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 <X11/Xlib.h>
  22 #include <X11/Xutil.h>
  23 #include <X11/Xatom.h>
  24 #include <cairo.h>
  25 #include <cairo-xlib.h>
  26 #include <pango/pangocairo.h>
  27
  28 #include "server.h"
  29 #include "window.h"
  30 #include "task.h"
  31 #include "panel.h"
  32 #include "tooltip.h"
  33
  34
  35 int signal_pending;
  36 // --------------------------------------------------
  37 // mouse events
  38 int mouse_middle;
  39 int mouse_right;
  40 int mouse_scroll_up;
  41 int mouse_scroll_down;
  42 int mouse_tilt_left;
  43 int mouse_tilt_right;
  44
  45 int panel_mode;
  46 int wm_menu, wm_menu_open;
  47 int panel_dock=0;  // default not in the dock
  48 int panel_position;
  49 int panel_horizontal;
  50 int panel_refresh;
  51
  52 Task *task_active;
  53 Task *task_drag;
  54 Task *task_urgent;
  55 int  tick_urgent;
  56 int  max_tick_urgent;
  57
  58 Panel *panel1 = 0;
  59 int  nb_panel;
  60
  61 Imlib_Image default_icon;
  62
  63
  64 void init_panel()
  65 {
  66         int i;
  67         Panel *p;
  68
  69         // load default icon
  70         char *path;
  71         const gchar * const *data_dirs;
  72         data_dirs = g_get_system_data_dirs ();
  73         for (i = 0; data_dirs[i] != NULL; i++)  {
  74                 path = g_build_filename(data_dirs[i], "tint2", "default_icon.png", NULL);
  75                 if (g_file_test (path, G_FILE_TEST_EXISTS))
  76                         default_icon = imlib_load_image(path);
  77                 g_free(path);
  78         }
  79
  80         for (i=0 ; i < nb_panel ; i++) {
  81                 p = &panel1[i];
  82
  83                 p->area.parent = p;
  84                 p->area.panel = p;
  85                 p->area.on_screen = 1;
  86                 p->area.resize = 1;
  87                 p->area._resize = resize_panel;
  88                 p->g_taskbar.parent = p;
  89                 p->g_taskbar.panel = p;
  90                 p->g_task.area.panel = p;
  91
  92                 // add childs
  93                 if (p->clock.area.on_screen)
  94                         p->area.list = g_slist_append(p->area.list, &p->clock);
  95 #ifdef ENABLE_BATTERY
  96                 if (p->battery.area.on_screen)
  97                         p->area.list = g_slist_append(p->area.list, &p->battery);
  98 #endif
  99                 // systray only on first panel
 100                 if (systray.area.on_screen && i == 0)
 101                         p->area.list = g_slist_append(p->area.list, &systray);
 102
 103                 // full width mode
 104                 if (!p->initial_width) {
 105                         p->initial_width = 100;
 106                         p->pourcentx = 1;
 107                 }
 108
 109                 init_panel_size_and_position(p);
 110
 111                 // Catch some events
 112                 long event_mask = ExposureMask|ButtonPressMask|ButtonReleaseMask;
 113                 if (g_tooltip.enabled)
 114                         event_mask |= PointerMotionMask|LeaveWindowMask;
 115                 XSetWindowAttributes att = { ParentRelative, 0L, 0, 0L, 0, 0, Always, 0L, 0L, False, event_mask, NoEventMask, False, 0, 0 };
 116                 if (p->main_win) XDestroyWindow(server.dsp, p->main_win);
 117                 p->main_win = XCreateWindow(server.dsp, server.root_win, p->posx, p->posy, p->area.width, p->area.height, 0, server.depth, InputOutput, CopyFromParent, CWEventMask, &att);
 118
 119                 set_panel_properties(p);
 120                 set_panel_background(p);
 121
 122                 XMapWindow (server.dsp, p->main_win);
 123         }
 124         panel_refresh = 1;
 125 }
 126
 127
 128 void init_panel_size_and_position(Panel *panel)
 129 {
 130         // detect panel size
 131         if (panel_horizontal) {
 132                 if (panel->pourcentx)
 133                         panel->area.width = (float)server.monitor[panel->monitor].width * panel->initial_width / 100;
 134                 else
 135                         panel->area.width = panel->initial_width;
 136                 if (panel->pourcenty)
 137                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->initial_height / 100;
 138                 else
 139                         panel->area.height = panel->initial_height;
 140                 if (panel->area.pix.border.rounded > panel->area.height/2)
 141                         panel->area.pix.border.rounded = panel->area.height/2;
 142         }
 143         else {
 144                 if (panel->pourcentx)
 145                         panel->area.height = (float)server.monitor[panel->monitor].height * panel->initial_width / 100;
