src/fullscreen.cc

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   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  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "main.h"
  23 #include "fullscreen.h"
  24
  25 #include "image.h"
  26 #include "misc.h"
  27 #include "ui-fileops.h"
  28 #include "ui-misc.h"
  29 #include "window.h"
  30 #include "image-load.h"
  31
  32 enum {
  33         FULLSCREEN_CURSOR_HIDDEN = 1 << 0,
  34         FULLSCREEN_CURSOR_NORMAL = 1 << 1,
  35         FULLSCREEN_CURSOR_BUSY   = 1 << 2
  36 };
  37
  38
  39 /*
  40  *----------------------------------------------------------------------------
  41  * full screen functions
  42  *----------------------------------------------------------------------------
  43  */
  44
  45 static void clear_mouse_cursor(GtkWidget *widget, gint state)
  46 {
  47         GdkWindow *window = gtk_widget_get_window(widget);
  48         GdkDisplay *display;
  49
  50         if (!window) return;
  51
  52         display = gdk_display_get_default();
  53
  54         if (state & FULLSCREEN_CURSOR_BUSY)
  55                 {
  56                 GdkCursor *cursor;
  57
  58                 cursor = gdk_cursor_new_for_display(display, GDK_WATCH);
  59                 gdk_window_set_cursor(window, cursor);
  60                 g_object_unref(G_OBJECT(cursor));
  61                 }
  62         else if (state & FULLSCREEN_CURSOR_NORMAL)
  63                 {
  64                 gdk_window_set_cursor(window, nullptr);
  65                 }
  66         else
  67                 {
  68                 GdkCursor *cursor;
  69
  70                 cursor = gdk_cursor_new_for_display(display, GDK_BLANK_CURSOR);
  71                 gdk_window_set_cursor(window, cursor);
  72                 g_object_unref(G_OBJECT(cursor));
  73                 }
  74 }
  75
  76 static gboolean fullscreen_hide_mouse_cb(gpointer data)
  77 {
  78         auto fs = static_cast<FullScreenData *>(data);
  79
  80         if (!fs->hide_mouse_id) return FALSE;
  81
  82         fs->cursor_state &= ~FULLSCREEN_CURSOR_NORMAL;
  83         if (!(fs->cursor_state & FULLSCREEN_CURSOR_BUSY)) clear_mouse_cursor(fs->window, fs->cursor_state);
  84
  85         g_source_remove(fs->hide_mouse_id);
  86         fs->hide_mouse_id = 0;
  87         return FALSE;
  88 }
  89
  90 static void fullscreen_hide_mouse_disable(FullScreenData *fs)
  91 {
  92         if (fs->hide_mouse_id)
  93                 {
  94                 g_source_remove(fs->hide_mouse_id);
  95                 fs->hide_mouse_id = 0;
  96                 }
  97 }
  98
  99 static void fullscreen_hide_mouse_reset(FullScreenData *fs)
 100 {
 101         fullscreen_hide_mouse_disable(fs);
 102         fs->hide_mouse_id = g_timeout_add(FULL_SCREEN_HIDE_MOUSE_DELAY, fullscreen_hide_mouse_cb, fs);
 103 }
 104
 105 static gboolean fullscreen_mouse_moved(GtkWidget *, GdkEventMotion *, gpointer data)
 106 {
 107         auto fs = static_cast<FullScreenData *>(data);
 108
 109         if (!(fs->cursor_state & FULLSCREEN_CURSOR_NORMAL))
 110                 {
 111                 fs->cursor_state |= FULLSCREEN_CURSOR_NORMAL;
 112                 if (!(fs->cursor_state & FULLSCREEN_CURSOR_BUSY)) clear_mouse_cursor(fs->window, fs->cursor_state);
 113                 }
 114         fullscreen_hide_mouse_reset(fs);
 115
 116         return FALSE;
 117 }
 118
 119 static void fullscreen_busy_mouse_disable(FullScreenData *fs)
 120 {
 121         if (fs->busy_mouse_id)
 122                 {
 123                 g_source_remove(fs->busy_mouse_id);
 124                 fs->busy_mouse_id = 0;
 125                 }
 126 }
 127
 128 static void fullscreen_mouse_set_busy(FullScreenData *fs, gboolean busy)
 129 {
 130         fullscreen_busy_mouse_disable(fs);
 131
 132         if (!!(fs->cursor_state & FULLSCREEN_CURSOR_BUSY) == (busy)) return;
 133
 134         if (busy)
 135                 {
 136                 fs->cursor_state |= FULLSCREEN_CURSOR_BUSY;
 137                 }
 138         else
 139                 {
 140                 fs->cursor_state &= ~FULLSCREEN_CURSOR_BUSY;
 141                 }
 142
 143         clear_mouse_cursor(fs->window, fs->cursor_state);
 144 }
 145
 146 static gboolean fullscreen_mouse_set_busy_cb(gpointer data)
