wibox.c

   1 /*
   2  * wibox.c - wibox functions
   3  *
   4  * Copyright © 2008 Julien Danjou <julien@danjou.info>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  */
  21
  22 #include "screen.h"
  23 #include "wibox.h"
  24 #include "titlebar.h"
  25 #include "client.h"
  26 #include "ewmh.h"
  27
  28 extern awesome_t globalconf;
  29
  30 DO_LUA_NEW(extern, wibox_t, wibox, "wibox", wibox_ref)
  31 DO_LUA_GC(wibox_t, wibox, "wibox", wibox_unref)
  32 DO_LUA_EQ(wibox_t, wibox, "wibox")
  33
  34 static void
  35 wibox_move(wibox_t *wibox, int16_t x, int16_t y)
  36 {
  37     if(wibox->sw.window)
  38         simplewindow_move(&wibox->sw, x, y);
  39     else
  40     {
  41         wibox->sw.geometry.x = x;
  42         wibox->sw.geometry.y = y;
  43     }
  44 }
  45
  46 static void
  47 wibox_resize(wibox_t *wibox, uint16_t width, uint16_t height)
  48 {
  49     if(wibox->sw.window)
  50         simplewindow_resize(&wibox->sw, width, height);
  51     else
  52     {
  53         wibox->sw.geometry.width = width;
  54         wibox->sw.geometry.height = height;
  55     }
  56     wibox->need_update = true;
  57 }
  58
  59 static void
  60 wibox_setposition(wibox_t *wibox, position_t p)
  61 {
  62     if(p != wibox->position)
  63     {
  64         switch((wibox->position = p))
  65         {
  66           case Bottom:
  67           case Top:
  68           case Floating:
  69             simplewindow_orientation_set(&wibox->sw, East);
  70             break;
  71           case Left:
  72             simplewindow_orientation_set(&wibox->sw, North);
  73             break;
  74           case Right:
  75             simplewindow_orientation_set(&wibox->sw, South);
  76             break;
  77         }
  78         /* reset width/height to 0 */
  79         if(wibox->position != Floating)
  80             wibox->sw.geometry.width = wibox->sw.geometry.height = 0;
  81
  82         /* recompute position */
  83         wibox_position_update(wibox);
  84
  85         /* reset all wibox position */
  86         wibox_array_t *w = &globalconf.screens[wibox->screen].wiboxes;
  87         for(int i = 0; i < w->len; i++)
  88             wibox_position_update(w->tab[i]);
  89
  90         ewmh_update_workarea(screen_virttophys(wibox->screen));
  91
  92         wibox->need_update = true;
  93     }
  94 }
  95
  96 /** Kick out systray windows.
  97  * \param phys_screen Physical screen number.
  98  */
  99 static void
 100 wibox_systray_kickout(int phys_screen)
 101 {
 102     xcb_screen_t *s = xutil_screen_get(globalconf.connection, phys_screen);
 103
 104     /* Who! Check that we're not deleting a wibox with a systray, because it
 105      * may be its parent. If so, we reparent to root before, otherwise it will
 106      * hurt very much. */
 107     xcb_reparent_window(globalconf.connection,
 108                         globalconf.screens[phys_screen].systray.window,
 109                         s->root, -512, -512);
 110
 111     globalconf.screens[phys_screen].systray.parent = s->root;
 112 }
 113
 114 static void
 115 wibox_systray_refresh(wibox_t *wibox)
 116 {
 117     if(wibox->screen == SCREEN_UNDEF)
 118         return;
 119
 120     for(int i = 0; i < wibox->widgets.len; i++)
 121     {
 122         widget_node_t *systray = &wibox->widgets.tab[i];
 123         if(systray->widget->type == systray_new)
 124         {
 125             uint32_t config_back[] = { wibox->sw.ctx.bg.pixel };
 126             uint32_t config_win_vals[4];
 127             uint32_t config_win_vals_off[2] = { -512, -512 };
 128             xembed_window_t *em;
 129             position_t pos;
 130             int phys_screen = wibox->sw.ctx.phys_screen;
 131
 132             if(wibox->isvisible
 133                && systray->widget->isvisible
 134                && systray->area.width)
 135             {
 136                 pos = wibox->position;
 137
 138                 /* Set background of the systray window. */
 139                 xcb_change_window_attributes(globalconf.connection,
 140                                              globalconf.screens[phys_screen].systray.window,
 141                                              XCB_CW_BACK_PIXEL, config_back);
 142                 /* Map it. */
 143                 xcb_map_window(globalconf.connection, globalconf.screens[phys_screen].systray.window);
 144                 /* Move it. */
 145                 switch(wibox->position)
 146                 {
 147                   case Left:
 148                     config_win_vals[0] = systray->area.y;
 149                     config_win_vals[1] = wibox->sw.geometry.height - systray->area.x - systray->area.width;
 150                     config_win_vals[2] = systray->area.height;
 151                     config_win_vals[3] = systray->area.width;
 152                     break;
 153                   case Right:
 154                     config_win_vals[0] = systray->area.y;
 155                     config_win_vals[1] = systray->area.x;
 156                     config_win_vals[2] = systray->area.height;
 157                     config_win_vals[3] = systray->area.width;
 158                     break;
 159                   default:
 160                     config_win_vals[0] = systray->area.x;
 161                     config_win_vals[1] = systray->area.y;
 162                     config_win_vals[2] = systray->area.width;
 163                     config_win_vals[3] = systray->area.height;
 164                     break;
 165                 }
 166                 /* reparent */
 167                 if(globalconf.screens[phys_screen].systray.parent != wibox->sw.window)
 168                 {
 169                     xcb_reparent_window(globalconf.connection,
 170                                         globalconf.screens[phys_screen].systray.window,
