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 <unistd.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <stdint.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 #include "timer.h"
  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         struct sigaction sa = { .sa_handler = signal_handler };
  78         sigaction(SIGUSR1, &sa, 0);
  79         sigaction(SIGINT, &sa, 0);
  80         sigaction(SIGTERM, &sa, 0);
  81         sigaction(SIGHUP, &sa, 0);
  82         signal(SIGCHLD, SIG_IGN);               // don't have to wait() after fork()
  83         signal(SIGALRM, tooltip_sighandler);
  84         // block all signals, such that no race conditions occur before pselect in our main loop
  85         sigset_t block_mask;
  86         sigaddset(&block_mask, SIGINT);
  87         sigaddset(&block_mask, SIGTERM);
  88         sigaddset(&block_mask, SIGHUP);
  89         sigaddset(&block_mask, SIGUSR1);
  90         sigprocmask(SIG_BLOCK, &block_mask, 0);
  91
  92
  93         // set global data
  94         memset(&server, 0, sizeof(Server_global));
  95         memset(&systray, 0, sizeof(Systraybar));
  96
  97         server.dsp = XOpenDisplay (NULL);
  98         if (!server.dsp) {
  99                 fprintf(stderr, "tint2 exit : could not open display.\n");
 100                 exit(0);
 101         }
 102         server_init_atoms ();
 103         server.screen = DefaultScreen (server.dsp);
 104         server.root_win = RootWindow(server.dsp, server.screen);
 105         server.depth = DefaultDepth (server.dsp, server.screen);
 106         server.visual = DefaultVisual (server.dsp, server.screen);
 107         server.desktop = server_get_current_desktop ();
 108         XGCValues  gcv;
 109         server.gc = XCreateGC (server.dsp, server.root_win, (unsigned long)0, &gcv);
 110
 111         XSetErrorHandler ((XErrorHandler) server_catch_error);
 112
 113         imlib_context_set_display (server.dsp);
 114         imlib_context_set_visual (server.visual);
 115         imlib_context_set_colormap (DefaultColormap (server.dsp, server.screen));
 116
 117         /* Catch events */
 118         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 119
 120         setlocale (LC_ALL, "");
 121
 122         // load default icon
 123         gchar *path;
 124         const gchar * const *data_dirs;
 125         data_dirs = g_get_system_data_dirs ();
 126         for (i = 0; data_dirs[i] != NULL; i++)  {
 127                 path = g_build_filename(data_dirs[i], "tint2", "default_icon.png", NULL);
 128                 if (g_file_test (path, G_FILE_TEST_EXISTS))
 129                         default_icon = imlib_load_image(path);
 130                 g_free(path);
 131         }
 132
 133         // get monitor and desktop config
 134         get_monitors();
 135         get_desktops();
 136 }
 137
 138
 139 void cleanup()
 140 {
 141         cleanup_systray();
 142         stop_net();
 143         cleanup_panel();
 144         cleanup_tooltip();
 145         cleanup_clock();
 146 #ifdef ENABLE_BATTERY
 147         cleanup_battery();
 148 #endif
 149
 150         if (default_icon) {
 151                 imlib_context_set_image(default_icon);
 152                 imlib_free_image();
 153         }
 154         if (config_path) g_free(config_path);
 155         if (snapshot_path) g_free(snapshot_path);
 156
 157         if (server.monitor) free(server.monitor);
 158         XFreeGC(server.dsp, server.gc);
 159         XCloseDisplay(server.dsp);
 160 }
 161
 162
 163 void get_snapshot(const char *path)
 164 {
 165         Panel *panel = &panel1[0];
 166
 167         if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 168         panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 169
 170         refresh(&panel->area);
 171
 172         Imlib_Image img = NULL;
 173         imlib_context_set_drawable(panel->temp_pmap);
 174         img = imlib_create_image_from_drawable(0, 0, 0, panel->area.width, panel->area.height, 0);
 175
 176         imlib_context_set_image(img);
 177         imlib_save_image(path);
 178         imlib_free_image();
 179 }
 180
 181
 182 Taskbar *click_taskbar (Panel *panel, int x, int y)
 183 {
 184         Taskbar *tskbar;
 185         int i;
 186
 187         if (panel_horizontal) {
 188                 for (i=0; i < panel->nb_desktop ; i++) {
 189                         tskbar = &panel->taskbar[i];
 190                         if (tskbar->area.on_screen && x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 191                                 return tskbar;
 192                 }
 193         }
 194         else {
 195                 for (i=0; i < panel->nb_desktop ; i++) {
 196                         tskbar = &panel->taskbar[i];
 197                         if (tskbar->area.on_screen && y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 198                                 return tskbar;
