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, j;
 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_launcher();
 138         init_clock();
 139 #ifdef ENABLE_BATTERY
 140         init_battery();
 141 #endif
 142
 143         // number of panels (one monitor or 'all' monitors)
 144         if (panel_config.monitor >= 0)
 145                 nb_panel = 1;
 146         else
 147                 nb_panel = server.nb_monitor;
 148
 149         panel1 = malloc(nb_panel * sizeof(Panel));
 150         for (i=0 ; i < nb_panel ; i++) {
 151                 memcpy(&panel1[i], &panel_config, sizeof(Panel));
 152         }
 153
 154         fprintf(stderr, "tint2 : nb monitor %d, nb monitor used %d, nb desktop %d\n", server.nb_monitor, nb_panel, server.nb_desktop);
 155         for (i=0 ; i < nb_panel ; i++) {
 156                 p = &panel1[i];
 157
 158                 if (panel_config.monitor < 0)
 159                         p->monitor = i;
 160                 if ( p->area.bg == 0 )
 161                         p->area.bg = &g_array_index(backgrounds, Background, 0);
 162                 p->area.parent = p;
 163                 p->area.panel = p;
 164                 p->area.on_screen = 1;
 165                 p->area.resize = 1;
 166                 p->area.size_mode = SIZE_BY_LAYOUT;
 167                 p->area._resize = resize_panel;
 168                 p->g_taskbar.area.parent = p;
 169                 p->g_taskbar.area.panel = p;
 170                 p->g_task.area.panel = p;
 171                 init_panel_size_and_position(p);
 172                 // add childs
 173                 // TODO : should respect the order of 'panel_items' config parameter
 174                 if (launcher_enabled) {
 175                         init_launcher_panel(p);
 176                         p->area.list = g_slist_append(p->area.list, &p->launcher);
 177                 }
 178                 p->nb_desktop = server.nb_desktop;
 179                 p->taskbar = calloc(p->nb_desktop, sizeof(Taskbar));
 180                 for (j=0 ; j < p->nb_desktop ; j++) {
 181                         p->area.list = g_slist_append(p->area.list, &p->taskbar[j]);
 182                 }
 183 #ifdef ENABLE_BATTERY
 184                 if (battery_enabled) {
 185                         init_battery_panel(p);
 186                         p->area.list = g_slist_append(p->area.list, &p->battery);
 187                 }
 188 #endif
 189                 // systray only on first panel
 190                 if (systray.area.on_screen && i == 0) {
 191                         init_systray_panel(p);
 192                         p->area.list = g_slist_append(p->area.list, &systray);
 193                         refresh_systray = 1;
 194                 }
 195                 if (clock_enabled) {
 196                         init_clock_panel(p);
 197                         p->area.list = g_slist_append(p->area.list, &p->clock);
 198                 }
 199
 200                 // catch some events
 201                 XSetWindowAttributes att = { .colormap=server.colormap, .background_pixel=0, .border_pixel=0 };
 202                 unsigned long mask = CWEventMask|CWColormap|CWBackPixel|CWBorderPixel;
 203                 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);
 204
 205                 long event_mask = ExposureMask|ButtonPressMask|ButtonReleaseMask|ButtonMotionMask;
 206                 if (g_tooltip.enabled)
 207                         event_mask |= PointerMotionMask|LeaveWindowMask;
 208                 if (panel_autohide)
 209                         event_mask |= LeaveWindowMask|EnterWindowMask;
 210                 XChangeWindowAttributes(server.dsp, p->main_win, CWEventMask, &(XSetWindowAttributes){.event_mask=event_mask});
 211
 212                 if (!server.gc) {
 213                         XGCValues  gcv;
 214                         server.gc = XCreateGC(server.dsp, p->main_win, 0, &gcv);
 215                 }
 216                 //printf("panel %d : %d, %d, %d, %d\n", i, p->posx, p->posy, p->area.width, p->area.height);
 217                 set_panel_properties(p);
 218                 set_panel_background(p);
 219                 if (snapshot_path == 0) {
 220                         // if we are not in 'snapshot' mode then map new panel
 221                         XMapWindow (server.dsp, p->main_win);
 222                 }
 223
 224                 if (panel_autohide)
 225                         add_timeout(panel_autohide_hide_timeout, 0, autohide_hide, p);
 226         }
 227
 228         panel_refresh = 1;
 229         init_taskbar();
 230         visible_object();
 231         task_refresh_tasklist();