 147 {
 148         auto fs = static_cast<FullScreenData *>(data);
 149
 150         fs->busy_mouse_id = 0;
 151         fullscreen_mouse_set_busy(fs, TRUE);
 152         return FALSE;
 153 }
 154
 155 static void fullscreen_mouse_set_busy_idle(FullScreenData *fs)
 156 {
 157         if (!fs->busy_mouse_id)
 158                 {
 159                 fs->busy_mouse_id = g_timeout_add(FULL_SCREEN_BUSY_MOUSE_DELAY,
 160                                                   fullscreen_mouse_set_busy_cb, fs);
 161                 }
 162 }
 163
 164 static void fullscreen_image_update_cb(ImageWindow *, gpointer data)
 165 {
 166         auto fs = static_cast<FullScreenData *>(data);
 167
 168         if (fs->imd->il &&
 169             image_loader_get_pixbuf(fs->imd->il) != image_get_pixbuf(fs->imd))
 170                 {
 171                 fullscreen_mouse_set_busy_idle(fs);
 172                 }
 173 }
 174
 175 static void fullscreen_image_complete_cb(ImageWindow *, gboolean preload, gpointer data)
 176 {
 177         auto fs = static_cast<FullScreenData *>(data);
 178
 179         if (!preload) fullscreen_mouse_set_busy(fs, FALSE);
 180 }
 181
 182 #define XSCREENSAVER_BINARY     "xscreensaver-command"
 183 #define XSCREENSAVER_COMMAND    "xscreensaver-command -deactivate >&- 2>&- &"
 184
 185 static void fullscreen_saver_deactivate()
 186 {
 187         static gboolean checked = FALSE;
 188         static gboolean found = FALSE;
 189
 190         if (!checked)
 191                 {
 192                 checked = TRUE;
 193                 found = file_in_path(XSCREENSAVER_BINARY);
 194                 }
 195
 196         if (found)
 197                 {
 198                 runcmd(XSCREENSAVER_COMMAND);
 199                 }
 200 }
 201
 202 static gboolean fullscreen_saver_block_cb(gpointer)
 203 {
 204         if (options->fullscreen.disable_saver)
 205                 {
 206                 fullscreen_saver_deactivate();
 207                 }
 208
 209         return TRUE;
 210 }
 211
 212 static gboolean fullscreen_delete_cb(GtkWidget *, GdkEventAny *, gpointer data)
 213 {
 214         auto fs = static_cast<FullScreenData *>(data);
 215
 216         fullscreen_stop(fs);
 217         return TRUE;
 218 }
 219
 220 FullScreenData *fullscreen_start(GtkWidget *window, ImageWindow *imd,
 221                                  void (*stop_func)(FullScreenData *, gpointer), gpointer stop_data)
 222 {
 223         FullScreenData *fs;
 224         GdkScreen *screen;
 225         gint x, y;
 226         gint w, h;
 227         GdkGeometry geometry;
 228
 229         if (!window || !imd) return nullptr;
 230
 231         fs = g_new0(FullScreenData, 1);
 232
 233         fs->cursor_state = FULLSCREEN_CURSOR_HIDDEN;
 234
 235         fs->normal_window = window;
 236         fs->normal_imd = imd;
 237
 238         fs->stop_func = stop_func;
 239         fs->stop_data = stop_data;
 240
 241         DEBUG_1("full screen requests screen %d", options->fullscreen.screen);
 242         fullscreen_prefs_get_geometry(options->fullscreen.screen, window, &x, &y, &w, &h,
 243                                       &screen, &fs->same_region);
 244
 245         fs->window = window_new(GTK_WINDOW_TOPLEVEL, "fullscreen", nullptr, nullptr, _("Full screen"));
 246         DEBUG_NAME(fs->window);
 247
 248         g_signal_connect(G_OBJECT(fs->window), "delete_event",
 249                          G_CALLBACK(fullscreen_delete_cb), fs);
 250
 251         /* few cosmetic details */
 252         gtk_window_set_decorated(GTK_WINDOW(fs->window), FALSE);
 253         gtk_container_set_border_width(GTK_CONTAINER(fs->window), 0);
 254
 255         /* keep window above others, if requested */
 256         if (options->fullscreen.above) {
 257                 gq_gtk_window_set_keep_above(GTK_WINDOW(fs->window), TRUE);
 258         }
 259
 260         /* set default size and position, so the window appears where it was before */
 261         gtk_window_set_default_size(GTK_WINDOW(fs->window), w, h);
 262         gtk_window_move(GTK_WINDOW(fs->window), x, y);
 263
 264         /* By setting USER_POS and USER_SIZE, most window managers will
 265          * not request positioning of the full screen window (for example twm).
