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 Task *task_active;
  63 Task *task_drag;
  64 int  max_tick_urgent;
  65
  66 // panel's initial config
  67 Panel panel_config;
  68 // panels (one panel per monitor)
  69 Panel *panel1;
  70 int  nb_panel;
  71
  72 GArray* backgrounds;
  73
  74 Imlib_Image default_icon;
  75
  76
  77 void autohide_hide(void* p);
  78 void autohide_show(void* p);
  79
  80
  81 void default_panel()
  82 {
  83         panel1 = 0;
  84         nb_panel = 0;
  85         default_icon = NULL;
  86         task_active = 0;
  87         task_drag = 0;
  88         task_dragged = 0;
  89         panel_autohide = 0;
  90         panel_autohide_show_timeout = 0;
  91         panel_autohide_hide_timeout = 0;
  92         panel_autohide_height;  // for vertical panels this is of course the width
  93         panel_strut_policy = STRUT_MINIMUM;
  94         panel_dock = 0;  // default not in the dock
  95         panel_layer = BOTTOM_LAYER;  // default is bottom layer
  96         wm_menu = 0;
  97         max_tick_urgent = 7;
  98         memset(&panel_config, 0, sizeof(Panel));
  99         backgrounds = g_array_new(0, 0, sizeof(Background));
 100
 101         // append full transparency background
 102         Background transparent_bg;
 103         memset(&transparent_bg, 0, sizeof(Background));
 104         g_array_append_val(backgrounds, transparent_bg);
 105 }
 106
 107 void cleanup_panel()
 108 {
 109         if (!panel1) return;
 110
 111 printf("*** cleanup_panel()\n");
 112         cleanup_taskbar();
 113
 114         int i;
 115         Panel *p;
 116         for (i=0 ; i < nb_panel ; i++) {
 117                 p = &panel1[i];
 118
 119                 free_area(&p->area);
 120                 if (p->temp_pmap) XFreePixmap(server.dsp, p->temp_pmap);
 121                 if (p->hidden_pixmap) XFreePixmap(server.dsp, p->hidden_pixmap);
 122                 if (p->main_win) XDestroyWindow(server.dsp, p->main_win);
 123         }
 124
 125         if (panel1) free(panel1);
 126         if (backgrounds) g_array_free(backgrounds, 1);
 127         if (panel_config.g_task.font_desc) pango_font_description_free(panel_config.g_task.font_desc);
 128 }
 129
 130 void init_panel()
 131 {
 132         int i, old_nb_panel;
 133         Panel *new_panel, *p;
 134
 135         if (panel_config.monitor > (server.nb_monitor-1)) {
 136                 // server.nb_monitor minimum value is 1 (see get_monitors())
 137                 fprintf(stderr, "warning : monitor not found. tint2 default to all monitors.\n");
 138                 panel_config.monitor = 0;
 139         }
 140
 141         init_tooltip();
 142         init_systray();
 143         init_clock();
 144 #ifdef ENABLE_BATTERY
 145         init_battery();
 146 #endif
 147
 148         cleanup_taskbar();
 149         for (i=0 ; i < nb_panel ; i++) {
 150                 autohide_show(&panel1[i]);
 151                 free_area(&panel1[i].area);
 152                 if (panel1[i].temp_pmap) {
 153                         XFreePixmap(server.dsp, panel1[i].temp_pmap);
 154                         panel1[i].temp_pmap = 0;
 155                 }
 156         }
 157
 158         // number of panels
 159         old_nb_panel = nb_panel;
 160         if (panel_config.monitor >= 0)
 161                 nb_panel = 1;
 162         else
 163                 nb_panel = server.nb_monitor;
 164
 165         // freed old panels
 166         for (i=nb_panel ; i < old_nb_panel ; i++) {
 167                 if (panel1[i].main_win) {
 168                         XDestroyWindow(server.dsp, panel1[i].main_win);
 169                         panel1[i].main_win = 0;
 170                 }
 171         }
 172
 173         // alloc & init new panel
 174         Window old_win;
 175         if (nb_panel != old_nb_panel)
 176                 new_panel = realloc(panel1, nb_panel * sizeof(Panel));
 177         else
 178                 new_panel = panel1;
 179         for (i=0 ; i < nb_panel ; i++) {
 180                 old_win = new_panel[i].main_win;
 181                 memcpy(&new_panel[i], &panel_config, sizeof(Panel));
 182                 new_panel[i].main_win = old_win;
 183         }
 184
 185         fprintf(stderr, "tint2 : nb monitor %d, nb monitor used %d, nb desktop %d\n", server.nb_monitor, nb_panel, server.nb_desktop);
 186         for (i=0 ; i < nb_panel ; i++) {
 187                 p = &new_panel[i];
 188
 189                 if (panel_config.monitor < 0)
 190                         p->monitor = i;
 191                 p->area.parent = p;
 192                 p->area.panel = p;
 193                 p->area.on_screen = 1;
 194                 p->area.resize = 1;
 195                 p->area._resize = resize_panel;
 196                 p->g_taskbar.area.parent = p;
 197                 p->g_taskbar.area.panel = p;
 198                 p->g_task.area.panel = p;
 199                 init_panel_size_and_position(p);
 200                 // add childs
 201                 if (clock_enabled) {
