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 ()
  50 {
  51         // Set signal handler
  52    signal(SIGUSR1, signal_handler);
  53         signal(SIGINT, signal_handler);
  54         signal(SIGTERM, signal_handler);
  55         signal(SIGHUP, signal_handler);
  56         signal(SIGCHLD, SIG_IGN);               // don't have to wait() after fork()
  57
  58    // set global data
  59    memset(&server, 0, sizeof(Server_global));
  60    memset(&systray, 0, sizeof(Systraybar));
  61
  62    server.dsp = XOpenDisplay (NULL);
  63    if (!server.dsp) {
  64       fprintf(stderr, "tint2 exit : could not open display.\n");
  65       exit(0);
  66    }
  67    server_init_atoms ();
  68    server.screen = DefaultScreen (server.dsp);
  69         server.root_win = RootWindow(server.dsp, server.screen);
  70    server.depth = DefaultDepth (server.dsp, server.screen);
  71    server.visual = DefaultVisual (server.dsp, server.screen);
  72    server.desktop = server_get_current_desktop ();
  73         XGCValues  gcv;
  74         server.gc = XCreateGC (server.dsp, server.root_win, (unsigned long)0, &gcv) ;
  75
  76    XSetErrorHandler ((XErrorHandler) server_catch_error);
  77
  78    imlib_context_set_display (server.dsp);
  79    imlib_context_set_visual (server.visual);
  80    imlib_context_set_colormap (DefaultColormap (server.dsp, server.screen));
  81
  82    /* Catch events */
  83    XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
  84
  85    setlocale (LC_ALL, "");
  86 }
  87
  88
  89 void cleanup()
  90 {
  91         cleanup_panel();
  92
  93    if (time1_font_desc) pango_font_description_free(time1_font_desc);
  94    if (time2_font_desc) pango_font_description_free(time2_font_desc);
  95    if (time1_format) g_free(time1_format);
  96    if (time2_format) g_free(time2_format);
  97 #ifdef ENABLE_BATTERY
  98    if (bat1_font_desc) pango_font_description_free(bat1_font_desc);
  99    if (bat2_font_desc) pango_font_description_free(bat2_font_desc);
 100         if (battery_low_cmd) g_free(battery_low_cmd);
 101         if (path_energy_now) g_free(path_energy_now);
 102         if (path_energy_full) g_free(path_energy_full);
 103         if (path_current_now) g_free(path_current_now);
 104         if (path_status) g_free(path_status);
 105 #endif
 106         if (clock_lclick_command) g_free(clock_lclick_command);
 107         if (clock_rclick_command) g_free(clock_rclick_command);
 108
 109    if (server.monitor) free(server.monitor);
 110    XFreeGC(server.dsp, server.gc);
 111    XCloseDisplay(server.dsp);
 112 }
 113
 114
 115 Taskbar *click_taskbar (Panel *panel, XEvent *e)
 116 {
 117         GSList *l0;
 118         Taskbar *tskbar = NULL;
 119         if (panel_horizontal) {
 120                 int x = e->xbutton.x;
 121                 for (l0 = panel->area.list; l0 ; l0 = l0->next) {
 122                         tskbar = l0->data;
 123                         if (!tskbar->area.on_screen) continue;
 124                         if (x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 125                                 break;
 126                 }
 127         }
 128         else {
 129                 int y = e->xbutton.y;
 130                 for (l0 = panel->area.list; l0 ; l0 = l0->next) {
 131                         tskbar = l0->data;
 132                         if (!tskbar->area.on_screen) continue;
 133                         if (y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 134                                 break;
 135                 }
 136         }
 137         return tskbar;
 138 }
 139
 140
 141 Task *click_task (Panel *panel, XEvent *e)
 142 {
 143         GSList *l0;
 144         Taskbar *tskbar;
 145
 146         if ( (tskbar = click_taskbar(panel, e)) ) {
 147                 if (panel_horizontal) {
 148                         int x = e->xbutton.x;
 149                         Task *tsk;
 150                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 151                                 tsk = l0->data;
 152                                 if (x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 153                                         return tsk;
 154                                 }
 155                         }
 156                 }
 157                 else {
 158                         int y = e->xbutton.y;
 159                         Task *tsk;
 160                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 161                                 tsk = l0->data;