 171                                         wibox->sw.window,
 172                                         config_win_vals[0], config_win_vals[1]);
 173                     globalconf.screens[phys_screen].systray.parent = wibox->sw.window;
 174                 }
 175                 xcb_configure_window(globalconf.connection,
 176                                      globalconf.screens[phys_screen].systray.window,
 177                                      XCB_CONFIG_WINDOW_X
 178                                      | XCB_CONFIG_WINDOW_Y
 179                                      | XCB_CONFIG_WINDOW_WIDTH
 180                                      | XCB_CONFIG_WINDOW_HEIGHT,
 181                                      config_win_vals);
 182                 /* width = height = systray height */
 183                 config_win_vals[2] = config_win_vals[3] = systray->area.height;
 184                 config_win_vals[0] = 0;
 185             }
 186             else
 187                 return wibox_systray_kickout(phys_screen);
 188
 189             switch(pos)
 190             {
 191               case Left:
 192                 config_win_vals[1] = systray->area.width - config_win_vals[3];
 193                 for(em = globalconf.embedded; em; em = em->next)
 194                     if(em->phys_screen == phys_screen)
 195                     {
 196                         if(config_win_vals[1] - config_win_vals[2] >= (uint32_t) wibox->sw.geometry.y)
 197                         {
 198                             xcb_map_window(globalconf.connection, em->win);
 199                             xcb_configure_window(globalconf.connection, em->win,
 200                                                  XCB_CONFIG_WINDOW_X
 201                                                  | XCB_CONFIG_WINDOW_Y
 202                                                  | XCB_CONFIG_WINDOW_WIDTH
 203                                                  | XCB_CONFIG_WINDOW_HEIGHT,
 204                                                  config_win_vals);
 205                             config_win_vals[1] -= config_win_vals[3];
 206                         }
 207                         else
 208                             xcb_configure_window(globalconf.connection, em->win,
 209                                                  XCB_CONFIG_WINDOW_X
 210                                                  | XCB_CONFIG_WINDOW_Y,
 211                                                  config_win_vals_off);
 212                     }
 213                 break;
 214               case Right:
 215                 config_win_vals[1] = 0;
 216                 for(em = globalconf.embedded; em; em = em->next)
 217                     if(em->phys_screen == phys_screen)
 218                     {
 219                         if(config_win_vals[1] + config_win_vals[3] <= (uint32_t) wibox->sw.geometry.y + wibox->sw.geometry.width)
 220                         {
 221                             xcb_map_window(globalconf.connection, em->win);
 222                             xcb_configure_window(globalconf.connection, em->win,
 223                                                  XCB_CONFIG_WINDOW_X
 224                                                  | XCB_CONFIG_WINDOW_Y
 225                                                  | XCB_CONFIG_WINDOW_WIDTH
 226                                                  | XCB_CONFIG_WINDOW_HEIGHT,
 227                                                  config_win_vals);
 228                             config_win_vals[1] += config_win_vals[3];
 229                         }
 230                         else
 231                             xcb_configure_window(globalconf.connection, em->win,
 232                                                  XCB_CONFIG_WINDOW_X
 233                                                  | XCB_CONFIG_WINDOW_Y,
 234                                                  config_win_vals_off);
 235                     }
 236                 break;
 237               case Floating:
 238               case Top:
 239               case Bottom:
 240                 config_win_vals[1] = 0;
 241                 for(em = globalconf.embedded; em; em = em->next)
 242                     if(em->phys_screen == phys_screen)
 243                     {
 244                         /* if(x + width < systray.x + systray.width) */
 245                         if(config_win_vals[0] + config_win_vals[2] <= (uint32_t) AREA_RIGHT(systray->area) + wibox->sw.geometry.x)
 246                         {
 247                             xcb_map_window(globalconf.connection, em->win);
 248                             xcb_configure_window(globalconf.connection, em->win,
 249                                                  XCB_CONFIG_WINDOW_X
 250                                                  | XCB_CONFIG_WINDOW_Y
 251                                                  | XCB_CONFIG_WINDOW_WIDTH
 252                                                  | XCB_CONFIG_WINDOW_HEIGHT,
 253                                                  config_win_vals);
 254                             config_win_vals[0] += config_win_vals[2];
 255                         }
 256                         else
 257                             xcb_configure_window(globalconf.connection, em->win,
 258                                                  XCB_CONFIG_WINDOW_X
 259                                                  | XCB_CONFIG_WINDOW_Y,
 260                                                  config_win_vals_off);
 261                     }
 262                 break;
 263             }
 264             break;
 265         }
 266     }
 267 }
 268
 269 /** Update the wibox position. It deletes every wibox resources and
 270  * create them back.