 202                         init_clock_panel(p);
 203                         p->area.list = g_slist_append(p->area.list, &p->clock);
 204                 }
 205 #ifdef ENABLE_BATTERY
 206                 if (battery_enabled) {
 207                         init_battery_panel(p);
 208                         p->area.list = g_slist_append(p->area.list, &p->battery);
 209                 }
 210 #endif
 211                 // systray only on first panel
 212                 if (systray.area.on_screen && i == 0) {
 213                         init_systray_panel(p);
 214                         p->area.list = g_slist_append(p->area.list, &systray);
 215                         refresh_systray = 1;
 216                 }
 217
 218                 if (i >= old_nb_panel) {
 219                         // new panel : catch some events
 220                         XSetWindowAttributes att = { .colormap=server.colormap, .background_pixel=0, .border_pixel=0 };
 221                         unsigned long mask = CWEventMask|CWColormap|CWBackPixel|CWBorderPixel;
 222                         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);
 223                 }
 224                 else {
 225                         // old panel
 226                         XMoveResizeWindow(server.dsp, p->main_win, p->posx, p->posy, p->area.width, p->area.height);
 227                 }
 228
 229                 long event_mask = ExposureMask|ButtonPressMask|ButtonReleaseMask|ButtonMotionMask;
 230                 if (g_tooltip.enabled)
 231                         event_mask |= PointerMotionMask|LeaveWindowMask;
 232                 if (panel_autohide)
 233                         event_mask |= LeaveWindowMask|EnterWindowMask;
 234                 XChangeWindowAttributes(server.dsp, p->main_win, CWEventMask, &(XSetWindowAttributes){.event_mask=event_mask});
 235
 236                 if (!server.gc) {
 237                         XGCValues  gcv;
 238                         server.gc = XCreateGC(server.dsp, p->main_win, 0, &gcv);
 239                 }
 240                 //printf("panel %d : %d, %d, %d, %d\n", i, p->posx, p->posy, p->area.width, p->area.height);
 241                 set_panel_properties(p);
 242                 set_panel_background(p);
 243                 if (i >= old_nb_panel && snapshot_path == 0) {
 244                         // if we are not in 'snapshot' mode then map new panel
 245                         XMapWindow (server.dsp, p->main_win);
 246                 }
 247
 248                 if (panel_autohide)
 249                         add_timeout(panel_autohide_hide_timeout, 0, autohide_hide, p);
 250         }
 251
 252         panel1 = new_panel;
 253         panel_refresh = 1;
 254         init_taskbar();
 255         visible_object();
 256         task_refresh_tasklist();
 257         active_task();
 258 }
 259
 260
 261 void init_panel_size_and_position(Panel *panel)
 262 {
 263         // detect panel size
 264         if (panel_horizontal) {
 265                 if (panel->pourcentx)
 266                         panel->area.width = (float)server.monitor[panel->monitor].width * panel->area.width / 100;
 267                 if (panel->pourcenty)
 268                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->area.height / 100;
 269                 if (panel->area.bg->border.rounded > panel->area.height/2) {
 270                         printf("panel_background_id rounded is too big... please fix your tint2rc\n");
 271                         g_array_append_val(backgrounds, *panel->area.bg);
 272                         panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len-1);
 273                         panel->area.bg->border.rounded = panel->area.height/2;
 274                 }
 275         }
 276         else {
 277                 int old_panel_height = panel->area.height;
 278                 if (panel->pourcentx)
 279                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->area.width / 100;
 280                 else
 281                         panel->area.height = panel->area.width;
 282                 if (panel->pourcenty)
 283                         panel->area.width = (float)server.monitor[panel->monitor].width * old_panel_height / 100;
 284                 else
 285                         panel->area.width = old_panel_height;
 286                 if (panel->area.bg->border.rounded > panel->area.width/2) {
 287                         printf("panel_background_id rounded is too big... please fix your tint2rc\n");
 288                         g_array_append_val(backgrounds, *panel->area.bg);
 289                         panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len-1);
 290                         panel->area.bg->border.rounded = panel->area.width/2;
 291                 }
 292         }
 293
 294         // panel position determined here
 295         if (panel_position & LEFT) {
 296                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 297         }
