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         // load default icon
 108         int i;
 109         char *path;
 110         const gchar * const *data_dirs;
 111         data_dirs = g_get_system_data_dirs ();
 112         for (i = 0; data_dirs[i] != NULL; i++)  {
 113                 path = g_build_filename(data_dirs[i], "tint2", "default_icon.png", NULL);
 114                 if (g_file_test (path, G_FILE_TEST_EXISTS))
 115                         default_icon = imlib_load_image(path);
 116                 g_free(path);
 117         }
 118
 119         // get monitor and desktop config
 120         get_monitors();
 121         get_desktops();
 122 }
 123
 124
 125 void cleanup()
 126 {
 127         cleanup_systray();
 128         cleanup_panel();
 129
 130         if (default_icon) {
 131                 imlib_context_set_image(default_icon);
 132                 imlib_free_image();
 133         }
 134         if (g_tooltip.window) {
 135                 XDestroyWindow(server.dsp, g_tooltip.window);
 136                 g_tooltip.window = 0;
 137         }
 138         if (g_tooltip.font_desc) {
 139                 pango_font_description_free(g_tooltip.font_desc);
 140                 g_tooltip.font_desc = 0;
 141         }
 142         if (time1_font_desc) pango_font_description_free(time1_font_desc);
 143         if (time2_font_desc) pango_font_description_free(time2_font_desc);
 144         if (time1_format) g_free(time1_format);
 145         if (time2_format) g_free(time2_format);
 146 #ifdef ENABLE_BATTERY
 147         if (bat1_font_desc) pango_font_description_free(bat1_font_desc);
 148         if (bat2_font_desc) pango_font_description_free(bat2_font_desc);
 149         if (battery_low_cmd) g_free(battery_low_cmd);
 150         if (path_energy_now) g_free(path_energy_now);
 151         if (path_energy_full) g_free(path_energy_full);
 152         if (path_current_now) g_free(path_current_now);
 153         if (path_status) g_free(path_status);
 154 #endif
 155         if (clock_lclick_command) g_free(clock_lclick_command);
 156         if (clock_rclick_command) g_free(clock_rclick_command);
 157         if (config_path) g_free(config_path);
 158         if (thumbnail_path) g_free(thumbnail_path);
 159
 160         if (server.monitor) free(server.monitor);
 161         XFreeGC(server.dsp, server.gc);
 162         XCloseDisplay(server.dsp);
 163 }
 164
 165
 166 Taskbar *click_taskbar (Panel *panel, int x, int y)
 167 {
 168         Taskbar *tskbar;
 169         int i;
 170
 171         if (panel_horizontal) {
 172                 for (i=0; i < panel->nb_desktop ; i++) {
 173                         tskbar = &panel->taskbar[i];
 174                         if (tskbar->area.on_screen && x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 175                                 return tskbar;
 176                 }
 177         }
 178         else {
 179                 for (i=0; i < panel->nb_desktop ; i++) {
 180                         tskbar = &panel->taskbar[i];
 181                         if (tskbar->area.on_screen && y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 182                                 return tskbar;
 183                 }
 184         }
 185         return NULL;
 186 }
 187
 188
 189 Task *click_task (Panel *panel, int x, int y)
 190 {
 191         GSList *l0;
 192         Taskbar *tskbar;
 193
 194         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 195                 if (panel_horizontal) {
 196                         Task *tsk;
 197                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 198                                 tsk = l0->data;
 199                                 if (tsk->area.on_screen && x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 200                                         return tsk;
 201                                 }
 202                         }
 203                 }
 204                 else {
 205                         Task *tsk;
 206                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 207                                 tsk = l0->data;
 208                                 if (tsk->area.on_screen && y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 209                                         return tsk;
 210                                 }
 211                         }
 212                 }
 213         }
 214         return NULL;
 215 }
 216
 217
 218 int click_padding(Panel *panel, int x, int y)
 219 {
 220         if (panel_horizontal) {
 221                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 222                 return 1;
 223         }
 224         else {
 225                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 226                 return 1;
 227         }
 228         return 0;
 229 }
 230
 231
 232 int click_clock(Panel *panel, int x, int y)
 233 {
 234         Clock clk = panel->clock;
 235         if (panel_horizontal) {
 236                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 237                         return TRUE;
 238         } else {
 239                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 240                         return TRUE;
 241         }
 242         return FALSE;
 243 }
 244
 245
 246 void window_action (Task *tsk, int action)
 247 {
 248         if (!tsk) return;
 249         int desk;
 250         switch (action) {
 251                 case CLOSE:
 252                         set_close (tsk->win);
 253                         break;
 254                 case TOGGLE:
 255                         set_active(tsk->win);
 256                         break;
 257                 case ICONIFY:
