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