 266          *
 267          * In addition, setting gravity to STATIC will result in the
 268          * decorations of twm to not effect the requested window position,
 269          * the decorations will simply be off screen, except in multi monitor setups :-/
 270          */
 271         geometry.min_width = 1;
 272         geometry.min_height = 1;
 273         geometry.base_width = w;
 274         geometry.base_height = h;
 275         geometry.win_gravity = GDK_GRAVITY_STATIC;
 276         gtk_window_set_geometry_hints(GTK_WINDOW(fs->window), fs->window, &geometry,
 277                         static_cast<GdkWindowHints>(GDK_HINT_WIN_GRAVITY | GDK_HINT_USER_POS | GDK_HINT_USER_SIZE));
 278
 279         gtk_widget_realize(fs->window);
 280
 281         if ((options->fullscreen.screen % 100) == 0)
 282                 {
 283                 GdkWindow *gdkwin;
 284                 gdkwin = gtk_widget_get_window(fs->window);
 285                 if (gdkwin != nullptr)
 286                         gdk_window_set_fullscreen_mode(gdkwin, GDK_FULLSCREEN_ON_ALL_MONITORS);
 287                 }
 288
 289         /* make window fullscreen -- let Gtk do it's job, don't screw it in any way */
 290         gtk_window_fullscreen(GTK_WINDOW(fs->window));
 291
 292         /* move it to requested screen */
 293         if (options->fullscreen.screen >= 0)
 294                 {
 295                 gtk_window_set_screen(GTK_WINDOW(fs->window), screen);
 296                 }
 297
 298         fs->imd = image_new(FALSE);
 299
 300         gtk_container_add(GTK_CONTAINER(fs->window), fs->imd->widget);
 301
 302         image_background_set_color_from_options(fs->imd, TRUE);
 303         image_set_delay_flip(fs->imd, options->fullscreen.clean_flip);
 304         image_auto_refresh_enable(fs->imd, fs->normal_imd->auto_refresh);
 305
 306         if (options->fullscreen.clean_flip)
 307                 {
 308                 image_set_update_func(fs->imd, fullscreen_image_update_cb, fs);
 309                 image_set_complete_func(fs->imd, fullscreen_image_complete_cb, fs);
 310                 }
 311
 312         gtk_widget_show(fs->imd->widget);
 313
 314         if (fs->same_region)
 315                 {
 316                 DEBUG_2("Original window is not visible, enabling std. fullscreen mode");
 317                 image_move_from_image(fs->imd, fs->normal_imd);
 318                 }
 319         else
 320                 {
 321                 DEBUG_2("Original window is still visible, enabling presentation fullscreen mode");
 322                 image_copy_from_image(fs->imd, fs->normal_imd);
 323                 }
 324
 325         if (options->stereo.enable_fsmode) {
 326                 image_stereo_set(fs->imd, options->stereo.fsmode);
 327         }
 328
 329         gtk_widget_show(fs->window);
 330
 331         /* for hiding the mouse */
 332         g_signal_connect(G_OBJECT(fs->imd->pr), "motion_notify_event",
 333                            G_CALLBACK(fullscreen_mouse_moved), fs);
 334         clear_mouse_cursor(fs->window, fs->cursor_state);
 335
 336         /* set timer to block screen saver */
 337         fs->saver_block_id = g_timeout_add(60 * 1000, fullscreen_saver_block_cb, fs);
 338
 339         /* hide normal window */
 340          /** @FIXME properly restore this window on show
 341          */
 342         if (fs->same_region)
 343                 {
 344                 if (options->hide_window_in_fullscreen)
 345                         {
 346                         gtk_widget_hide(fs->normal_window);
 347                         }
 348                 image_change_fd(fs->normal_imd, nullptr, image_zoom_get(fs->normal_imd));
 349                 }
 350
 351         return fs;
 352 }
 353
 354 void fullscreen_stop(FullScreenData *fs)
 355 {
 356         if (!fs) return;
 357
 358         if (fs->saver_block_id) g_source_remove(fs->saver_block_id);
 359
 360         fullscreen_hide_mouse_disable(fs);
 361         fullscreen_busy_mouse_disable(fs);
 362         gdk_keyboard_ungrab(GDK_CURRENT_TIME);
 363
 364         if (fs->same_region)
 365                 {
 366                 image_move_from_image(fs->normal_imd, fs->imd);
 367                 if (options->hide_window_in_fullscreen)
 368                         {
