Dogcows Code - chaz/tint2/blob - src/tint.c

   1 /**************************************************************************
   2 *
   3 * Tint2 panel
   4 *
   5 * Copyright (C) 2007 Pål Staurland (staura@gmail.com)
   6 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License version 2
  10 * as published by the Free Software Foundation.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 **************************************************************************/
  20
  21 #include <sys/stat.h>
  22 #include <sys/time.h>
  23 #include <unistd.h>
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27 #include <X11/Xutil.h>
  28 #include <X11/Xatom.h>
  29 #include <X11/Xlocale.h>
  30 #include <Imlib2.h>
  31 #include <signal.h>
  32
  33 #include "server.h"
  34 #include "window.h"
  35 #include "config.h"
  36 #include "task.h"
  37 #include "taskbar.h"
  38 #include "systraybar.h"
  39 #include "panel.h"
  40 #include "tooltip.h"
  41
  42
  43 void signal_handler(int sig)
  44 {
  45         // signal handler is light as it should be
  46         signal_pending = sig;
  47 }
  48
  49
  50 void init (int argc, char *argv[])
  51 {
  52         int c;
  53
  54         // read options
  55         while ((c = getopt(argc , argv, "c:j:v")) != -1) {
  56                 switch (c) {
  57                         case 'c':
  58                         config_path = strdup (optarg);
  59                         break;
  60                         case 'j':
  61                         thumbnail_path = strdup (optarg);
  62                         break;
  63                         case 'v':
  64                         printf("tint2 version 0.7-svn\n");
  65                         exit(0);
  66                         break;
  67                 }
  68         }
  69
  70         // Set signal handler
  71         signal(SIGUSR1, signal_handler);
  72         signal(SIGINT, signal_handler);
  73         signal(SIGTERM, signal_handler);
  74         signal(SIGHUP, signal_handler);
  75         signal(SIGCHLD, SIG_IGN);               // don't have to wait() after fork()
  76         signal(SIGALRM, tooltip_sighandler);
  77
  78         // set global data
  79         memset(&server, 0, sizeof(Server_global));
  80         memset(&systray, 0, sizeof(Systraybar));
  81
  82         server.dsp = XOpenDisplay (NULL);
  83         if (!server.dsp) {
  84                 fprintf(stderr, "tint2 exit : could not open display.\n");
  85                 exit(0);
  86         }
  87         server_init_atoms ();
  88         server.screen = DefaultScreen (server.dsp);
  89         server.root_win = RootWindow(server.dsp, server.screen);
  90         server.depth = DefaultDepth (server.dsp, server.screen);
  91         server.visual = DefaultVisual (server.dsp, server.screen);
  92         server.desktop = server_get_current_desktop ();
  93         XGCValues  gcv;
  94         server.gc = XCreateGC (server.dsp, server.root_win, (unsigned long)0, &gcv) ;
  95
  96         XSetErrorHandler ((XErrorHandler) server_catch_error);
  97
  98         imlib_context_set_display (server.dsp);
  99         imlib_context_set_visual (server.visual);
 100         imlib_context_set_colormap (DefaultColormap (server.dsp, server.screen));
 101
 102         /* Catch events */
 103         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 104
 105         setlocale (LC_ALL, "");
 106 }
 107
 108
 109 void cleanup()
 110 {
 111         cleanup_panel();
 112
 113         if (time1_font_desc) pango_font_description_free(time1_font_desc);
 114         if (time2_font_desc) pango_font_description_free(time2_font_desc);
 115         if (time1_format) g_free(time1_format);
 116         if (time2_format) g_free(time2_format);
 117 #ifdef ENABLE_BATTERY
 118         if (bat1_font_desc) pango_font_description_free(bat1_font_desc);
 119         if (bat2_font_desc) pango_font_description_free(bat2_font_desc);
 120         if (battery_low_cmd) g_free(battery_low_cmd);
 121         if (path_energy_now) g_free(path_energy_now);
 122         if (path_energy_full) g_free(path_energy_full);
 123         if (path_current_now) g_free(path_current_now);
 124         if (path_status) g_free(path_status);
 125 #endif
 126         if (clock_lclick_command) g_free(clock_lclick_command);
 127         if (clock_rclick_command) g_free(clock_rclick_command);
 128         if (config_path) g_free(config_path);
 129         if (thumbnail_path) g_free(thumbnail_path);
 130
 131         if (server.monitor) free(server.monitor);
 132         XFreeGC(server.dsp, server.gc);
 133         XCloseDisplay(server.dsp);
 134 }
 135
 136
 137 Taskbar *click_taskbar (Panel *panel, int x, int y)
 138 {
 139         Taskbar *tskbar;
 140         int i;
 141
 142         if (panel_horizontal) {
 143                 for (i=0; i < panel->nb_desktop ; i++) {
 144                         tskbar = &panel->taskbar[i];
 145                         if (!tskbar->area.on_screen) continue;
 146                         if (x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 147                                 return tskbar;
 148                 }