 232         active_task();
 233 }
 234
 235
 236 void init_panel_size_and_position(Panel *panel)
 237 {
 238         // detect panel size
 239         if (panel_horizontal) {
 240                 if (panel->pourcentx)
 241                         panel->area.width = (float)server.monitor[panel->monitor].width * panel->area.width / 100;
 242                 if (panel->pourcenty)
 243                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->area.height / 100;
 244                 if (panel->area.bg->border.rounded > panel->area.height/2) {
 245                         printf("panel_background_id rounded is too big... please fix your tint2rc\n");
 246                         g_array_append_val(backgrounds, *panel->area.bg);
 247                         panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len-1);
 248                         panel->area.bg->border.rounded = panel->area.height/2;
 249                 }
 250         }
 251         else {
 252                 int old_panel_height = panel->area.height;
 253                 if (panel->pourcentx)
 254                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->area.width / 100;
 255                 else
 256                         panel->area.height = panel->area.width;
 257                 if (panel->pourcenty)
 258                         panel->area.width = (float)server.monitor[panel->monitor].width * old_panel_height / 100;
 259                 else
 260                         panel->area.width = old_panel_height;
 261                 if (panel->area.bg->border.rounded > panel->area.width/2) {
 262                         printf("panel_background_id rounded is too big... please fix your tint2rc\n");
 263                         g_array_append_val(backgrounds, *panel->area.bg);
 264                         panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len-1);
 265                         panel->area.bg->border.rounded = panel->area.width/2;
 266                 }
 267         }
 268
 269         // panel position determined here
 270         if (panel_position & LEFT) {
 271                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 272         }
 273         else {
 274                 if (panel_position & RIGHT) {
 275                         panel->posx = server.monitor[panel->monitor].x + server.monitor[panel->monitor].width - panel->area.width - panel->marginx;
 276                 }
 277                 else {
 278                         if (panel_horizontal)
 279                                 panel->posx = server.monitor[panel->monitor].x + ((server.monitor[panel->monitor].width - panel->area.width) / 2);
 280                         else
 281                                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 282                 }
 283         }
 284         if (panel_position & TOP) {
 285                 panel->posy = server.monitor[panel->monitor].y + panel->marginy;
 286         }
 287         else {
 288                 if (panel_position & BOTTOM) {
 289                         panel->posy = server.monitor[panel->monitor].y + server.monitor[panel->monitor].height - panel->area.height - panel->marginy;
 290                 }
 291                 else {
 292                         panel->posy = server.monitor[panel->monitor].y + ((server.monitor[panel->monitor].height - panel->area.height) / 2);
 293                 }
 294         }
 295
 296         // autohide or strut_policy=minimum
 297         int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
 298         if (panel_horizontal) {
 299                 panel->hidden_width = panel->area.width;
 300                 panel->hidden_height = panel->area.height - diff;
 301         }
 302         else {
 303                 panel->hidden_width = panel->area.width - diff;
 304                 panel->hidden_height = panel->area.height;
 305         }
 306         // printf("panel : posx %d, posy %d, width %d, height %d\n", panel->posx, panel->posy, panel->area.width, panel->area.height);
 307 }
 308
 309
 310 int resize_panel(void *obj)
 311 {
 312         Panel *panel = (Panel*)obj;
 313         int size, nb_by_content=0, nb_by_layout=0;
 314         Area *a = (Area*)obj;
 315         int paddingx = a->paddingx;;
 316
 317         if (panel_horizontal) {
 318                 // detect free size for SIZE_BY_LAYOUT's Area
 319                 size = a->width - (2 * a->paddingxlr) - (2 * a->bg->border.width);
 320                 GSList *l;
 321                 for (l = ((Area*)obj)->list ; l ; l = l->next) {
 322                         a = (Area*)l->data;
 323                         if (a->on_screen && a->width && a->size_mode == SIZE_BY_CONTENT) {