 258                         XIconifyWindow (server.dsp, tsk->win, server.screen);
 259                         break;
 260                 case TOGGLE_ICONIFY:
 261                         if (tsk == task_active) XIconifyWindow (server.dsp, tsk->win, server.screen);
 262                         else set_active (tsk->win);
 263                         break;
 264                 case SHADE:
 265                         window_toggle_shade (tsk->win);
 266                         break;
 267                 case MAXIMIZE_RESTORE:
 268                         window_maximize_restore (tsk->win);
 269                         break;
 270                 case MAXIMIZE:
 271                         window_maximize_restore (tsk->win);
 272                         break;
 273                 case RESTORE:
 274                         window_maximize_restore (tsk->win);
 275                         break;
 276                 case DESKTOP_LEFT:
 277                         if ( tsk->desktop == 0 ) break;
 278                         desk = tsk->desktop - 1;
 279                         windows_set_desktop(tsk->win, desk);
 280                         if (desk == server.desktop)
 281                                 set_active(tsk->win);
 282                         break;
 283                 case DESKTOP_RIGHT:
 284                         if (tsk->desktop == server.nb_desktop ) break;
 285                         desk = tsk->desktop + 1;
 286                         windows_set_desktop(tsk->win, desk);
 287                         if (desk == server.desktop)
 288                                 set_active(tsk->win);
 289         }
 290 }
 291
 292
 293 void event_button_press (XEvent *e)
 294 {
 295         Panel *panel = get_panel(e->xany.window);
 296         if (!panel) return;
 297 /*
 298         if (wm_menu && (e->xbutton.button != 1) ) {
 299                 task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
 300                 if (!task_drag && !click_clock(panel, e->xbutton.x, e->xbutton.y) ) {
 301  */
 302         task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
 303
 304         if (wm_menu && !task_drag && !click_clock(panel, e->xbutton.x, e->xbutton.y) && (e->xbutton.button != 1) ) {
 305                 // forward the click to the desktop window (thanks conky)
 306                 XUngrabPointer(server.dsp, e->xbutton.time);
 307                 e->xbutton.window = server.root_win;
 308                 // icewm doesn't open under the mouse.
 309                 // and xfce doesn't open at all.
 310                 e->xbutton.x = e->xbutton.x_root;
 311                 e->xbutton.y = e->xbutton.y_root;
 312                 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
 313                 //XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
 314                 XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
 315                 return;
 316         }
 317
 318         XLowerWindow (server.dsp, panel->main_win);
 319 }
 320
 321
 322 void event_button_release (XEvent *e)
 323 {
 324         Panel *panel = get_panel(e->xany.window);
 325         if (!panel) return;
 326
 327         int action = TOGGLE_ICONIFY;
 328         switch (e->xbutton.button) {
 329                 case 2:
 330                         action = mouse_middle;
 331                         break;
 332                 case 3:
 333                         action = mouse_right;
 334                         break;
 335                 case 4:
 336                         action = mouse_scroll_up;
 337                         break;
 338                 case 5:
 339                         action = mouse_scroll_down;
 340                         break;
 341                 case 6:
 342                         action = mouse_tilt_left;
 343                         break;
 344                 case 7:
 345                         action = mouse_tilt_right;
 346                         break;
 347         }
 348
 349         if ( click_clock(panel, e->xbutton.x, e->xbutton.y)) {
 350                 clock_action(e->xbutton.button);
 351                 XLowerWindow (server.dsp, panel->main_win);
 352                 task_drag = 0;
 353                 return;
 354         }
 355
 356         Taskbar *tskbar;
 357         if ( !(tskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y)) ) {
 358                 // TODO: check better solution to keep window below
 359                 XLowerWindow (server.dsp, panel->main_win);
 360                 task_drag = 0;
 361                 return;
 362         }
 363
 364         // drag and drop task
 365         if (task_drag) {
 366                 if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
 367                         if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
 368                                 windows_set_desktop(task_drag->win, tskbar->desktop);
 369                                 if (tskbar->desktop == server.desktop)
 370                                         set_active(task_drag->win);
 371                                 task_drag = 0;
 372                         }
 373                         return;
 374                 }
 375                 else task_drag = 0;
 376         }
 377
 378         // switch desktop
 379         if (panel_mode == MULTI_DESKTOP) {
 380                 if (tskbar->desktop != server.desktop && action != CLOSE && action != DESKTOP_LEFT && action != DESKTOP_RIGHT)
 381                         set_desktop (tskbar->desktop);
 382         }
 383
 384         // action on task
 385         window_action( click_task(panel, e->xbutton.x, e->xbutton.y), action);
 386
 387         // to keep window below
 388         XLowerWindow (server.dsp, panel->main_win);
