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