src/bar.cc

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: Vladimir Nadvornik
   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 "bar.h"
  24
  25 #include "bar-histogram.h"
  26 #include "filedata.h"
  27 #include "layout.h"
  28 #include "metadata.h"
  29 #include "rcfile.h"
  30 #include "ui-menu.h"
  31 #include "ui-misc.h"
  32
  33 struct KnownPanes
  34 {
  35         PaneType type;
  36         const gchar *id;
  37         const gchar *title;
  38         const gchar *config;
  39 };
  40
  41 static const gchar default_config_histogram[] =
  42 "<gq>"
  43 "    <layout id = '_current_'>"
  44 "        <bar>"
  45 "            <pane_histogram id = 'histogram' expanded = 'true' histogram_channel = '4' histogram_mode = '0' />"
  46 "        </bar>"
  47 "    </layout>"
  48 "</gq>";
  49
  50 static const gchar default_config_title[] =
  51 "<gq>"
  52 "    <layout id = '_current_'>"
  53 "        <bar>"
  54 "            <pane_comment id = 'title' expanded = 'true' key = 'Xmp.dc.title' height = '40' />"
  55 "        </bar>"
  56 "    </layout>"
  57 "</gq>";
  58
  59 static const gchar default_config_headline[] =
  60 "<gq>"
  61 "    <layout id = '_current_'>"
  62 "        <bar>"
  63 "            <pane_comment id = 'headline' expanded = 'true' key = 'Xmp.photoshop.Headline'  height = '40' />"
  64 "        </bar>"
  65 "    </layout>"
  66 "</gq>";
  67
  68 static const gchar default_config_keywords[] =
  69 "<gq>"
  70 "    <layout id = '_current_'>"
  71 "        <bar>"
  72 "            <pane_keywords id = 'keywords' expanded = 'true' key = '" KEYWORD_KEY "' />"
  73 "        </bar>"
  74 "    </layout>"
  75 "</gq>";
  76
  77 static const gchar default_config_comment[] =
  78 "<gq>"
  79 "    <layout id = '_current_'>"
  80 "        <bar>"
  81 "            <pane_comment id = 'comment' expanded = 'true' key = '" COMMENT_KEY "' height = '150' />"
  82 "        </bar>"
  83 "    </layout>"
  84 "</gq>";
  85 static const gchar default_config_rating[] =
  86 "<gq>"
  87 "    <layout id = '_current_'>"
  88 "        <bar>"
  89 "            <pane_rating id = 'rating' expanded = 'true' />"
  90 "        </bar>"
  91 "    </layout>"
  92 "</gq>";
  93
  94 static const gchar default_config_exif[] =
  95 "<gq>"
  96 "    <layout id = '_current_'>"
  97 "        <bar>"
  98 "            <pane_exif id = 'exif' expanded = 'true' >"
  99 "                <entry key = 'formatted.Camera' if_set = 'true' editable = 'false' />"
 100 "                <entry key = 'formatted.DateTime' if_set = 'true' editable = 'false' />"
 101 "                <entry key = 'formatted.localtime' if_set = 'true' editable = 'false' />"
 102 "                <entry key = 'formatted.ShutterSpeed' if_set = 'true' editable = 'false' />"
 103 "                <entry key = 'formatted.Aperture' if_set = 'true' editable = 'false' />"
 104 "                <entry key = 'formatted.ExposureBias' if_set = 'true' editable = 'false' />"
 105 "                <entry key = 'formatted.ISOSpeedRating' if_set = 'true' editable = 'false' />"
 106 "                <entry key = 'formatted.FocalLength' if_set = 'true' editable = 'false' />"
 107 "                <entry key = 'formatted.FocalLength35mmFilm' if_set = 'true' editable = 'false' />"
 108 "                <entry key = 'formatted.Flash' if_set = 'true' editable = 'false' />"
 109 "                <entry key = 'Exif.Photo.ExposureProgram' if_set = 'true' editable = 'false' />"
 110 "                <entry key = 'Exif.Photo.MeteringMode' if_set = 'true' editable = 'false' />"
 111 "                <entry key = 'Exif.Photo.LightSource' if_set = 'true' editable = 'false' />"
 112 "                <entry key = 'formatted.ColorProfile' if_set = 'true' editable = 'false' />"
 113 "                <entry key = 'formatted.SubjectDistance' if_set = 'true' editable = 'false' />"
 114 "                <entry key = 'formatted.Resolution' if_set = 'true' editable = 'false' />"
 115 "                <entry key = '" ORIENTATION_KEY "' if_set = 'true' editable = 'false' />"
 116 "                <entry key = 'formatted.star_rating' if_set = 'true' editable = 'false' />"
 117 "            </pane_exif>"
 118 "        </bar>"
 119 "    </layout>"
