Dogcows Code - chaz/openbox/blob - openbox/focus_cycle_popup.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    focus_cycle_popup.c for the Openbox window manager
   4    Copyright (c) 2006        Mikael Magnusson
   5    Copyright (c) 2003-2007   Dana Jansens
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    See the COPYING file for a copy of the GNU General Public License.
  18 */
  19
  20 #include "focus_cycle_popup.h"
  21 #include "popup.h"
  22 #include "client.h"
  23 #include "screen.h"
  24 #include "focus.h"
  25 #include "openbox.h"
  26 #include "window.h"
  27 #include "event.h"
  28 #include "render/render.h"
  29
  30 #include <X11/Xlib.h>
  31 #include <glib.h>
  32
  33 /* Size of the hilite box around a window's icon */
  34 #define HILITE_SIZE 40
  35 /* Width of the outer ring around the hilite box */
  36 #define HILITE_WIDTH 2
  37 /* Space between the outer ring around the hilite box and the icon inside it */
  38 #define HILITE_MARGIN 1
  39 /* Total distance from the edge of the hilite box to the icon inside it */
  40 #define HILITE_OFFSET (HILITE_WIDTH + HILITE_MARGIN)
  41 /* Size of the icons, which can appear inside or outside of a hilite box */
  42 #define ICON_SIZE (HILITE_SIZE - 2*HILITE_OFFSET)
  43 /* Margin area around the outside of the dialog */
  44 #define OUTSIDE_BORDER 3
  45 /* Margin area around the text */
  46 #define TEXT_BORDER 2
  47 /* Scroll the list-mode list when the cursor gets within this many rows of the
  48    top or bottom */
  49 #define SCROLL_MARGIN 4
  50
  51 typedef struct _ObFocusCyclePopup       ObFocusCyclePopup;
  52 typedef struct _ObFocusCyclePopupTarget ObFocusCyclePopupTarget;
  53
  54 struct _ObFocusCyclePopupTarget
  55 {
  56     ObClient *client;
  57     gchar *text;
  58     Window iconwin;
  59     /* This is used when the popup is in list mode */
  60     Window textwin;
  61 };
  62
  63 struct _ObFocusCyclePopup
  64 {
  65     ObWindow obwin;
  66     Window bg;
  67
  68     /* This is used when the popup is in icon mode */
  69     Window icon_mode_text;
  70
  71     GList *targets;
  72     gint n_targets;
  73
  74     const ObFocusCyclePopupTarget *last_target;
  75
  76     gint maxtextw;
  77
  78     /* How are the list is scrolled, in scroll mode */
  79     gint scroll;
  80
  81     RrAppearance *a_bg;
  82     RrAppearance *a_text;
  83     RrAppearance *a_hilite_text;
  84     RrAppearance *a_icon;
  85
  86     gboolean mapped;
  87     ObFocusCyclePopupMode mode;
  88 };
  89
  90 /*! This popup shows all possible windows */
  91 static ObFocusCyclePopup popup;
  92 /*! This popup shows a single window */
  93 static ObIconPopup *single_popup;
  94
  95 static gchar *popup_get_name (ObClient *c);
  96 static void   popup_setup    (ObFocusCyclePopup *p,
  97                               gboolean create_targets,
  98                               gboolean iconic_windows,
  99                               gboolean all_desktops,
 100                               gboolean dock_windows,
 101                               gboolean desktop_windows);
 102 static void   popup_render   (ObFocusCyclePopup *p,
 103                               const ObClient *c);
 104
 105 static Window create_window(Window parent, guint bwidth, gulong mask,
 106                             XSetWindowAttributes *attr)
 107 {
 108     return XCreateWindow(obt_display, parent, 0, 0, 1, 1, bwidth,
 109                          RrDepth(ob_rr_inst), InputOutput,
 110                          RrVisual(ob_rr_inst), mask, attr);
 111 }
 112
 113 void focus_cycle_popup_startup(gboolean reconfig)
 114 {
 115     XSetWindowAttributes attrib;
 116     RrPixel32 *p;
 117
 118     single_popup = icon_popup_new();
 119
 120     popup.obwin.type = OB_WINDOW_CLASS_INTERNAL;
 121     popup.a_bg = RrAppearanceCopy(ob_rr_theme->osd_hilite_bg);
 122     popup.a_hilite_text = RrAppearanceCopy(ob_rr_theme->osd_hilite_label);
 123     popup.a_text = RrAppearanceCopy(ob_rr_theme->a_unfocused_label);
 124     popup.a_icon = RrAppearanceCopy(ob_rr_theme->a_clear);
 125
 126     popup.a_hilite_text->surface.parent = popup.a_bg;
 127     popup.a_text->surface.parent = popup.a_bg;
 128     popup.a_icon->surface.parent = popup.a_bg;