 199                 }
 200         }
 201         return NULL;
 202 }
 203
 204
 205 Task *click_task (Panel *panel, int x, int y)
 206 {
 207         GSList *l0;
 208         Taskbar *tskbar;
 209
 210         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 211                 if (panel_horizontal) {
 212                         Task *tsk;
 213                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 214                                 tsk = l0->data;
 215                                 if (tsk->area.on_screen && x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 216                                         return tsk;
 217                                 }
 218                         }
 219                 }
 220                 else {
 221                         Task *tsk;
 222                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 223                                 tsk = l0->data;
 224                                 if (tsk->area.on_screen && y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 225                                         return tsk;
 226                                 }
 227                         }
 228                 }
 229         }
 230         return NULL;
 231 }
 232
 233
 234 int click_padding(Panel *panel, int x, int y)
 235 {
 236         if (panel_horizontal) {
 237                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 238                 return 1;
 239         }
 240         else {
 241                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 242                 return 1;
 243         }
 244         return 0;
 245 }
 246
 247
 248 int click_clock(Panel *panel, int x, int y)
 249 {
 250         Clock clk = panel->clock;
 251         if (panel_horizontal) {
 252                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 253                         return TRUE;
 254         } else {
 255                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 256                         return TRUE;
 257         }
 258         return FALSE;
 259 }
 260
 261
 262 void window_action (Task *tsk, int action)
 263 {
 264         if (!tsk) return;
 265         int desk;
 266         switch (action) {
 267                 case CLOSE:
 268                         set_close (tsk->win);
 269                         break;
 270                 case TOGGLE:
 271                         set_active(tsk->win);
 272                         break;
 273                 case ICONIFY:
 274                         XIconifyWindow (server.dsp, tsk->win, server.screen);
 275                         break;
 276                 case TOGGLE_ICONIFY:
 277                         if (task_active && tsk->win == task_active->win)
 278                                 XIconifyWindow (server.dsp, tsk->win, server.screen);
 279                         else
 280                                 set_active (tsk->win);
 281                         break;
 282                 case SHADE:
 283                         window_toggle_shade (tsk->win);
 284                         break;
 285                 case MAXIMIZE_RESTORE:
 286                         window_maximize_restore (tsk->win);
 287                         break;
 288                 case MAXIMIZE:
 289                         window_maximize_restore (tsk->win);
 290                         break;
 291                 case RESTORE:
 292                         window_maximize_restore (tsk->win);
 293                         break;
 294                 case DESKTOP_LEFT:
 295                         if ( tsk->desktop == 0 ) break;
 296                         desk = tsk->desktop - 1;
 297                         windows_set_desktop(tsk->win, desk);
 298                         if (desk == server.desktop)
 299                                 set_active(tsk->win);
 300                         break;
 301                 case DESKTOP_RIGHT:
 302                         if (tsk->desktop == server.nb_desktop ) break;
 303                         desk = tsk->desktop + 1;
 304                         windows_set_desktop(tsk->win, desk);
 305                         if (desk == server.desktop)
 306                                 set_active(tsk->win);
 307         }
 308 }
 309
 310
 311 void event_button_press (XEvent *e)
 312 {
 313         Panel *panel = get_panel(e->xany.window);
 314         if (!panel) return;
 315
 316         task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
 317
 318         if (wm_menu && !task_drag && !click_clock(panel, e->xbutton.x, e->xbutton.y) && (e->xbutton.button != 1) ) {
 319                 // forward the click to the desktop window (thanks conky)
 320                 XUngrabPointer(server.dsp, e->xbutton.time);
 321                 e->xbutton.window = server.root_win;
 322                 // icewm doesn't open under the mouse.