 298         else {
 299                 if (panel_position & RIGHT) {
 300                         panel->posx = server.monitor[panel->monitor].x + server.monitor[panel->monitor].width - panel->area.width - panel->marginx;
 301                 }
 302                 else {
 303                         if (panel_horizontal)
 304                                 panel->posx = server.monitor[panel->monitor].x + ((server.monitor[panel->monitor].width - panel->area.width) / 2);
 305                         else
 306                                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 307                 }
 308         }
 309         if (panel_position & TOP) {
 310                 panel->posy = server.monitor[panel->monitor].y + panel->marginy;
 311         }
 312         else {
 313                 if (panel_position & BOTTOM) {
 314                         panel->posy = server.monitor[panel->monitor].y + server.monitor[panel->monitor].height - panel->area.height - panel->marginy;
 315                 }
 316                 else {
 317                         panel->posy = server.monitor[panel->monitor].y + ((server.monitor[panel->monitor].height - panel->area.height) / 2);
 318                 }
 319         }
 320
 321         if (panel_autohide) {
 322                 int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
 323                 if (panel_horizontal) {
 324                         panel->hidden_width = panel->area.width;
 325                         panel->hidden_height = panel->area.height - diff;
 326                 }
 327                 else {
 328                         panel->hidden_width = panel->area.width - diff;
 329                         panel->hidden_height = panel->area.height;
 330                 }
 331         }
 332         // printf("panel : posx %d, posy %d, width %d, height %d\n", panel->posx, panel->posy, panel->area.width, panel->area.height);
 333 }
 334
 335
 336 void resize_panel(void *obj)
 337 {
 338         Panel *panel = (Panel*)obj;
 339
 340         if (panel_horizontal) {
 341                 int taskbar_width, modulo_width = 0;
 342
 343                 taskbar_width = panel->area.width - (2 * panel->area.paddingxlr) - (2 * panel->area.bg->border.width);
 344                 if (panel->clock.area.on_screen && panel->clock.area.width)
 345                         taskbar_width -= (panel->clock.area.width + panel->area.paddingx);
 346         #ifdef ENABLE_BATTERY
 347                 if (panel->battery.area.on_screen && panel->battery.area.width)
 348                         taskbar_width -= (panel->battery.area.width + panel->area.paddingx);
 349         #endif
 350                 // TODO : systray only on first panel. search better implementation !
 351                 if (systray.area.on_screen && systray.area.width && panel == &panel1[0])
 352                         taskbar_width -= (systray.area.width + panel->area.paddingx);
 353
 354                 if (panel_mode == MULTI_DESKTOP) {
 355                         int width = taskbar_width - ((panel->nb_desktop-1) * panel->area.paddingx);
 356                         taskbar_width = width / panel->nb_desktop;
 357                         modulo_width = width % panel->nb_desktop;
 358                 }
 359
 360                 // change posx and width for all taskbar
 361                 int i, posx;
 362                 posx = panel->area.bg->border.width + panel->area.paddingxlr;
 363                 for (i=0 ; i < panel->nb_desktop ; i++) {
 364                         panel->taskbar[i].area.posx = posx;
 365                         panel->taskbar[i].area.width = taskbar_width;
 366                         panel->taskbar[i].area.resize = 1;
 367                         if (modulo_width) {
 368                                 panel->taskbar[i].area.width++;
 369                                 modulo_width--;
 370                         }
 371                         //printf("taskbar %d : posx %d, width, %d, posy %d\n", i, posx, panel->taskbar[i].area.width, posx + panel->taskbar[i].area.width);
 372                         if (panel_mode == MULTI_DESKTOP)
 373                                 posx += panel->taskbar[i].area.width + panel->area.paddingx;
 374                 }
 375         }
 376         else {
 377                 int taskbar_height, modulo_height = 0;
 378                 int i, posy;
 379
 380                 taskbar_height = panel->area.height - (2 * panel->area.paddingxlr) - (2 * panel->area.bg->border.width);
 381                 if (panel->clock.area.on_screen && panel->clock.area.height)
 382                         taskbar_height -= (panel->clock.area.height + panel->area.paddingx);
 383         #ifdef ENABLE_BATTERY
 384                 if (panel->battery.area.on_screen && panel->battery.area.height)
 385                         taskbar_height -= (panel->battery.area.height + panel->area.paddingx);
 386         #endif
 387                 // TODO : systray only on first panel. search better implementation !
 388                 if (systray.area.on_screen && systray.area.height && panel == &panel1[0])
 389                         taskbar_height -= (systray.area.height + panel->area.paddingx);
 390
 391                 posy = panel->area.height - panel->area.bg->border.width - panel->area.paddingxlr - taskbar_height;
 392                 if (panel_mode == MULTI_DESKTOP) {
 393                         int height = taskbar_height - ((panel->nb_desktop-1) * panel->area.paddingx);
 394                         taskbar_height = height / panel->nb_desktop;
 395                         modulo_height = height % panel->nb_desktop;
 396                 }
 397
 398                 // change posy and height for all taskbar
 399                 for (i=0 ; i < panel->nb_desktop ; i++) {
 400                         panel->taskbar[i].area.posy = posy;
 401                         panel->taskbar[i].area.height = taskbar_height;
 402                         panel->taskbar[i].area.resize = 1;
 403                         if (modulo_height) {
 404                                 panel->taskbar[i].area.height++;
 405                                 modulo_height--;
 406                         }
 407                         if (panel_mode == MULTI_DESKTOP)
 408                                 posy += panel->taskbar[i].area.height + panel->area.paddingx;
 409                 }
 410         }
 411 }
 412
 413
 414 void visible_object()
 415 {
 416         Panel *panel;
 417         int i, j;
 418
 419         for (i=0 ; i < nb_panel ; i++) {
 420                 panel = &panel1[i];
 421
 422                 Taskbar *taskbar;
 423                 for (j=0 ; j < panel->nb_desktop ; j++) {
 424                         taskbar = &panel->taskbar[j];
 425                         if (panel_mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) {
 426                                 // SINGLE_DESKTOP and not current desktop
 427                                 taskbar->area.on_screen = 0;
 428                         }
 429                         else {
 430                                 taskbar->area.on_screen = 1;
 431                         }
 432                 }
 433         }
 434         panel_refresh = 1;
 435 }
 436
 437 void update_strut(Panel* p)
 438 {
 439         if (panel_strut_policy == STRUT_NONE) {
 440                 XDeleteProperty(server.dsp, p->main_win, server.atom._NET_WM_STRUT);
 441                 XDeleteProperty(server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL);
 442                 return;
 443         }
 444
 445         // Reserved space
 446         unsigned int d1, screen_width, screen_height;
 447         Window d2;
 448         int d3;
 449         XGetGeometry(server.dsp, server.root_win, &d2, &d3, &d3, &screen_width, &screen_height, &d1, &d1);
 450         Monitor monitor = server.monitor[p->monitor];
 451         long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 452         if (panel_horizontal) {
 453                 int height = p->area.height + p->marginy;
 454                 if (panel_autohide && (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && p->is_hidden)) )
 455                         height = p->hidden_height;
 456                 if (panel_position & TOP) {
 457                         struts[2] = height + monitor.y;
 458                         struts[8] = p->posx;
 459                         // p->area.width - 1 allowed full screen on monitor 2
 460                         struts[9] = p->posx + p->area.width - 1;
 461                 }
 462                 else {
 463                         struts[3] = height + screen_height - monitor.y - monitor.height;
 464                         struts[10] = p->posx;
 465                         // p->area.width - 1 allowed full screen on monitor 2
 466                         struts[11] = p->posx + p->area.width - 1;
 467                 }
 468         }
 469         else {
 470                 int width = p->area.width + p->marginx;
 471                 if (panel_autohide && (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && p->is_hidden)) )
 472                         width = p->hidden_width;
 473                 if (panel_position & LEFT) {
 474                         struts[0] = width + monitor.x;
 475                         struts[4] = p->posy;
 476                         // p->area.width - 1 allowed full screen on monitor 2
 477                         struts[5] = p->posy + p->area.height - 1;
 478                 }
 479                 else {
 480                         struts[1] = width + screen_width - monitor.x - monitor.width;
 481                         struts[6] = p->posy;
 482                         // p->area.width - 1 allowed full screen on monitor 2
 483                         struts[7] = p->posy + p->area.height - 1;
 484                 }
 485         }
 486         // Old specification : fluxbox need _NET_WM_STRUT.
 487         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
 488         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
 489 }
 490
 491
 492 void set_panel_properties(Panel *p)
 493 {
 494         XStoreName (server.dsp, p->main_win, "tint2");
 495
 496         gsize len;
 497         gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
 498         if (name != NULL) {
 499                 XChangeProperty(server.dsp, p->main_win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
 500                 g_free(name);
 501         }
 502
 503         // Dock
 504         long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
 505         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
 506
 507         // Sticky and below other window
 508         val = ALLDESKTOP;
 509         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
 510         Atom state[4];
 511         state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
 512         state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
 513         state[2] = server.atom._NET_WM_STATE_STICKY;
 514         state[3] = panel_layer == BOTTOM_LAYER ? server.atom._NET_WM_STATE_BELOW : server.atom._NET_WM_STATE_ABOVE;
 515         int nb_atoms = panel_layer == NORMAL_LAYER ? 3 : 4;
 516         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, nb_atoms);
 517
 518         // Unfocusable
 519         XWMHints wmhints;
 520         if (panel_dock) {
 521                 wmhints.icon_window = wmhints.window_group = p->main_win;
 522                 wmhints.flags = StateHint | IconWindowHint;
 523                 wmhints.initial_state = WithdrawnState;
 524         }
 525         else {
 526                 wmhints.flags = InputHint;
 527                 wmhints.input = False;
 528         }
 529         XSetWMHints(server.dsp, p->main_win, &wmhints);
 530
 531         // Undecorated
 532         long prop[5] = { 2, 0, 0, 0, 0 };
 533         XChangeProperty(server.dsp, p->main_win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 534
 535         // XdndAware - Register for Xdnd events
 536         int version=5;
 537         XChangeProperty(server.dsp, p->main_win, server.atom.XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&version, 1);
 538
 539         update_strut(p);
 540
 541         // Fixed position and non-resizable window
 542         // Allow panel move and resize when tint2 reload config file
 543         int minwidth = panel_autohide ? p->hidden_width : p->area.width;
 544         int minheight = panel_autohide ? p->hidden_height : p->area.height;
 545         XSizeHints size_hints;
 546         size_hints.flags = PPosition|PMinSize|PMaxSize;
 547         size_hints.min_width = minwidth;
 548         size_hints.max_width = p->area.width;
 549         size_hints.min_height = minheight;
 550         size_hints.max_height = p->area.height;
 551         XSetWMNormalHints(server.dsp, p->main_win, &size_hints);
 552
 553         // Set WM_CLASS
 554         XClassHint* classhint = XAllocClassHint();
 555         classhint->res_name = "tint2";
 556         classhint->res_class = "Tint2";
 557         XSetClassHint(server.dsp, p->main_win, classhint);
 558         XFree(classhint);
 559 }
 560
 561
 562 void set_panel_background(Panel *p)
 563 {
 564         if (p->area.pix) XFreePixmap (server.dsp, p->area.pix);
 565         p->area.pix = XCreatePixmap (server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 566
 567         int xoff=0, yoff=0;
 568         if (panel_horizontal && panel_position & BOTTOM)
 569                 yoff = p->area.height-p->hidden_height;
 570         else if (!panel_horizontal && panel_position & RIGHT)
 571                 xoff = p->area.width-p->hidden_width;
 572
 573         if (server.real_transparency) {
 574                 clear_pixmap(p->area.pix, 0, 0, p->area.width, p->area.height);
 575         }
 576         else {
 577                 get_root_pixmap();
 578                 // copy background (server.root_pmap) in panel.area.pix
 579                 Window dummy;
 580                 int  x, y;
 581                 XTranslateCoordinates(server.dsp, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
 582                 if (panel_autohide && p->is_hidden) {
 583                         x -= xoff;
 584                         y -= yoff;
 585                 }
 586                 XSetTSOrigin(server.dsp, server.gc, -x, -y);
 587                 XFillRectangle(server.dsp, p->area.pix, server.gc, 0, 0, p->area.width, p->area.height);
 588         }
 589
 590         // draw background panel