 271  * \param wibox The wibox.
 272  */
 273 void
 274 wibox_position_update(wibox_t *wibox)
 275 {
 276     area_t area, wingeom = wibox->sw.geometry;
 277     bool ignore = false;
 278
 279     globalconf.screens[wibox->screen].need_arrange = true;
 280
 281     area = screen_area_get(wibox->screen, NULL,
 282                            &globalconf.screens[wibox->screen].padding, true);
 283
 284     /* Top and Bottom wibox_t have prio */
 285     for(int i = 0; i < globalconf.screens[wibox->screen].wiboxes.len; i++)
 286     {
 287         wibox_t *w = globalconf.screens[wibox->screen].wiboxes.tab[i];
 288         /* Ignore every wibox after me that is in the same position */
 289         if(wibox == w)
 290         {
 291             ignore = true;
 292             continue;
 293         }
 294         else if((ignore && wibox->position == w->position) || !w->isvisible)
 295             continue;
 296         switch(w->position)
 297         {
 298           case Floating:
 299             break;
 300           case Left:
 301             switch(wibox->position)
 302             {
 303               case Left:
 304                 area.x += wibox->sw.geometry.height;
 305                 break;
 306               default:
 307                 break;
 308             }
 309             break;
 310           case Right:
 311             switch(wibox->position)
 312             {
 313               case Right:
 314                 area.x -= wibox->sw.geometry.height;
 315                 break;
 316               default:
 317                 break;
 318             }
 319             break;
 320           case Top:
 321             switch(wibox->position)
 322             {
 323               case Top:
 324                 area.y += w->sw.geometry.height;
 325                 break;
 326               case Left:
 327               case Right:
 328                 area.height -= w->sw.geometry.height;
 329                 area.y += w->sw.geometry.height;
 330                 break;
 331               default:
 332                 break;
 333             }
 334             break;
 335           case Bottom:
 336             switch(wibox->position)
 337             {
 338               case Bottom:
 339                 area.y -= w->sw.geometry.height;
 340                 break;
 341               case Left:
 342               case Right:
 343                 area.height -= w->sw.geometry.height;
 344                 break;
 345               default:
 346                 break;
 347             }
 348             break;
 349         }
 350     }
 351
 352     switch(wibox->position)
 353     {
 354       case Right:
 355         wingeom.height = wibox->sw.geometry.height > 0 ? wibox->sw.geometry.height : area.height;
 356         wingeom.width = wibox->sw.geometry.width > 0 ? wibox->sw.geometry.width : 1.5 * globalconf.font->height;
 357         switch(wibox->align)
 358         {
 359           default:
 360             wingeom.x = area.x + area.width - wingeom.width;
 361             wingeom.y = area.y;
 362             break;
 363           case AlignRight:
 364             wingeom.x = area.x + area.width - wingeom.width;
 365             wingeom.y = area.y + area.height - wingeom.height;
 366             break;
 367           case AlignCenter:
 368             wingeom.x = area.x + area.width - wingeom.width;
 369             wingeom.y = (area.y + area.height - wingeom.height) / 2;
 370             break;
 371         }
 372         break;
 373       case Left:
 374         wingeom.height = wibox->sw.geometry.height > 0 ? wibox->sw.geometry.height : area.height;
 375         wingeom.width = wibox->sw.geometry.width > 0 ? wibox->sw.geometry.width : 1.5 * globalconf.font->height;
 376         switch(wibox->align)
 377         {
 378           default:
 379             wingeom.x = area.x;
 380             wingeom.y = (area.y + area.height) - wingeom.height;
 381             break;
 382           case AlignRight:
 383             wingeom.x = area.x;
 384             wingeom.y = area.y;
 385             break;
 386           case AlignCenter:
 387             wingeom.x = area.x;
 388             wingeom.y = (area.y + area.height - wingeom.height) / 2;
 389         }
 390         break;
 391       case Bottom:
 392         wingeom.height = wibox->sw.geometry.height > 0 ? wibox->sw.geometry.height : 1.5 * globalconf.font->height;
