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