 162                                 if (y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 163                                         return tsk;
 164                                 }
 165                         }
 166                 }
 167         }
 168         return NULL;
 169 }
 170
 171
 172 int click_padding(Panel *panel, XEvent *e)
 173 {
 174         if (panel_horizontal) {
 175                 if (e->xbutton.x < panel->area.paddingxlr || e->xbutton.x > panel->area.width-panel->area.paddingxlr)
 176                 return 1;
 177         }
 178         else {
 179                 if (e->xbutton.y < panel->area.paddingxlr || e->xbutton.y > panel->area.height-panel->area.paddingxlr)
 180                 return 1;
 181         }
 182         return 0;
 183 }
 184
 185
 186 int click_clock(Panel *panel, XEvent *e)
 187 {
 188         Clock clk = panel->clock;
 189         if (panel_horizontal) {
 190                 if (clk.area.on_screen && e->xbutton.x >= clk.area.posx && e->xbutton.x <= (clk.area.posx + clk.area.width))
 191                         return TRUE;
 192         } else {
 193                 if (clk.area.on_screen && e->xbutton.y >= clk.area.posy && e->xbutton.y <= (clk.area.posy + clk.area.height))
 194                         return TRUE;
 195         }
 196         return FALSE;
 197 }
 198
 199
 200 void window_action (Task *tsk, int action)
 201 {
 202    if (!tsk) return;
 203         switch (action) {
 204                 case CLOSE:
 205                         set_close (tsk->win);
 206                         break;
 207                 case TOGGLE:
 208                         set_active(tsk->win);
 209                         break;
 210                 case ICONIFY:
 211                         XIconifyWindow (server.dsp, tsk->win, server.screen);
 212                         break;
 213                 case TOGGLE_ICONIFY:
 214                         if (tsk == task_active) XIconifyWindow (server.dsp, tsk->win, server.screen);
 215                         else set_active (tsk->win);
 216                         break;
 217                 case SHADE:
 218                         window_toggle_shade (tsk->win);
 219                         break;
 220                 case MAXIMIZE_RESTORE:
 221                         window_maximize_restore (tsk->win);
 222                         break;
 223                 case MAXIMIZE:
 224                         window_maximize_restore (tsk->win);
 225                         break;
 226                 case RESTORE:
 227                         window_maximize_restore (tsk->win);
 228                         break;
 229         }
 230 }
 231
 232
 233 void event_button_press (XEvent *e)
 234 {
 235    Panel *panel = get_panel(e->xany.window);
 236         if (!panel) return;
 237 /*
 238         if (wm_menu) {
 239                 if ((panel_horizontal && (e->xbutton.x < panel->area.paddingxlr || e->xbutton.x > panel->area.width-panel->area.paddingxlr || e->xbutton.y < panel->area.paddingy || e->xbutton.y > panel->area.paddingy+panel->g_taskbar.height)) || (!panel_horizontal && (e->xbutton.y < panel->area.paddingxlr || e->xbutton.y > panel->area.height-panel->area.paddingxlr || e->xbutton.x < panel->area.paddingy || e->xbutton.x > panel->area.paddingy+panel->g_taskbar.width))) {
 240                         // forward the click to the desktop window (thanks conky)
 241                         XUngrabPointer(server.dsp, e->xbutton.time);
 242                         e->xbutton.window = server.root_win;
 243                         // icewm doesn't open under the mouse.
 244                         // and xfce doesn't open at all.
 245                         //e->xbutton.x = e->xbutton.x_root;
 246                         //e->xbutton.y = e->xbutton.y_root;
 247                         //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
 248                         XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
 249                         XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
 250                         return;
 251                 }
 252         }
 253 */
 254         if (panel_mode == MULTI_DESKTOP)
 255                 task_drag = click_task(panel, e);
 256
 257    if (wm_menu && !task_drag && !click_clock(panel, e) && (e->xbutton.button != 1) ) {
 258                 // forward the click to the desktop window (thanks conky)
 259                 XUngrabPointer(server.dsp, e->xbutton.time);
 260                 e->xbutton.window = server.root_win;
 261                 // icewm doesn't open under the mouse.