 393         wingeom.width = wibox->sw.geometry.width > 0 ? wibox->sw.geometry.width : area.width;
 394         switch(wibox->align)
 395         {
 396           default:
 397             wingeom.x = area.x;
 398             wingeom.y = (area.y + area.height) - wingeom.height;
 399             break;
 400           case AlignRight:
 401             wingeom.x = area.x + area.width - wingeom.width;
 402             wingeom.y = (area.y + area.height) - wingeom.height;
 403             break;
 404           case AlignCenter:
 405             wingeom.x = area.x + (area.width - wingeom.width) / 2;
 406             wingeom.y = (area.y + area.height) - wingeom.height;
 407             break;
 408         }
 409         break;
 410       case Top:
 411         wingeom.height = wibox->sw.geometry.height > 0 ? wibox->sw.geometry.height : 1.5 * globalconf.font->height;
 412         wingeom.width = wibox->sw.geometry.width > 0 ? wibox->sw.geometry.width : area.width;
 413         switch(wibox->align)
 414         {
 415           default:
 416             wingeom.x = area.x;
 417             wingeom.y = area.y;
 418             break;
 419           case AlignRight:
 420             wingeom.x = area.x + area.width - wingeom.width;
 421             wingeom.y = area.y;
 422             break;
 423           case AlignCenter:
 424             wingeom.x = area.x + (area.width - wingeom.width) / 2;
 425             wingeom.y = area.y;
 426             break;
 427         }
 428         break;
 429       case Floating:
 430         break;
 431     }
 432
 433     /* same window size and position ? */
 434     if(wingeom.width != wibox->sw.geometry.width
 435        || wingeom.height != wibox->sw.geometry.height)
 436         wibox_resize(wibox, wingeom.width, wingeom.height);
 437
 438     if(wingeom.x != wibox->sw.geometry.x
 439         || wingeom.y != wibox->sw.geometry.y)
 440         wibox_move(wibox, wingeom.x, wingeom.y);
 441 }
 442
 443 /** Delete a wibox.
 444  * \param wibox wibox to delete.
 445  */
 446 void
 447 wibox_delete(wibox_t **wibox)
 448 {
 449     simplewindow_wipe(&(*wibox)->sw);
 450     luaL_unref(globalconf.L, LUA_REGISTRYINDEX, (*wibox)->widgets_table);
 451     widget_node_array_wipe(&(*wibox)->widgets);
 452     p_delete(wibox);
 453 }
 454
 455 /** Get a wibox by its window.
 456  * \param w The window id.
 457  * \return A wibox if found, NULL otherwise.
 458  */
 459 wibox_t *
 460 wibox_getbywin(xcb_window_t w)
 461 {
 462     for(int screen = 0; screen < globalconf.nscreen; screen++)
 463         for(int i = 0; i < globalconf.screens[screen].wiboxes.len; i++)
 464         {
 465             wibox_t *s = globalconf.screens[screen].wiboxes.tab[i];
 466             if(s->sw.window == w)
 467                 return s;
 468         }
 469
 470     for(client_t *c = globalconf.clients; c; c = c->next)
 471         if(c->titlebar && c->titlebar->sw.window == w)
 472             return c->titlebar;
 473
 474     return NULL;
 475 }
 476
 477 /** Draw a wibox.
 478  * \param wibox The wibox to draw.
 479  */
 480 static void
 481 wibox_draw(wibox_t *wibox)
 482 {
 483     if(wibox->isvisible)
 484     {
 485         widget_render(&wibox->widgets, &wibox->sw.ctx, wibox->sw.gc,
 486                       wibox->sw.pixmap,
 487                       wibox->screen, wibox->sw.orientation,
 488                       wibox->sw.geometry.x, wibox->sw.geometry.y,
 489                       wibox);
 490         simplewindow_refresh_pixmap(&wibox->sw);
 491
 492         wibox->need_update = false;
 493     }
 494
 495     wibox_systray_refresh(wibox);
 496 }
 497
 498 /** Refresh all wiboxes.
 499  */
 500 void
 501 wibox_refresh(void)
 502 {
 503     for(int screen = 0; screen < globalconf.nscreen; screen++)
 504         for(int i = 0; i < globalconf.screens[screen].wiboxes.len; i++)
 505         {
 506             wibox_t *s = globalconf.screens[screen].wiboxes.tab[i];
 507             if(s->need_update)
 508                 wibox_draw(s);
 509         }
 510
 511     for(client_t *c = globalconf.clients; c; c = c->next)
 512         if(c->titlebar && c->titlebar->need_update)
 513             wibox_draw(c->titlebar);
 514 }
 515
 516 /** Set a wibox visible or not.
 517  * \param wibox The wibox.
 518  * \param v The visible value.
