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                 XSetWindowAttributes att = { ParentRelative, 0L, 0, 0L, 0, 0, Always, 0L, 0L, False, ExposureMask|ButtonPressMask|ButtonReleaseMask, NoEventMask, False, 0, 0 };
 152                 if (p->main_win) XDestroyWindow(server.dsp, p->main_win);
 153                 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);
 154
 155                 set_panel_properties(p);
 156                 set_panel_background(p);
 157
 158                 XMapWindow (server.dsp, p->main_win);
 159         }
 160         panel_refresh = 1;
 161 }
 162
 163
 164 void cleanup_panel()
 165 {
 166         if (!panel1) return;
 167
 168         task_active = 0;
 169         task_drag = 0;
 170         task_urgent = 0;
 171         cleanup_systray();
 172         cleanup_taskbar();
 173
 174         // font allocated once
 175         if (panel1[0].g_task.font_desc) {
 176                 pango_font_description_free(panel1[0].g_task.font_desc);
 177                 panel1[0].g_task.font_desc = 0;
 178         }
 179
 180         int i;
 181         Panel *p;
 182         for (i=0 ; i < nb_panel ; i++) {
 183                 p = &panel1[i];
 184
 185                 free_area(&p->area);
 186                 free_area(&p->g_task.area);
 187                 free_area(&p->g_taskbar);
 188
 189                 if (p->temp_pmap) {
 190                         XFreePixmap(server.dsp, p->temp_pmap);
 191                         p->temp_pmap = 0;
 192                 }
 193                 if (p->main_win) {
 194                         XDestroyWindow(server.dsp, p->main_win);
 195                         p->main_win = 0;
 196                 }
 197         }
 198
 199         if (panel1) free(panel1);
 200         panel1 = 0;
 201 }
 202
 203
 204 void resize_panel(void *obj)
 205 {
 206         Panel *panel = (Panel*)obj;
 207
 208         if (panel_horizontal) {
 209                 int taskbar_width, modulo_width = 0;
 210
 211                 taskbar_width = panel->area.width - (2 * panel->area.paddingxlr) - (2 * panel->area.pix.border.width);
 212                 if (panel->clock.area.on_screen && panel->clock.area.width)
 213                         taskbar_width -= (panel->clock.area.width + panel->area.paddingx);
 214         #ifdef ENABLE_BATTERY
 215                 if (panel->battery.area.on_screen && panel->battery.area.width)
 216                         taskbar_width -= (panel->battery.area.width + panel->area.paddingx);
 217         #endif
 218                 // TODO : systray only on first panel. search better implementation !
 219                 if (systray.area.on_screen && systray.area.width && panel == &panel1[0])
 220                         taskbar_width -= (systray.area.width + panel->area.paddingx);
 221
 222                 if (panel_mode == MULTI_DESKTOP) {
 223                         int width = taskbar_width - ((panel->nb_desktop-1) * panel->area.paddingx);
 224                         taskbar_width = width / panel->nb_desktop;
 225                         modulo_width = width % panel->nb_desktop;
 226                 }
 227
 228                 // change posx and width for all taskbar
 229                 int i, posx;
 230                 posx = panel->area.pix.border.width + panel->area.paddingxlr;
 231                 for (i=0 ; i < panel->nb_desktop ; i++) {
 232                         panel->taskbar[i].area.posx = posx;
 233                         panel->taskbar[i].area.width = taskbar_width;
 234                         panel->taskbar[i].area.resize = 1;
 235                         if (modulo_width) {
 236                                 panel->taskbar[i].area.width++;
 237                                 modulo_width--;
 238                         }
 239                         //printf("taskbar %d : posx %d, width, %d, posy %d\n", i, posx, panel->taskbar[i].area.width, posx + panel->taskbar[i].area.width);
 240                         if (panel_mode == MULTI_DESKTOP)
 241                                 posx += panel->taskbar[i].area.width + panel->area.paddingx;
 242                 }
 243         }
 244         else {
 245                 int taskbar_height, modulo_height = 0;
 246                 int i, posy;
 247
 248                 taskbar_height = panel->area.height - (2 * panel->area.paddingxlr) - (2 * panel->area.pix.border.width);
 249                 if (panel->clock.area.on_screen && panel->clock.area.height)
 250                         taskbar_height -= (panel->clock.area.height + panel->area.paddingx);
 251         #ifdef ENABLE_BATTERY
 252                 if (panel->battery.area.on_screen && panel->battery.area.height)
 253                         taskbar_height -= (panel->battery.area.height + panel->area.paddingx);
 254         #endif
 255                 // TODO : systray only on first panel. search better implementation !
 256                 if (systray.area.on_screen && systray.area.height && panel == &panel1[0])
 257                         taskbar_height -= (systray.area.height + panel->area.paddingx);
 258
 259                 posy = panel->area.height - panel->area.pix.border.width - panel->area.paddingxlr - taskbar_height;
 260                 if (panel_mode == MULTI_DESKTOP) {
 261                         int height = taskbar_height - ((panel->nb_desktop-1) * panel->area.paddingx);
 262                         taskbar_height = height / panel->nb_desktop;
 263                         modulo_height = height % panel->nb_desktop;
 264                 }
 265
 266                 // change posy and height for all taskbar
 267                 for (i=0 ; i < panel->nb_desktop ; i++) {
 268                         panel->taskbar[i].area.posy = posy;
 269                         panel->taskbar[i].area.height = taskbar_height;
 270                         panel->taskbar[i].area.resize = 1;
 271                         if (modulo_height) {
 272                                 panel->taskbar[i].area.height++;
 273                                 modulo_height--;
 274                         }
 275                         if (panel_mode == MULTI_DESKTOP)
 276                                 posy += panel->taskbar[i].area.height + panel->area.paddingx;
 277                 }
 278         }
 279 }
 280
 281
 282 void visible_object()
 283 {
 284         Panel *panel;
 285         int i, j;
 286
 287         for (i=0 ; i < nb_panel ; i++) {
 288                 panel = &panel1[i];
 289
 290                 Taskbar *taskbar;
 291                 for (j=0 ; j < panel->nb_desktop ; j++) {
 292                         taskbar = &panel->taskbar[j];
 293                         if (panel_mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) {
 294                                 // SINGLE_DESKTOP and not current desktop
 295                                 taskbar->area.on_screen = 0;
 296                         }
 297                         else {
 298                                 taskbar->area.on_screen = 1;
 299                         }
 300                 }
 301         }
 302         panel_refresh = 1;
 303 }
 304
 305
 306 void set_panel_properties(Panel *p)
 307 {
 308         XStoreName (server.dsp, p->main_win, "tint2");
 309
 310         // TODO: check if the name is really needed for a panel/taskbar ?