 323                 // and xfce doesn't open at all.
 324                 e->xbutton.x = e->xbutton.x_root;
 325                 e->xbutton.y = e->xbutton.y_root;
 326                 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
 327                 //XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
 328                 XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
 329                 return;
 330         }
 331
 332         XLowerWindow (server.dsp, panel->main_win);
 333 }
 334
 335
 336 void event_button_release (XEvent *e)
 337 {
 338         Panel *panel = get_panel(e->xany.window);
 339         if (!panel) return;
 340
 341         int action = TOGGLE_ICONIFY;
 342         switch (e->xbutton.button) {
 343                 case 2:
 344                         action = mouse_middle;
 345                         break;
 346                 case 3:
 347                         action = mouse_right;
 348                         break;
 349                 case 4:
 350                         action = mouse_scroll_up;
 351                         break;
 352                 case 5:
 353                         action = mouse_scroll_down;
 354                         break;
 355                 case 6:
 356                         action = mouse_tilt_left;
 357                         break;
 358                 case 7:
 359                         action = mouse_tilt_right;
 360                         break;
 361         }
 362
 363         if ( click_clock(panel, e->xbutton.x, e->xbutton.y)) {
 364                 clock_action(e->xbutton.button);
 365                 XLowerWindow (server.dsp, panel->main_win);
 366                 task_drag = 0;
 367                 return;
 368         }
 369
 370         Taskbar *tskbar;
 371         if ( !(tskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y)) ) {
 372                 // TODO: check better solution to keep window below
 373                 XLowerWindow (server.dsp, panel->main_win);
 374                 task_drag = 0;
 375                 return;
 376         }
 377
 378         // drag and drop task
 379         if (task_drag) {
 380                 if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
 381                         if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
 382                                 windows_set_desktop(task_drag->win, tskbar->desktop);
 383                                 if (tskbar->desktop == server.desktop)
 384                                         set_active(task_drag->win);
 385                                 task_drag = 0;
 386                         }
 387                         return;
 388                 }
 389                 else task_drag = 0;
 390         }
 391
 392         // switch desktop
 393         if (panel_mode == MULTI_DESKTOP) {
 394                 if (tskbar->desktop != server.desktop && action != CLOSE && action != DESKTOP_LEFT && action != DESKTOP_RIGHT)
 395                         set_desktop (tskbar->desktop);
 396         }
 397
 398         // action on task
 399         window_action( click_task(panel, e->xbutton.x, e->xbutton.y), action);
 400
 401         // to keep window below
 402         XLowerWindow (server.dsp, panel->main_win);
 403 }
 404
 405
 406 void event_property_notify (XEvent *e)
 407 {
 408         int i, j;
 409         Task *tsk;
 410         Window win = e->xproperty.window;
 411         Atom at = e->xproperty.atom;
 412
 413         if (win == server.root_win) {
 414                 if (!server.got_root_win) {
 415                         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 416                         server.got_root_win = 1;
 417                 }
 418
 419                 // Change number of desktops
 420                 else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
 421                         server.nb_desktop = server_get_number_of_desktop ();
 422                         cleanup_taskbar();
 423                         init_taskbar();
 424                         visible_object();
 425                         for (i=0 ; i < nb_panel ; i++) {
 426                                 panel1[i].area.resize = 1;
 427                         }
 428                         task_refresh_tasklist();
 429                         panel_refresh = 1;
 430                 }
 431                 // Change desktop
 432                 else if (at == server.atom._NET_CURRENT_DESKTOP) {
 433                         int old_desktop = server.desktop;
 434                         server.desktop = server_get_current_desktop ();
 435                         for (i=0 ; i < nb_panel ; i++) {
 436                                 Panel *panel = &panel1[i];
 437                                 if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
 438                                         // redraw both taskbar
 439                                         panel->taskbar[old_desktop].area.is_active = 0;
