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

   1 /**************************************************************************
   2 *
   3 * Copyright (C) 2008 Pål Staurland (staura@gmail.com)
   4 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License version 2
   8 * as published by the Free Software Foundation.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 * You should have received a copy of the GNU General Public License
  15 * along with this program; if not, write to the Free Software
  16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17 **************************************************************************/
  18
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <string.h>
  22 #include <X11/Xlib.h>
  23 #include <X11/Xutil.h>
  24 #include <X11/Xatom.h>
  25 #include <cairo.h>
  26 #include <cairo-xlib.h>
  27 #include <pango/pangocairo.h>
  28
  29 #include "server.h"
  30 #include "config.h"
  31 #include "window.h"
  32 #include "task.h"
  33 #include "panel.h"
  34 #include "tooltip.h"
  35
  36
  37 int signal_pending;
  38 // --------------------------------------------------
  39 // mouse events
  40 int mouse_middle;
  41 int mouse_right;
  42 int mouse_scroll_up;
  43 int mouse_scroll_down;
  44 int mouse_tilt_left;
  45 int mouse_tilt_right;
  46
  47 int panel_mode;
  48 int wm_menu;
  49 int panel_dock;
  50 int panel_layer;
  51 int panel_position;
  52 int panel_horizontal;
  53 int panel_refresh;
  54 int task_dragged;
  55
  56 int panel_autohide;
  57 int panel_autohide_show_timeout;
  58 int panel_autohide_hide_timeout;
  59 int panel_autohide_height;
  60 int panel_strut_policy;
  61
  62 int  max_tick_urgent;
  63
  64 // panel's initial config
  65 Panel panel_config;
  66 // panels (one panel per monitor)
  67 Panel *panel1;
  68 int  nb_panel;
  69
  70 GArray* backgrounds;
  71
  72 Imlib_Image default_icon;
  73
  74 void default_panel()
  75 {
  76         panel1 = 0;
  77         nb_panel = 0;
  78         default_icon = NULL;
  79         task_dragged = 0;
  80         panel_horizontal = 1;
  81         panel_position = CENTER;
  82         panel_autohide = 0;
  83         panel_autohide_show_timeout = 0;
  84         panel_autohide_hide_timeout = 0;
  85         panel_autohide_height = 5;  // for vertical panels this is of course the width
  86         panel_strut_policy = STRUT_FOLLOW_SIZE;
  87         panel_dock = 0;  // default not in the dock
  88         panel_layer = BOTTOM_LAYER;  // default is bottom layer
  89         wm_menu = 0;
  90         max_tick_urgent = 14;
  91         backgrounds = g_array_new(0, 0, sizeof(Background));
  92
  93         memset(&panel_config, 0, sizeof(Panel));
  94
  95         // append full transparency background
  96         Background transparent_bg;
  97         memset(&transparent_bg, 0, sizeof(Background));
  98         g_array_append_val(backgrounds, transparent_bg);
  99 }
 100
 101 void cleanup_panel()
 102 {
 103         if (!panel1) return;
 104
 105         cleanup_taskbar();
 106
 107         int i;
 108         Panel *p;
 109         for (i=0 ; i < nb_panel ; i++) {
 110                 p = &panel1[i];
 111
 112                 free_area(&p->area);
 113                 if (p->temp_pmap) XFreePixmap(server.dsp, p->temp_pmap);
 114                 if (p->hidden_pixmap) XFreePixmap(server.dsp, p->hidden_pixmap);
 115                 if (p->main_win) XDestroyWindow(server.dsp, p->main_win);
 116         }
 117
 118         if (panel1) free(panel1);
 119         if (backgrounds)
 120                 g_array_free(backgrounds, 1);
 121         if (panel_config.g_task.font_desc) pango_font_description_free(panel_config.g_task.font_desc);
 122 }
 123
 124 void init_panel()
 125 {
 126         int i;
 127         Panel *p;
 128
 129         if (panel_config.monitor > (server.nb_monitor-1)) {
 130                 // server.nb_monitor minimum value is 1 (see get_monitors())
 131                 fprintf(stderr, "warning : monitor not found. tint2 default to all monitors.\n");
 132                 panel_config.monitor = 0;
 133         }
 134
 135         init_tooltip();
 136         init_systray();
 137         init_clock();
 138 #ifdef ENABLE_BATTERY
 139         init_battery();
 140 #endif
 141
 142         // number of panels (one monitor or 'all' monitors)