 324                                 size -= a->width;
 325                                 nb_by_content++;
 326                         }
 327                         if (a->on_screen && a->size_mode == SIZE_BY_LAYOUT)
 328                                 nb_by_layout++;
 329                 }
 330                 if (nb_by_content+nb_by_layout)
 331                         size -= ((nb_by_content+nb_by_layout-1) * paddingx);
 332                 //printf("resize_panel : size_panel %d, size_layout %d\n", panel->area.width, size);
 333
 334                 int width=0, modulo=0;
 335                 if (nb_by_layout) {
 336                         width = size / nb_by_layout;
 337                         modulo = size % nb_by_layout;
 338                 }
 339                 //printf("   content %d, layout %d, width %d, modulo %d\n", nb_by_content, nb_by_layout, width, modulo);
 340
 341                 // change posx and width for all taskbar
 342                 int i, posx;
 343                 posx = panel->area.bg->border.width + panel->area.paddingxlr;
 344                 if (panel->launcher.area.on_screen && panel->launcher.area.width)
 345                         posx += (panel->launcher.area.width + panel->area.paddingx);
 346                 for (i=0 ; i < panel->nb_desktop ; i++) {
 347                         panel->taskbar[i].area.posx = posx;
 348                         panel->taskbar[i].area.width = width;
 349                         panel->taskbar[i].area.resize = 1;
 350                         if (modulo) {
 351                                 panel->taskbar[i].area.width++;
 352                                 modulo--;
 353                         }
 354                         //printf("   width %d\n", panel->taskbar[i].area.width);
 355                         //printf("taskbar %d : posx %d, width, %d, posy %d\n", i, posx, panel->taskbar[i].area.width, posx + panel->taskbar[i].area.width);
 356                         if (panel_mode == MULTI_DESKTOP)
 357                                 posx += panel->taskbar[i].area.width + panel->area.paddingx;
 358                 }
 359         }
 360         else {
 361                 // detect free size for SIZE_BY_LAYOUT's Area
 362                 size = a->height - (2 * a->paddingxlr) - (2 * a->bg->border.width);
 363                 GSList *l;
 364                 for (l = ((Area*)obj)->list ; l ; l = l->next) {
 365                         a = (Area*)l->data;
 366                         if (a->on_screen && a->height && a->size_mode == SIZE_BY_CONTENT) {
 367                                 size -= a->height;
 368                                 nb_by_content++;
 369                         }
 370                         if (a->on_screen && a->size_mode == SIZE_BY_LAYOUT)
 371                                 nb_by_layout++;
 372                 }
 373                 if (nb_by_content+nb_by_layout)
 374                         size -= ((nb_by_content+nb_by_layout-1) * paddingx);
 375
 376                 int width=0, modulo=0;
 377                 if (nb_by_layout) {
 378                         width = size / nb_by_layout;
 379                         modulo = size % nb_by_layout;
 380                 }
 381
 382                 // change posy and height for all taskbar
 383                 int i, posy;
 384                 for (i=0 ; i < panel->nb_desktop ; i++) {
 385                         panel->taskbar[i].area.posy = posy;
 386                         panel->taskbar[i].area.height = width;
 387                         panel->taskbar[i].area.resize = 1;
 388                         if (modulo) {
 389                                 panel->taskbar[i].area.height++;
 390                                 modulo--;
 391                         }
 392                         if (panel_mode == MULTI_DESKTOP)
 393                                 posy += panel->taskbar[i].area.height + panel->area.paddingx;
 394                 }
 395         }
 396         return 1;
 397 }
 398
 399
 400 void visible_object()
 401 {
 402         Panel *panel;
 403         int i, j;
 404
 405         for (i=0 ; i < nb_panel ; i++) {
 406                 panel = &panel1[i];
 407
 408                 Taskbar *taskbar;
 409                 for (j=0 ; j < panel->nb_desktop ; j++) {
 410                         taskbar = &panel->taskbar[j];
 411                         if (panel_mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) {
 412                                 // SINGLE_DESKTOP and not current desktop
 413                                 taskbar->area.on_screen = 0;
 414                         }
 415                         else {