 591         cairo_surface_t *cs;
 592         cairo_t *c;
 593         cs = cairo_xlib_surface_create (server.dsp, p->area.pix, server.visual, p->area.width, p->area.height);
 594         c = cairo_create (cs);
 595         draw_background(&p->area, c);
 596         cairo_destroy (c);
 597         cairo_surface_destroy (cs);
 598
 599         if (panel_autohide) {
 600                 if (p->hidden_pixmap) XFreePixmap(server.dsp, p->hidden_pixmap);
 601                 p->hidden_pixmap = XCreatePixmap(server.dsp, server.root_win, p->hidden_width, p->hidden_height, server.depth);
 602                 XCopyArea(server.dsp, p->area.pix, p->hidden_pixmap, server.gc, xoff, yoff, p->hidden_width, p->hidden_height, 0, 0);
 603         }
 604
 605         // redraw panel's object
 606         GSList *l0;
 607         Area *a;
 608         for (l0 = p->area.list; l0 ; l0 = l0->next) {
 609                 a = l0->data;
 610                 set_redraw(a);
 611         }
 612         // reset task 'state_pix'
 613         int i;
 614         Taskbar *tskbar;
 615         for (i=0 ; i < p->nb_desktop ; i++) {
 616                 tskbar = &p->taskbar[i];
 617                 for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 618                         set_task_redraw((Task *)l0->data);
 619                 }
 620         }
 621 }
 622
 623
 624 Panel *get_panel(Window win)
 625 {
 626         int i;
 627         for (i=0 ; i < nb_panel ; i++) {
 628                 if (panel1[i].main_win == win) {
 629                         return &panel1[i];
 630                 }
 631         }
 632         return 0;
 633 }
 634
 635
 636 Taskbar *click_taskbar (Panel *panel, int x, int y)
 637 {
 638         Taskbar *tskbar;
 639         int i;
 640
 641         if (panel_horizontal) {
 642                 for (i=0; i < panel->nb_desktop ; i++) {
 643                         tskbar = &panel->taskbar[i];
 644                         if (tskbar->area.on_screen && x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 645                                 return tskbar;
 646                 }
 647         }
 648         else {
 649                 for (i=0; i < panel->nb_desktop ; i++) {
 650                         tskbar = &panel->taskbar[i];
 651                         if (tskbar->area.on_screen && y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 652                                 return tskbar;
 653                 }
 654         }
 655         return NULL;
 656 }
 657
 658
 659 Task *click_task (Panel *panel, int x, int y)
 660 {
 661         GSList *l0;
 662         Taskbar *tskbar;
 663
 664         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 665                 if (panel_horizontal) {
 666                         Task *tsk;
 667                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 668                                 tsk = l0->data;
 669                                 if (tsk->area.on_screen && x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 670                                         return tsk;
 671                                 }
 672                         }
 673                 }
 674                 else {
 675                         Task *tsk;
 676                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 677                                 tsk = l0->data;
 678                                 if (tsk->area.on_screen && y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 679                                         return tsk;
 680                                 }
 681                         }
 682                 }
 683         }
 684         return NULL;
 685 }
 686
 687
 688 int click_padding(Panel *panel, int x, int y)
 689 {
 690         if (panel_horizontal) {
 691                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 692                 return 1;
 693         }
 694         else {
 695                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 696                 return 1;
 697         }
 698         return 0;
 699 }
 700
 701
 702 int click_clock(Panel *panel, int x, int y)
 703 {
 704         Clock clk = panel->clock;
 705         if (panel_horizontal) {
 706                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 707                         return TRUE;
 708         } else {
 709                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 710                         return TRUE;
 711         }
 712         return FALSE;
 713 }
 714
 715
 716 Area* click_area(Panel *panel, int x, int y)
 717 {
 718         Area* result = &panel->area;