 389 }
 390
 391
 392 void event_property_notify (XEvent *e)
 393 {
 394         int i, j;
 395         Task *tsk;
 396         Window win = e->xproperty.window;
 397         Atom at = e->xproperty.atom;
 398
 399         if (win == server.root_win) {
 400                 if (!server.got_root_win) {
 401                         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 402                         server.got_root_win = 1;
 403                 }
 404
 405                 // Change number of desktops
 406                 else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
 407                         server.nb_desktop = server_get_number_of_desktop ();
 408                         cleanup_taskbar();
 409                         init_taskbar();
 410                         visible_object();
 411                         for (i=0 ; i < nb_panel ; i++) {
 412                                 panel1[i].area.resize = 1;
 413                         }
 414                         task_refresh_tasklist();
 415                         panel_refresh = 1;
 416                 }
 417                 // Change desktop
 418                 else if (at == server.atom._NET_CURRENT_DESKTOP) {
 419                         int old_desktop = server.desktop;
 420                         server.desktop = server_get_current_desktop ();
 421                         for (i=0 ; i < nb_panel ; i++) {
 422                                 Panel *panel = &panel1[i];
 423                                 if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
 424                                         // redraw both taskbar
 425                                         panel->taskbar[old_desktop].area.is_active = 0;
 426                                         panel->taskbar[old_desktop].area.redraw = 1;
 427                                         panel->taskbar[server.desktop].area.is_active = 1;
 428                                         panel->taskbar[server.desktop].area.redraw = 1;
 429                                         panel_refresh = 1;
 430                                 }
 431                                 // check ALLDESKTOP task => resize taskbar
 432                                 Taskbar *tskbar;
 433                                 Task *tsk;
 434                                 GSList *l;
 435                                 tskbar = &panel->taskbar[old_desktop];
 436                                 for (l = tskbar->area.list; l ; l = l->next) {
 437                                         tsk = l->data;
 438                                         if (tsk->desktop == ALLDESKTOP) {
 439                                                 tsk->area.on_screen = 0;
 440                                                 tskbar->area.resize = 1;
 441                                                 panel_refresh = 1;
 442                                         }
 443                                 }
 444                                 tskbar = &panel->taskbar[server.desktop];
 445                                 for (l = tskbar->area.list; l ; l = l->next) {
 446                                         tsk = l->data;
 447                                         if (tsk->desktop == ALLDESKTOP) {
 448                                                 tsk->area.on_screen = 1;
 449                                                 tskbar->area.resize = 1;
 450                                         }
 451                                 }
 452                         }
 453                         if (panel_mode != MULTI_DESKTOP) {
 454                                 visible_object();
 455                         }
 456                 }
 457                 // Window list
 458                 else if (at == server.atom._NET_CLIENT_LIST) {
 459                         task_refresh_tasklist();
 460                         panel_refresh = 1;
 461                 }
 462                 // Change active
 463                 else if (at == server.atom._NET_ACTIVE_WINDOW) {
 464                         active_task();
 465                         panel_refresh = 1;
 466                 }
 467                 else if (at == server.atom._XROOTPMAP_ID) {
 468                         // change Wallpaper
 469                         for (i=0 ; i < nb_panel ; i++) {
 470                                 set_panel_background(&panel1[i]);
 471                         }
 472                         panel_refresh = 1;
 473                 }
 474         }
 475         else {
 476                 tsk = task_get_task (win);
 477                 if (!tsk) {
 478                         if ( at != server.atom._NET_WM_STATE)
 479                                 return;
 480                         else if ( !(tsk = add_task(win)) )
 481                                 return;
 482                 }
 483                 //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
 484
 485                 // Window title changed
 486                 if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
 487                         Task *tsk2;
 488                         GSList *l0;
 489                         get_title(tsk);
 490                         // changed other tsk->title
 491                         for (i=0 ; i < nb_panel ; i++) {
 492                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 493                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 494                                                 tsk2 = l0->data;
 495                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 496                                                         tsk2->title = tsk->title;
 497                                                         tsk2->area.redraw = 1;