 416                                 taskbar->area.on_screen = 1;
 417                         }
 418                 }
 419         }
 420         panel_refresh = 1;
 421 }
 422
 423 void update_strut(Panel* p)
 424 {
 425         if (panel_strut_policy == STRUT_NONE) {
 426                 XDeleteProperty(server.dsp, p->main_win, server.atom._NET_WM_STRUT);
 427                 XDeleteProperty(server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL);
 428                 return;
 429         }
 430
 431         // Reserved space
 432         unsigned int d1, screen_width, screen_height;
 433         Window d2;
 434         int d3;
 435         XGetGeometry(server.dsp, server.root_win, &d2, &d3, &d3, &screen_width, &screen_height, &d1, &d1);
 436         Monitor monitor = server.monitor[p->monitor];
 437         long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 438         if (panel_horizontal) {
 439                 int height = p->area.height + p->marginy;
 440                 if (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && p->is_hidden))
 441                         height = p->hidden_height;
 442                 if (panel_position & TOP) {
 443                         struts[2] = height + monitor.y;
 444                         struts[8] = p->posx;
 445                         // p->area.width - 1 allowed full screen on monitor 2
 446                         struts[9] = p->posx + p->area.width - 1;
 447                 }
 448                 else {
 449                         struts[3] = height + screen_height - monitor.y - monitor.height;
 450                         struts[10] = p->posx;
 451                         // p->area.width - 1 allowed full screen on monitor 2
 452                         struts[11] = p->posx + p->area.width - 1;
 453                 }
 454         }
 455         else {
 456                 int width = p->area.width + p->marginx;
 457                 if (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && p->is_hidden))
 458                         width = p->hidden_width;
 459                 if (panel_position & LEFT) {
 460                         struts[0] = width + monitor.x;
 461                         struts[4] = p->posy;
 462                         // p->area.width - 1 allowed full screen on monitor 2
 463                         struts[5] = p->posy + p->area.height - 1;
 464                 }
 465                 else {
 466                         struts[1] = width + screen_width - monitor.x - monitor.width;
 467                         struts[6] = p->posy;
 468                         // p->area.width - 1 allowed full screen on monitor 2
 469                         struts[7] = p->posy + p->area.height - 1;
 470                 }
 471         }
 472         // Old specification : fluxbox need _NET_WM_STRUT.
 473         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
 474         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
 475 }
 476
 477
 478 void set_panel_properties(Panel *p)
 479 {
 480         XStoreName (server.dsp, p->main_win, "tint2");
 481
 482         gsize len;
 483         gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
 484         if (name != NULL) {
 485                 XChangeProperty(server.dsp, p->main_win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
 486                 g_free(name);
 487         }
 488
 489         // Dock
 490         long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
 491         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
 492
 493         // Sticky and below other window
 494         val = ALLDESKTOP;
 495         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
 496         Atom state[4];
 497         state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
 498         state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
 499         state[2] = server.atom._NET_WM_STATE_STICKY;
 500         state[3] = panel_layer == BOTTOM_LAYER ? server.atom._NET_WM_STATE_BELOW : server.atom._NET_WM_STATE_ABOVE;
 501         int nb_atoms = panel_layer == NORMAL_LAYER ? 3 : 4;
 502         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, nb_atoms);
 503
 504         // Unfocusable
 505         XWMHints wmhints;
 506         if (panel_dock) {
 507                 wmhints.icon_window = wmhints.window_group = p->main_win;
 508                 wmhints.flags = StateHint | IconWindowHint;
 509                 wmhints.initial_state = WithdrawnState;
 510         }
 511         else {
 512                 wmhints.flags = InputHint;
 513                 wmhints.input = False;
 514         }
 515         XSetWMHints(server.dsp, p->main_win, &wmhints);