 311         gsize len;
 312         gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
 313         if (name != NULL) {
 314                 XChangeProperty(server.dsp, p->main_win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
 315                 g_free(name);
 316         }
 317
 318         // Dock
 319         long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
 320         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
 321
 322         // Reserved space
 323         long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 324         if (panel_horizontal) {
 325                 if (panel_position & TOP) {
 326                         struts[2] = p->area.height + p->marginy;
 327                         struts[8] = p->posx;
 328                         // p->area.width - 1 allowed full screen on monitor 2
 329                         struts[9] = p->posx + p->area.width - 1;
 330                 }
 331                 else {
 332                         struts[3] = p->area.height + p->marginy;
 333                         struts[10] = p->posx;
 334                         // p->area.width - 1 allowed full screen on monitor 2
 335                         struts[11] = p->posx + p->area.width - 1;
 336                 }
 337         }
 338         else {
 339                 if (panel_position & LEFT) {
 340                         struts[0] = p->area.width + p->marginx;
 341                         struts[4] = p->posy;
 342                         // p->area.width - 1 allowed full screen on monitor 2
 343                         struts[5] = p->posy + p->area.height - 1;
 344                 }
 345                 else {
 346                         struts[1] = p->area.width + p->marginx;
 347                         struts[6] = p->posy;
 348                         // p->area.width - 1 allowed full screen on monitor 2
 349                         struts[7] = p->posy + p->area.height - 1;
 350                 }
 351         }
 352         // Old specification : fluxbox need _NET_WM_STRUT.
 353         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
 354         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
 355
 356         // Sticky and below other window
 357         val = 0xFFFFFFFF;
 358         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
 359         Atom state[4];
 360         state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
 361         state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
 362         state[2] = server.atom._NET_WM_STATE_STICKY;
 363         state[3] = server.atom._NET_WM_STATE_BELOW;
 364         XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, 4);
 365
 366         // Fixed position
 367         XSizeHints size_hints;
 368         size_hints.flags = PPosition;
 369         XChangeProperty (server.dsp, p->main_win, XA_WM_NORMAL_HINTS, XA_WM_SIZE_HINTS, 32, PropModeReplace, (unsigned char *) &size_hints, sizeof (XSizeHints) / 4);
 370
 371         // Unfocusable
 372         XWMHints wmhints;
 373         if (panel_dock) {
 374                 wmhints.icon_window = wmhints.window_group = p->main_win;
 375                 wmhints.flags = StateHint | IconWindowHint;
 376                 wmhints.initial_state = WithdrawnState;
 377         }
 378         else {
 379                 wmhints.flags = InputHint;
 380                 wmhints.input = False;
 381         }
 382   XSetWMHints(server.dsp, p->main_win, &wmhints);
 383
 384         // Undecorated
 385         long prop[5] = { 2, 0, 0, 0, 0 };
 386         XChangeProperty(server.dsp, p->main_win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 387
 388         // XdndAware - Register for Xdnd events
 389         int version=5;
 390         XChangeProperty(server.dsp, p->main_win, server.atom.XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&version, 1);
 391 }
 392
 393
 394 void set_panel_background(Panel *p)
 395 {
 396         get_root_pixmap();
 397
 398         if (p->area.pix.pmap) XFreePixmap (server.dsp, p->area.pix.pmap);
 399         p->area.pix.pmap = XCreatePixmap (server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 400
 401         // copy background (server.root_pmap) in panel.area.pix.pmap
 402         Window dummy;
 403         int  x, y;
 404         XTranslateCoordinates(server.dsp, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
 405         XSetTSOrigin(server.dsp, server.gc, -x, -y) ;
 406         XFillRectangle(server.dsp, p->area.pix.pmap, server.gc, 0, 0, p->area.width, p->area.height);
 407
 408         // draw background panel
 409         cairo_surface_t *cs;
 410         cairo_t *c;
 411         cs = cairo_xlib_surface_create (server.dsp, p->area.pix.pmap, server.visual, p->area.width, p->area.height);
 412         c = cairo_create (cs);
 413
 414         draw_background(&p->area, c, 0);
 415
 416         cairo_destroy (c);
 417         cairo_surface_destroy (cs);
 418
 419         // redraw panel's object
 420         GSList *l0;
 421         Area *a;
 422         for (l0 = p->area.list; l0 ; l0 = l0->next) {
 423                 a = l0->data;
 424                 set_redraw(a);
 425         }
 426 }
 427
 428
 429 Panel *get_panel(Window win)
 430 {
 431         int i;
 432         for (i=0 ; i < nb_panel ; i++) {
 433                 if (panel1[i].main_win == win) {
 434                         return &panel1[i];
 435                 }
 436         }
 437         return 0;
 438 }
 439