 369                         gtk_widget_show(fs->normal_window);
 370                         }
 371                 if (options->stereo.enable_fsmode)
 372                         {
 373                         image_stereo_set(fs->normal_imd, options->stereo.mode);
 374                         }
 375                 }
 376
 377
 378         if (fs->stop_func) fs->stop_func(fs, fs->stop_data);
 379
 380         gq_gtk_widget_destroy(fs->window);
 381
 382         gtk_window_present(GTK_WINDOW(fs->normal_window));
 383
 384         g_free(fs);
 385 }
 386
 387
 388 /*
 389  *----------------------------------------------------------------------------
 390  * full screen preferences and utils
 391  *----------------------------------------------------------------------------
 392  */
 393
 394 GList *fullscreen_prefs_list()
 395 {
 396         GList *list = nullptr;
 397         GdkDisplay *display;
 398         GdkScreen *screen;
 399         gint monitors;
 400         gint j;
 401
 402         display = gdk_display_get_default();
 403         screen = gdk_display_get_default_screen(display);
 404         monitors = gdk_display_get_n_monitors(display);
 405
 406         for (j = -1; j < monitors; j++)
 407                 {
 408                 ScreenData *sd;
 409                 GdkRectangle rect;
 410                 gchar *name;
 411                 gchar *subname;
 412
 413                 name = gdk_screen_make_display_name(screen);
 414
 415                 if (j < 0)
 416                         {
 417                         rect.x = 0;
 418                         rect.y = 0;
 419                         rect.width = gdk_screen_get_width(screen);
 420                         rect.height = gdk_screen_get_height(screen);
 421                         subname = g_strdup(_("Full size"));
 422                         }
 423                 else
 424                         {
 425                         auto monitor = gdk_display_get_monitor(display, j);
 426                         gdk_monitor_get_geometry(monitor, &rect);
 427                         subname = g_strdup(gdk_monitor_get_model(monitor));
 428                         if (subname == nullptr)
 429                                 {
 430                                 subname = g_strdup_printf("%s %d", _("Monitor"), j + 1);
 431                                 }
 432                         }
 433
 434                 sd = g_new0(ScreenData, 1);
 435                 sd->number = 100 + j + 1;
 436                 sd->description = g_strdup_printf("%s %s, %s", _("Screen"), name, subname);
 437                 sd->x = rect.x;
 438                 sd->y = rect.y;
 439                 sd->width = rect.width;
 440                 sd->height = rect.height;
 441
 442                 DEBUG_1("Screen %d %30s %4d,%4d (%4dx%4d)",
 443                                 sd->number, sd->description, sd->x, sd->y, sd->width, sd->height);
 444
 445                 list = g_list_append(list, sd);
 446
 447                 g_free(name);
 448                 g_free(subname);
 449                 }
 450
 451         return list;
 452 }
 453
 454 void screen_data_free(ScreenData *sd)
 455 {
 456         if (!sd) return;
 457
 458         g_free(sd->description);
 459         g_free(sd);
 460 }
 461
 462 ScreenData *fullscreen_prefs_list_find(GList *list, gint screen)
 463 {
 464         GList *work;
 465
 466         work = list;
 467         while (work)
 468                 {
 469                 auto sd = static_cast<ScreenData *>(work->data);
 470                 work = work->next;
 471
 472                 if (sd->number == screen) return sd;
 473                 }
 474
 475         return nullptr;
 476 }
 477
 478 /* screen is interpreted as such:
 479  *  -1  window manager determines size and position, fallback is (1) active monitor
 480  *   0  full size of screen containing widget
 481  *   1  size of monitor containing widget
 482  * 100  full size of screen 1 (screen, monitor counts start at 1)
 483  * 101  size of monitor 1 on screen 1
 484  * 203  size of monitor 3 on screen 2
 485  * returns:
 486  * dest_screen: screen to place widget [use gtk_window_set_screen()]
 487  * same_region: the returned region will overlap the current location of widget.