 519  */
 520 static void
 521 wibox_setvisible(wibox_t *wibox, bool v)
 522 {
 523     if(v != wibox->isvisible)
 524     {
 525         if((wibox->isvisible = v))
 526             xcb_map_window(globalconf.connection, wibox->sw.window);
 527         else
 528             xcb_unmap_window(globalconf.connection, wibox->sw.window);
 529         /* kick out systray if needed */
 530         wibox_systray_refresh(wibox);
 531
 532         /* All the other wibox and ourselves need to be repositioned */
 533         wibox_array_t *w = &globalconf.screens[wibox->screen].wiboxes;
 534         for(int i = 0; i < w->len; i++)
 535             wibox_position_update(w->tab[i]);
 536     }
 537 }
 538
 539 /** Remove a wibox from a screen.
 540  * \param wibox Wibox to detach from screen.
 541  */
 542 void
 543 wibox_detach(wibox_t *wibox)
 544 {
 545     if(wibox->screen != SCREEN_UNDEF)
 546     {
 547         bool v;
 548
 549         /* save visible state */
 550         v = wibox->isvisible;
 551         wibox->isvisible = false;
 552         wibox_position_update(wibox);
 553         /* restore position */
 554         wibox->isvisible = v;
 555
 556         simplewindow_wipe(&wibox->sw);
 557
 558         for(int i = 0; i < globalconf.screens[wibox->screen].wiboxes.len; i++)
 559             if(globalconf.screens[wibox->screen].wiboxes.tab[i] == wibox)
 560             {
 561                 wibox_array_take(&globalconf.screens[wibox->screen].wiboxes, i);
 562                 break;
 563             }
 564         globalconf.screens[wibox->screen].need_arrange = true;
 565         wibox->screen = SCREEN_UNDEF;
 566         wibox_unref(&wibox);
 567     }
 568 }
 569
 570 /** Attach a wibox.
 571  * \param wibox The wibox to attach.
 572  * \param s The screen to attach the wibox to.
 573  */
 574 void
 575 wibox_attach(wibox_t *wibox, screen_t *s)
 576 {
 577     int phys_screen = screen_virttophys(s->index);
 578
 579     wibox_detach(wibox);
 580
 581     wibox->screen = s->index;
 582
 583     wibox_array_append(&s->wiboxes, wibox_ref(&wibox));
 584
 585     /* compute x/y/width/height if not set */
 586     wibox_position_update(wibox);
 587
 588     simplewindow_init(&wibox->sw, phys_screen,
 589                       wibox->sw.geometry,
 590                       wibox->sw.border.width,
 591                       wibox->sw.orientation,
 592                       &wibox->sw.ctx.fg, &wibox->sw.ctx.bg);
 593
 594     simplewindow_border_color_set(&wibox->sw, &wibox->sw.border.color);
 595
 596     wibox->need_update = true;
 597
 598     if(wibox->isvisible)
 599         xcb_map_window(globalconf.connection, wibox->sw.window);
 600
 601     /* All the other wibox and ourselves need to be repositioned */
 602     for(int i = 0; i < s->wiboxes.len; i++)
 603         wibox_position_update(s->wiboxes.tab[i]);
 604
 605     ewmh_update_workarea(screen_virttophys(s->index));
 606 }
 607
 608
 609 /** Convert a wibox to a printable string.
 610  * \param L The Lua VM state.
 611  *
 612  * \luastack
 613  * \lvalue A wibox.
 614  */
 615 static int
 616 luaA_wibox_tostring(lua_State *L)
 617 {
 618     wibox_t **p = luaA_checkudata(L, 1, "wibox");
 619     lua_pushfstring(L, "[wibox udata(%p)]", *p);
 620     return 1;
 621 }
 622
 623 /** Create a new wibox.
 624  * \param L The Lua VM state.
 625  *
 626  * \luastack
 627  * \lparam A table with optionaly defined values:
 628  * position, align, fg, bg, border_width, border_color, width and height.
 629  * \lreturn A brand new wibox.
