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