 149         }
 150         else {
 151                 for (i=0; i < panel->nb_desktop ; i++) {
 152                         tskbar = &panel->taskbar[i];
 153                         if (!tskbar->area.on_screen) continue;
 154                         if (y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 155                                 return tskbar;
 156                 }
 157         }
 158         return NULL;
 159 }
 160
 161
 162 Task *click_task (Panel *panel, int x, int y)
 163 {
 164         GSList *l0;
 165         Taskbar *tskbar;
 166
 167         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 168                 if (panel_horizontal) {
 169                         Task *tsk;
 170                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 171                                 tsk = l0->data;
 172                                 if (x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 173                                         return tsk;
 174                                 }
 175                         }
 176                 }
 177                 else {
 178                         Task *tsk;
 179                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 180                                 tsk = l0->data;
 181                                 if (y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 182                                         return tsk;
 183                                 }
 184                         }
 185                 }
 186         }
 187         return NULL;
 188 }
 189
 190
 191 int click_padding(Panel *panel, int x, int y)
 192 {
 193         if (panel_horizontal) {
 194                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 195                 return 1;
 196         }
 197         else {
 198                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 199                 return 1;
 200         }
 201         return 0;
 202 }
 203
 204
 205 int click_clock(Panel *panel, int x, int y)
 206 {
 207         Clock clk = panel->clock;
 208         if (panel_horizontal) {
 209                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 210                         return TRUE;
 211         } else {
 212                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 213                         return TRUE;
 214         }
 215         return FALSE;
 216 }
 217
 218
 219 void window_action (Task *tsk, int action)
 220 {
 221         if (!tsk) return;
 222         int desk;
 223         switch (action) {
 224                 case CLOSE:
 225                         set_close (tsk->win);
 226                         break;
 227                 case TOGGLE:
 228                         set_active(tsk->win);
 229                         break;
 230                 case ICONIFY:
 231                         XIconifyWindow (server.dsp, tsk->win, server.screen);
 232                         break;
 233                 case TOGGLE_ICONIFY:
 234                         if (tsk == task_active) XIconifyWindow (server.dsp, tsk->win, server.screen);
 235                         else set_active (tsk->win);
 236                         break;
 237                 case SHADE:
 238                         window_toggle_shade (tsk->win);
 239                         break;
 240                 case MAXIMIZE_RESTORE:
 241                         window_maximize_restore (tsk->win);
 242                         break;
 243                 case MAXIMIZE:
 244                         window_maximize_restore (tsk->win);
 245                         break;
 246                 case RESTORE:
 247                         window_maximize_restore (tsk->win);
 248                         break;
 249                 case DESKTOP_LEFT:
 250                         if ( tsk->desktop == 0 ) break;
 251                         desk = tsk->desktop - 1;
 252                         windows_set_desktop(tsk->win, desk);
 253                         if (desk == server.desktop)
 254                                 set_active(tsk->win);
 255                         break;
 256                 case DESKTOP_RIGHT:
 257                         if (tsk->desktop == server.nb_desktop ) break;
 258                         desk = tsk->desktop + 1;
 259                         windows_set_desktop(tsk->win, desk);
 260                         if (desk == server.desktop)
 261                                 set_active(tsk->win);
 262         }
 263 }
 264
 265
 266 void event_button_press (XEvent *e)
 267 {
 268         Panel *panel = get_panel(e->xany.window);
 269         if (!panel) return;
 270
 271         if (panel_mode == MULTI_DESKTOP)
 272                 task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
 273
 274         if (wm_menu && !task_drag && !click_clock(panel, e->xbutton.x, e->xbutton.y) && (e->xbutton.button != 1) ) {
 275                 // forward the click to the desktop window (thanks conky)
 276                 XUngrabPointer(server.dsp, e->xbutton.time);
 277                 e->xbutton.window = server.root_win;
 278                 // icewm doesn't open under the mouse.