 129
 130     popup.a_text->texture[0].data.text.justify = RR_JUSTIFY_LEFT;
 131     popup.a_hilite_text->texture[0].data.text.justify = RR_JUSTIFY_LEFT;
 132
 133     /* 2 textures. texture[0] is the icon.  texture[1] is the hilight, and
 134        may or may not be used */
 135     RrAppearanceAddTextures(popup.a_icon, 2);
 136
 137     popup.a_icon->texture[0].type = RR_TEXTURE_RGBA;
 138
 139     attrib.override_redirect = True;
 140     attrib.border_pixel=RrColorPixel(ob_rr_theme->osd_border_color);
 141     popup.bg = create_window(obt_root(ob_screen), ob_rr_theme->obwidth,
 142                              CWOverrideRedirect | CWBorderPixel, &attrib);
 143
 144     /* create the text window used for the icon-mode popup */
 145     popup.icon_mode_text = create_window(popup.bg, 0, 0, NULL);
 146
 147     popup.targets = NULL;
 148     popup.n_targets = 0;
 149     popup.last_target = NULL;
 150
 151     /* set up the hilite texture for the icon */
 152     popup.a_icon->texture[1].data.rgba.width = HILITE_SIZE;
 153     popup.a_icon->texture[1].data.rgba.height = HILITE_SIZE;
 154     popup.a_icon->texture[1].data.rgba.alpha = 0xff;
 155     p = g_new(RrPixel32, HILITE_SIZE * HILITE_SIZE);
 156     popup.a_icon->texture[1].data.rgba.data = p;
 157
 158     /* create the hilite under the target icon */
 159     {
 160         RrPixel32 color;
 161         gint x, y, o;
 162
 163         color = ((ob_rr_theme->osd_color->r & 0xff) << RrDefaultRedOffset) +
 164             ((ob_rr_theme->osd_color->g & 0xff) << RrDefaultGreenOffset) +
 165             ((ob_rr_theme->osd_color->b & 0xff) << RrDefaultBlueOffset);
 166
 167         o = 0;
 168         for (x = 0; x < HILITE_SIZE; x++)
 169             for (y = 0; y < HILITE_SIZE; y++) {
 170                 guchar a;
 171
 172                 if (x < HILITE_WIDTH ||
 173                     x >= HILITE_SIZE - HILITE_WIDTH ||
 174                     y < HILITE_WIDTH ||
 175                     y >= HILITE_SIZE - HILITE_WIDTH)
 176                 {
 177                     /* the border of the target */
 178                     a = 0x88;
 179                 }
 180                 else {
 181                     /* the background of the target */
 182                     a = 0x22;
 183                 }
 184
 185                 p[o++] = color + (a << RrDefaultAlphaOffset);
 186             }
 187     }
 188
 189     stacking_add(INTERNAL_AS_WINDOW(&popup));
 190     window_add(&popup.bg, INTERNAL_AS_WINDOW(&popup));
 191 }
 192
 193 void focus_cycle_popup_shutdown(gboolean reconfig)
 194 {
 195     icon_popup_free(single_popup);
 196
 197     window_remove(popup.bg);
 198     stacking_remove(INTERNAL_AS_WINDOW(&popup));
 199
 200     while(popup.targets) {
 201         ObFocusCyclePopupTarget *t = popup.targets->data;
 202
 203         g_free(t->text);
 204         XDestroyWindow(obt_display, t->iconwin);
 205         XDestroyWindow(obt_display, t->textwin);
 206
 207         popup.targets = g_list_delete_link(popup.targets, popup.targets);
 208     }
 209
 210     g_free(popup.a_icon->texture[1].data.rgba.data);
 211     popup.a_icon->texture[1].data.rgba.data = NULL;
 212
 213     XDestroyWindow(obt_display, popup.icon_mode_text);
 214     XDestroyWindow(obt_display, popup.bg);
 215
 216     RrAppearanceFree(popup.a_icon);
 217     RrAppearanceFree(popup.a_hilite_text);
 218     RrAppearanceFree(popup.a_text);
 219     RrAppearanceFree(popup.a_bg);
 220 }
 221
 222 static void popup_setup(ObFocusCyclePopup *p, gboolean create_targets,
 223                         gboolean iconic_windows, gboolean all_desktops,
 224                         gboolean dock_windows, gboolean desktop_windows)
 225 {
 226     gint maxwidth, n;
 227     GList *it;
 228
 229     g_assert(p->targets == NULL);
 230     g_assert(p->n_targets == 0);
 231
 232     /* make its width to be the width of all the possible titles */
 233
 234     /* build a list of all the valid focus targets and measure their strings,
 235        and count them */
 236     maxwidth = 0;
 237     n = 0;
 238     for (it = g_list_last(focus_order); it; it = g_list_previous(it)) {
 239         ObClient *ft = it->data;
 240
 241         if (focus_valid_target(ft, TRUE,