 516
 517         // Undecorated
 518         long prop[5] = { 2, 0, 0, 0, 0 };
 519         XChangeProperty(server.dsp, p->main_win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 520
 521         // XdndAware - Register for Xdnd events
 522         Atom version=4;
 523         XChangeProperty(server.dsp, p->main_win, server.atom.XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&version, 1);
 524
 525         update_strut(p);
 526
 527         // Fixed position and non-resizable window
 528         // Allow panel move and resize when tint2 reload config file
 529         int minwidth = panel_autohide ? p->hidden_width : p->area.width;
 530         int minheight = panel_autohide ? p->hidden_height : p->area.height;
 531         XSizeHints size_hints;
 532         size_hints.flags = PPosition|PMinSize|PMaxSize;
 533         size_hints.min_width = minwidth;
 534         size_hints.max_width = p->area.width;
 535         size_hints.min_height = minheight;
 536         size_hints.max_height = p->area.height;
 537         XSetWMNormalHints(server.dsp, p->main_win, &size_hints);
 538
 539         // Set WM_CLASS
 540         XClassHint* classhint = XAllocClassHint();
 541         classhint->res_name = "tint2";
 542         classhint->res_class = "Tint2";
 543         XSetClassHint(server.dsp, p->main_win, classhint);
 544         XFree(classhint);
 545 }
 546
 547
 548 void set_panel_background(Panel *p)
 549 {
 550         if (p->area.pix) XFreePixmap (server.dsp, p->area.pix);
 551         p->area.pix = XCreatePixmap (server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 552
 553         int xoff=0, yoff=0;
 554         if (panel_horizontal && panel_position & BOTTOM)
 555                 yoff = p->area.height-p->hidden_height;
 556         else if (!panel_horizontal && panel_position & RIGHT)
 557                 xoff = p->area.width-p->hidden_width;
 558
 559         if (server.real_transparency) {
 560                 clear_pixmap(p->area.pix, 0, 0, p->area.width, p->area.height);
 561         }
 562         else {
 563                 get_root_pixmap();
 564                 // copy background (server.root_pmap) in panel.area.pix
 565                 Window dummy;
 566                 int  x, y;
 567                 XTranslateCoordinates(server.dsp, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
 568                 if (panel_autohide && p->is_hidden) {
 569                         x -= xoff;
 570                         y -= yoff;
 571                 }
 572                 XSetTSOrigin(server.dsp, server.gc, -x, -y);
 573                 XFillRectangle(server.dsp, p->area.pix, server.gc, 0, 0, p->area.width, p->area.height);
 574         }
 575
 576         // draw background panel
 577         cairo_surface_t *cs;
 578         cairo_t *c;
 579         cs = cairo_xlib_surface_create (server.dsp, p->area.pix, server.visual, p->area.width, p->area.height);
 580         c = cairo_create (cs);
 581         draw_background(&p->area, c);
 582         cairo_destroy (c);
 583         cairo_surface_destroy (cs);
 584
 585         if (panel_autohide) {
 586                 if (p->hidden_pixmap) XFreePixmap(server.dsp, p->hidden_pixmap);
 587                 p->hidden_pixmap = XCreatePixmap(server.dsp, server.root_win, p->hidden_width, p->hidden_height, server.depth);
 588                 XCopyArea(server.dsp, p->area.pix, p->hidden_pixmap, server.gc, xoff, yoff, p->hidden_width, p->hidden_height, 0, 0);
 589         }
 590
 591         // redraw panel's object
 592         //p->area.redraw = 1;
 593         GSList *l0;
 594         Area *a;
 595         for (l0 = p->area.list; l0 ; l0 = l0->next) {
 596                 a = l0->data;
 597                 set_redraw(a);
 598         }
 599
 600         // reset task 'state_pix'
 601         int i;
 602         Taskbar *tskbar;
 603         for (i=0 ; i < p->nb_desktop ; i++) {
 604                 tskbar = &p->taskbar[i];
 605                 for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 606                         set_task_redraw((Task *)l0->data);
 607                 }
 608         }
 609 }
 610
 611
 612 Panel *get_panel(Window win)
 613 {
 614         int i;
 615         for (i=0 ; i < nb_panel ; i++) {
 616                 if (panel1[i].main_win == win) {
 617                         return &panel1[i];
 618                 }
 619         }
 620         return 0;
 621 }
 622
 623
 624 Taskbar *click_taskbar (Panel *panel, int x, int y)
 625 {
 626         Taskbar *tskbar;
 627         int i;
 628
 629         if (panel_horizontal) {
 630                 for (i=0; i < panel->nb_desktop ; i++) {
 631                         tskbar = &panel->taskbar[i];