 146                 else
 147                         panel->area.height = panel->initial_width;
 148                 if (panel->pourcenty)
 149                         panel->area.width = (float)server.monitor[panel->monitor].width * panel->initial_height / 100;
 150                 else
 151                         panel->area.width = panel->initial_height;
 152                 if (panel->area.pix.border.rounded > panel->area.width/2)
 153                         panel->area.pix.border.rounded = panel->area.width/2;
 154         }
 155
 156         // panel position determined here
 157         if (panel_position & LEFT) {
 158                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 159         }
 160         else {
 161                 if (panel_position & RIGHT) {
 162                         panel->posx = server.monitor[panel->monitor].x + server.monitor[panel->monitor].width - panel->area.width - panel->marginx;
 163                 }
 164                 else {
 165                         if (panel_horizontal)
 166                                 panel->posx = server.monitor[panel->monitor].x + ((server.monitor[panel->monitor].width - panel->area.width) / 2);
 167                         else
 168                                 panel->posx = server.monitor[panel->monitor].x + panel->marginx;
 169                 }
 170         }
 171         if (panel_position & TOP) {
 172                 panel->posy = server.monitor[panel->monitor].y + panel->marginy;
 173         }
 174         else {
 175                 if (panel_position & BOTTOM) {
 176                         panel->posy = server.monitor[panel->monitor].y + server.monitor[panel->monitor].height - panel->area.height - panel->marginy;
 177                 }
 178                 else {
 179                         panel->posy = server.monitor[panel->monitor].y + ((server.monitor[panel->monitor].height - panel->area.height) / 2);
 180                 }
 181         }
 182         // printf("panel : posx %d, posy %d, width %d, height %d\n", panel->posx, panel->posy, panel->area.width, panel->area.height);
 183 }
 184
 185
 186 void cleanup_panel()
 187 {
 188         if (!panel1) return;
 189
 190         task_active = 0;
 191         task_drag = 0;
 192         task_urgent = 0;
 193         cleanup_systray();
 194         cleanup_taskbar();
 195
 196         if (default_icon) {
 197                 imlib_context_set_image(default_icon);
 198                 imlib_free_image();
 199         }
 200
 201         // font allocated once
 202         if (panel1[0].g_task.font_desc) {
 203                 pango_font_description_free(panel1[0].g_task.font_desc);
 204                 panel1[0].g_task.font_desc = 0;
 205         }
 206
 207         int i;
 208         Panel *p;
 209         for (i=0 ; i < nb_panel ; i++) {
 210                 p = &panel1[i];
 211
 212                 free_area(&p->area);
 213                 free_area(&p->g_task.area);
 214                 free_area(&p->g_taskbar);
 215
 216                 if (p->temp_pmap) {
 217                         XFreePixmap(server.dsp, p->temp_pmap);
 218                         p->temp_pmap = 0;
 219                 }
 220                 if (p->main_win) {
 221                         XDestroyWindow(server.dsp, p->main_win);
 222                         p->main_win = 0;
 223                 }
 224         }
 225
 226         if (panel1) free(panel1);
 227         panel1 = 0;
 228
 229         if (g_tooltip.window) {
 230                 XDestroyWindow(server.dsp, g_tooltip.window);
 231                 g_tooltip.window = 0;
 232         }
 233         if (g_tooltip.font_desc) {
 234                 pango_font_description_free(g_tooltip.font_desc);
 235                 g_tooltip.font_desc = 0;
 236         }
 237 }
 238
 239
 240 void resize_panel(void *obj)
 241 {
 242         Panel *panel = (Panel*)obj;
 243
 244         if (panel_horizontal) {
 245                 int taskbar_width, modulo_width = 0;
 246
 247                 taskbar_width = panel->area.width - (2 * panel->area.paddingxlr) - (2 * panel->area.pix.border.width);
 248                 if (panel->clock.area.on_screen && panel->clock.area.width)
 249                         taskbar_width -= (panel->clock.area.width + panel->area.paddingx);
 250         #ifdef ENABLE_BATTERY
 251                 if (panel->battery.area.on_screen && panel->battery.area.width)
 252                         taskbar_width -= (panel->battery.area.width + panel->area.paddingx);
 253         #endif
 254                 // TODO : systray only on first panel. search better implementation !