 440                                         panel->taskbar[old_desktop].area.resize = 1;
 441                                         panel->taskbar[server.desktop].area.is_active = 1;
 442                                         panel->taskbar[server.desktop].area.resize = 1;
 443                                         panel_refresh = 1;
 444                                 }
 445                                 // check ALLDESKTOP task => resize taskbar
 446                                 Taskbar *tskbar;
 447                                 Task *tsk;
 448                                 GSList *l;
 449                                 tskbar = &panel->taskbar[old_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 = 0;
 454                                                 tskbar->area.resize = 1;
 455                                                 panel_refresh = 1;
 456                                         }
 457                                 }
 458                                 tskbar = &panel->taskbar[server.desktop];
 459                                 for (l = tskbar->area.list; l ; l = l->next) {
 460                                         tsk = l->data;
 461                                         if (tsk->desktop == ALLDESKTOP) {
 462                                                 tsk->area.on_screen = 1;
 463                                                 tskbar->area.resize = 1;
 464                                         }
 465                                 }
 466                         }
 467                         if (panel_mode != MULTI_DESKTOP) {
 468                                 visible_object();
 469                         }
 470                 }
 471                 // Window list
 472                 else if (at == server.atom._NET_CLIENT_LIST) {
 473                         task_refresh_tasklist();
 474                         panel_refresh = 1;
 475                 }
 476                 // Change active
 477                 else if (at == server.atom._NET_ACTIVE_WINDOW) {
 478                         active_task();
 479                         panel_refresh = 1;
 480                 }
 481                 else if (at == server.atom._XROOTPMAP_ID) {
 482                         // change Wallpaper
 483                         for (i=0 ; i < nb_panel ; i++) {
 484                                 set_panel_background(&panel1[i]);
 485                         }
 486                         panel_refresh = 1;
 487                 }
 488         }
 489         else {
 490                 tsk = task_get_task (win);
 491                 if (!tsk) {
 492                         if (at != server.atom._NET_WM_STATE)
 493                                 return;
 494                         else {
 495                                 // xfce4 sends _NET_WM_STATE after minimized to tray, so we need to check if window is mapped
 496                                 // if it is mapped and not set as skip_taskbar, we must add it to our task list
 497                                 XWindowAttributes wa;
 498                                 XGetWindowAttributes(server.dsp, win, &wa);
 499                                 if (wa.map_state == IsViewable && !window_is_skip_taskbar(win)) {
 500                                         if ( (tsk = add_task(win)) )
 501                                                 panel_refresh = 1;
 502                                         else
 503                                                 return;
 504                                 }
 505                         }
 506                 }
 507                 //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
 508
 509                 // Window title changed
 510                 if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
 511                         Task *tsk2;
 512                         GSList *l0;
 513                         get_title(tsk);
 514                         // changed other tsk->title
 515                         for (i=0 ; i < nb_panel ; i++) {
 516                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 517                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 518                                                 tsk2 = l0->data;
 519                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 520                                                         tsk2->title = tsk->title;
 521                                                         tsk2->area.redraw = 1;
 522                                                 }
 523                                         }
 524                                 }
 525                         }
 526                         panel_refresh = 1;
 527                 }
 528                 // Demand attention
 529                 else if (at == server.atom._NET_WM_STATE) {
 530                         if (window_is_urgent (win)) {
 531                                 add_urgent(tsk);
 532                         }