 632                         if (tskbar->area.on_screen && x >= tskbar->area.posx && x <= (tskbar->area.posx + tskbar->area.width))
 633                                 return tskbar;
 634                 }
 635         }
 636         else {
 637                 for (i=0; i < panel->nb_desktop ; i++) {
 638                         tskbar = &panel->taskbar[i];
 639                         if (tskbar->area.on_screen && y >= tskbar->area.posy && y <= (tskbar->area.posy + tskbar->area.height))
 640                                 return tskbar;
 641                 }
 642         }
 643         return NULL;
 644 }
 645
 646
 647 Task *click_task (Panel *panel, int x, int y)
 648 {
 649         GSList *l0;
 650         Taskbar *tskbar;
 651
 652         if ( (tskbar = click_taskbar(panel, x, y)) ) {
 653                 if (panel_horizontal) {
 654                         Task *tsk;
 655                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 656                                 tsk = l0->data;
 657                                 if (tsk->area.on_screen && x >= tsk->area.posx && x <= (tsk->area.posx + tsk->area.width)) {
 658                                         return tsk;
 659                                 }
 660                         }
 661                 }
 662                 else {
 663                         Task *tsk;
 664                         for (l0 = tskbar->area.list; l0 ; l0 = l0->next) {
 665                                 tsk = l0->data;
 666                                 if (tsk->area.on_screen && y >= tsk->area.posy && y <= (tsk->area.posy + tsk->area.height)) {
 667                                         return tsk;
 668                                 }
 669                         }
 670                 }
 671         }
 672         return NULL;
 673 }
 674
 675
 676 Launcher *click_launcher (Panel *panel, int x, int y)
 677 {
 678         Launcher *launcher = &panel->launcher;
 679
 680         if (panel_horizontal) {
 681                 if (launcher->area.on_screen && x >= launcher->area.posx && x <= (launcher->area.posx + launcher->area.width))
 682                         return launcher;
 683         }
 684         else {
 685                 if (launcher->area.on_screen && y >= launcher->area.posy && y <= (launcher->area.posy + launcher->area.height))
 686                         return launcher;
 687         }
 688         return NULL;
 689 }
 690
 691
 692 LauncherIcon *click_launcher_icon (Panel *panel, int x, int y)
 693 {
 694         GSList *l0;
 695         Launcher *launcher;
 696
 697         //printf("Click x=%d y=%d\n", x, y);
 698         if ( (launcher = click_launcher(panel, x, y)) ) {
 699                 LauncherIcon *icon;
 700                 for (l0 = launcher->list_icons; l0 ; l0 = l0->next) {
 701                         icon = l0->data;
 702                         if (x >= (launcher->area.posx + icon->x) && x <= (launcher->area.posx + icon->x + icon->icon_size) &&
 703                                 y >= (launcher->area.posy + icon->y) && y <= (launcher->area.posy + icon->y + icon->icon_size)) {
 704                                 //printf("Hit rect x=%d y=%d xmax=%d ymax=%d\n", launcher->area.posx + icon->x, launcher->area.posy + icon->y, launcher->area.posx + icon->x + icon->width, launcher->area.posy + icon->y + icon->height);
 705                                 return icon;
 706                         }
 707                 }
 708         }
 709         return NULL;
 710 }
 711
 712
 713 int click_padding(Panel *panel, int x, int y)
 714 {
 715         if (panel_horizontal) {
 716                 if (x < panel->area.paddingxlr || x > panel->area.width-panel->area.paddingxlr)
 717                 return 1;
 718         }
 719         else {
 720                 if (y < panel->area.paddingxlr || y > panel->area.height-panel->area.paddingxlr)
 721                 return 1;
 722         }
 723         return 0;
 724 }
 725
 726
 727 int click_clock(Panel *panel, int x, int y)
 728 {
 729         Clock clk = panel->clock;
 730         if (panel_horizontal) {
 731                 if (clk.area.on_screen && x >= clk.area.posx && x <= (clk.area.posx + clk.area.width))
 732                         return TRUE;
 733         } else {
 734                 if (clk.area.on_screen && y >= clk.area.posy && y <= (clk.area.posy + clk.area.height))
 735                         return TRUE;
 736         }
 737         return FALSE;
 738 }
 739
 740
 741 Area* click_area(Panel *panel, int x, int y)
 742 {
 743         Area* result = &panel->area;
 744         Area* new_result = result;
 745         do {
 746                 result = new_result;