 143         if (panel_config.monitor >= 0)
 144                 nb_panel = 1;
 145         else
 146                 nb_panel = server.nb_monitor;
 147
 148         panel1 = malloc(nb_panel * sizeof(Panel));
 149         for (i=0 ; i < nb_panel ; i++) {
 150                 memcpy(&panel1[i], &panel_config, sizeof(Panel));
 151         }
 152
 153         fprintf(stderr, "tint2 : nb monitor %d, nb monitor used %d, nb desktop %d\n", server.nb_monitor, nb_panel, server.nb_desktop);
 154         for (i=0 ; i < nb_panel ; i++) {
 155                 p = &panel1[i];
 156
 157                 if (panel_config.monitor < 0)
 158                         p->monitor = i;
 159                 if ( p->area.bg == 0 )
 160                         p->area.bg = &g_array_index(backgrounds, Background, 0);
 161                 p->area.parent = p;
 162                 p->area.panel = p;
 163                 p->area.on_screen = 1;
 164                 p->area.resize = 1;
 165                 p->area._resize = resize_panel;
 166                 p->g_taskbar.area.parent = p;
 167                 p->g_taskbar.area.panel = p;
 168                 p->g_task.area.panel = p;
 169                 init_panel_size_and_position(p);
 170                 // add childs
 171                 if (clock_enabled) {
 172                         init_clock_panel(p);
 173                         p->area.list = g_slist_append(p->area.list, &p->clock);
 174                 }
 175 #ifdef ENABLE_BATTERY
 176                 if (battery_enabled) {
 177                         init_battery_panel(p);
 178                         p->area.list = g_slist_append(p->area.list, &p->battery);
 179                 }
 180 #endif
 181                 // systray only on first panel
 182                 if (systray.area.on_screen && i == 0) {
 183                         init_systray_panel(p);
 184                         p->area.list = g_slist_append(p->area.list, &systray);
 185                         refresh_systray = 1;
 186                 }
 187
 188                 // catch some events
 189                 XSetWindowAttributes att = { .colormap=server.colormap, .background_pixel=0, .border_pixel=0 };
 190                 unsigned long mask = CWEventMask|CWColormap|CWBackPixel|CWBorderPixel;
 191                 p->main_win = XCreateWindow(server.dsp, server.root_win, p->posx, p->posy, p->area.width, p->area.height, 0, server.depth, InputOutput, server.visual, mask, &att);
 192
 193                 long event_mask = ExposureMask|ButtonPressMask|ButtonReleaseMask|ButtonMotionMask;
 194                 if (g_tooltip.enabled)
 195                         event_mask |= PointerMotionMask|LeaveWindowMask;
 196                 if (panel_autohide)
 197                         event_mask |= LeaveWindowMask|EnterWindowMask;
 198                 XChangeWindowAttributes(server.dsp, p->main_win, CWEventMask, &(XSetWindowAttributes){.event_mask=event_mask});
 199
 200                 if (!server.gc) {
 201                         XGCValues  gcv;
 202                         server.gc = XCreateGC(server.dsp, p->main_win, 0, &gcv);
 203                 }
 204                 //printf("panel %d : %d, %d, %d, %d\n", i, p->posx, p->posy, p->area.width, p->area.height);
 205                 set_panel_properties(p);
 206                 set_panel_background(p);
 207                 if (snapshot_path == 0) {
 208                         // if we are not in 'snapshot' mode then map new panel
 209                         XMapWindow (server.dsp, p->main_win);
 210                 }
 211
 212                 if (panel_autohide)
 213                         add_timeout(panel_autohide_hide_timeout, 0, autohide_hide, p);
 214         }
 215
 216         panel_refresh = 1;
 217         init_taskbar();
 218         visible_object();
 219         task_refresh_tasklist();
 220         active_task();
 221 }
 222
 223
 224 void init_panel_size_and_position(Panel *panel)
 225 {
 226         // detect panel size
 227         if (panel_horizontal) {
 228                 if (panel->pourcentx)
 229                         panel->area.width = (float)server.monitor[panel->monitor].width * panel->area.width / 100;
 230                 if (panel->pourcenty)
 231                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->area.height / 100;
 232                 if (panel->area.bg->border.rounded > panel->area.height/2) {