 262                 // and xfce doesn't open at all.
 263                 //e->xbutton.x = e->xbutton.x_root;
 264                 //e->xbutton.y = e->xbutton.y_root;
 265                 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
 266                 XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
 267                 XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
 268                 return;
 269    }
 270 /*
 271         if (e->xbutton.button != 1) return;
 272    GSList *l0;
 273    Taskbar *tskbar;
 274         if (panel_horizontal) {
 275                 int x = e->xbutton.x;
 276                 for (l0 = panel->area.list; l0 ; l0 = l0->next) {
 277                         tskbar = l0->data;
 278                         if (!tskbar->area.on_screen) continue;
 279                         if (x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 280                                 break;
 281                 }
 282                 if (l0) {
 283                         Task *tsk;
 284                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 285                                 tsk = l0->data;
 286                                 if (x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 287                                         task_drag = tsk;
 288                                         break;
 289                                 }
 290                         }
 291                 }
 292         }
 293         else {
 294                 int y = e->xbutton.y;
 295                 for (l0 = panel->area.list; l0 ; l0 = l0->next) {
 296                         tskbar = l0->data;
 297                         if (!tskbar->area.on_screen) continue;
 298                         if (y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 299                                 break;
 300                 }
 301                 if (l0) {
 302                         Task *tsk;
 303                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 304                                 tsk = l0->data;
 305                                 if (y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 306                                         task_drag = tsk;
 307                                         break;
 308                                 }
 309                         }
 310                 }
 311         }
 312 */
 313    XLowerWindow (server.dsp, panel->main_win);
 314 }
 315
 316
 317 void event_button_release (XEvent *e)
 318 {
 319    Panel *panel = get_panel(e->xany.window);
 320         if (!panel) return;
 321
 322         if (wm_menu && click_padding(panel, e)) {
 323                         // forward the click to the desktop window (thanks conky)
 324                         e->xbutton.window = server.root_win;
 325                         XSendEvent(server.dsp, e->xbutton.window, False, ButtonReleaseMask, e);
 326                         return;
 327         }
 328 /*
 329         if (wm_menu) {
 330                 if ((panel_horizontal && (e->xbutton.x < panel->area.paddingxlr || e->xbutton.x > panel->area.width-panel->area.paddingxlr || e->xbutton.y < panel->area.paddingy || e->xbutton.y > panel->area.paddingy+panel->g_taskbar.height)) || (!panel_horizontal && (e->xbutton.y < panel->area.paddingxlr || e->xbutton.y > panel->area.height-panel->area.paddingxlr || e->xbutton.x < panel->area.paddingy || e->xbutton.x > panel->area.paddingy+panel->g_taskbar.width))) {
 331                         // forward the click to the desktop window (thanks conky)
 332                         e->xbutton.window = server.root_win;
 333                         XSendEvent(server.dsp, e->xbutton.window, False, ButtonReleaseMask, e);
 334                         return;
 335                 }
 336         }
 337 */
 338
 339    int action = TOGGLE_ICONIFY;
 340    switch (e->xbutton.button) {
 341       case 2:
 342          action = mouse_middle;
 343          break;
 344       case 3:
 345          action = mouse_right;
 346          break;
 347       case 4:
 348          action = mouse_scroll_up;
 349          break;
 350       case 5:
 351          action = mouse_scroll_down;
 352          break;
 353       case 6:
 354          action = mouse_tilt_left;
 355          break;
 356       case 7:
 357          action = mouse_tilt_right;
 358          break;
 359    }
 360
 361         if ( click_clock(panel, e)) {
 362                 clock_action(e->xbutton.button);
 363                 XLowerWindow (server.dsp, panel->main_win);
 364                 task_drag = 0;
 365                 return;
 366         }
 367
 368         Taskbar *tskbar;
 369         if ( !(tskbar = click_taskbar(panel, e)) ) {
 370                 // TODO: check better solution to keep window below
 371                 XLowerWindow (server.dsp, panel->main_win);
 372                 task_drag = 0;
 373                 return;
 374         }
 375
 376    // drag and drop task
 377    if (task_drag) {
 378       if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
 379          if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
 380             windows_set_desktop(task_drag->win, tskbar->desktop);
 381             if (tskbar->desktop == server.desktop)
 382                set_active(task_drag->win);
 383             task_drag = 0;
 384          }
 385          return;
 386       }
 387       else task_drag = 0;
 388    }
 389
 390    // switch desktop
 391    if (panel_mode == MULTI_DESKTOP && action != mouse_tilt_left && action != mouse_tilt_right) {
 392       if (tskbar->desktop != server.desktop && action != CLOSE)
 393          set_desktop (tskbar->desktop);
 394         }
 395
 396    // action on task
 397    window_action( click_task(panel, e), action);
 398
 399    // to keep window below
 400    XLowerWindow (server.dsp, panel->main_win);
 401 /*
 402    int x = e->xbutton.x;
 403    int y = e->xbutton.y;
 404    // search taskbar
 405    Taskbar *tskbar;
 406    GSList *l0;
 407         Clock clk = panel->clock;
 408         if (panel_horizontal) {
 409                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 410                         clock_action(e->xbutton.button);
 411                 else {
 412                         for (l0 = panel->area.list; l0 ; l0 = l0->next) {
 413                                 tskbar = l0->data;
 414                                 if (!tskbar->area.on_screen) continue;
 415                                 if (x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 416                                         goto suite;
 417                         }
 418                 }
 419         }
 420         else {
 421                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 422                         clock_action(e->xbutton.button);
 423                 else {
 424                         for (l0 = panel->area.list; l0 ; l0 = l0->next) {
 425                                 tskbar = l0->data;
 426                                 if (!tskbar->area.on_screen) continue;
 427                                 if (y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 428                                         goto suite;
 429                         }
 430                 }
 431         }
 432
 433    // TODO: check better solution to keep window below
 434    XLowerWindow (server.dsp, panel->main_win);
 435    task_drag = 0;
 436    return;
 437
 438 suite:
 439    // drag and drop task
 440    if (task_drag) {
 441       if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
 442          if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
 443             windows_set_desktop(task_drag->win, tskbar->desktop);
 444             if (tskbar->desktop == server.desktop)
 445                set_active(task_drag->win);
 446             task_drag = 0;
 447          }
 448          return;
 449       }
 450       else task_drag = 0;
 451    }
 452
 453    // switch desktop
 454    if (panel_mode == MULTI_DESKTOP) {
 455       if (tskbar->desktop != server.desktop && action != CLOSE)
 456          set_desktop (tskbar->desktop);
 457         }
 458
 459    // action on task
 460    Task *tsk;
 461    GSList *l;
 462    for (l = tskbar->area.list ; l ; l = l->next) {
 463       tsk = l->data;
 464                 if (panel_horizontal) {
 465                         if (x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 466                                 window_action (tsk, action);
 467                                 break;
 468                         }
 469                 }
 470                 else {
 471                         if (y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 472                                 window_action (tsk, action);
 473                                 break;
 474                         }
 475                 }
 476    }
 477
 478    // to keep window below
 479    XLowerWindow (server.dsp, panel->main_win);
 480         */
 481 }
 482
 483
 484 void event_property_notify (XEvent *e)
 485 {
 486         int i, j;
 487    Task *tsk;
 488    Window win = e->xproperty.window;
 489    Atom at = e->xproperty.atom;
 490
 491    if (win == server.root_win) {
 492       if (!server.got_root_win) {
 493          XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 494          server.got_root_win = 1;
 495       }
 496
 497       // Change number of desktops
 498       else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
 499               server.nb_desktop = server_get_number_of_desktop ();
 500                         cleanup_taskbar();
 501                         init_taskbar();
 502                         visible_object();
 503                         for (i=0 ; i < nb_panel ; i++) {
 504                                 panel1[i].area.resize = 1;
 505                         }
 506                         task_refresh_tasklist();
 507                         panel_refresh = 1;
 508       }
 509       // Change desktop
 510       else if (at == server.atom._NET_CURRENT_DESKTOP) {
 511          server.desktop = server_get_current_desktop ();
 512          if (panel_mode != MULTI_DESKTOP) {
 513                                 visible_object();
 514          }
 515       }
 516       // Window list
 517       else if (at == server.atom._NET_CLIENT_LIST) {
 518          task_refresh_tasklist();
 519          panel_refresh = 1;
 520       }
 521       // Change active
 522       else if (at == server.atom._NET_ACTIVE_WINDOW) {
 523          GSList *l0;
 524         if (task_active) {
 525                                 for (i=0 ; i < nb_panel ; i++) {
 526                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 527                   for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 528                      tsk = l0->data;
 529                            tsk->area.is_active = 0;
 530                   }
 531                                         }
 532                                 }
 533                 task_active = 0;
 534                         }
 535          Window w1 = window_get_active ();
 536          Task *t = task_get_task(w1);
 537          if (!t) {
 538             Window w2;
 539             if (XGetTransientForHint(server.dsp, w1, &w2) != 0)
 540                if (w2) t = task_get_task(w2);
 541          }
 542                         if (task_urgent == t) {
 543                                 init_precision();
 544                                 task_urgent = 0;
 545                         }
 546                         // put active state on all task (multi_desktop)
 547          if (t) {
 548                                 for (i=0 ; i < nb_panel ; i++) {
 549                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 550                   for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 551                      tsk = l0->data;
 552                      if (tsk->win == t->win) {
 553                                 tsk->area.is_active = 1;
 554                                 //printf("active monitor %d, task %s\n", panel1[i].monitor, tsk->title);
 555                         }
 556                   }
 557                                         }
 558                                 }
 559                 task_active = t;
 560                         }
 561          panel_refresh = 1;
 562       }
 563       else if (at == server.atom._XROOTPMAP_ID) {
 564                         // change Wallpaper
 565                         for (i=0 ; i < nb_panel ; i++) {
 566                                 set_panel_background(&panel1[i]);
 567                         }
 568          panel_refresh = 1;
 569       }
 570    }
 571    else {
 572       tsk = task_get_task (win);
 573       if (!tsk) return;
 574       //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
 575
 576       // Window title changed
 577       if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
 578                         Task *tsk2;
 579                         GSList *l0;
 580                         get_title(tsk);
 581                         // changed other tsk->title
 582                         for (i=0 ; i < nb_panel ; i++) {
 583                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 584                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 585                                                 tsk2 = l0->data;
 586                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 587                                                         tsk2->title = tsk->title;
 588                                                         tsk2->area.redraw = 1;
 589                                                 }
 590                                         }
 591                                 }
 592                         }
 593          panel_refresh = 1;
 594       }
 595                 // Demand attention
 596       else if (at == server.atom._NET_WM_STATE) {
 597          if (window_is_urgent (win)) {
 598                                 task_urgent = tsk;
 599                                 tick_urgent = 0;
 600                                 time_precision = 1;
 601                         }
 602                 }
 603       else if (at == server.atom.WM_STATE) {
 604         // Iconic state
 605                         // TODO : try to delete following code
 606          if (window_is_iconified (win)) {
 607             if (task_active) {
 608                if (task_active->win == tsk->win) {
 609                                                 Task *tsk2;
 610                                                 GSList *l0;
 611                                                 for (i=0 ; i < nb_panel ; i++) {
 612                                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 613                                                                 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 614                                                                         tsk2 = l0->data;
 615                                                                         tsk2->area.is_active = 0;
 616                                                                 }
 617                                                         }
 618                                                 }
 619                   task_active = 0;
 620                }
 621             }
 622                         }
 623                 }
 624       // Window icon changed
 625       else if (at == server.atom._NET_WM_ICON) {
 626                    get_icon(tsk);
 627                         Task *tsk2;
 628                         GSList *l0;
 629                         for (i=0 ; i < nb_panel ; i++) {
 630                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 631                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 632                                                 tsk2 = l0->data;
 633                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 634                                                         tsk2->icon_width = tsk->icon_width;
 635                                                         tsk2->icon_height = tsk->icon_height;
 636                                                         tsk2->icon_data = tsk->icon_data;
 637                                                         tsk2->icon_data_active = tsk->icon_data_active;
 638                                                         tsk2->area.redraw = 1;
 639                                                 }
 640                                         }
 641                                 }
 642                         }
 643          panel_refresh = 1;
 644       }
 645       // Window desktop changed
 646       else if (at == server.atom._NET_WM_DESKTOP) {
 647                         int desktop = window_get_desktop (win);
 648                         int active = tsk->area.is_active;
 649                         //printf("  Window desktop changed %d, %d\n", tsk->desktop, desktop);
 650                         // bug in windowmaker : send unecessary 'desktop changed' when focus changed
 651                         if (desktop != tsk->desktop) {
 652                                 remove_task (tsk);
 653                                 tsk = add_task (win);
 654                                 if (tsk && active) {
 655                                         tsk->area.is_active = 1;
 656                                         task_active = tsk;
 657                                 }
 658                                 panel_refresh = 1;
 659                         }
 660       }
 661
 662       if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
 663    }
 664 }
 665
 666
 667 void event_expose (XEvent *e)
 668 {
 669    Panel *panel;
 670
 671         panel = get_panel(e->xany.window);
 672         if (!panel) return;
 673         // TODO : one panel_refresh per panel ?
 674    panel_refresh = 1;
 675 }
 676
 677
 678 void event_configure_notify (Window win)
 679 {
 680         // check 'win' move in systray
 681         TrayWindow *traywin;
 682         GSList *l;
 683         for (l = systray.list_icons; l ; l = l->next) {
 684                 traywin = (TrayWindow*)l->data;
 685                 if (traywin->id == win) {
 686                         //printf("move tray %d\n", traywin->x);
 687                         XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, traywin->width, traywin->height);
 688               panel_refresh = 1;
 689                         return;
 690                 }
 691         }
 692
 693         // check 'win' move in another monitor
 694    if (nb_panel == 1) return;
 695    if (server.nb_monitor == 1) return;
 696    Task *tsk = task_get_task (win);
 697    if (!tsk) return;
 698
 699    Panel *p = tsk->area.panel;
 700    if (p->monitor != window_get_monitor (win)) {
 701       remove_task (tsk);
 702       add_task (win);
 703       if (win == window_get_active ()) {
 704                    Task *tsk = task_get_task (win);
 705                         tsk->area.is_active = 1;
 706                         task_active = tsk;
 707                 }
 708       panel_refresh = 1;
 709    }
 710 }
 711
 712
 713 void event_timer()
 714 {
 715    struct timeval stv;
 716         int i;
 717
 718    if (gettimeofday(&stv, 0)) return;
 719
 720    if (abs(stv.tv_sec - time_clock.tv_sec) < time_precision) return;
 721         time_clock.tv_sec = stv.tv_sec;
 722         time_clock.tv_sec -= time_clock.tv_sec % time_precision;
 723
 724         // urgent task
 725         if (task_urgent) {
 726                 if (tick_urgent < max_tick_urgent) {
 727                         task_urgent->area.is_active = !task_urgent->area.is_active;
 728                         task_urgent->area.redraw = 1;
 729                         tick_urgent++;
 730                 }
 731         }
 732
 733         // update battery
 734 #ifdef ENABLE_BATTERY
 735         if (panel1[0].battery.area.on_screen) {
 736                 update_battery();
 737                 for (i=0 ; i < nb_panel ; i++)
 738                         panel1[i].battery.area.resize = 1;
 739         }
 740 #endif
 741
 742         // update clock
 743    if (time1_format) {
 744                 for (i=0 ; i < nb_panel ; i++)
 745                 panel1[i].clock.area.resize = 1;
 746         }
 747         panel_refresh = 1;
 748 }
 749
 750
 751 int main (int argc, char *argv[])
 752 {
 753    XEvent e;
 754    fd_set fd;
 755    int x11_fd, i, c;
 756    struct timeval tv;
 757    Panel *panel;
 758         GSList *it;
 759
 760    init ();
 761
 762 load_config:
 763    i = 0;
 764    c = getopt (argc, argv, "c:");
 765         init_config();
 766    if (c != -1) {
 767       i = config_read_file (optarg);
 768            c = getopt (argc, argv, "j:");
 769            if (c != -1) {
 770                         // usage: tint2 [-c] <config_file> -j <file> for internal use
 771            printf("file %s\n", optarg);
 772               cleanup();
 773            exit(0);
 774                 }
 775         }
 776    if (!i)
 777       i = config_read ();
 778    if (!i) {