 719         Area* new_result = result;
 720         do {
 721                 result = new_result;
 722                 GSList* it = result->list;
 723                 while (it) {
 724                         Area* a = it->data;
 725                         if (panel_horizontal) {
 726                                 if (a->on_screen && x >= a->posx && x <= (a->posx + a->width)) {
 727                                         new_result = a;
 728                                         break;
 729                                 }
 730                         } else {
 731                                 if (a->on_screen && y >= a->posy && y <= (a->posy + a->height)) {
 732                                         new_result = a;
 733                                         break;
 734                                 }
 735                         }
 736                         it = it->next;
 737                 }
 738         } while (new_result != result);
 739         return result;
 740 }
 741
 742
 743 void stop_autohide_timeout(Panel* p)
 744 {
 745         if (p->autohide_timeout) {
 746                 stop_timeout(p->autohide_timeout);
 747                 p->autohide_timeout = 0;
 748         }
 749 }
 750
 751
 752 void autohide_show(void* p)
 753 {
 754         Panel* panel = p;
 755         stop_autohide_timeout(panel);
 756         panel->is_hidden = 0;
 757         if (panel_strut_policy == STRUT_FOLLOW_SIZE)
 758                 update_strut(p);
 759
 760         XMapSubwindows(server.dsp, panel->main_win);  // systray windows
 761         if (panel_horizontal) {
 762                 if (panel_position & TOP)
 763                         XResizeWindow(server.dsp, panel->main_win, panel->area.width, panel->area.height);
 764                 else
 765                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy, panel->area.width, panel->area.height);
 766         }
 767         else {
 768                 if (panel_position & LEFT)
 769                         XResizeWindow(server.dsp, panel->main_win, panel->area.width, panel->area.height);
 770                 else
 771                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy, panel->area.width, panel->area.height);
 772         }
 773         refresh_systray = 1;   // ugly hack, because we actually only need to call XSetBackgroundPixmap
 774         panel_refresh = 1;
 775 }
 776
 777
 778 void autohide_hide(void* p)
 779 {
 780         Panel* panel = p;
 781         stop_autohide_timeout(panel);
 782         panel->is_hidden = 1;
 783         if (panel_strut_policy == STRUT_FOLLOW_SIZE)
 784                 update_strut(p);
 785
 786         XUnmapSubwindows(server.dsp, panel->main_win);  // systray windows
 787         int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
 788         if (panel_horizontal) {
 789                 if (panel_position & TOP)
 790                         XResizeWindow(server.dsp, panel->main_win, panel->hidden_width, panel->hidden_height);
 791                 else
 792                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy+diff, panel->hidden_width, panel->hidden_height);
 793         }
 794         else {
 795                 if (panel_position & LEFT)
 796                         XResizeWindow(server.dsp, panel->main_win, panel->hidden_width, panel->hidden_height);
 797                 else
 798                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx+diff, panel->posy, panel->hidden_width, panel->hidden_height);
 799         }
 800         panel_refresh = 1;
 801 }
 802
 803
 804 void autohide_trigger_show(Panel* p)
 805 {
 806         if (!p)
 807                 return;
 808         if (p->autohide_timeout)
 809                 change_timeout(p->autohide_timeout, panel_autohide_show_timeout, 0, autohide_show, p);
 810         else
 811                 p->autohide_timeout = add_timeout(panel_autohide_show_timeout, 0, autohide_show, p);
 812 }
 813
 814
 815 void autohide_trigger_hide(Panel* p)
 816 {
 817         if (!p)
 818                 return;
 819
 820         Window root, child;
 821         int xr, yr, xw, yw;
 822         unsigned int mask;
 823         if (XQueryPointer(server.dsp, p->main_win, &root, &child, &xr, &yr, &xw, &yw, &mask))
 824                 if (child) return;  // mouse over one of the system tray icons
 825
 826         if (p->autohide_timeout)
 827                 change_timeout(p->autohide_timeout, panel_autohide_hide_timeout, 0, autohide_hide, p);
 828         else
 829                 p->autohide_timeout = add_timeout(panel_autohide_hide_timeout, 0, autohide_hide, p);
 830 }