 233                         printf("panel_background_id rounded is too big... please fix your tint2rc\n");
 234                         g_array_append_val(backgrounds, *panel->area.bg);
 235                         panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len-1);
 236                         panel->area.bg->border.rounded = panel->area.height/2;
 237                 }
 238         }
 239         else {
 240                 int old_panel_height = panel->area.height;
 241                 if (panel->pourcentx)
 242                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->area.width / 100;
 243                 else
 244                         panel->area.height = panel->area.width;
 245                 if (panel->pourcenty)
 246                         panel->area.width = (float)server.monitor[panel->monitor].width * old_panel_height / 100;
 247                 else
 248                         panel->area.width = old_panel_height;
 249                 if (panel->area.bg->border.rounded > panel->area.width/2) {
 250                         printf("panel_background_id rounded is too big... please fix your tint2rc\n");
 251                         g_array_append_val(backgrounds, *panel->area.bg);
 252                         panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len-1);
 253                         panel->area.bg->border.rounded = panel->area.width/2;
 254                 }
 255         }
 256
 257         // panel position determined here
 258         if (panel_position & LEFT) {
 259                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 260         }
 261         else {
 262                 if (panel_position & RIGHT) {
 263                         panel->posx = server.monitor[panel->monitor].x + server.monitor[panel->monitor].width - panel->area.width - panel->marginx;
 264                 }
 265                 else {
 266                         if (panel_horizontal)
 267                                 panel->posx = server.monitor[panel->monitor].x + ((server.monitor[panel->monitor].width - panel->area.width) / 2);
 268                         else
 269                                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 270                 }
 271         }
 272         if (panel_position & TOP) {
 273                 panel->posy = server.monitor[panel->monitor].y + panel->marginy;
 274         }
 275         else {
 276                 if (panel_position & BOTTOM) {
 277                         panel->posy = server.monitor[panel->monitor].y + server.monitor[panel->monitor].height - panel->area.height - panel->marginy;
 278                 }
 279                 else {
 280                         panel->posy = server.monitor[panel->monitor].y + ((server.monitor[panel->monitor].height - panel->area.height) / 2);
 281                 }
 282         }
 283
 284         // autohide or strut_policy=minimum
 285         int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
 286         if (panel_horizontal) {
 287                 panel->hidden_width = panel->area.width;
 288                 panel->hidden_height = panel->area.height - diff;
 289         }
 290         else {
 291                 panel->hidden_width = panel->area.width - diff;
 292                 panel->hidden_height = panel->area.height;
 293         }
 294         // printf("panel : posx %d, posy %d, width %d, height %d\n", panel->posx, panel->posy, panel->area.width, panel->area.height);
 295 }
 296
 297
 298 void resize_panel(void *obj)
 299 {
 300         Panel *panel = (Panel*)obj;
 301
 302         if (panel_horizontal) {
 303                 int taskbar_width, modulo_width = 0;
 304
 305                 taskbar_width = panel->area.width - (2 * panel->area.paddingxlr) - (2 * panel->area.bg->border.width);
 306                 if (panel->clock.area.on_screen && panel->clock.area.width)
 307                         taskbar_width -= (panel->clock.area.width + panel->area.paddingx);
 308         #ifdef ENABLE_BATTERY
 309                 if (panel->battery.area.on_screen && panel->battery.area.width)
 310                         taskbar_width -= (panel->battery.area.width + panel->area.paddingx);
 311         #endif
 312                 // TODO : systray only on first panel. search better implementation !