 498                                                 }
 499                                         }
 500                                 }
 501                         }
 502                         panel_refresh = 1;
 503                 }
 504                 // Demand attention
 505                 else if (at == server.atom._NET_WM_STATE) {
 506                         if (window_is_urgent (win)) {
 507                                 task_urgent = tsk;
 508                                 tick_urgent = 0;
 509                                 time_precision = 1;
 510                         }
 511                         if (window_is_skip_taskbar(win)) {
 512                                 remove_task( tsk );
 513                                 panel_refresh = 1;
 514                         }
 515                 }
 516 // We do not check for the iconified state, since it only unsets our active window
 517 // but in openbox a shaded window is considered iconified. So we would loose the active window
 518 // property on unshading it again (commented 01.10.2009)
 519 //              else if (at == server.atom.WM_STATE) {
 520 //                      // Iconic state
 521 //                      // TODO : try to delete following code
 522 //                      if (window_is_iconified (win)) {
 523 //                              if (task_active) {
 524 //                                      if (task_active->win == tsk->win) {
 525 //                                              Task *tsk2;
 526 //                                              GSList *l0;
 527 //                                              for (i=0 ; i < nb_panel ; i++) {
 528 //                                                      for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 529 //                                                              for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 530 //                                                                      tsk2 = l0->data;
 531 //                                                                      tsk2->area.is_active = 0;
 532 //                                                              }
 533 //                                                      }
 534 //                                              }
 535 //                                              task_active = 0;
 536 //                                      }
 537 //                              }
 538 //                      }
 539 //              }
 540                 // Window icon changed
 541                 else if (at == server.atom._NET_WM_ICON) {
 542                         get_icon(tsk);
 543                         Task *tsk2;
 544                         GSList *l0;
 545                         for (i=0 ; i < nb_panel ; i++) {
 546                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 547                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 548                                                 tsk2 = l0->data;
 549                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 550                                                         tsk2->icon_width = tsk->icon_width;
 551                                                         tsk2->icon_height = tsk->icon_height;
 552                                                         tsk2->icon = tsk->icon;
 553                                                         tsk2->icon_active = tsk->icon_active;
 554                                                         tsk2->area.redraw = 1;
 555                                                 }
 556                                         }
 557                                 }
 558                         }
 559                         panel_refresh = 1;
 560                 }
 561                 // Window desktop changed
 562                 else if (at == server.atom._NET_WM_DESKTOP) {
 563                         int desktop = window_get_desktop (win);
 564                         int active = tsk->area.is_active;
 565                         //printf("  Window desktop changed %d, %d\n", tsk->desktop, desktop);
 566                         // bug in windowmaker : send unecessary 'desktop changed' when focus changed
 567                         if (desktop != tsk->desktop) {
 568                                 remove_task (tsk);
 569                                 tsk = add_task (win);
 570                                 if (tsk && active) {
 571                                         tsk->area.is_active = 1;
 572                                         task_active = tsk;
 573                                 }
 574                                 panel_refresh = 1;
 575                         }
 576                 }
 577                 else if (at == server.atom.WM_HINTS) {
 578                         XWMHints* wmhints = XGetWMHints(server.dsp, win);
 579                         if (wmhints && wmhints->flags & XUrgencyHint) {
 580                                 task_urgent = tsk;
 581                                 tick_urgent = 0;
 582                                 time_precision = 1;
 583                         }
 584                         XFree(wmhints);
 585                 }
 586
 587                 if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
 588         }
 589 }
 590
 591
 592 void event_expose (XEvent *e)
 593 {
 594         if (e->xany.window == g_tooltip.window)
 595                 tooltip_update();
 596         else {
 597                 Panel *panel;
 598                 panel = get_panel(e->xany.window);
 599                 if (!panel) return;
 600                 // TODO : one panel_refresh per panel ?