 779       fprintf(stderr, "usage: tint2 [-c] <config_file>\n");
 780       cleanup();
 781       exit(1);
 782    }
 783    config_finish();
 784
 785    x11_fd = ConnectionNumber(server.dsp);
 786    XSync(server.dsp, False);
 787
 788    while (1) {
 789       // thanks to AngryLlama for the timer
 790       // Create a File Description Set containing x11_fd
 791       FD_ZERO (&fd);
 792       FD_SET (x11_fd, &fd);
 793
 794       tv.tv_usec = 500000;
 795       tv.tv_sec = 0;
 796
 797       // Wait for X Event or a Timer
 798       if (select(x11_fd+1, &fd, 0, 0, &tv)) {
 799          while (XPending (server.dsp)) {
 800             XNextEvent(server.dsp, &e);
 801
 802             switch (e.type) {
 803                case ButtonPress:
 804                   event_button_press (&e);
 805                   break;
 806
 807                case ButtonRelease:
 808                   event_button_release(&e);
 809                   break;
 810
 811                case Expose:
 812                 event_expose(&e);
 813                   break;
 814
 815                case PropertyNotify:
 816                   event_property_notify(&e);
 817                   break;
 818
 819                case ConfigureNotify:
 820                   if (e.xconfigure.window == server.root_win)
 821                      goto load_config;
 822                   else
 823                      event_configure_notify (e.xconfigure.window);
 824                   break;
 825
 826                                         case ReparentNotify:
 827                                                 if (!systray.area.on_screen)
 828                                                         break;
 829                                                 panel = (Panel*)systray.area.panel;
 830                                                 if (e.xany.window == panel->main_win) // reparented to us
 831                                                         break;
 832                                                 // FIXME: 'reparent to us' badly detected => disabled
 833                                                 break;
 834                                         case UnmapNotify:
 835                                         case DestroyNotify:
 836                                                 if (!systray.area.on_screen)
 837                                                         break;
 838                                                 for (it = systray.list_icons; it; it = g_slist_next(it)) {
 839                                                         if (((TrayWindow*)it->data)->id == e.xany.window) {
 840                                                                 remove_icon((TrayWindow*)it->data);
 841                                                                 break;
 842                                                         }
 843                                                 }
 844                                         break;
 845
 846                                         case ClientMessage:
 847                                                 if (!systray.area.on_screen) break;
 848                                                 if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
 849                                                         net_message(&e.xclient);
 850                                                 }
 851                   break;
 852             }
 853          }
 854       }
 855       event_timer();
 856
 857                 switch (signal_pending) {
 858                         case SIGUSR1:
 859                                 signal_pending = 0;
 860             goto load_config;
 861                         case SIGINT:
 862                         case SIGTERM:
 863                         case SIGHUP:
 864                            cleanup ();
 865                            return 0;
 866       }
 867
 868       if (panel_refresh) {
 869                         panel_refresh = 0;
 870
 871                         if (refresh_systray) {
 872                                 panel = (Panel*)systray.area.panel;
 873                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
 874                         }
 875                         for (i=0 ; i < nb_panel ; i++) {
 876                                 panel = &panel1[i];
 877
 878                                 if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 879                                 panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 880
 881                                 refresh(&panel->area);
 882                            XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
 883                         }
 884                         XFlush (server.dsp);
 885
 886                         if (refresh_systray) {
 887                                 refresh_systray = 0;
 888                                 panel = (Panel*)systray.area.panel;
 889                                 // tint2 doen't draw systray icons. it just redraw background.
 890                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
 891                                 // force icon's refresh
 892                                 refresh_systray_icon();
 893                         }
 894                 }
 895    }
 896 }
 897
 898