 120 "</gq>";
 121
 122 static const gchar default_config_file_info[] =
 123 "<gq>"
 124 "    <layout id = '_current_'>"
 125 "        <bar>"
 126 "            <pane_exif id = 'file_info' expanded = 'true' >"
 127 "                <entry key = 'file.mode' if_set = 'false' editable = 'false' />"
 128 "                <entry key = 'file.date' if_set = 'false' editable = 'false' />"
 129 "                <entry key = 'file.size' if_set = 'false' editable = 'false' />"
 130 "                <entry key = 'file.owner' if_set = 'false' editable = 'false' />"
 131 "                <entry key = 'file.group' if_set = 'false' editable = 'false' />"
 132 "                <entry key = 'file.class' if_set = 'false' editable = 'false' />"
 133 "                <entry key = 'file.link' if_set = 'false' editable = 'false' />"
 134 "            </pane_exif>"
 135 "        </bar>"
 136 "    </layout>"
 137 "</gq>";
 138
 139 static const gchar default_config_location[] =
 140 "<gq>"
 141 "    <layout id = '_current_'>"
 142 "        <bar>"
 143 "            <pane_exif id = 'location' expanded = 'true' >"
 144 "                <entry key = 'formatted.GPSPosition' if_set = 'true' editable = 'false' />"
 145 "                <entry key = 'formatted.GPSAltitude' if_set = 'true' editable = 'false' />"
 146 "                <entry key = 'formatted.timezone' if_set = 'true' editable = 'false' />"
 147 "                <entry key = 'Xmp.photoshop.Country' if_set = 'false' editable = 'true' />"
 148 "                <entry key = 'Xmp.iptc.CountryCode' if_set = 'false' editable = 'true' />"
 149 "                <entry key = 'Xmp.photoshop.State' if_set = 'false' editable = 'true' />"
 150 "                <entry key = 'Xmp.photoshop.City' if_set = 'false' editable = 'true' />"
 151 "                <entry key = 'Xmp.iptc.Location' if_set = 'false' editable = 'true' />"
 152 "            </pane_exif>"
 153 "        </bar>"
 154 "    </layout>"
 155 "</gq>";
 156
 157 static const gchar default_config_copyright[] =
 158 "<gq>"
 159 "    <layout id = '_current_'>"
 160 "        <bar>"
 161 "            <pane_exif id = 'copyright' expanded = 'true' >"
 162 "                <entry key = 'Xmp.dc.creator' if_set = 'true' editable = 'false' />"
 163 "                <entry key = 'Xmp.dc.contributor' if_set = 'true' editable = 'false' />"
 164 "                <entry key = 'Xmp.dc.rights' if_set = 'false' editable = 'false' />"
 165 "            </pane_exif>"
 166 "        </bar>"
 167 "    </layout>"
 168 "</gq>";
 169
 170 #ifdef HAVE_LIBCHAMPLAIN
 171 #ifdef HAVE_LIBCHAMPLAIN_GTK
 172 static const gchar default_config_gps[] =
 173 "<gq>"
 174 "    <layout id = '_current_'>"
 175 "        <bar>"
 176 "            <pane_gps id = 'gps' expanded = 'true'"
 177 "                      map-id = 'osm-mapnik'"
 178 "                      zoom-level = '8'"
 179 "                      latitude = '50116666'"
 180 "                      longitude = '8683333' />"
 181 "        </bar>"
 182 "    </layout>"
 183 "</gq>";
 184 #endif
 185 #endif
 186
 187 static const KnownPanes known_panes[] = {
 188 /* default sidebar */
 189         {PANE_HISTOGRAM,        "histogram",    N_("Histogram"),        default_config_histogram},
 190         {PANE_COMMENT,          "title",        N_("Title"),            default_config_title},
 191         {PANE_KEYWORDS,         "keywords",     N_("Keywords"),         default_config_keywords},
 192         {PANE_COMMENT,          "comment",      N_("Comment"),          default_config_comment},
 193         {PANE_RATING,           "rating",       N_("Star Rating"),      default_config_rating},
 194         {PANE_COMMENT,          "headline",     N_("Headline"),         default_config_headline},
 195         {PANE_EXIF,             "exif",         N_("Exif"),             default_config_exif},
 196 /* other pre-configured panes */
 197         {PANE_EXIF,             "file_info",    N_("File info"),        default_config_file_info},
 198         {PANE_EXIF,             "location",     N_("Location and GPS"), default_config_location},
 199         {PANE_EXIF,             "copyright",    N_("Copyright"),        default_config_copyright},
 200 #ifdef HAVE_LIBCHAMPLAIN