 488  */
 489 void fullscreen_prefs_get_geometry(gint screen, GtkWidget *widget, gint *x, gint *y, gint *width, gint *height,
 490                                    GdkScreen **dest_screen, gboolean *same_region)
 491 {
 492         GList *list;
 493         ScreenData *sd;
 494
 495         list = fullscreen_prefs_list();
 496         if (screen >= 100)
 497                 {
 498                 sd = fullscreen_prefs_list_find(list, screen);
 499                 }
 500         else
 501                 {
 502                 sd = nullptr;
 503                 if (screen < 0) screen = 1;
 504                 }
 505
 506         if (sd)
 507                 {
 508                 GdkDisplay *display;
 509                 GdkScreen *screen;
 510
 511                 display = gdk_display_get_default();
 512                 screen = gdk_display_get_default_screen(display);
 513
 514                 if (x) *x = sd->x;
 515                 if (y) *y = sd->y;
 516                 if (width) *width = sd->width;
 517                 if (height) *height = sd->height;
 518
 519                 if (dest_screen) *dest_screen = screen;
 520                 if (same_region) *same_region = (!widget || !gtk_widget_get_window(widget) ||
 521                                         (screen == gtk_widget_get_screen(widget) &&
 522                                          (sd->number%100 == 0 ||
 523                                           sd->number%100 == gdk_screen_get_monitor_at_window(screen, gtk_widget_get_window(widget))+1)));
 524
 525                 }
 526         else if (screen != 1 || !widget || !gtk_widget_get_window(widget))
 527                 {
 528                 GdkScreen *screen;
 529
 530                 if (widget)
 531                         {
 532                         screen = gtk_widget_get_screen(widget);
 533                         }
 534                 else
 535                         {
 536                         screen = gdk_screen_get_default();
 537                         }
 538
 539                 if (x) *x = 0;
 540                 if (y) *y = 0;
 541                 if (width) *width = gdk_screen_get_width(screen);
 542                 if (height) *height = gdk_screen_get_height(screen);
 543
 544                 if (dest_screen) *dest_screen = screen;
 545                 if (same_region) *same_region = TRUE;
 546                 }
 547         else
 548                 {
 549                 GdkDisplay *display;
 550                 GdkMonitor *monitor;
 551                 GdkRectangle rect;
 552
 553                 display = gtk_widget_get_display(widget);
 554                 monitor = gdk_display_get_monitor_at_window(display, gtk_widget_get_window(widget));
 555
 556                 gdk_monitor_get_geometry(monitor, &rect);
 557
 558                 if (x) *x = rect.x;
 559                 if (y) *y = rect.y;
 560                 if (width) *width = rect.width;
 561                 if (height) *height = rect.height;
 562
 563                 if (dest_screen) *dest_screen = gtk_widget_get_screen(widget);
 564                 if (same_region) *same_region = TRUE;
 565                 }
 566
 567         g_list_free_full(list, reinterpret_cast<GDestroyNotify>(screen_data_free));
 568 }
 569
 570 #pragma GCC diagnostic push
 571 #pragma GCC diagnostic ignored "-Wunused-function"
 572 gint fullscreen_prefs_find_screen_for_widget_unused(GtkWidget *widget)
 573 {
 574         GdkScreen *screen;
 575         gint monitor;
 576         gint n;
 577
 578         if (!widget || !gtk_widget_get_window(widget)) return 0;
 579
 580         screen = gtk_widget_get_screen(widget);
 581         monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_window(widget));
 582
 583         n = 100 + monitor + 1;
 584
 585         DEBUG_1("Screen appears to be %d", n);