 242                                iconic_windows,
 243                                all_desktops,
 244                                dock_windows,
 245                                desktop_windows))
 246         {
 247             gchar *text = popup_get_name(ft);
 248
 249             /* measure */
 250             p->a_text->texture[0].data.text.string = text;
 251             maxwidth = MAX(maxwidth, RrMinWidth(p->a_text));
 252
 253             if (!create_targets)
 254                 g_free(text);
 255             else {
 256                 ObFocusCyclePopupTarget *t = g_new(ObFocusCyclePopupTarget, 1);
 257
 258                 t->client = ft;
 259                 t->text = text;
 260                 t->iconwin = create_window(p->bg, 0, 0, NULL);
 261                 t->textwin = create_window(p->bg, 0, 0, NULL);
 262
 263                 p->targets = g_list_prepend(p->targets, t);
 264                 ++n;
 265             }
 266         }
 267     }
 268
 269     p->n_targets = n;
 270     p->maxtextw = maxwidth;
 271 }
 272
 273 static gchar *popup_get_name(ObClient *c)
 274 {
 275     ObClient *p;
 276     gchar *title;
 277     const gchar *desk = NULL;
 278     gchar *ret;
 279
 280     /* find our highest direct parent */
 281     p = client_search_top_direct_parent(c);
 282
 283     if (c->desktop != DESKTOP_ALL && c->desktop != screen_desktop)
 284         desk = screen_desktop_names[c->desktop];
 285
 286     title = c->iconic ? c->icon_title : c->title;
 287
 288     /* use the transient's parent's title/icon if we don't have one */
 289     if (p != c && title[0] == '\0')
 290         title = p->iconic ? p->icon_title : p->title;
 291
 292     if (desk)
 293         ret = g_strdup_printf("%s [%s]", title, desk);
 294     else
 295         ret = g_strdup(title);
 296
 297     return ret;
 298 }
 299
 300 static void popup_render(ObFocusCyclePopup *p, const ObClient *c)
 301 {
 302     gint ml, mt, mr, mb;
 303     gint l, t, r, b;
 304     gint x, y, w, h;
 305     Rect *screen_area = NULL;
 306     gint rgbax, rgbay, rgbaw, rgbah;
 307     gint i;
 308     GList *it;
 309     const ObFocusCyclePopupTarget *newtarget;
 310     gint icons_per_row;
 311     gint icon_rows;
 312     gint textw, texth;
 313     gint selected_pos;
 314     gint last_scroll;
 315
 316     /* vars for icon mode */
 317     gint icon_mode_textx;
 318     gint icon_mode_texty;
 319     gint icons_center_x;
 320
 321     /* vars for list mode */
 322     gint list_mode_icon_column_w = HILITE_SIZE + OUTSIDE_BORDER;
 323
 324     g_assert(p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ||
 325              p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST);
 326
 327     screen_area = screen_physical_area_active();
 328
 329     /* get the outside margins */
 330     RrMargins(p->a_bg, &ml, &mt, &mr, &mb);
 331
 332     /* get our outside borders */
 333     l = ml + OUTSIDE_BORDER;
 334     r = mr + OUTSIDE_BORDER;
 335     t = mt + OUTSIDE_BORDER;
 336     b = mb + OUTSIDE_BORDER;
 337
 338     /* get the width from the text and keep it within limits */
 339     w = l + r + p->maxtextw;
 340     if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
 341         /* when in list mode, there are icons down the side */
 342         w += list_mode_icon_column_w;
 343     w = MIN(w, MAX(screen_area->width/3, POPUP_WIDTH)); /* max width */
 344     w = MAX(w, POPUP_WIDTH); /* min width */
 345
 346     /* get the text height */
 347     texth = RrMinHeight(p->a_hilite_text);
 348     if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
 349         texth = MAX(MAX(texth, RrMinHeight(p->a_text)), ICON_SIZE);
 350     else
 351         texth += TEXT_BORDER * 2;
 352
 353     if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) {
 354         /* how many icons will fit in that row? make the width fit that */
 355         w -= l + r;
 356         icons_per_row = (w + HILITE_SIZE - 1) / HILITE_SIZE;
 357         w = icons_per_row * HILITE_SIZE + l + r;
 358
 359         /* how many rows do we need? */
 360         icon_rows = (p->n_targets-1) / icons_per_row + 1;
 361
 362     }
 363     else {
 364         /* in list mode, there is one column of icons.. */