 533                         if (window_is_skip_taskbar(win)) {
 534                                 remove_task( tsk );
 535                                 panel_refresh = 1;
 536                         }
 537                 }
 538 // We do not check for the iconified state, since it only unsets our active window
 539 // but in openbox a shaded window is considered iconified. So we would loose the active window
 540 // property on unshading it again (commented 01.10.2009)
 541 //              else if (at == server.atom.WM_STATE) {
 542 //                      // Iconic state
 543 //                      // TODO : try to delete following code
 544 //                      if (window_is_iconified (win)) {
 545 //                              if (task_active) {
 546 //                                      if (task_active->win == tsk->win) {
 547 //                                              Task *tsk2;
 548 //                                              GSList *l0;
 549 //                                              for (i=0 ; i < nb_panel ; i++) {
 550 //                                                      for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 551 //                                                              for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 552 //                                                                      tsk2 = l0->data;
 553 //                                                                      tsk2->area.is_active = 0;
 554 //                                                              }
 555 //                                                      }
 556 //                                              }
 557 //                                              task_active = 0;
 558 //                                      }
 559 //                              }
 560 //                      }
 561 //              }
 562                 // Window icon changed
 563                 else if (at == server.atom._NET_WM_ICON) {
 564                         get_icon(tsk);
 565                         Task *tsk2;
 566                         GSList *l0;
 567                         for (i=0 ; i < nb_panel ; i++) {
 568                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 569                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 570                                                 tsk2 = l0->data;
 571                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 572                                                         tsk2->icon_width = tsk->icon_width;
 573                                                         tsk2->icon_height = tsk->icon_height;
 574                                                         tsk2->icon = tsk->icon;
 575                                                         tsk2->icon_active = tsk->icon_active;
 576                                                         tsk2->area.redraw = 1;
 577                                                 }
 578                                         }
 579                                 }
 580                         }
 581                         panel_refresh = 1;
 582                 }
 583                 // Window desktop changed
 584                 else if (at == server.atom._NET_WM_DESKTOP) {
 585                         int desktop = window_get_desktop (win);
 586                         int active = tsk->area.is_active;
 587                         //printf("  Window desktop changed %d, %d\n", tsk->desktop, desktop);
 588                         // bug in windowmaker : send unecessary 'desktop changed' when focus changed
 589                         if (desktop != tsk->desktop) {
 590                                 remove_task (tsk);
 591                                 tsk = add_task (win);
 592                                 if (tsk && active) {
 593                                         tsk->area.is_active = 1;
 594                                         task_active = tsk;
 595                                 }
 596                                 panel_refresh = 1;
 597                         }
 598                 }
 599                 else if (at == server.atom.WM_HINTS) {
 600                         XWMHints* wmhints = XGetWMHints(server.dsp, win);
 601                         if (wmhints && wmhints->flags & XUrgencyHint) {
 602                                 add_urgent(tsk);
 603                         }
 604                         XFree(wmhints);
 605                 }
 606
 607                 if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
 608         }
 609 }
 610
 611
 612 void event_expose (XEvent *e)
 613 {
 614         if (e->xany.window == g_tooltip.window)
 615                 tooltip_update();
 616         else {
 617                 Panel *panel;
 618                 panel = get_panel(e->xany.window);
 619                 if (!panel) return;
 620                 // TODO : one panel_refresh per panel ?
 621                 panel_refresh = 1;
 622         }
 623 }
 624
 625
 626 void event_configure_notify (Window win)
 627 {
 628         // change in root window (xrandr)
 629         if (win == server.root_win) {
 630                 get_monitors();
 631                 init_config();
 632                 config_read_file (config_path);
 633                 init_panel();
 634                 cleanup_config();
 635                 return;
 636         }
 637
 638         // 'win' is a trayer icon
 639         TrayWindow *traywin;
 640         GSList *l;
 641         for (l = systray.list_icons; l ; l = l->next) {
 642                 traywin = (TrayWindow*)l->data;
 643                 if (traywin->id == win) {
 644                         //printf("move tray %d\n", traywin->x);
 645                         XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, traywin->width, traywin->height);
 646                         panel_refresh = 1;
 647                         return;
 648                 }
 649         }
 650
 651         // 'win' move in another monitor
 652         if (nb_panel == 1) return;
 653         Task *tsk = task_get_task (win);
 654         if (!tsk) return;
 655
 656         Panel *p = tsk->area.panel;
 657         if (p->monitor != window_get_monitor (win)) {
 658                 remove_task (tsk);
 659                 add_task (win);
 660                 if (win == window_get_active ()) {
 661                         Task *tsk = task_get_task (win);
 662                         tsk->area.is_active = 1;
 663                         task_active = tsk;
 664                 }
 665                 panel_refresh = 1;
 666         }
 667 }
 668
 669
 670 void event_timer()
 671 {
 672 }
 673
 674
 675 void dnd_message(XClientMessageEvent *e)
 676 {
 677         Panel *panel = get_panel(e->window);
 678         int x, y, mapX, mapY;
 679         Window child;
 680         x = (e->data.l[2] >> 16) & 0xFFFF;
 681         y = e->data.l[2] & 0xFFFF;
 682         XTranslateCoordinates(server.dsp, server.root_win, e->window, x, y, &mapX, &mapY, &child);
 683         Task* task = click_task(panel, mapX, mapY);
 684         if (task) {
 685                 if (task->desktop != server.desktop )
 686                         set_desktop (task->desktop);
 687                 window_action(task, TOGGLE);
 688         }
 689
 690         // send XdndStatus event to get more XdndPosition events
 691         XClientMessageEvent se;
 692         se.type = ClientMessage;
 693         se.window = e->data.l[0];
 694         se.message_type = server.atom.XdndStatus;
 695         se.format = 32;
 696         se.data.l[0] = e->window;  // XID of the target window
 697         se.data.l[1] = 0;          // bit 0: accept drop    bit 1: send XdndPosition events if inside rectangle
 698         se.data.l[2] = 0;          // Rectangle x,y for which no more XdndPosition events
 699         se.data.l[3] = (1 << 16) | 1;  // Rectangle w,h for which no more XdndPosition events
 700         se.data.l[4] = None;       // None = drop will not be accepted
 701         XSendEvent(server.dsp, e->data.l[0], False, NoEventMask, (XEvent*)&se);
 702 }
 703
 704
 705 int main (int argc, char *argv[])
 706 {
 707         XEvent e;
 708         fd_set fd_set;
 709         int x11_fd, i;
 710         Panel *panel;
 711         GSList *it;
 712         GSList* timer_iter;
 713         struct timer* timer;
 714
 715         init (argc, argv);
 716
 717         i = 0;
 718         init_config();
 719         if (config_path)
 720                 i = config_read_file (config_path);
 721         else
 722                 i = config_read ();
 723         if (!i) {
 724                 fprintf(stderr, "usage: tint2 [-c] <config_file>\n");
 725                 cleanup();
 726                 exit(1);
 727         }
 728         init_panel();
 729         cleanup_config();
 730         if (snapshot_path) {
 731                 get_snapshot(snapshot_path);
 732                 cleanup();
 733                 exit(0);
 734         }
 735
 736         x11_fd = ConnectionNumber(server.dsp);
 737         XSync(server.dsp, False);
 738
 739         sigset_t empty_mask;
 740         sigemptyset(&empty_mask);
 741
 742         while (1) {
 743                 // thanks to AngryLlama for the timer
 744                 // Create a File Description Set containing x11_fd, and every timer_fd
 745                 FD_ZERO (&fd_set);
 746                 FD_SET (x11_fd, &fd_set);
 747                 int max_fd = x11_fd;
 748                 timer_iter = timer_list;
 749                 while (timer_iter) {
 750                         timer = timer_iter->data;
 751                         max_fd = timer->id > max_fd ? timer->id : max_fd;
 752                         FD_SET(timer->id, &fd_set);
 753                         timer_iter = timer_iter->next;
 754                 }
 755
 756                 // Wait for X Event or a Timer
 757                 if (pselect(max_fd+1, &fd_set, 0, 0, 0, &empty_mask) > 0) {
 758                         while (XPending (server.dsp)) {
 759                                 XNextEvent(server.dsp, &e);
 760
 761                                 switch (e.type) {
 762                                         case ButtonPress:
 763                                                 tooltip_hide();
 764                                                 event_button_press (&e);
 765                                                 break;
 766
 767                                         case ButtonRelease:
 768                                                 event_button_release(&e);
 769                                                 break;
 770
 771                                         case MotionNotify: {
 772                                                 if (!g_tooltip.enabled) break;
 773                                                 Panel* panel = get_panel(e.xmotion.window);
 774                                                 Task* task = click_task(panel, e.xmotion.x, e.xmotion.y);
 775                                                 if (task)
 776                                                         tooltip_trigger_show(task, e.xmotion.x_root, e.xmotion.y_root);
 777                                                 else
 778                                                         tooltip_trigger_hide();
 779                                                 break;
 780                                         }
 781
 782                                         case LeaveNotify:
 783                                                 tooltip_trigger_hide();
 784                                                 break;
 785
 786                                         case Expose:
 787                                                 event_expose(&e);
 788                                                 break;
 789
 790                                         case PropertyNotify:
 791                                                 event_property_notify(&e);
 792                                                 break;
 793
 794                                         case ConfigureNotify:
 795                                                 event_configure_notify (e.xconfigure.window);
 796                                                 break;
 797
 798                                         case ReparentNotify:
 799                                                 if (!systray_enabled)
 800                                                         break;
 801                                                 panel = (Panel*)systray.area.panel;
 802                                                 if (e.xany.window == panel->main_win) // reparented to us
 803                                                         break;
 804                                                 // FIXME: 'reparent to us' badly detected => disabled
 805                                                 break;
 806                                         case UnmapNotify:
 807                                         case DestroyNotify:
 808                                                 if (!systray.area.on_screen)
 809                                                         break;
 810                                                 for (it = systray.list_icons; it; it = g_slist_next(it)) {
 811                                                         if (((TrayWindow*)it->data)->id == e.xany.window) {
 812                                                                 remove_icon((TrayWindow*)it->data);
 813                                                                 break;
 814                                                         }
 815                                                 }
 816                                         break;
 817
 818                                         case ClientMessage:
 819                                                 if (!systray.area.on_screen) break;
 820                                                 if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
 821                                                         net_message(&e.xclient);
 822                                                 }
 823                                                 else if (e.xclient.message_type == server.atom.XdndPosition) {
 824                                                         dnd_message(&e.xclient);
 825                                                 }
 826                                                 break;
 827                                 }
 828                         }
 829
 830                         timer_iter = timer_list;
 831                         while (timer_iter) {
 832                                 timer = timer_iter->data;
 833                                 if (FD_ISSET(timer->id, &fd_set)) {
 834                                         uint64_t dummy;
 835                                         read(timer->id, &dummy, sizeof(uint64_t));
 836                                         timer->_callback();
 837                                 }
 838                                 timer_iter = timer_iter->next;
 839                         }
 840                 }
 841
 842                 switch (signal_pending) {
 843                 case SIGUSR1: // reload config file
 844                         signal_pending = 0;
 845                         init_config();
 846                         config_read_file (config_path);
 847                         init_panel();
 848                         cleanup_config();
 849                         break;
 850                 case SIGINT:
 851                 case SIGTERM:
 852                 case SIGHUP:
 853                         cleanup ();
 854                         return 0;
 855                 }
 856
 857                 if (panel_refresh) {
 858                         panel_refresh = 0;
 859
 860                         if (refresh_systray) {
 861                                 panel = (Panel*)systray.area.panel;
 862                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
 863                         }
 864                         for (i=0 ; i < nb_panel ; i++) {
 865                                 panel = &panel1[i];
 866
 867                                 if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 868                                 panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 869
 870                                 refresh(&panel->area);
 871                                 XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
 872                         }
 873                         XFlush (server.dsp);
 874
 875                         if (refresh_systray) {
 876                                 refresh_systray = 0;
 877                                 panel = (Panel*)systray.area.panel;
 878                                 // tint2 doen't draw systray icons. it just redraw background.
 879                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
 880                                 // force icon's refresh
 881                                 refresh_systray_icon();
 882                         }
 883                 }
 884         }
 885 }
 886
 887