 313                 if (systray.area.on_screen && systray.area.width && panel == &panel1[0])
 314                         taskbar_width -= (systray.area.width + panel->area.paddingx);
 315
 316                 if (panel_mode == MULTI_DESKTOP) {
 317                         int width = taskbar_width - ((panel->nb_desktop-1) * panel->area.paddingx);
 318                         taskbar_width = width / panel->nb_desktop;
 319                         modulo_width = width % panel->nb_desktop;
 320                 }
 321
 322                 // change posx and width for all taskbar
 323                 int i, posx;
 324                 posx = panel->area.bg->border.width + panel->area.paddingxlr;
 325                 for (i=0 ; i < panel->nb_desktop ; i++) {
 326                         panel->taskbar[i].area.posx = posx;
 327                         panel->taskbar[i].area.width = taskbar_width;
 328                         panel->taskbar[i].area.resize = 1;
 329                         if (modulo_width) {
 330                                 panel->taskbar[i].area.width++;
 331                                 modulo_width--;
 332                         }
 333                         //printf("taskbar %d : posx %d, width, %d, posy %d\n", i, posx, panel->taskbar[i].area.width, posx + panel->taskbar[i].area.width);
 334                         if (panel_mode == MULTI_DESKTOP)
 335                                 posx += panel->taskbar[i].area.width + panel->area.paddingx;
 336                 }
 337         }
 338         else {
 339                 int taskbar_height, modulo_height = 0;
 340                 int i, posy;
 341
 342                 taskbar_height = panel->area.height - (2 * panel->area.paddingxlr) - (2 * panel->area.bg->border.width);
 343                 if (panel->clock.area.on_screen && panel->clock.area.height)
 344                         taskbar_height -= (panel->clock.area.height + panel->area.paddingx);
 345         #ifdef ENABLE_BATTERY
 346                 if (panel->battery.area.on_screen && panel->battery.area.height)
 347                         taskbar_height -= (panel->battery.area.height + panel->area.paddingx);
 348         #endif
 349                 // TODO : systray only on first panel. search better implementation !
 350                 if (systray.area.on_screen && systray.area.height && panel == &panel1[0])
 351                         taskbar_height -= (systray.area.height + panel->area.paddingx);
 352
 353                 posy = panel->area.height - panel->area.bg->border.width - panel->area.paddingxlr - taskbar_height;
 354                 if (panel_mode == MULTI_DESKTOP) {
 355                         int height = taskbar_height - ((panel->nb_desktop-1) * panel->area.paddingx);
 356                         taskbar_height = height / panel->nb_desktop;
 357                         modulo_height = height % panel->nb_desktop;
 358                 }
 359
 360                 // change posy and height for all taskbar
 361                 for (i=0 ; i < panel->nb_desktop ; i++) {
 362                         panel->taskbar[i].area.posy = posy;
 363                         panel->taskbar[i].area.height = taskbar_height;
 364                         panel->taskbar[i].area.resize = 1;
 365                         if (modulo_height) {
 366                                 panel->taskbar[i].area.height++;
 367                                 modulo_height--;
 368                         }
 369                         if (panel_mode == MULTI_DESKTOP)
 370                                 posy += panel->taskbar[i].area.height + panel->area.paddingx;
 371                 }
 372         }
 373 }
 374
 375
 376 void visible_object()
 377 {
 378         Panel *panel;
 379         int i, j;
 380
 381         for (i=0 ; i < nb_panel ; i++) {
 382                 panel = &panel1[i];
 383
 384                 Taskbar *taskbar;
 385                 for (j=0 ; j < panel->nb_desktop ; j++) {
 386                         taskbar = &panel->taskbar[j];
 387                         if (panel_mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) {
 388                                 // SINGLE_DESKTOP and not current desktop
 389                                 taskbar->area.on_screen = 0;
 390                         }
 391                         else {
 392                                 taskbar->area.on_screen = 1;
 393                         }
 394                 }
 395         }
 396         panel_refresh = 1;
 397 }
 398
 399 void update_strut(Panel* p)
 400 {
 401         if (panel_strut_policy == STRUT_NONE) {
 402                 XDeleteProperty(server.dsp, p->main_win, server.atom._NET_WM_STRUT);
 403                 XDeleteProperty(server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL);
 404                 return;
 405         }
 406
 407         // Reserved space
 408         unsigned int d1, screen_width, screen_height;
 409         Window d2;
 410         int d3;
 411         XGetGeometry(server.dsp, server.root_win, &d2, &d3, &d3, &screen_width, &screen_height, &d1, &d1);
 412         Monitor monitor = server.monitor[p->monitor];
 413         long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 414         if (panel_horizontal) {
 415                 int height = p->area.height + p->marginy;
 416                 if (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && p->is_hidden))
 417                         height = p->hidden_height;
 418                 if (panel_position & TOP) {
 419                         struts[2] = height + monitor.y;
 420                         struts[8] = p->posx;
 421                         // p->area.width - 1 allowed full screen on monitor 2
 422                         struts[9] = p->posx + p->area.width - 1;
 423                 }
 424                 else {
 425                         struts[3] = height + screen_height - monitor.y - monitor.height;
 426                         struts[10] = p->posx;
 427                         // p->area.width - 1 allowed full screen on monitor 2
 428                         struts[11] = p->posx + p->area.width - 1;
 429                 }
 430         }
 431         else {
 432                 int width = p->area.width + p->marginx;
 433                 if (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && p->is_hidden))
 434                         width = p->hidden_width;
 435                 if (panel_position & LEFT) {
 436                         struts[0] = width + monitor.x;
 437                         struts[4] = p->posy;
 438                         // p->area.width - 1 allowed full screen on monitor 2
 439                         struts[5] = p->posy + p->area.height - 1;
 440                 }
 441                 else {
 442                         struts[1] = width + screen_width - monitor.x - monitor.width;
 443                         struts[6] = p->posy;
 444                         // p->area.width - 1 allowed full screen on monitor 2
 445                         struts[7] = p->posy + p->area.height - 1;
 446                 }
 447         }
 448         // Old specification : fluxbox need _NET_WM_STRUT.