 365         icons_per_row = 1;
 366         /* maximum is 80% of the screen height */
 367         icon_rows = MIN(p->n_targets,
 368                         (4*screen_area->height/5) /* 80% of the screen */
 369                         /
 370                         MAX(HILITE_SIZE, texth)); /* height of each row */
 371     }
 372
 373     /* get the text width */
 374     textw = w - l - r;
 375     if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
 376         /* leave space on the side for the icons */
 377         textw -= list_mode_icon_column_w;
 378
 379     /* find the height of the dialog */
 380     h = t + b + (icon_rows * MAX(HILITE_SIZE, texth));
 381     if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS)
 382         /* in icon mode the text sits below the icons, so make some space */
 383         h += OUTSIDE_BORDER + texth;
 384
 385     /* center the icons if there is less than one row */
 386     if (icon_rows == 1)
 387         icons_center_x = (w - p->n_targets * HILITE_SIZE) / 2;
 388     else
 389         icons_center_x = 0;
 390
 391     if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) {
 392         /* get the position of the text */
 393         icon_mode_textx = l;
 394         icon_mode_texty = h - texth - b;
 395     }
 396
 397     /* find the position for the popup (include the outer borders) */
 398     x = screen_area->x + (screen_area->width -
 399                           (w + ob_rr_theme->obwidth * 2)) / 2;
 400     y = screen_area->y + (screen_area->height -
 401                           (h + ob_rr_theme->obwidth * 2)) / 2;
 402
 403     /* get the dimensions of the target hilite texture */
 404     rgbax = ml;
 405     rgbay = mt;
 406     rgbaw = w - ml - mr;
 407     rgbah = h - mt - mb;
 408
 409     if (!p->mapped) {
 410         /* position the background but don't draw it */
 411         XMoveResizeWindow(obt_display, p->bg, x, y, w, h);
 412
 413         if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) {
 414             /* position the text */
 415             XMoveResizeWindow(obt_display, p->icon_mode_text,
 416                               icon_mode_textx, icon_mode_texty, textw, texth);
 417             XMapWindow(obt_display, popup.icon_mode_text);
 418         }
 419         else
 420             XUnmapWindow(obt_display, popup.icon_mode_text);
 421
 422         /* reset the scrolling when the dialog is first shown */
 423         p->scroll = 0;
 424     }
 425
 426     /* find the focused target */
 427     newtarget = NULL;
 428     for (i = 0, it = p->targets; it; ++i, it = g_list_next(it)) {
 429         const ObFocusCyclePopupTarget *target = it->data;
 430         if (target->client == c) {
 431             /* save the target */
 432             newtarget = target;
 433             break;
 434         }
 435     }
 436     selected_pos = i;
 437
 438     /* scroll the list if needed */
 439     last_scroll = p->scroll;
 440     if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) {
 441         const gint top = p->scroll + SCROLL_MARGIN;
 442         const gint bottom = p->scroll + icon_rows - SCROLL_MARGIN;
 443         const gint min_scroll = 0;
 444         const gint max_scroll = p->n_targets - icon_rows;
 445
 446         if (top - selected_pos >= 0) {
 447             p->scroll -= top - selected_pos + 1;
 448             p->scroll = MAX(p->scroll, min_scroll);
 449         }
 450         else if (selected_pos - bottom >= 0) {
 451             p->scroll += selected_pos - bottom + 1;
 452             p->scroll = MIN(p->scroll, max_scroll);
 453         }
 454     }
 455
 456     g_assert(newtarget != NULL);
 457
 458     /* * * draw everything * * */
 459
 460     /* draw the background */
 461     if (!p->mapped)
 462         RrPaint(p->a_bg, p->bg, w, h);
 463
 464     /* draw the icons and text */
 465     for (i = 0, it = p->targets; it; ++i, it = g_list_next(it)) {
 466         const ObFocusCyclePopupTarget *target = it->data;
 467
 468         /* have to redraw the targetted icon and last targetted icon
 469          * to update the hilite */
 470         if (!p->mapped || newtarget == target || p->last_target == target ||
 471             last_scroll != p->scroll)