 279                 // and xfce doesn't open at all.
 280                 //e->xbutton.x = e->xbutton.x_root;
 281                 //e->xbutton.y = e->xbutton.y_root;
 282                 //printf("**** %d, %d\n", e->xbutton.x, e->xbutton.y);
 283                 XSetInputFocus(server.dsp, e->xbutton.window, RevertToParent, e->xbutton.time);
 284                 XSendEvent(server.dsp, e->xbutton.window, False, ButtonPressMask, e);
 285                 return;
 286         }
 287
 288         XLowerWindow (server.dsp, panel->main_win);
 289 }
 290
 291
 292 void event_button_release (XEvent *e)
 293 {
 294         Panel *panel = get_panel(e->xany.window);
 295         if (!panel) return;
 296
 297         if (wm_menu && click_padding(panel, e->xbutton.x, e->xbutton.y)) {
 298                         // forward the click to the desktop window (thanks conky)
 299                         e->xbutton.window = server.root_win;
 300                         XSendEvent(server.dsp, e->xbutton.window, False, ButtonReleaseMask, e);
 301                         return;
 302         }
 303
 304         int action = TOGGLE_ICONIFY;
 305         switch (e->xbutton.button) {
 306                 case 2:
 307                         action = mouse_middle;
 308                         break;
 309                 case 3:
 310                         action = mouse_right;
 311                         break;
 312                 case 4:
 313                         action = mouse_scroll_up;
 314                         break;
 315                 case 5:
 316                         action = mouse_scroll_down;
 317                         break;
 318                 case 6:
 319                         action = mouse_tilt_left;
 320                         break;
 321                 case 7:
 322                         action = mouse_tilt_right;
 323                         break;
 324         }
 325
 326         if ( click_clock(panel, e->xbutton.x, e->xbutton.y)) {
 327                 clock_action(e->xbutton.button);
 328                 XLowerWindow (server.dsp, panel->main_win);
 329                 task_drag = 0;
 330                 return;
 331         }
 332
 333         Taskbar *tskbar;
 334         if ( !(tskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y)) ) {
 335                 // TODO: check better solution to keep window below
 336                 XLowerWindow (server.dsp, panel->main_win);
 337                 task_drag = 0;
 338                 return;
 339         }
 340
 341         // drag and drop task
 342         if (task_drag) {
 343                 if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
 344                         if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
 345                                 windows_set_desktop(task_drag->win, tskbar->desktop);
 346                                 if (tskbar->desktop == server.desktop)
 347                                         set_active(task_drag->win);
 348                                 task_drag = 0;
 349                         }
 350                         return;
 351                 }
 352                 else task_drag = 0;
 353         }
 354
 355         // switch desktop
 356         if (panel_mode == MULTI_DESKTOP) {
 357                 if (tskbar->desktop != server.desktop && action != CLOSE && action != DESKTOP_LEFT && action != DESKTOP_RIGHT)
 358                         set_desktop (tskbar->desktop);
 359         }
 360
 361         // action on task
 362         window_action( click_task(panel, e->xbutton.x, e->xbutton.y), action);
 363
 364         // to keep window below
 365         XLowerWindow (server.dsp, panel->main_win);
 366 }
 367
 368
 369 void event_property_notify (XEvent *e)
 370 {
 371         int i, j;
 372         Task *tsk;
 373         Window win = e->xproperty.window;
 374         Atom at = e->xproperty.atom;
 375
 376         if (win == server.root_win) {
 377                 if (!server.got_root_win) {
 378                         XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 379                         server.got_root_win = 1;
 380                 }
 381
 382                 // Change number of desktops
 383                 else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
 384                         server.nb_desktop = server_get_number_of_desktop ();
 385                         cleanup_taskbar();
 386                         init_taskbar();
 387                         visible_object();
 388                         for (i=0 ; i < nb_panel ; i++) {
 389                                 panel1[i].area.resize = 1;
 390                         }
 391                         task_refresh_tasklist();
 392                         panel_refresh = 1;
 393                 }
 394                 // Change desktop
 395                 else if (at == server.atom._NET_CURRENT_DESKTOP) {
 396                         server.desktop = server_get_current_desktop ();
 397                         for (i=0 ; i < nb_panel ; i++) {
 398                                 Panel *panel = &panel1[i];
 399                                 if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
 400                                         // redraw taskbar
 401                                         panel_refresh = 1;
 402                                         Taskbar *tskbar;
 403                                         Task *tsk;
 404                                         GSList *l;
 405                                         for (j=0 ; j < panel->nb_desktop ; j++) {
 406                                                 tskbar = &panel->taskbar[j];
 407                                                 if (tskbar->area.is_active) {