 449         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
 450         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
 451 }
 452
 453
 454 void set_panel_properties(Panel *p)
 455 {
 456         XStoreName (server.dsp, p->main_win, "tint2");
 457
 458         gsize len;
 459         gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
 460         if (name != NULL) {
 461                 XChangeProperty(server.dsp, p->main_win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
 462                 g_free(name);
 463         }
 464
 465         // Dock
 466         long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
 467         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
 468
 469         // Sticky and below other window
 470         val = ALLDESKTOP;
 471         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
 472         Atom state[4];
 473         state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
 474         state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
 475         state[2] = server.atom._NET_WM_STATE_STICKY;
 476         state[3] = panel_layer == BOTTOM_LAYER ? server.atom._NET_WM_STATE_BELOW : server.atom._NET_WM_STATE_ABOVE;
 477         int nb_atoms = panel_layer == NORMAL_LAYER ? 3 : 4;
 478         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, nb_atoms);
 479
 480         // Unfocusable
 481         XWMHints wmhints;
 482         if (panel_dock) {
 483                 wmhints.icon_window = wmhints.window_group = p->main_win;
 484                 wmhints.flags = StateHint | IconWindowHint;
 485                 wmhints.initial_state = WithdrawnState;
 486         }
 487         else {
 488                 wmhints.flags = InputHint;
 489                 wmhints.input = False;
 490         }
 491         XSetWMHints(server.dsp, p->main_win, &wmhints);
 492
 493         // Undecorated
 494         long prop[5] = { 2, 0, 0, 0, 0 };
 495         XChangeProperty(server.dsp, p->main_win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 496
 497         // XdndAware - Register for Xdnd events
 498         int version=5;
 499         XChangeProperty(server.dsp, p->main_win, server.atom.XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&version, 1);
 500
 501         update_strut(p);
 502
 503         // Fixed position and non-resizable window
 504         // Allow panel move and resize when tint2 reload config file
 505         int minwidth = panel_autohide ? p->hidden_width : p->area.width;
 506         int minheight = panel_autohide ? p->hidden_height : p->area.height;
 507         XSizeHints size_hints;
 508         size_hints.flags = PPosition|PMinSize|PMaxSize;
 509         size_hints.min_width = minwidth;
 510         size_hints.max_width = p->area.width;
 511         size_hints.min_height = minheight;
 512         size_hints.max_height = p->area.height;
 513         XSetWMNormalHints(server.dsp, p->main_win, &size_hints);
 514
 515         // Set WM_CLASS
 516         XClassHint* classhint = XAllocClassHint();
 517         classhint->res_name = "tint2";
 518         classhint->res_class = "Tint2";
 519         XSetClassHint(server.dsp, p->main_win, classhint);
 520         XFree(classhint);
 521 }
 522
 523
 524 void set_panel_background(Panel *p)
 525 {
 526         if (p->area.pix) XFreePixmap (server.dsp, p->area.pix);
 527         p->area.pix = XCreatePixmap (server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 528
 529         int xoff=0, yoff=0;
 530         if (panel_horizontal && panel_position & BOTTOM)
 531                 yoff = p->area.height-p->hidden_height;
 532         else if (!panel_horizontal && panel_position & RIGHT)
 533                 xoff = p->area.width-p->hidden_width;
 534
 535         if (server.real_transparency) {
 536                 clear_pixmap(p->area.pix, 0, 0, p->area.width, p->area.height);
 537         }
 538         else {
 539                 get_root_pixmap();
 540                 // copy background (server.root_pmap) in panel.area.pix
 541                 Window dummy;
 542                 int  x, y;
 543                 XTranslateCoordinates(server.dsp, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
 544                 if (panel_autohide && p->is_hidden) {
 545                         x -= xoff;
 546                         y -= yoff;
 547                 }
 548                 XSetTSOrigin(server.dsp, server.gc, -x, -y);
 549                 XFillRectangle(server.dsp, p->area.pix, server.gc, 0, 0, p->area.width, p->area.height);
 550         }
 551
 552         // draw background panel
 553         cairo_surface_t *cs;
 554         cairo_t *c;
 555         cs = cairo_xlib_surface_create (server.dsp, p->area.pix, server.visual, p->area.width, p->area.height);
 556         c = cairo_create (cs);
 557         draw_background(&p->area, c);
 558         cairo_destroy (c);
 559         cairo_surface_destroy (cs);
 560
 561         if (panel_autohide) {
 562                 if (p->hidden_pixmap) XFreePixmap(server.dsp, p->hidden_pixmap);
 563                 p->hidden_pixmap = XCreatePixmap(server.dsp, server.root_win, p->hidden_width, p->hidden_height, server.depth);
 564                 XCopyArea(server.dsp, p->area.pix, p->hidden_pixmap, server.gc, xoff, yoff, p->hidden_width, p->hidden_height, 0, 0);
 565         }
 566
 567         // redraw panel's object
 568         GSList *l0;
 569         Area *a;
 570         for (l0 = p->area.list; l0 ; l0 = l0->next) {
 571                 a = l0->data;
 572                 set_redraw(a);
 573         }
 574         // reset task 'state_pix'
 575         int i;
 576         Taskbar *tskbar;
 577         for (i=0 ; i < p->nb_desktop ; i++) {
 578                 tskbar = &p->taskbar[i];
 579                 for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 580                         set_task_redraw((Task *)l0->data);
 581                 }
 582         }
 583 }
 584
 585
 586 Panel *get_panel(Window win)
 587 {
 588         int i;
 589         for (i=0 ; i < nb_panel ; i++) {
 590                 if (panel1[i].main_win == win) {
 591                         return &panel1[i];
 592                 }
 593         }
 594         return 0;
 595 }
 596
 597
 598 Taskbar *click_taskbar (Panel *panel, int x, int y)
 599 {
 600         Taskbar *tskbar;
 601         int i;
 602
 603         if (panel_horizontal) {
 604                 for (i=0; i < panel->nb_desktop ; i++) {
 605                         tskbar = &panel->taskbar[i];
 606                         if (tskbar->area.on_screen && x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 607                                 return tskbar;
 608                 }
 609         }
 610         else {
 611                 for (i=0; i < panel->nb_desktop ; i++) {
 612                         tskbar = &panel->taskbar[i];
 613                         if (tskbar->area.on_screen && y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 614                                 return tskbar;
 615                 }
 616         }
 617         return NULL;
 618 }
 619
 620
 621 Task *click_task (Panel *panel, int x, int y)
 622 {
 623         GSList *l0;
 624         Taskbar *tskbar;
 625
 626         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 627                 if (panel_horizontal) {
 628                         Task *tsk;
 629                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 630                                 tsk = l0->data;
 631                                 if (tsk->area.on_screen && x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 632                                         return tsk;
 633                                 }
 634                         }
 635                 }
 636                 else {
 637                         Task *tsk;
 638                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 639                                 tsk = l0->data;
 640                                 if (tsk->area.on_screen && y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 641                                         return tsk;
 642                                 }
 643                         }
 644                 }
 645         }
 646         return NULL;
 647 }
 648
 649
 650 int click_padding(Panel *panel, int x, int y)
 651 {
 652         if (panel_horizontal) {
 653                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 654                 return 1;
 655         }
 656         else {
 657                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 658                 return 1;
 659         }
 660         return 0;
 661 }
 662
 663
 664 int click_clock(Panel *panel, int x, int y)
 665 {
 666         Clock clk = panel->clock;
 667         if (panel_horizontal) {
 668                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 669                         return TRUE;
 670         } else {
 671                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 672                         return TRUE;
 673         }
 674         return FALSE;
 675 }
 676
 677
 678 Area* click_area(Panel *panel, int x, int y)
 679 {
 680         Area* result = &panel->area;
 681         Area* new_result = result;
 682         do {
 683                 result = new_result;
 684                 GSList* it = result->list;
 685                 while (it) {
 686                         Area* a = it->data;
 687                         if (panel_horizontal) {
 688                                 if (a->on_screen && x >= a->posx && x <= (a->posx + a->width)) {
 689                                         new_result = a;
 690                                         break;
 691                                 }
 692                         } else {
 693                                 if (a->on_screen && y >= a->posy && y <= (a->posy + a->height)) {
 694                                         new_result = a;
 695                                         break;
 696                                 }
 697                         }
 698                         it = it->next;
 699                 }
 700         } while (new_result != result);
 701         return result;
 702 }
 703
 704
 705 void stop_autohide_timeout(Panel* p)
 706 {
 707         if (p->autohide_timeout) {
 708                 stop_timeout(p->autohide_timeout);
 709                 p->autohide_timeout = 0;
 710         }
 711 }
 712
 713
 714 void autohide_show(void* p)
 715 {
 716         Panel* panel = p;
 717         stop_autohide_timeout(panel);
 718         panel->is_hidden = 0;
 719         if (panel_strut_policy == STRUT_FOLLOW_SIZE)
 720                 update_strut(p);
 721
 722         XMapSubwindows(server.dsp, panel->main_win);  // systray windows
 723         if (panel_horizontal) {
 724                 if (panel_position & TOP)
 725                         XResizeWindow(server.dsp, panel->main_win, panel->area.width, panel->area.height);
 726                 else
 727                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy, panel->area.width, panel->area.height);
 728         }
 729         else {
 730                 if (panel_position & LEFT)
 731                         XResizeWindow(server.dsp, panel->main_win, panel->area.width, panel->area.height);
 732                 else
 733                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy, panel->area.width, panel->area.height);
 734         }
 735         refresh_systray = 1;   // ugly hack, because we actually only need to call XSetBackgroundPixmap
 736         panel_refresh = 1;
 737 }
 738
 739
 740 void autohide_hide(void* p)
 741 {
 742         Panel* panel = p;
 743         stop_autohide_timeout(panel);
 744         panel->is_hidden = 1;
 745         if (panel_strut_policy == STRUT_FOLLOW_SIZE)
 746                 update_strut(p);
 747
 748         XUnmapSubwindows(server.dsp, panel->main_win);  // systray windows
 749         int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
 750         //printf("autohide_hide : diff %d, w %d, h %d\n", diff, panel->hidden_width, panel->hidden_height);
 751         if (panel_horizontal) {
 752                 if (panel_position & TOP)
 753                         XResizeWindow(server.dsp, panel->main_win, panel->hidden_width, panel->hidden_height);
 754                 else
 755                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy+diff, panel->hidden_width, panel->hidden_height);
 756         }
 757         else {
 758                 if (panel_position & LEFT)
 759                         XResizeWindow(server.dsp, panel->main_win, panel->hidden_width, panel->hidden_height);
 760                 else
 761                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx+diff, panel->posy, panel->hidden_width, panel->hidden_height);
 762         }
 763         panel_refresh = 1;
 764 }
 765
 766
 767 void autohide_trigger_show(Panel* p)
 768 {
 769         if (!p)
 770                 return;
 771         if (p->autohide_timeout)
 772                 change_timeout(p->autohide_timeout, panel_autohide_show_timeout, 0, autohide_show, p);
 773         else
 774                 p->autohide_timeout = add_timeout(panel_autohide_show_timeout, 0, autohide_show, p);
 775 }
 776
 777
 778 void autohide_trigger_hide(Panel* p)
 779 {
 780         if (!p)
 781                 return;
 782
 783         Window root, child;
 784         int xr, yr, xw, yw;
 785         unsigned int mask;
 786         if (XQueryPointer(server.dsp, p->main_win, &root, &child, &xr, &yr, &xw, &yw, &mask))
 787                 if (child) return;  // mouse over one of the system tray icons
 788
 789         if (p->autohide_timeout)
 790                 change_timeout(p->autohide_timeout, panel_autohide_hide_timeout, 0, autohide_hide, p);
 791         else
 792                 p->autohide_timeout = add_timeout(panel_autohide_hide_timeout, 0, autohide_hide, p);
 793 }