 201 #ifdef HAVE_LIBCHAMPLAIN_GTK
 202         {PANE_GPS,              "gps",  N_("GPS Map"),  default_config_gps},
 203 #endif
 204 #endif
 205         {PANE_UNDEF,            nullptr,                nullptr,                        nullptr}
 206 };
 207
 208 struct BarData
 209 {
 210         GtkWidget *widget;
 211         GtkWidget *vbox;
 212         FileData *fd;
 213         GtkWidget *label_file_name;
 214         GtkWidget *add_button;
 215
 216         LayoutWindow *lw;
 217         gint width;
 218 };
 219
 220 static const gchar *bar_pane_get_default_config(const gchar *id);
 221
 222 static void bar_expander_move(GtkWidget *, gpointer data, gboolean up, gboolean single_step)
 223 {
 224         auto expander = static_cast<GtkWidget *>(data);
 225         GtkWidget *box;
 226         gint pos;
 227
 228         if (!expander) return;
 229         box = gtk_widget_get_ancestor(expander, GTK_TYPE_BOX);
 230         if (!box) return;
 231
 232         gtk_container_child_get(GTK_CONTAINER(box), expander, "position", &pos, NULL);
 233
 234         if (single_step)
 235                 {
 236                 pos = up ? (pos - 1) : (pos + 1);
 237                 if (pos < 0) pos = 0;
 238                 }
 239         else
 240                 {
 241                 pos = up ? 0 : -1;
 242                 }
 243
 244         gtk_box_reorder_child(GTK_BOX(box), expander, pos);
 245 }
 246
 247
 248 static void bar_expander_move_up_cb(GtkWidget *widget, gpointer data)
 249 {
 250         bar_expander_move(widget, data, TRUE, TRUE);
 251 }
 252
 253 static void bar_expander_move_down_cb(GtkWidget *widget, gpointer data)
 254 {
 255         bar_expander_move(widget, data, FALSE, TRUE);
 256 }
 257
 258 static void bar_expander_move_top_cb(GtkWidget *widget, gpointer data)
 259 {
 260         bar_expander_move(widget, data, TRUE, FALSE);
 261 }
 262
 263 static void bar_expander_move_bottom_cb(GtkWidget *widget, gpointer data)
 264 {
 265         bar_expander_move(widget, data, FALSE, FALSE);
 266 }
 267
 268 static void height_spin_changed_cb(GtkSpinButton *spin, gpointer data)
 269 {
 270
 271         gtk_widget_set_size_request(GTK_WIDGET(data), -1, gtk_spin_button_get_value_as_int(spin));
 272 }
 273
 274 static void height_spin_key_press_cb(GtkEventControllerKey *, gint keyval, guint, GdkModifierType, gpointer data)
 275 {
 276         if ((keyval == GDK_KEY_Return || keyval == GDK_KEY_Escape))
 277                 {
 278                 g_object_unref(GTK_WIDGET(data));
 279                 }
 280 }
 281
 282 static void expander_height_cb(GtkWindow *widget, GdkEvent *, gpointer)
 283 {
 284         gq_gtk_widget_destroy(GTK_WIDGET(widget));
 285 }
 286
 287 static void bar_expander_height_cb(GtkWidget *, gpointer data)
 288 {
 289         auto expander = static_cast<GtkWidget *>(data);
 290         GtkWidget *spin;
 291         GtkWidget *window;
 292         GtkWidget *data_box;
 293         GList *list;
 294         gint x, y;
 295         gint w, h;
 296         GdkDisplay *display;
 297         GdkSeat *seat;
 298         GdkDevice *device;
 299         GtkEventController *controller;
 300
 301         display = gdk_display_get_default();
 302         seat = gdk_display_get_default_seat(display);
 303         device = gdk_seat_get_pointer(seat);
 304         gdk_device_get_position(device, nullptr, &x, &y);
 305
 306         list = gtk_container_get_children(GTK_CONTAINER(expander));
 307         data_box = static_cast<GtkWidget *>(list->data);
 308
 309 #ifdef HAVE_GTK4
 310         window = gtk_window_new();
 311 #else
 312         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 313 #endif
 314
 315         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 316         gtk_window_set_decorated(GTK_WINDOW(window), FALSE);
 317         gq_gtk_window_set_keep_above(GTK_WINDOW(window), TRUE);
 318         gtk_window_set_default_size(GTK_WINDOW(window), 50, 30); //** @FIXME set these values in a more sensible way */
 319         g_signal_connect(window, "key-press-event", G_CALLBACK(expander_height_cb), nullptr);
 320
 321         gq_gtk_window_move(GTK_WINDOW(window), x, y);
 322         gtk_widget_show(window);
 323