 586
 587         return n;
 588 }
 589 #pragma GCC diagnostic pop
 590
 591 enum {
 592         FS_MENU_COLUMN_NAME = 0,
 593         FS_MENU_COLUMN_VALUE
 594 };
 595
 596 #define BUTTON_ABOVE_KEY  "button_above"
 597
 598 static void fullscreen_prefs_selection_cb(GtkWidget *combo, gpointer data)
 599 {
 600         auto value = static_cast<gint *>(data);
 601         GtkTreeModel *store;
 602         GtkTreeIter iter;
 603         GtkWidget *button;
 604
 605         if (!value) return;
 606
 607         store = gtk_combo_box_get_model(GTK_COMBO_BOX(combo));
 608         if (!gtk_combo_box_get_active_iter(GTK_COMBO_BOX(combo), &iter)) return;
 609         gtk_tree_model_get(store, &iter, FS_MENU_COLUMN_VALUE, value, -1);
 610
 611         button = static_cast<GtkWidget *>(g_object_get_data(G_OBJECT(combo), BUTTON_ABOVE_KEY));
 612         if (button)
 613                 {
 614                 gtk_widget_set_sensitive(button, *value != -1);
 615                 }
 616 }
 617
 618 static void fullscreen_prefs_selection_add(GtkListStore *store, const gchar *text, gint value)
 619 {
 620         GtkTreeIter iter;
 621
 622         gtk_list_store_append(store, &iter);
 623         gtk_list_store_set(store, &iter, FS_MENU_COLUMN_NAME, text,
 624                                          FS_MENU_COLUMN_VALUE, value, -1);
 625 }
 626
 627 GtkWidget *fullscreen_prefs_selection_new(const gchar *text, gint *screen_value, gboolean *)
 628 {
 629         GtkWidget *vbox;
 630         GtkWidget *hbox;
 631         GtkWidget *combo;
 632         GtkListStore *store;
 633         GtkCellRenderer *renderer;
 634         GList *list;
 635         GList *work;
 636         gint current = 0;
 637         gint n;
 638
 639         if (!screen_value) return nullptr;
 640
 641         vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
 642         DEBUG_NAME(vbox);
 643         hbox = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
 644         if (text) pref_label_new(hbox, text);
 645
 646         store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
 647         combo = gtk_combo_box_new_with_model(GTK_TREE_MODEL(store));
 648         g_object_unref(store);
 649
 650         renderer = gtk_cell_renderer_text_new();
 651         gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo), renderer, TRUE);
 652         gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo), renderer,
 653                                        "text", FS_MENU_COLUMN_NAME, NULL);
 654
 655         fullscreen_prefs_selection_add(store, _("Determined by Window Manager"), -1);
 656         fullscreen_prefs_selection_add(store, _("Active screen"), 0);
 657         if (*screen_value == 0) current = 1;
 658         fullscreen_prefs_selection_add(store, _("Active monitor"), 1);
 659         if (*screen_value == 1) current = 2;
 660
 661         n = 3;
 662         list = fullscreen_prefs_list();
 663         work = list;
 664         while (work)
 665                 {
 666                 auto sd = static_cast<ScreenData *>(work->data);
 667
 668                 fullscreen_prefs_selection_add(store, sd->description, sd->number);
 669                 if (*screen_value == sd->number) current = n;
 670
 671                 work = work->next;
 672                 n++;
 673                 }
 674         g_list_free_full(list, reinterpret_cast<GDestroyNotify>(screen_data_free));
 675
 676         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), current);
 677
 678         gq_gtk_box_pack_start(GTK_BOX(hbox), combo, FALSE, FALSE, 0);
 679         gtk_widget_show(combo);
 680
 681         g_signal_connect(G_OBJECT(combo), "changed",
 682                          G_CALLBACK(fullscreen_prefs_selection_cb), screen_value);
 683
 684         return vbox;
 685 }
 686 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */