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