 324         gtk_widget_get_size_request(GTK_WIDGET(data_box), &w, &h);
 325
 326         spin = gtk_spin_button_new_with_range(1, 1000, 1);
 327         g_signal_connect(G_OBJECT(spin), "value-changed", G_CALLBACK(height_spin_changed_cb), data_box);
 328         controller = gtk_event_controller_key_new(spin);
 329         g_signal_connect(controller, "key-pressed", G_CALLBACK(height_spin_key_press_cb), window);
 330
 331         gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), h);
 332         gq_gtk_container_add(GTK_WIDGET(window), spin);
 333         gtk_widget_show(spin);
 334         gtk_widget_grab_focus(GTK_WIDGET(spin));
 335
 336         g_list_free(list);
 337 }
 338
 339 static void bar_expander_delete_cb(GtkWidget *, gpointer data)
 340 {
 341         auto expander = static_cast<GtkWidget *>(data);
 342         g_object_unref(expander);
 343 }
 344
 345 static void bar_expander_add_cb(GtkWidget *widget, gpointer)
 346 {
 347         const KnownPanes *pane = known_panes;
 348         auto id = static_cast<const gchar *>(g_object_get_data(G_OBJECT(widget), "pane_add_id"));
 349         const gchar *config;
 350
 351         if (!id) return;
 352
 353         while (pane->id)
 354                 {
 355                 if (strcmp(pane->id, id) == 0) break;
 356                 pane++;
 357                 }
 358         if (!pane->id) return;
 359
 360         config = bar_pane_get_default_config(id);
 361         if (config) load_config_from_buf(config, strlen(config), FALSE);
 362
 363 }
 364
 365
 366 static void bar_menu_popup(GtkWidget *widget)
 367 {
 368         GtkWidget *menu;
 369         GtkWidget *bar;
 370         GtkWidget *expander;
 371         BarData *bd;
 372         gboolean display_height_option = FALSE;
 373         gchar const *label;
 374
 375         label = gtk_expander_get_label(GTK_EXPANDER(widget));
 376         display_height_option = (g_strcmp0(label, "Comment") == 0) ||
 377                                                         (g_strcmp0(label, "Rating") == 0) ||
 378                                                         (g_strcmp0(label, "Title") == 0) ||
 379                                                         (g_strcmp0(label, "Headline") == 0) ||
 380                                                         (g_strcmp0(label, "Keywords") == 0) ||
 381                                                         (g_strcmp0(label, "GPS Map") == 0);
 382
 383         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(widget), "bar_data"));
 384         if (bd)
 385                 {
 386                 expander = nullptr;
 387                 bar = widget;
 388                 }
 389         else
 390                 {
 391                 expander = widget;
 392                 bar = gtk_widget_get_parent(widget);
 393                 while (bar && !g_object_get_data(G_OBJECT(bar), "bar_data"))
 394                         bar = gtk_widget_get_parent(bar);
 395                 if (!bar) return;
 396                 }
 397
 398         menu = popup_menu_short_lived();
 399
 400         if (expander)
 401                 {
 402                 menu_item_add_icon(menu, _("Move to _top"), GQ_ICON_GO_TOP, G_CALLBACK(bar_expander_move_top_cb), expander);
 403                 menu_item_add_icon(menu, _("Move _up"), GQ_ICON_GO_UP, G_CALLBACK(bar_expander_move_up_cb), expander);
 404                 menu_item_add_icon(menu, _("Move _down"), GQ_ICON_GO_DOWN, G_CALLBACK(bar_expander_move_down_cb), expander);
 405                 menu_item_add_icon(menu, _("Move to _bottom"), GQ_ICON_GO_BOTTOM, G_CALLBACK(bar_expander_move_bottom_cb), expander);
 406                 menu_item_add_divider(menu);
 407
 408                 if (gtk_expander_get_expanded(GTK_EXPANDER(expander)) && display_height_option)
 409                         {
 410                         menu_item_add_icon(menu, _("Height..."), GQ_ICON_PREFERENCES, G_CALLBACK(bar_expander_height_cb), expander);
 411                         menu_item_add_divider(menu);
 412                         }
 413
 414                 menu_item_add_icon(menu, _("Remove"), GQ_ICON_DELETE, G_CALLBACK(bar_expander_delete_cb), expander);
 415                 menu_item_add_divider(menu);
 416                 }
 417
 418         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 419 }
 420
 421 static void bar_menu_add_popup(GtkWidget *widget)
 422 {
 423         GtkWidget *menu;
 424         GtkWidget *bar;
 425         const KnownPanes *pane = known_panes;
 426
 427         bar = widget;
 428
 429         menu = popup_menu_short_lived();
 430
 431         while (pane->id)
 432                 {
 433                 GtkWidget *item;
 434                 item = menu_item_add_icon(menu, _(pane->title), GQ_ICON_ADD, G_CALLBACK(bar_expander_add_cb), bar);
 435                 g_object_set_data(G_OBJECT(item), "pane_add_id", const_cast<gchar *>(pane->id));
 436                 pane++;
 437                 }
 438
 439         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 440 }
 441
 442
 443 static gboolean bar_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer)
 444 {
 445         if (bevent->button == MOUSE_BUTTON_RIGHT)
 446                 {
 447                 bar_menu_popup(widget);
 448                 return TRUE;
 449                 }
 450         return FALSE;
 451 }
 452
 453 static void bar_expander_cb(GObject *object, GParamSpec *, gpointer)
 454 {
 455         GtkExpander *expander;
 456         GtkWidget *child;
 457
 458         expander = GTK_EXPANDER(object);
 459         child = gtk_bin_get_child(GTK_BIN(expander));
 460
 461         if (gtk_expander_get_expanded(expander))
 462                 {
 463                 gq_gtk_widget_show_all(child);
 464                 }
 465         else
 466                 {
 467                 gtk_widget_hide(child);
 468                 }
 469 }
 470
 471 static gboolean bar_menu_add_cb(GtkWidget *widget, GdkEventButton *, gpointer)
 472 {
 473         bar_menu_add_popup(widget);
 474         return TRUE;
 475 }
 476
 477
 478 static void bar_pane_set_fd_cb(GtkWidget *expander, gpointer data)
 479 {
 480         GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 481         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 482         if (!pd) return;
 483         if (pd->pane_set_fd) pd->pane_set_fd(widget, static_cast<FileData *>(data));
 484 }
 485
 486 void bar_set_fd(GtkWidget *bar, FileData *fd)
 487 {
 488         BarData *bd;
 489         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 490         if (!bd) return;
 491
 492         file_data_unref(bd->fd);
 493         bd->fd = file_data_ref(fd);
 494
 495         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_set_fd_cb, fd);
 496
 497         gtk_label_set_text(GTK_LABEL(bd->label_file_name), (bd->fd) ? bd->fd->name : "");
 498
 499 }
 500
 501 static void bar_pane_notify_selection_cb(GtkWidget *expander, gpointer data)
 502 {
 503         GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 504         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 505         if (!pd) return;
 506         if (pd->pane_notify_selection) pd->pane_notify_selection(widget, GPOINTER_TO_INT(data));
 507 }
 508
 509 void bar_notify_selection(GtkWidget *bar, gint count)
 510 {
 511         BarData *bd;
 512         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 513         if (!bd) return;
 514
 515         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_notify_selection_cb, GINT_TO_POINTER(count));
 516 }
 517
 518 gboolean bar_event(GtkWidget *bar, GdkEvent *event)
 519 {
 520         BarData *bd;
 521         GList *list, *work;
 522         gboolean ret = FALSE;
 523
 524         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 525         if (!bd) return FALSE;
 526
 527         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 528
 529         work = list;
 530         while (work)
 531                 {
 532                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 533                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 534                 if (!pd) continue;
 535
 536                 if (pd->pane_event && pd->pane_event(widget, event))
 537                         {
 538                         ret = TRUE;
 539                         break;
 540                         }
 541                 work = work->next;
 542                 }
 543         g_list_free(list);