 472         {
 473             /* row and column start from 0 */
 474             const gint row = i / icons_per_row - p->scroll;
 475             const gint col = i % icons_per_row;
 476             const ObClientIcon *icon;
 477             gint iconx, icony;
 478             gint list_mode_textx, list_mode_texty;
 479             RrAppearance *text;
 480
 481             /* find the coordinates for the icon */
 482             iconx = icons_center_x + l + (col * HILITE_SIZE);
 483             icony = t + (row * MAX(texth, HILITE_SIZE))
 484                 + MAX(texth - HILITE_SIZE, 0) / 2;
 485
 486             /* find the dimensions of the text box */
 487             list_mode_textx = iconx + HILITE_SIZE + TEXT_BORDER;
 488             list_mode_texty = icony + HILITE_OFFSET;
 489
 490             /* position the icon */
 491             XMoveResizeWindow(obt_display, target->iconwin,
 492                               iconx, icony, HILITE_SIZE, HILITE_SIZE);
 493
 494             /* position the text */
 495             if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
 496                 XMoveResizeWindow(obt_display, target->textwin,
 497                                   list_mode_textx, list_mode_texty,
 498                                   textw, texth);
 499
 500             /* show/hide the right windows */
 501             if (row >= 0 && row < icon_rows) {
 502                 XMapWindow(obt_display, target->iconwin);
 503                 if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
 504                     XMapWindow(obt_display, target->textwin);
 505                 else
 506                     XUnmapWindow(obt_display, target->textwin);
 507             }
 508             else {
 509                 XUnmapWindow(obt_display, target->textwin);
 510                 if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
 511                     XUnmapWindow(obt_display, target->iconwin);
 512                 else
 513                     XMapWindow(obt_display, target->iconwin);
 514             }
 515
 516             /* only draw if we have to */
 517             if (!p->mapped ||
 518                 newtarget == target || p->last_target == target ||
 519                 /* wasn't visible before... */
 520                 ((row + p->scroll < last_scroll ||
 521                   row + p->scroll >= last_scroll + icon_rows) &&
 522                  /* ...and is visible now */
 523                  (row >= 0 && row < icon_rows)))
 524             {
 525                 /* get the icon from the client */
 526                 icon = client_icon(target->client, ICON_SIZE, ICON_SIZE);
 527                 p->a_icon->texture[0].data.rgba.width = icon->width;
 528                 p->a_icon->texture[0].data.rgba.height = icon->height;
 529                 p->a_icon->texture[0].data.rgba.twidth = ICON_SIZE;
 530                 p->a_icon->texture[0].data.rgba.theight = ICON_SIZE;
 531                 p->a_icon->texture[0].data.rgba.tx = HILITE_OFFSET;
 532                 p->a_icon->texture[0].data.rgba.ty = HILITE_OFFSET;
 533                 p->a_icon->texture[0].data.rgba.alpha =
 534                     target->client->iconic ? OB_ICONIC_ALPHA : 0xff;
 535                 p->a_icon->texture[0].data.rgba.data = icon->data;
 536
 537                 /* Draw the hilite? */
 538                 p->a_icon->texture[1].type = (target == newtarget) ?
 539                     RR_TEXTURE_RGBA : RR_TEXTURE_NONE;
 540
 541                 /* draw the icon */
 542                 p->a_icon->surface.parentx = iconx;
 543                 p->a_icon->surface.parenty = icony;
 544                 RrPaint(p->a_icon, target->iconwin, HILITE_SIZE, HILITE_SIZE);
 545
 546                 /* draw the text */
 547                 if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST ||
 548                     target == newtarget)
 549                 {
 550                     text = (target == newtarget) ? p->a_hilite_text : p->a_text;
 551                     text->texture[0].data.text.string = target->text;
 552                     text->surface.parentx =
 553                         p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ?