 255                 if (systray.area.on_screen && systray.area.width && panel == &panel1[0])
 256                         taskbar_width -= (systray.area.width + panel->area.paddingx);
 257
 258                 if (panel_mode == MULTI_DESKTOP) {
 259                         int width = taskbar_width - ((panel->nb_desktop-1) * panel->area.paddingx);
 260                         taskbar_width = width / panel->nb_desktop;
 261                         modulo_width = width % panel->nb_desktop;
 262                 }
 263
 264                 // change posx and width for all taskbar
 265                 int i, posx;
 266                 posx = panel->area.pix.border.width + panel->area.paddingxlr;
 267                 for (i=0 ; i < panel->nb_desktop ; i++) {
 268                         panel->taskbar[i].area.posx = posx;
 269                         panel->taskbar[i].area.width = taskbar_width;
 270                         panel->taskbar[i].area.resize = 1;
 271                         if (modulo_width) {
 272                                 panel->taskbar[i].area.width++;
 273                                 modulo_width--;
 274                         }
 275                         //printf("taskbar %d : posx %d, width, %d, posy %d\n", i, posx, panel->taskbar[i].area.width, posx + panel->taskbar[i].area.width);
 276                         if (panel_mode == MULTI_DESKTOP)
 277                                 posx += panel->taskbar[i].area.width + panel->area.paddingx;
 278                 }
 279         }
 280         else {
 281                 int taskbar_height, modulo_height = 0;
 282                 int i, posy;
 283
 284                 taskbar_height = panel->area.height - (2 * panel->area.paddingxlr) - (2 * panel->area.pix.border.width);
 285                 if (panel->clock.area.on_screen && panel->clock.area.height)
 286                         taskbar_height -= (panel->clock.area.height + panel->area.paddingx);
 287         #ifdef ENABLE_BATTERY
 288                 if (panel->battery.area.on_screen && panel->battery.area.height)
 289                         taskbar_height -= (panel->battery.area.height + panel->area.paddingx);
 290         #endif
 291                 // TODO : systray only on first panel. search better implementation !
 292                 if (systray.area.on_screen && systray.area.height && panel == &panel1[0])
 293                         taskbar_height -= (systray.area.height + panel->area.paddingx);
 294
 295                 posy = panel->area.height - panel->area.pix.border.width - panel->area.paddingxlr - taskbar_height;
 296                 if (panel_mode == MULTI_DESKTOP) {
 297                         int height = taskbar_height - ((panel->nb_desktop-1) * panel->area.paddingx);
 298                         taskbar_height = height / panel->nb_desktop;
 299                         modulo_height = height % panel->nb_desktop;
 300                 }
 301
 302                 // change posy and height for all taskbar
 303                 for (i=0 ; i < panel->nb_desktop ; i++) {
 304                         panel->taskbar[i].area.posy = posy;
 305                         panel->taskbar[i].area.height = taskbar_height;
 306                         panel->taskbar[i].area.resize = 1;
 307                         if (modulo_height) {
 308                                 panel->taskbar[i].area.height++;
 309                                 modulo_height--;
 310                         }
 311                         if (panel_mode == MULTI_DESKTOP)
 312                                 posy += panel->taskbar[i].area.height + panel->area.paddingx;
 313                 }
 314         }
 315 }
 316
 317
 318 void visible_object()
 319 {
 320         Panel *panel;
 321         int i, j;
 322
 323         for (i=0 ; i < nb_panel ; i++) {
 324                 panel = &panel1[i];
 325
 326                 Taskbar *taskbar;
 327                 for (j=0 ; j < panel->nb_desktop ; j++) {
 328                         taskbar = &panel->taskbar[j];
 329                         if (panel_mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) {
 330                                 // SINGLE_DESKTOP and not current desktop
 331                                 taskbar->area.on_screen = 0;
 332                         }
 333                         else {
 334                                 taskbar->area.on_screen = 1;
 335                         }
 336                 }
 337         }
 338         panel_refresh = 1;
 339 }
 340
 341
 342 void set_panel_properties(Panel *p)
 343 {
 344         XStoreName (server.dsp, p->main_win, "tint2");
 345
 346         gsize len;
 347         gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
 348         if (name != NULL) {
 349                 XChangeProperty(server.dsp, p->main_win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
 350                 g_free(name);
 351         }
 352
 353         // Dock
 354         long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
 355         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
 356
 357         // Reserved space
 358         long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 359         if (panel_horizontal) {
 360                 if (panel_position & TOP) {
 361                         struts[2] = p->area.height + p->marginy;
 362                         struts[8] = p->posx;
 363                         // p->area.width - 1 allowed full screen on monitor 2
 364                         struts[9] = p->posx + p->area.width - 1;
 365                 }
 366                 else {
 367                         struts[3] = p->area.height + p->marginy;
 368                         struts[10] = p->posx;
 369                         // p->area.width - 1 allowed full screen on monitor 2
 370                         struts[11] = p->posx + p->area.width - 1;
 371                 }
 372         }
 373         else {
 374                 if (panel_position & LEFT) {
 375                         struts[0] = p->area.width + p->marginx;
 376                         struts[4] = p->posy;
 377                         // p->area.width - 1 allowed full screen on monitor 2
 378                         struts[5] = p->posy + p->area.height - 1;
 379                 }
 380                 else {
 381                         struts[1] = p->area.width + p->marginx;
 382                         struts[6] = p->posy;
 383                         // p->area.width - 1 allowed full screen on monitor 2
 384                         struts[7] = p->posy + p->area.height - 1;
 385                 }
 386         }
 387         // Old specification : fluxbox need _NET_WM_STRUT.
