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