 630  */
 631 int
 632 luaA_wibox_new(lua_State *L)
 633 {
 634     wibox_t *w;
 635     const char *buf;
 636     size_t len;
 637     xcolor_init_request_t reqs[3];
 638     int8_t i, reqs_nbr = -1;
 639
 640     luaA_checktable(L, 2);
 641
 642     w = p_new(wibox_t, 1);
 643     w->widgets_table = LUA_REFNIL;
 644
 645     w->sw.ctx.fg = globalconf.colors.fg;
 646     if((buf = luaA_getopt_lstring(L, 2, "fg", NULL, &len)))
 647         reqs[++reqs_nbr] = xcolor_init_unchecked(&w->sw.ctx.fg, buf, len);
 648
 649     w->sw.ctx.bg = globalconf.colors.bg;
 650     if((buf = luaA_getopt_lstring(L, 2, "bg", NULL, &len)))
 651         reqs[++reqs_nbr] = xcolor_init_unchecked(&w->sw.ctx.bg, buf, len);
 652
 653     w->sw.border.color = globalconf.colors.bg;
 654     if((buf = luaA_getopt_lstring(L, 2, "border_color", NULL, &len)))
 655         reqs[++reqs_nbr] = xcolor_init_unchecked(&w->sw.border.color, buf, len);
 656
 657     buf = luaA_getopt_lstring(L, 2, "align", "left", &len);
 658     w->align = draw_align_fromstr(buf, len);
 659
 660     w->sw.border.width = luaA_getopt_number(L, 2, "border_width", 0);
 661
 662     buf = luaA_getopt_lstring(L, 2, "position", "top", &len);
 663
 664     switch((w->position = position_fromstr(buf, len)))
 665     {
 666       case Bottom:
 667       case Top:
 668       case Floating:
 669         simplewindow_orientation_set(&w->sw, East);
 670         break;
 671       case Left:
 672         simplewindow_orientation_set(&w->sw, North);
 673         break;
 674       case Right:
 675         simplewindow_orientation_set(&w->sw, South);
 676         break;
 677     }
 678
 679     /* recompute position */
 680     wibox_position_update(w);
 681
 682     w->sw.geometry.width = luaA_getopt_number(L, 2, "width", 0);
 683     w->sw.geometry.height = luaA_getopt_number(L, 2, "height", 0);
 684
 685     w->screen = SCREEN_UNDEF;
 686     w->isvisible = true;
 687
 688     for(i = 0; i <= reqs_nbr; i++)
 689         xcolor_init_reply(reqs[i]);
 690
 691     return luaA_wibox_userdata_new(L, w);
 692 }
 693
 694 /** Rebuild wibox widgets list.
 695  * \param L The Lua VM state.
 696  * \param wibox The wibox.
 697  */
 698 static void
 699 wibox_widgets_table_build(lua_State *L, wibox_t *wibox)
 700 {
 701     widget_node_array_wipe(&wibox->widgets);
 702     widget_node_array_init(&wibox->widgets);
 703     luaA_table2widgets(L, &wibox->widgets);
 704     wibox->mouse_over = NULL;
 705     wibox->need_update = true;
 706 }
 707
 708 /** Check if a wibox widget table has an item.
 709  * \param L The Lua VM state.
 710  * \param wibox The wibox.
 711  * \param item The item to look for.
 712  */
 713 static bool
 714 luaA_wibox_hasitem(lua_State *L, wibox_t *wibox, const void *item)
 715 {
 716     bool ret = false;
 717     if(wibox->widgets_table != LUA_REFNIL)
 718     {
 719         lua_rawgeti(globalconf.L, LUA_REGISTRYINDEX, wibox->widgets_table);
 720         if(lua_topointer(L, -1) == item || luaA_hasitem(L, item))
 721             ret = true;
 722     }
 723     return ret;
 724 }
 725
 726 /** Invalidate a wibox by a Lua object (table, etc).
 727  * \param L The Lua VM state.
 728  * \param item The object identifier.
 729  */
 730 void
 731 luaA_wibox_invalidate_byitem(lua_State *L, const void *item)
 732 {
 733     for(int screen = 0; screen < globalconf.nscreen; screen++)
 734         for(int i = 0; i < globalconf.screens[screen].wiboxes.len; i++)
 735         {
 736             wibox_t *wibox = globalconf.screens[screen].wiboxes.tab[i];
 737             if(luaA_wibox_hasitem(L, wibox, item))
 738             {
 739                 /* recompute widget node list */
 740                 wibox_widgets_table_build(L, wibox);
 741                 lua_pop(L, 1); /* remove widgets table */
 742             }
 743
 744         }
 745
 746     for(client_t *c = globalconf.clients; c; c = c->next)
 747         if(c->titlebar && luaA_wibox_hasitem(L, c->titlebar, item))
 748         {
 749             /* recompute widget node list */
 750             wibox_widgets_table_build(L, c->titlebar);
 751             lua_pop(L, 1); /* remove widgets table */
 752         }
 753 }
 754
 755
 756 /** Wibox object.
 757  * \param L The Lua VM state.
 758  * \return The number of elements pushed on stack.
 759  * \luastack
 760  * \lfield screen Screen number.
 761  * \lfield client The client attached to this titlebar.
 762  * \lfield border_width Border width.
 763  * \lfield border_color Border color.
 764  * \lfield align The alignment.
 765  * \lfield fg Foreground color.
 766  * \lfield bg Background color.
 767  * \lfield position The position.
 768  * \lfield ontop On top of other windows.