 544         return ret;
 545 }
 546
 547 GtkWidget *bar_find_pane_by_id(GtkWidget *bar, PaneType type, const gchar *id)
 548 {
 549         BarData *bd;
 550         GList *list, *work;
 551         GtkWidget *ret = nullptr;
 552
 553         if (!id || !id[0]) return nullptr;
 554
 555         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 556         if (!bd) return nullptr;
 557
 558         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 559
 560         work = list;
 561         while (work)
 562                 {
 563                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 564                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 565                 if (!pd) continue;
 566
 567                 if (type == pd->type && strcmp(id, pd->id) == 0)
 568                         {
 569                         ret = widget;
 570                         break;
 571                         }
 572                 work = work->next;
 573                 }
 574         g_list_free(list);
 575         return ret;
 576 }
 577
 578 void bar_clear(GtkWidget *bar)
 579 {
 580         BarData *bd;
 581         GList *list;
 582
 583         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 584         if (!bd) return;
 585
 586         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 587
 588         g_list_free_full(list, reinterpret_cast<GDestroyNotify>(g_object_unref));
 589 }
 590
 591 void bar_write_config(GtkWidget *bar, GString *outstr, gint indent)
 592 {
 593         BarData *bd;
 594         GList *list, *work;
 595
 596         if (!bar) return;
 597
 598         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 599         if (!bd) return;
 600
 601         WRITE_NL(); WRITE_STRING("<bar ");
 602         write_bool_option(outstr, indent, "enabled", gtk_widget_get_visible(bar));
 603         write_uint_option(outstr, indent, "width", bd->width);
 604         WRITE_STRING(">");
 605
 606         indent++;
 607         WRITE_NL(); WRITE_STRING("<clear/>");
 608
 609         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 610         work = list;
 611         while (work)
 612                 {
 613                 auto expander = static_cast<GtkWidget *>(work->data);
 614                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 615                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 616                 if (!pd) continue;
 617
 618                 pd->expanded = gtk_expander_get_expanded(GTK_EXPANDER(expander));
 619
 620                 if (pd->pane_write_config)
 621                         pd->pane_write_config(widget, outstr, indent);
 622
 623                 work = work->next;
 624                 }
 625         g_list_free(list);
 626         indent--;
 627         WRITE_NL(); WRITE_STRING("</bar>");
 628 }
 629
 630 void bar_update_expander(GtkWidget *pane)
 631 {
 632         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 633         GtkWidget *expander;
 634
 635         if (!pd) return;
 636
 637         expander = gtk_widget_get_parent(pane);
 638
 639         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 640 }
 641
 642 void bar_add(GtkWidget *bar, GtkWidget *pane)
 643 {
 644         GtkWidget *expander;
 645         auto bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 646         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 647
 648         if (!bd) return;
 649
 650         pd->lw = bd->lw;
 651         pd->bar = bar;
 652
 653         expander = gtk_expander_new(nullptr);
 654         DEBUG_NAME(expander);
 655         if (pd && pd->title)
 656                 {
 657                 gtk_expander_set_label_widget(GTK_EXPANDER(expander), pd->title);
 658                 gtk_widget_show(pd->title);
 659                 }
 660
 661         gq_gtk_box_pack_start(GTK_BOX(bd->vbox), expander, FALSE, TRUE, 0);
 662
 663         g_signal_connect(expander, "button_release_event", G_CALLBACK(bar_menu_cb), bd);
 664         g_signal_connect(expander, "notify::expanded", G_CALLBACK(bar_expander_cb), pd);
 665
 666         gq_gtk_container_add(GTK_WIDGET(expander), pane);
 667
 668         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 669
