                                                 Panel* panel = get_panel(e.xmotion.window);
 780                                                 Task* task = click_task(panel, e.xmotion.x, e.xmotion.y);
 781                                                 if (task)
 782                                                         tooltip_trigger_show(task, e.xmotion.x_root, e.xmotion.y_root);
 783                                                 else
 784                                                         tooltip_trigger_hide();
 785                                                 break;
 786                                         }
 787
 788                                         case LeaveNotify:
 789                                                 tooltip_trigger_hide();
 790                                                 break;
 791
 792                                         case Expose:
 793                                                 event_expose(&e);
 794                                                 break;
 795
 796                                         case PropertyNotify:
 797                                                 event_property_notify(&e);
 798                                                 break;
 799
 800                                         case ConfigureNotify:
 801                                                 event_configure_notify (e.xconfigure.window);
 802                                                 break;
 803
 804                                         case ReparentNotify:
 805                                                 if (!systray_enabled)
 806                                                         break;
 807                                                 panel = (Panel*)systray.area.panel;
 808                                                 if (e.xany.window == panel->main_win) // reparented to us
 809                                                         break;
 810                                                 // FIXME: 'reparent to us' badly detected => disabled
 811                                                 break;
 812                                         case UnmapNotify:
 813                                         case DestroyNotify:
 814                                                 if (!systray.area.on_screen)
 815                                                         break;
 816                                                 for (it = systray.list_icons; it; it = g_slist_next(it)) {
 817                                                         if (((TrayWindow*)it->data)->id == e.xany.window) {
 818                                                                 remove_icon((TrayWindow*)it->data);
 819                                                                 break;
 820                                                         }
 821                                                 }
 822                                         break;
 823
 824                                         case ClientMessage:
 825                                                 if (!systray.area.on_screen) break;
 826                                                 if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
 827                                                         net_message(&e.xclient);
 828                                                 }
 829                                                 else if (e.xclient.message_type == server.atom.XdndPosition) {
 830                                                         dnd_message(&e.xclient);
 831                                                 }
 832                                                 break;
 833                                 }
 834                         }
 835                 }
 836                 event_timer();
 837
 838                 switch (signal_pending) {
 839                         case SIGUSR1: // reload config file
 840                                 signal_pending = 0;
 841                                 init_config();
 842                                 config_read_file (config_path);
 843                                 init_panel();
 844                                 cleanup_config();
 845                                 break;
 846                         case SIGINT:
 847                         case SIGTERM:
 848                         case SIGHUP:
 849                                 cleanup ();
 850                                 return 0;
 851                 }
 852
 853                 if (panel_refresh) {
 854                         panel_refresh = 0;
 855
 856                         if (refresh_systray) {
 857                                 panel = (Panel*)systray.area.panel;
 858                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
 859                         }
 860                         for (i=0 ; i < nb_panel ; i++) {
 861                                 panel = &panel1[i];
 862
 863                                 if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 864                                 panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 865
 866                                 refresh(&panel->area);
 867                                 XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
 868                         }
 869                         XFlush (server.dsp);
 870
 871                         if (refresh_systray) {
 872                                 refresh_systray = 0;
 873                                 panel = (Panel*)systray.area.panel;
 874                                 // tint2 doen't draw systray icons. it just redraw background.
 875                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
 876                                 // force icon's refresh
 877                                 refresh_systray_icon();
 878                         }
 879                 }
 880         }
 881 }
 882
 883