 769  */
 770 static int
 771 luaA_wibox_index(lua_State *L)
 772 {
 773     size_t len;
 774     wibox_t **wibox = luaA_checkudata(L, 1, "wibox");
 775     const char *attr = luaL_checklstring(L, 2, &len);
 776
 777     if(luaA_usemetatable(L, 1, 2))
 778         return 1;
 779
 780     switch(a_tokenize(attr, len))
 781     {
 782         client_t *c;
 783
 784       case A_TK_VISIBLE:
 785         lua_pushboolean(L, (*wibox)->isvisible);
 786         break;
 787       case A_TK_CLIENT:
 788         if((c = client_getbytitlebar(*wibox)))
 789             return luaA_client_userdata_new(L, c);
 790         else
 791             return 0;
 792       case A_TK_SCREEN:
 793         if((*wibox)->screen == SCREEN_UNDEF)
 794             return 0;
 795         lua_pushnumber(L, (*wibox)->screen + 1);
 796         break;
 797       case A_TK_BORDER_WIDTH:
 798         lua_pushnumber(L, (*wibox)->sw.border.width);
 799         break;
 800       case A_TK_BORDER_COLOR:
 801         luaA_pushcolor(L, &(*wibox)->sw.border.color);
 802         break;
 803       case A_TK_ALIGN:
 804         lua_pushstring(L, draw_align_tostr((*wibox)->align));
 805         break;
 806       case A_TK_FG:
 807         luaA_pushcolor(L, &(*wibox)->sw.ctx.fg);
 808         break;
 809       case A_TK_BG:
 810         luaA_pushcolor(L, &(*wibox)->sw.ctx.bg);
 811         break;
 812       case A_TK_POSITION:
 813         lua_pushstring(L, position_tostr((*wibox)->position));
 814         break;
 815       case A_TK_ONTOP:
 816         lua_pushboolean(L, (*wibox)->ontop);
 817         break;
 818       case A_TK_ORIENTATION:
 819         lua_pushstring(L, orientation_tostr((*wibox)->sw.orientation));
 820         break;
 821       case A_TK_WIDGETS:
 822         if((*wibox)->widgets_table != LUA_REFNIL)
 823             lua_rawgeti(L, LUA_REGISTRYINDEX, (*wibox)->widgets_table);
 824         else
 825             lua_pushnil(L);
 826         break;
 827       default:
 828         return 0;
 829     }
 830
 831     return 1;
 832 }
 833
 834 /* Set or get the wibox geometry.
 835  * \param L The Lua VM state.
 836  * \return The number of elements pushed on stack.
 837  * \luastack
 838  * \lparam An optional table with wibox geometry.
 839  * \lreturn The wibox geometry.
 840  */
 841 static int
 842 luaA_wibox_geometry(lua_State *L)
 843 {
 844     wibox_t **wibox = luaA_checkudata(L, 1, "wibox");
 845
 846     if(lua_gettop(L) == 2)
 847     {
 848         area_t wingeom;
 849
 850         luaA_checktable(L, 2);
 851         wingeom.x = luaA_getopt_number(L, 2, "x", (*wibox)->sw.geometry.x);
 852         wingeom.y = luaA_getopt_number(L, 2, "y", (*wibox)->sw.geometry.y);
 853         wingeom.width = luaA_getopt_number(L, 2, "width", (*wibox)->sw.geometry.width);
 854         wingeom.height = luaA_getopt_number(L, 2, "height", (*wibox)->sw.geometry.height);
 855
 856         switch((*wibox)->type)
 857         {
 858           case WIBOX_TYPE_TITLEBAR:
 859             wibox_resize(*wibox, wingeom.width, wingeom.height);
 860             break;
 861           case WIBOX_TYPE_NORMAL:
 862             if((*wibox)->position == Floating)
 863                 wibox_moveresize(*wibox, wingeom);
 864             else if(wingeom.width != (*wibox)->sw.geometry.width
 865                     || wingeom.height != (*wibox)->sw.geometry.height)
 866             {
 867                 wibox_resize(*wibox, wingeom.width, wingeom.height);
 868                 globalconf.screens[(*wibox)->screen].need_arrange = true;
 869             }
 870             break;
 871         }
 872     }
 873
 874     return luaA_pusharea(L, (*wibox)->sw.geometry);
 875 }
 876
 877 /** Wibox newindex.
 878  * \param L The Lua VM state.
 879  * \return The number of elements pushed on stack.