 408                                                         tskbar->area.is_active = 0;
 409                                                         tskbar->area.redraw = 1;
 410                                                         for (l = tskbar->area.list; l ; l = l->next) {
 411                                                                 tsk = l->data;
 412                                                                 tsk->area.redraw = 1;
 413                                                         }
 414                                                 }
 415                                                 if (j == server.desktop) {
 416                                                         tskbar->area.is_active = 1;
 417                                                         tskbar->area.redraw = 1;
 418                                                         for (l = tskbar->area.list; l ; l = l->next) {
 419                                                                 tsk = l->data;
 420                                                                 tsk->area.redraw = 1;
 421                                                         }
 422                                                 }
 423                                         }
 424                                 }
 425                         }
 426                         if (panel_mode != MULTI_DESKTOP) {
 427                                 visible_object();
 428                         }
 429                 }
 430                 // Window list
 431                 else if (at == server.atom._NET_CLIENT_LIST) {
 432                         task_refresh_tasklist();
 433                         panel_refresh = 1;
 434                 }
 435                 // Change active
 436                 else if (at == server.atom._NET_ACTIVE_WINDOW) {
 437                         GSList *l0;
 438                         if (task_active) {
 439                                 for (i=0 ; i < nb_panel ; i++) {
 440                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 441                                                 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 442                                                         tsk = l0->data;
 443                                                         tsk->area.is_active = 0;
 444                                                 }
 445                                         }
 446                                 }
 447                                 task_active = 0;
 448                         }
 449                         Window w1 = window_get_active ();
 450                         Task *t = task_get_task(w1);
 451                         if (!t) {
 452                                 Window w2;
 453                                 if (XGetTransientForHint(server.dsp, w1, &w2) != 0)
 454                                         if (w2) t = task_get_task(w2);
 455                         }
 456                         if (task_urgent == t) {
 457                                 init_precision();
 458                                 task_urgent = 0;
 459                         }
 460                         // put active state on all task (multi_desktop)
 461                         if (t) {
 462                                 for (i=0 ; i < nb_panel ; i++) {
 463                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 464                                                 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 465                                                         tsk = l0->data;
 466                                                         if (tsk->win == t->win) {
 467                                                                 tsk->area.is_active = 1;
 468                                                                 //printf("active monitor %d, task %s\n", panel1[i].monitor, tsk->title);
 469                                                         }
 470                                                 }
 471                                         }
 472                                 }
 473                                 task_active = t;
 474                         }
 475                         panel_refresh = 1;
 476                 }
 477                 else if (at == server.atom._XROOTPMAP_ID) {
 478                         // change Wallpaper
 479                         for (i=0 ; i < nb_panel ; i++) {
 480                                 set_panel_background(&panel1[i]);
 481                         }
 482                         panel_refresh = 1;
 483                 }
 484         }
 485         else {
 486                 tsk = task_get_task (win);
 487                 if (!tsk) {
 488                         if ( at != server.atom._NET_WM_STATE)
 489                                 return;
 490                         else if ( !(tsk = add_task(win)) )
 491                                 return;
 492                 }
 493                 //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
 494
 495                 // Window title changed
 496                 if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
 497                         Task *tsk2;
 498                         GSList *l0;
 499                         get_title(tsk);
 500                         // changed other tsk->title
 501                         for (i=0 ; i < nb_panel ; i++) {
 502                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 503                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 504                                                 tsk2 = l0->data;
 505                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 506                                                         tsk2->title = tsk->title;
 507                                                         tsk2->area.redraw = 1;
 508                                                 }
 509                                         }
 510                                 }
 511                         }
 512                         panel_refresh = 1;
 513                 }
 514                 // Demand attention
 515                 else if (at == server.atom._NET_WM_STATE) {
 516                         if (window_is_urgent (win)) {
 517                                 task_urgent = tsk;
 518                                 tick_urgent = 0;
 519                                 time_precision = 1;
 520                         }
 521                         if (window_is_skip_taskbar(win)) {
 522                                 remove_task( tsk );
 523                                 panel_refresh = 1;
 524                         }
 525                 }
 526                 else if (at == server.atom.WM_STATE) {
 527                         // Iconic state
 528                         // TODO : try to delete following code
 529                         if (window_is_iconified (win)) {
 530                                 if (task_active) {
 531                                         if (task_active->win == tsk->win) {
 532                                                 Task *tsk2;
 533                                                 GSList *l0;
 534                                                 for (i=0 ; i < nb_panel ; i++) {
 535                                                         for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 536                                                                 for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 537                                                                         tsk2 = l0->data;
 538                                                                         tsk2->area.is_active = 0;
 539                                                                 }
 540                                                         }
 541                                                 }
 542                                                 task_active = 0;
 543                                         }
 544                                 }
 545                         }
 546                 }
 547                 // Window icon changed
 548                 else if (at == server.atom._NET_WM_ICON) {
 549                         get_icon(tsk);
 550                         Task *tsk2;
 551                         GSList *l0;
 552                         for (i=0 ; i < nb_panel ; i++) {
 553                                 for (j=0 ; j < panel1[i].nb_desktop ; j++) {
 554                                         for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
 555                                                 tsk2 = l0->data;
 556                                                 if (tsk->win == tsk2->win && tsk != tsk2) {
 557                                                         tsk2->icon_width = tsk->icon_width;
 558                                                         tsk2->icon_height = tsk->icon_height;
 559                                                         tsk2->icon = tsk->icon;
 560                                                         tsk2->icon_active = tsk->icon_active;
 561                                                         tsk2->area.redraw = 1;
 562                                                 }
 563                                         }
 564                                 }
 565                         }
 566                         panel_refresh = 1;
 567                 }
 568                 // Window desktop changed
 569                 else if (at == server.atom._NET_WM_DESKTOP) {
 570                         int desktop = window_get_desktop (win);
 571                         int active = tsk->area.is_active;
 572                         //printf("  Window desktop changed %d, %d\n", tsk->desktop, desktop);
 573                         // bug in windowmaker : send unecessary 'desktop changed' when focus changed
 574                         if (desktop != tsk->desktop) {
 575                                 remove_task (tsk);
 576                                 tsk = add_task (win);
 577                                 if (tsk && active) {
 578                                         tsk->area.is_active = 1;
 579                                         task_active = tsk;
 580                                 }
 581                                 panel_refresh = 1;
 582                         }
 583                 }
 584                 else if (at == server.atom.WM_HINTS) {
 585                         XWMHints* wmhints = XGetWMHints(server.dsp, win);
 586                         if (wmhints && wmhints->flags & XUrgencyHint) {
 587                                 task_urgent = tsk;
 588                                 tick_urgent = 0;
 589                                 time_precision = 1;
 590                         }
 591                         XFree(wmhints);
 592                 }
 593
 594                 if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
 595         }
 596 }
 597
 598
 599 void event_expose (XEvent *e)
 600 {
 601         if (e->xany.window == g_tooltip.window)
 602                 tooltip_update();
 603         else {
 604                 Panel *panel;
 605                 panel = get_panel(e->xany.window);
 606                 if (!panel) return;
 607                 // TODO : one panel_refresh per panel ?
 608                 panel_refresh = 1;
 609         }
 610 }
 611
 612
 613 void event_configure_notify (Window win)
 614 {
 615         // check 'win' move in systray
 616         TrayWindow *traywin;
 617         GSList *l;
 618         for (l = systray.list_icons; l ; l = l->next) {
 619                 traywin = (TrayWindow*)l->data;
 620                 if (traywin->id == win) {
 621                         //printf("move tray %d\n", traywin->x);
 622                         XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, traywin->width, traywin->height);
 623                         panel_refresh = 1;
 624                         return;
 625                 }
 626         }
 627
 628         // check 'win' move in another monitor
 629         if (nb_panel == 1) return;
 630         if (server.nb_monitor == 1) return;
 631         Task *tsk = task_get_task (win);
 632         if (!tsk) return;
 633
 634         Panel *p = tsk->area.panel;
 635         if (p->monitor != window_get_monitor (win)) {
 636                 remove_task (tsk);
 637                 add_task (win);
 638                 if (win == window_get_active ()) {
 639                         Task *tsk = task_get_task (win);
 640                         tsk->area.is_active = 1;
 641                         task_active = tsk;
 642                 }
 643                 panel_refresh = 1;
 644         }
 645 }
 646
 647
 648 void event_timer()
 649 {
 650         struct timeval stv;
 651         int i;
 652
 653         if (gettimeofday(&stv, 0)) return;
 654
 655         if (abs(stv.tv_sec - time_clock.tv_sec) < time_precision) return;
 656         time_clock.tv_sec = stv.tv_sec;
 657         time_clock.tv_sec -= time_clock.tv_sec % time_precision;
 658
 659         // urgent task
 660         if (task_urgent) {
 661                 if (tick_urgent < max_tick_urgent) {
 662                         task_urgent->area.is_active = !task_urgent->area.is_active;
 663                         task_urgent->area.redraw = 1;
 664                         tick_urgent++;
 665                 }
 666         }
 667
 668         // update battery
 669 #ifdef ENABLE_BATTERY
 670         if (panel1[0].battery.area.on_screen) {
 671                 update_battery();
 672                 for (i=0 ; i < nb_panel ; i++)
 673                         panel1[i].battery.area.resize = 1;
 674         }
 675 #endif
 676
 677         // update clock
 678         if (time1_format) {
 679                 for (i=0 ; i < nb_panel ; i++)
 680                         panel1[i].clock.area.resize = 1;
 681         }
 682         panel_refresh = 1;
 683 }
 684
 685
 686 void dnd_message(XClientMessageEvent *e)
 687 {
 688         Panel *panel = get_panel(e->window);
 689         int x, y, mapX, mapY;
 690         Window child;
 691         x = (e->data.l[2] >> 16) & 0xFFFF;
 692         y = e->data.l[2] & 0xFFFF;
 693         XTranslateCoordinates(server.dsp, server.root_win, e->window, x, y, &mapX, &mapY, &child);
 694         Task* task = click_task(panel, mapX, mapY);
 695         if (task) {
 696                 if (task->desktop != server.desktop )
 697                         set_desktop (task->desktop);
 698                 window_action(task, TOGGLE);
 699         }
 700
 701         // send XdndStatus event to get more XdndPosition events
 702         XClientMessageEvent se;
 703         se.type = ClientMessage;
 704         se.window = e->data.l[0];
 705         se.message_type = server.atom.XdndStatus;
 706         se.format = 32;
 707         se.data.l[0] = e->window;  // XID of the target window
 708         se.data.l[1] = 0;          // bit 0: accept drop    bit 1: send XdndPosition events if inside rectangle
 709         se.data.l[2] = 0;          // Rectangle x,y for which no more XdndPosition events
 710         se.data.l[3] = (1 << 16) | 1;  // Rectangle w,h for which no more XdndPosition events
 711         se.data.l[4] = None;       // None = drop will not be accepted
 712         XSendEvent(server.dsp, e->data.l[0], False, NoEventMask, (XEvent*)&se);
 713 }
 714
 715
 716 int main (int argc, char *argv[])
 717 {
 718         XEvent e;
 719         fd_set fd;
 720         int x11_fd, i;
 721         struct timeval tv;
 722         Panel *panel;
 723         GSList *it;
 724
 725         init (argc, argv);
 726 load_config:
 727         i = 0;
 728         init_config();
 729         if (config_path)
 730                 i = config_read_file (config_path);
 731         else
 732                 i = config_read ();
 733         if (!i) {
 734                 fprintf(stderr, "usage: tint2 [-c] <config_file>\n");
 735                 cleanup();
 736                 exit(1);
 737         }
 738         config_finish();
 739         if (thumbnail_path) {
 740                 // usage: tint2 -j <file> for internal use
 741                 printf("file %s\n", thumbnail_path);
 742                 cleanup();
 743                 exit(0);
 744         }
 745
 746         x11_fd = ConnectionNumber(server.dsp);
 747         XSync(server.dsp, False);
 748
 749         while (1) {
 750                 // thanks to AngryLlama for the timer
 751                 // Create a File Description Set containing x11_fd
 752                 FD_ZERO (&fd);
 753                 FD_SET (x11_fd, &fd);
 754
 755                 tv.tv_usec = 500000;
 756                 tv.tv_sec = 0;
 757
 758                 // Wait for X Event or a Timer
 759                 if (select(x11_fd+1, &fd, 0, 0, &tv)) {
 760                         while (XPending (server.dsp)) {
 761                                 XNextEvent(server.dsp, &e);
 762
 763                                 switch (e.type) {
 764                                         case ButtonPress:
 765                                                 tooltip_hide();
 766                                                 event_button_press (&e);
 767                                                 break;
 768
 769                                         case ButtonRelease:
 770                                                 event_button_release(&e);
 771                                                 break;
 772
 773                                         case MotionNotify: {
 774                                                 Panel* panel = get_panel(e.xmotion.window);
 775                                                 Task* task = click_task(panel, e.xmotion.x, e.xmotion.y);
 776                                                 if (task)
 777                                                         tooltip_trigger_show(task, e.xmotion.x_root, e.xmotion.y_root);
 778                                                 else
 779                                                         tooltip_trigger_hide();
 780                                                 break;
 781                                         }
 782
 783                                         case LeaveNotify:
 784                                                 tooltip_trigger_hide();
 785                                                 break;
 786
 787                                         case Expose:
 788                                                 event_expose(&e);
 789                                                 break;
 790
 791                                         case PropertyNotify:
 792                                                 event_property_notify(&e);
 793                                                 break;
 794
 795                                         case ConfigureNotify:
 796                                                 if (e.xconfigure.window == server.root_win)
 797                                                         goto load_config;
 798                                                 else
 799                                                         event_configure_notify (e.xconfigure.window);
 800                                                 break;
 801
 802                                         case ReparentNotify:
 803                                                 if (!systray.area.on_screen)
 804                                                         break;
 805                                                 panel = (Panel*)systray.area.panel;
 806                                                 if (e.xany.window == panel->main_win) // reparented to us
 807                                                         break;
 808                                                 // FIXME: 'reparent to us' badly detected => disabled
 809                                                 break;
 810                                         case UnmapNotify:
 811                                         case DestroyNotify:
 812                                                 if (!systray.area.on_screen)
 813                                                         break;
 814                                                 for (it = systray.list_icons; it; it = g_slist_next(it)) {
 815                                                         if (((TrayWindow*)it->data)->id == e.xany.window) {
 816                                                                 remove_icon((TrayWindow*)it->data);
 817                                                                 break;
 818                                                         }
 819                                                 }
 820                                         break;
 821
 822                                         case ClientMessage:
 823                                                 if (!systray.area.on_screen) break;
 824                                                 if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
 825                                                         net_message(&e.xclient);
 826                                                 }
 827                                                 else if (e.xclient.message_type == server.atom.XdndPosition) {
 828                                                         dnd_message(&e.xclient);
 829                                                 }
 830                                                 break;
 831                                 }
 832                         }
 833                 }
 834                 event_timer();
 835
 836                 switch (signal_pending) {
 837                         case SIGUSR1:
 838                                 signal_pending = 0;
 839                                 goto load_config;
 840                         case SIGINT:
 841                         case SIGTERM:
 842                         case SIGHUP:
 843                                 cleanup ();
 844                                 return 0;
 845                 }
 846
 847                 if (panel_refresh) {
 848                         panel_refresh = 0;
 849
 850                         if (refresh_systray) {
 851                                 panel = (Panel*)systray.area.panel;
 852                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
 853                         }
 854                         for (i=0 ; i < nb_panel ; i++) {
 855                                 panel = &panel1[i];
 856
 857                                 if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
 858                                 panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
 859
 860                                 refresh(&panel->area);
 861                                 XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
 862                         }
 863                         XFlush (server.dsp);
 864
 865                         if (refresh_systray) {
 866                                 refresh_systray = 0;
 867                                 panel = (Panel*)systray.area.panel;
 868                                 // tint2 doen't draw systray icons. it just redraw background.
 869                                 XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
 870                                 // force icon's refresh
 871                                 refresh_systray_icon();
 872                         }
 873                 }
 874         }
 875 }
 876
 877