 601                 panel_refresh = 1;
 602         }
 603 }
 604
 605
 606 void event_configure_notify (Window win)
 607 {
 608         // change in root window (xrandr)
 609         if (win == server.root_win) {
 610                 get_monitors();
 611                 init_panel();
 612                 return;
 613         }
 614
 615         // 'win' is a trayer icon
 616         TrayWindow *traywin;
 617         GSList *l;
 618         for (l = systray.list_icons; l ; l = l->next) {
 619                 traywin = (TrayWindow*)l->data;
 620                 if (traywin->id == win) {
 621                         //printf("move tray %d\n", traywin->x);
 622                         XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, traywin->width, traywin->height);
 623                         panel_refresh = 1;
 624                         return;
 625                 }
 626         }
 627
 628         // 'win' move in another monitor
 629         if (nb_panel == 1) return;
 630         Task *tsk = task_get_task (win);
 631         if (!tsk) return;
 632
 633         Panel *p = tsk->area.panel;
 634         if (p->monitor != window_get_monitor (win)) {
 635                 remove_task (tsk);
 636                 add_task (win);
 637                 if (win == window_get_active ()) {
 638                         Task *tsk = task_get_task (win);
 639                         tsk->area.is_active = 1;
 640                         task_active = tsk;
 641                 }
 642                 panel_refresh = 1;
 643         }
 644 }
 645
 646
 647 void event_timer()
 648 {
 649         struct timeval stv;
 650         int i;
 651
 652         if (gettimeofday(&stv, 0)) return;
 653
 654         if (abs(stv.tv_sec - time_clock.tv_sec) < time_precision) return;
 655         time_clock.tv_sec = stv.tv_sec;
 656         time_clock.tv_sec -= time_clock.tv_sec % time_precision;
 657
 658         // urgent task
 659         if (task_urgent) {
 660                 if (tick_urgent < max_tick_urgent) {
 661                         task_urgent->area.is_active = !task_urgent->area.is_active;
 662                         task_urgent->area.redraw = 1;
 663                         tick_urgent++;
 664                 }
 665         }
 666
 667         // update battery
 668 #ifdef ENABLE_BATTERY
 669         if (panel1[0].battery.area.on_screen) {
 670                 update_battery();
 671                 for (i=0 ; i < nb_panel ; i++)
 672                         panel1[i].battery.area.resize = 1;
 673         }
 674 #endif
 675
 676         // update clock
 677         if (time1_format) {
 678                 for (i=0 ; i < nb_panel ; i++)
 679                         panel1[i].clock.area.resize = 1;
 680         }
 681         panel_refresh = 1;
 682 }
 683
 684
 685 void dnd_message(XClientMessageEvent *e)
 686 {
 687         Panel *panel = get_panel(e->window);
 688         int x, y, mapX, mapY;
 689         Window child;
 690         x = (e->data.l[2] >> 16) & 0xFFFF;
 691         y = e->data.l[2] & 0xFFFF;
 692         XTranslateCoordinates(server.dsp, server.root_win, e->window, x, y, &mapX, &mapY, &child);
 693         Task* task = click_task(panel, mapX, mapY);
 694         if (task) {
 695                 if (task->desktop != server.desktop )
 696                         set_desktop (task->desktop);
 697                 window_action(task, TOGGLE);
 698         }
 699
 700         // send XdndStatus event to get more XdndPosition events
 701         XClientMessageEvent se;
 702         se.type = ClientMessage;
 703         se.window = e->data.l[0];
 704         se.message_type = server.atom.XdndStatus;
 705         se.format = 32;
 706         se.data.l[0] = e->window;  // XID of the target window
 707         se.data.l[1] = 0;          // bit 0: accept drop    bit 1: send XdndPosition events if inside rectangle
 708         se.data.l[2] = 0;          // Rectangle x,y for which no more XdndPosition events
 709         se.data.l[3] = (1 << 16) | 1;  // Rectangle w,h for which no more XdndPosition events
 710         se.data.l[4] = None;       // None = drop will not be accepted
 711         XSendEvent(server.dsp, e->data.l[0], False, NoEventMask, (XEvent*)&se);
 712 }
 713
 714
 715 int main (int argc, char *argv[])
 716 {
 717         XEvent e;
 718         fd_set fd;
 719         int x11_fd, i;
 720         struct timeval tv;
 721         Panel *panel;
 722         GSList *it;
 723
 724         init (argc, argv);
 725
 726         i = 0;
 727         init_config();
 728         if (config_path)
 729                 i = config_read_file (config_path);
 730         else
 731                 i = config_read ();
 732         if (!i) {
 733                 fprintf(stderr, "usage: tint2 [-c] <config_file>\n");
 734                 cleanup();
 735                 exit(1);
 736         }
 737         config_finish();
 738         if (thumbnail_path) {
 739                 // usage: tint2 -j <file> for internal use
 740                 printf("file %s\n", thumbnail_path);
 741                 cleanup();
 742                 exit(0);
 743         }
 744
 745         x11_fd = ConnectionNumber(server.dsp);
 746         XSync(server.dsp, False);
 747
 748         while (1) {
 749                 // thanks to AngryLlama for the timer
 750                 // Create a File Description Set containing x11_fd
 751                 FD_ZERO (&fd);
 752                 FD_SET (x11_fd, &fd);
 753
 754                 tv.tv_usec = 500000;
 755                 tv.tv_sec = 0;
 756
 757                 // Wait for X Event or a Timer
 758                 if (select(x11_fd+1, &fd, 0, 0, &tv)) {
 759                         while (XPending (server.dsp)) {
 760                                 XNextEvent(server.dsp, &e);
 761
 762                                 switch (e.type) {
 763                                         case ButtonPress:
 764                                                 tooltip_hide();
 765                                                 event_button_press (&e);
 766                                                 break;
 767
 768                                         case ButtonRelease:
 769                                                 event_button_release(&e);
 770                                                 break;
 771
 772                                         case MotionNotify: {
 773                                                 Panel* panel = get_panel(e.xmotion.window);
 774                                                 Task* task = click_task(panel, e.xmotion.x, e.xmotion.y);
 775                                                 if (task)
 776                                                         tooltip_trigger_show(task, e.xmotion.x_root, e.xmotion.y_root);
 777                                                 else
 778                                                         tooltip_trigger_hide();
 779                                                 break;
 780                                         }
 781
 782                                         case LeaveNotify:
 783                                                 tooltip_trigger_hide();
 784                                                 break;
 785
 786                                         case Expose:
 787                                                 event_expose(&e);
 788                                                 break;
 789
 790                                         case PropertyNotify:
 791                                                 event_property_notify(&e);
 792                                                 break;
 793
 794                                         case ConfigureNotify:
 795                                                 event_configure_notify (e.xconfigure.window);
 796                                                 break;
 797
 798                                         case ReparentNotify:
 799                                                 if (!systray.area.on_screen)
 800                                                         break;
 801                                                 panel = (Panel*)systray.area.panel;
 802                                                 if (e.xany.window == panel->main_win) // reparented to us
 803                                                         break;
 804                                                 // FIXME: 'reparent to us' badly detected => disabled
 805                                                 break;
 806                                         case UnmapNotify:
 807                                         case DestroyNotify:
 808                                                 if (!systray.area.on_screen)
 809                                                         break;
 810                                                 for (it = systray.list_icons; it; it = g_slist_next(it)) {
 811                                                         if (((TrayWindow*)it->data)->id == e.xany.window) {
 812                                                                 remove_icon((TrayWindow*)it->data);
 813                                                                 break;
 814                                                         }
 815                                                 }
 816                                         break;
 817
 818                                         case ClientMessage:
 819                                                 if (!systray.area.on_screen) break;
 820                                                 if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
 821                                                         net_message(&e.xclient);
 822                                                 }
 823                                                 else if (e.xclient.message_type == server.atom.XdndPosition) {
 824                                                         dnd_message(&e.xclient);
 825                                                 }
 826                                                 break;
 827                                 }
 828                         }
 829                 }
 830                 event_timer();
 831
 832                 switch (signal_pending) {
 833                         case SIGUSR1: // reload config file
 834                                 signal_pending = 0;
 835                                 init_config();
 836                                 config_read_file (config_path);
 837                                 init_panel();
 838                                 cleanup_config();
 839                                 break;
 840                         case SIGINT:
 841                         case SIGTERM:
 842                         case SIGHUP:
 843                                 cleanup ();
 844                                 return 0;
 845                 }
 846
 847                 if (panel_refresh) {
 848                         panel_refresh = 0;
 849
 850                         if (refresh_systray) {
 851                                 panel = (Panel*)systray.area.panel;
 852                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
 853                         }
 854                         for (i=0 ; i < nb_panel ; i++) {
 855                                 panel = &panel1[i];
 856
 857                                 if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 858                                 panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 859
 860                                 refresh(&panel->area);
 861                                 XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
 862                         }
 863                         XFlush (server.dsp);
 864
 865                         if (refresh_systray) {
 866                                 refresh_systray = 0;
 867                                 panel = (Panel*)systray.area.panel;
 868                                 // tint2 doen't draw systray icons. it just redraw background.
 869                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
 870                                 // force icon's refresh
 871                                 refresh_systray_icon();
 872                         }
 873                 }
 874         }
 875 }
 876
 877