 388         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
 389         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
 390
 391         // Sticky and below other window
 392         val = 0xFFFFFFFF;
 393         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
 394         Atom state[4];
 395         state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
 396         state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
 397         state[2] = server.atom._NET_WM_STATE_STICKY;
 398         state[3] = server.atom._NET_WM_STATE_BELOW;
 399         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, 4);
 400
 401         // Fixed position and non-resizable window
 402         XSizeHints size_hints;
 403         size_hints.flags = PPosition|PMinSize|PMaxSize;
 404         size_hints.min_width = size_hints.max_width = p->area.width;
 405         size_hints.min_height = size_hints.max_height = p->area.height;
 406         XSetWMNormalHints(server.dsp, p->main_win, &size_hints);
 407
 408         // Unfocusable
 409         XWMHints wmhints;
 410         if (panel_dock) {
 411                 // TODO: Xdnd feature cannot be used in withdrawn state at the moment (at least GTK apps fail, qt seems to work)
 412                 wmhints.icon_window = wmhints.window_group = p->main_win;
 413                 wmhints.flags = StateHint | IconWindowHint;
 414                 wmhints.initial_state = WithdrawnState;
 415         }
 416         else {
 417                 wmhints.flags = InputHint;
 418                 wmhints.input = False;
 419         }
 420         XSetWMHints(server.dsp, p->main_win, &wmhints);
 421
 422         // Undecorated
 423         long prop[5] = { 2, 0, 0, 0, 0 };
 424         XChangeProperty(server.dsp, p->main_win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 425
 426         // XdndAware - Register for Xdnd events
 427         int version=5;
 428         XChangeProperty(server.dsp, p->main_win, server.atom.XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&version, 1);
 429 }
 430
 431
 432 void set_panel_background(Panel *p)
 433 {
 434         get_root_pixmap();
 435
 436         if (p->area.pix.pmap) XFreePixmap (server.dsp, p->area.pix.pmap);
 437         p->area.pix.pmap = XCreatePixmap (server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 438
 439         // copy background (server.root_pmap) in panel.area.pix.pmap
 440         Window dummy;
 441         int  x, y;
 442         XTranslateCoordinates(server.dsp, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
 443         XSetTSOrigin(server.dsp, server.gc, -x, -y) ;
 444         XFillRectangle(server.dsp, p->area.pix.pmap, server.gc, 0, 0, p->area.width, p->area.height);
 445
 446         // draw background panel
 447         cairo_surface_t *cs;
 448         cairo_t *c;
 449         cs = cairo_xlib_surface_create (server.dsp, p->area.pix.pmap, server.visual, p->area.width, p->area.height);
 450         c = cairo_create (cs);
 451
 452         draw_background(&p->area, c, 0);
 453
 454         cairo_destroy (c);
 455         cairo_surface_destroy (cs);
 456
 457         // redraw panel's object
 458         GSList *l0;
 459         Area *a;
 460         for (l0 = p->area.list; l0 ; l0 = l0->next) {
 461                 a = l0->data;
 462                 set_redraw(a);
 463         }
 464 }
 465
 466
 467 Panel *get_panel(Window win)
 468 {
 469         int i;
 470         for (i=0 ; i < nb_panel ; i++) {
 471                 if (panel1[i].main_win == win) {
 472                         return &panel1[i];
 473                 }
 474         }
 475         return 0;
 476 }
 477