 747                 GSList* it = result->list;
 748                 while (it) {
 749                         Area* a = it->data;
 750                         if (panel_horizontal) {
 751                                 if (a->on_screen && x >= a->posx && x <= (a->posx + a->width)) {
 752                                         new_result = a;
 753                                         break;
 754                                 }
 755                         } else {
 756                                 if (a->on_screen && y >= a->posy && y <= (a->posy + a->height)) {
 757                                         new_result = a;
 758                                         break;
 759                                 }
 760                         }
 761                         it = it->next;
 762                 }
 763         } while (new_result != result);
 764         return result;
 765 }
 766
 767
 768 void stop_autohide_timeout(Panel* p)
 769 {
 770         if (p->autohide_timeout) {
 771                 stop_timeout(p->autohide_timeout);
 772                 p->autohide_timeout = 0;
 773         }
 774 }
 775
 776
 777 void autohide_show(void* p)
 778 {
 779         Panel* panel = p;
 780         stop_autohide_timeout(panel);
 781         panel->is_hidden = 0;
 782         if (panel_strut_policy == STRUT_FOLLOW_SIZE)
 783                 update_strut(p);
 784
 785         XMapSubwindows(server.dsp, panel->main_win);  // systray windows
 786         if (panel_horizontal) {
 787                 if (panel_position & TOP)
 788                         XResizeWindow(server.dsp, panel->main_win, panel->area.width, panel->area.height);
 789                 else
 790                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy, panel->area.width, panel->area.height);
 791         }
 792         else {
 793                 if (panel_position & LEFT)
 794                         XResizeWindow(server.dsp, panel->main_win, panel->area.width, panel->area.height);
 795                 else
 796                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy, panel->area.width, panel->area.height);
 797         }
 798         refresh_systray = 1;   // ugly hack, because we actually only need to call XSetBackgroundPixmap
 799         panel_refresh = 1;
 800 }
 801
 802
 803 void autohide_hide(void* p)
 804 {
 805         Panel* panel = p;
 806         stop_autohide_timeout(panel);
 807         panel->is_hidden = 1;
 808         if (panel_strut_policy == STRUT_FOLLOW_SIZE)
 809                 update_strut(p);
 810
 811         XUnmapSubwindows(server.dsp, panel->main_win);  // systray windows
 812         int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
 813         //printf("autohide_hide : diff %d, w %d, h %d\n", diff, panel->hidden_width, panel->hidden_height);
 814         if (panel_horizontal) {
 815                 if (panel_position & TOP)
 816                         XResizeWindow(server.dsp, panel->main_win, panel->hidden_width, panel->hidden_height);
 817                 else
 818                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx, panel->posy+diff, panel->hidden_width, panel->hidden_height);
 819         }
 820         else {
 821                 if (panel_position & LEFT)
 822                         XResizeWindow(server.dsp, panel->main_win, panel->hidden_width, panel->hidden_height);
 823                 else
 824                         XMoveResizeWindow(server.dsp, panel->main_win, panel->posx+diff, panel->posy, panel->hidden_width, panel->hidden_height);
 825         }
 826         panel_refresh = 1;
 827 }
 828
 829
 830 void autohide_trigger_show(Panel* p)
 831 {
 832         if (!p)
 833                 return;
 834         if (p->autohide_timeout)
 835                 change_timeout(p->autohide_timeout, panel_autohide_show_timeout, 0, autohide_show, p);
 836         else
 837                 p->autohide_timeout = add_timeout(panel_autohide_show_timeout, 0, autohide_show, p);
 838 }
 839
 840
 841 void autohide_trigger_hide(Panel* p)
 842 {
 843         if (!p)
 844                 return;
 845
 846         Window root, child;
 847         int xr, yr, xw, yw;
 848         unsigned int mask;
 849         if (XQueryPointer(server.dsp, p->main_win, &root, &child, &xr, &yr, &xw, &yw, &mask))
 850                 if (child) return;  // mouse over one of the system tray icons
 851
 852         if (p->autohide_timeout)
 853                 change_timeout(p->autohide_timeout, panel_autohide_hide_timeout, 0, autohide_hide, p);
 854         else
 855                 p->autohide_timeout = add_timeout(panel_autohide_hide_timeout, 0, autohide_hide, p);
 856 }