 880  */
 881 static int
 882 luaA_wibox_newindex(lua_State *L)
 883 {
 884     size_t len;
 885     wibox_t **wibox = luaA_checkudata(L, 1, "wibox");
 886     const char *buf, *attr = luaL_checklstring(L, 2, &len);
 887     awesome_token_t tok;
 888
 889     switch((tok = a_tokenize(attr, len)))
 890     {
 891         bool b;
 892
 893       case A_TK_FG:
 894         if((buf = luaL_checklstring(L, 3, &len)))
 895             if(xcolor_init_reply(xcolor_init_unchecked(&(*wibox)->sw.ctx.fg, buf, len)))
 896                 (*wibox)->need_update = true;
 897         break;
 898       case A_TK_BG:
 899         if((buf = luaL_checklstring(L, 3, &len)))
 900             if(xcolor_init_reply(xcolor_init_unchecked(&(*wibox)->sw.ctx.bg, buf, len)))
 901                 (*wibox)->need_update = true;
 902         break;
 903       case A_TK_ALIGN:
 904         buf = luaL_checklstring(L, 3, &len);
 905         (*wibox)->align = draw_align_fromstr(buf, len);
 906         switch((*wibox)->type)
 907         {
 908           case WIBOX_TYPE_NORMAL:
 909             wibox_position_update(*wibox);
 910             break;
 911           case WIBOX_TYPE_TITLEBAR:
 912             titlebar_update_geometry_floating(client_getbytitlebar(*wibox));
 913             break;
 914         }
 915         break;
 916       case A_TK_POSITION:
 917         switch((*wibox)->type)
 918         {
 919           case WIBOX_TYPE_TITLEBAR:
 920             return luaA_titlebar_newindex(L, *wibox, tok);
 921           case WIBOX_TYPE_NORMAL:
 922             if((buf = luaL_checklstring(L, 3, &len)))
 923                 wibox_setposition(*wibox, position_fromstr(buf, len));
 924             break;
 925         }
 926         break;
 927       case A_TK_CLIENT:
 928         /* first detach */
 929         if(lua_isnil(L, 3))
 930             titlebar_client_detach(client_getbytitlebar(*wibox));
 931         else
 932         {
 933             client_t **c = luaA_checkudata(L, 3, "client");
 934             titlebar_client_attach(*c, *wibox);
 935         }
 936         break;
 937       case A_TK_SCREEN:
 938         if(lua_isnil(L, 3))
 939         {
 940             wibox_detach(*wibox);
 941             titlebar_client_detach(client_getbytitlebar(*wibox));
 942         }
 943         else
 944         {
 945             int screen = luaL_checknumber(L, 3) - 1;
 946             luaA_checkscreen(screen);
 947             if(screen != (*wibox)->screen)
 948             {
 949                 titlebar_client_detach(client_getbytitlebar(*wibox));
 950                 wibox_attach(*wibox, &globalconf.screens[screen]);
 951             }
 952         }
 953         break;
 954       case A_TK_ONTOP:
 955         b = luaA_checkboolean(L, 3);
 956         if(b != (*wibox)->ontop)
 957         {
 958             (*wibox)->ontop = b;
 959             client_stack();
 960         }
 961         break;
 962       case A_TK_ORIENTATION:
 963         if((buf = luaL_checklstring(L, 3, &len)))
 964         {
 965             simplewindow_orientation_set(&(*wibox)->sw, orientation_fromstr(buf, len));
 966             (*wibox)->need_update = true;
 967         }
 968         break;
 969       case A_TK_BORDER_COLOR:
 970         if((buf = luaL_checklstring(L, 3, &len)))
 971             if(xcolor_init_reply(xcolor_init_unchecked(&(*wibox)->sw.border.color, buf, len)))
 972                 if((*wibox)->sw.window)
 973                     simplewindow_border_color_set(&(*wibox)->sw, &(*wibox)->sw.border.color);
 974         break;
 975       case A_TK_VISIBLE:
 976         b = luaA_checkboolean(L, 3);
 977         if(b != (*wibox)->isvisible)
 978             switch((*wibox)->type)
 979             {
 980               case WIBOX_TYPE_NORMAL:
 981                 wibox_setvisible(*wibox, b);
 982                 break;
 983               case WIBOX_TYPE_TITLEBAR:
 984                 (*wibox)->isvisible = b;
 985                 globalconf.screens[(*wibox)->screen].need_arrange = true;
 986                 break;
 987             }
 988         break;
 989       case A_TK_WIDGETS:
 990         luaA_register(L, 3, &(*wibox)->widgets_table);
 991         /* recompute widget node list */
 992         wibox_widgets_table_build(L, *wibox);
 993         luaA_table2wtable(L);
 994         break;
 995       default:
 996         switch((*wibox)->type)
 997         {
 998           case WIBOX_TYPE_TITLEBAR:
 999             return luaA_titlebar_newindex(L, *wibox, tok);
1000           case WIBOX_TYPE_NORMAL:
1001             break;
1002         }
1003     }
1004
1005     return 0;
1006 }
1007
1008 const struct luaL_reg awesome_wibox_methods[] =
1009 {
1010     { "__call", luaA_wibox_new },
1011     { NULL, NULL }
1012 };
1013 const struct luaL_reg awesome_wibox_meta[] =
1014 {
1015     { "geometry", luaA_wibox_geometry },
1016     { "__index", luaA_wibox_index },
1017     { "__newindex", luaA_wibox_newindex },
1018     { "__gc", luaA_wibox_gc },
1019     { "__eq", luaA_wibox_eq },
1020     { "__tostring", luaA_wibox_tostring },
1021     { NULL, NULL },
1022 };
1023
1024 // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80