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