 554                         icon_mode_textx : list_mode_textx;
 555                     text->surface.parenty =
 556                         p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ?
 557                         icon_mode_texty : list_mode_texty;
 558                     RrPaint(text,
 559                             (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ?
 560                              p->icon_mode_text : target->textwin),
 561                             textw, texth);
 562                 }
 563             }
 564         }
 565     }
 566
 567     p->last_target = newtarget;
 568
 569     g_free(screen_area);
 570
 571     XFlush(obt_display);
 572 }
 573
 574 void focus_cycle_popup_show(ObClient *c, gboolean iconic_windows,
 575                             gboolean all_desktops, gboolean dock_windows,
 576                             gboolean desktop_windows,
 577                             ObFocusCyclePopupMode mode)
 578 {
 579     g_assert(c != NULL);
 580
 581     if (mode == OB_FOCUS_CYCLE_POPUP_MODE_NONE) {
 582         focus_cycle_popup_hide();
 583         return;
 584     }
 585
 586     /* do this stuff only when the dialog is first showing */
 587     if (!popup.mapped) {
 588         popup_setup(&popup, TRUE, iconic_windows, all_desktops,
 589                     dock_windows, desktop_windows);
 590         /* this is fixed once the dialog is shown */
 591         popup.mode = mode;
 592     }
 593     g_assert(popup.targets != NULL);
 594
 595     popup_render(&popup, c);
 596
 597     if (!popup.mapped) {
 598         /* show the dialog */
 599         XMapWindow(obt_display, popup.bg);
 600         XFlush(obt_display);
 601         popup.mapped = TRUE;
 602         screen_hide_desktop_popup();
 603     }
 604 }
 605
 606 void focus_cycle_popup_hide(void)
 607 {
 608     gulong ignore_start;
 609
 610     ignore_start = event_start_ignore_all_enters();
 611
 612     XUnmapWindow(obt_display, popup.bg);
 613     XFlush(obt_display);
 614
 615     event_end_ignore_all_enters(ignore_start);
 616
 617     popup.mapped = FALSE;
 618
 619     while(popup.targets) {
 620         ObFocusCyclePopupTarget *t = popup.targets->data;
 621
 622         g_free(t->text);
 623         XDestroyWindow(obt_display, t->iconwin);
 624         XDestroyWindow(obt_display, t->textwin);
 625         g_free(t);
 626
 627         popup.targets = g_list_delete_link(popup.targets, popup.targets);
 628     }
 629     popup.n_targets = 0;
 630     popup.last_target = NULL;
 631 }
 632
 633 void focus_cycle_popup_single_show(struct _ObClient *c,
 634                                    gboolean iconic_windows,
 635                                    gboolean all_desktops,
 636                                    gboolean dock_windows,
 637                                    gboolean desktop_windows)
 638 {
 639     gchar *text;
 640
 641     g_assert(c != NULL);
 642
 643     /* do this stuff only when the dialog is first showing */
 644     if (!popup.mapped) {
 645         Rect *a;
 646
 647         popup_setup(&popup, FALSE, iconic_windows, all_desktops,
 648                     dock_windows, desktop_windows);
 649         g_assert(popup.targets == NULL);
 650
 651         /* position the popup */
 652         a = screen_physical_area_active();
 653         icon_popup_position(single_popup, CenterGravity,
 654                             a->x + a->width / 2, a->y + a->height / 2);
 655         icon_popup_height(single_popup, POPUP_HEIGHT);
 656         icon_popup_min_width(single_popup, POPUP_WIDTH);
 657         icon_popup_max_width(single_popup, MAX(a->width/3, POPUP_WIDTH));
 658         icon_popup_text_width(single_popup, popup.maxtextw);
 659         g_free(a);
 660     }
 661
 662     text = popup_get_name(c);
 663     icon_popup_show(single_popup, text, client_icon(c, HILITE_SIZE,
 664                                                     HILITE_SIZE));
 665     g_free(text);
 666     screen_hide_desktop_popup();
 667 }
 668
 669 void focus_cycle_popup_single_hide(void)
 670 {
 671     icon_popup_hide(single_popup);
 672 }