 670         gtk_widget_show(expander);
 671
 672         if (bd->fd && pd && pd->pane_set_fd) pd->pane_set_fd(pane, bd->fd);
 673
 674 }
 675
 676 void bar_populate_default(GtkWidget *)
 677 {
 678         const gchar *populate_id[] = {"histogram", "title", "keywords", "comment", "rating", "exif", nullptr};
 679         const gchar **id = populate_id;
 680
 681         while (*id)
 682                 {
 683                 const gchar *config = bar_pane_get_default_config(*id);
 684                 if (config) load_config_from_buf(config, strlen(config), FALSE);
 685                 id++;
 686                 }
 687 }
 688
 689 static void bar_size_allocate(GtkWidget *, GtkAllocation *, gpointer data)
 690 {
 691         auto bd = static_cast<BarData *>(data);
 692
 693         bd->width = gtk_paned_get_position(GTK_PANED(bd->lw->utility_paned));
 694 }
 695
 696 #pragma GCC diagnostic push
 697 #pragma GCC diagnostic ignored "-Wunused-function"
 698 gint bar_get_width_unused(GtkWidget *bar)
 699 {
 700         BarData *bd;
 701
 702         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 703         if (!bd) return 0;
 704
 705         return bd->width;
 706 }
 707 #pragma GCC diagnostic pop
 708
 709 void bar_close(GtkWidget *bar)
 710 {
 711         BarData *bd;
 712
 713         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 714         if (!bd) return;
 715
 716         /* @FIXME This causes a g_object_unref failed error on exit */
 717         gq_gtk_widget_destroy(bd->widget);
 718 }
 719
 720 static void bar_destroy(GtkWidget *, gpointer data)
 721 {
 722         auto bd = static_cast<BarData *>(data);
 723
 724         file_data_unref(bd->fd);
 725         g_free(bd);
 726 }
 727
 728 #ifdef HAVE_LIBCHAMPLAIN_GTK
 729 /**
 730    @FIXME this is an ugly hack that works around this bug:
 731    https://bugzilla.gnome.org/show_bug.cgi?id=590692
 732    http://bugzilla.openedhand.com/show_bug.cgi?id=1751
 733    it should be removed as soon as a better solution exists
 734 */
 735
 736 static void bar_unrealize_clutter_fix_cb(GtkWidget *widget, gpointer)
 737 {
 738         GtkWidget *child = gtk_bin_get_child(GTK_BIN(widget));
 739         if (child) gtk_widget_unrealize(child);
 740 }
 741 #endif
 742
 743 GtkWidget *bar_new(LayoutWindow *lw)
 744 {
 745         BarData *bd;
 746         GtkWidget *box;
 747         GtkWidget *scrolled;
 748         GtkWidget *tbar;
 749         GtkWidget *add_box;
 750
 751         bd = g_new0(BarData, 1);
 752
 753         bd->lw = lw;
 754
 755         bd->widget = gtk_box_new(GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
 756         DEBUG_NAME(bd->widget);
 757         g_object_set_data(G_OBJECT(bd->widget), "bar_data", bd);
 758         g_signal_connect(G_OBJECT(bd->widget), "destroy",
 759                          G_CALLBACK(bar_destroy), bd);
 760
 761         g_signal_connect(G_OBJECT(bd->widget), "size-allocate",
 762                          G_CALLBACK(bar_size_allocate), bd);
 763
 764         g_signal_connect(G_OBJECT(bd->widget), "button_release_event", G_CALLBACK(bar_menu_cb), bd);
 765
 766         bd->width = SIDEBAR_DEFAULT_WIDTH;
 767
 768         box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 769         DEBUG_NAME(box);
 770
 771         bd->label_file_name = gtk_label_new("");
 772         gtk_label_set_ellipsize(GTK_LABEL(bd->label_file_name), PANGO_ELLIPSIZE_END);
 773         gtk_label_set_selectable(GTK_LABEL(bd->label_file_name), TRUE);
 774         gtk_label_set_xalign(GTK_LABEL(bd->label_file_name), 0.5);
 775         gtk_label_set_yalign(GTK_LABEL(bd->label_file_name), 0.5);
 776
 777         gq_gtk_box_pack_start(GTK_BOX(box), bd->label_file_name, TRUE, TRUE, 0);
 778         gtk_widget_show(bd->label_file_name);
 779
 780         gq_gtk_box_pack_start(GTK_BOX(bd->widget), box, FALSE, FALSE, 0);
 781         gtk_widget_show(box);
 782
 783         scrolled = gq_gtk_scrolled_window_new(nullptr, nullptr);
 784         DEBUG_NAME(scrolled);
 785         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 786                 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 787         gq_gtk_box_pack_start(GTK_BOX(bd->widget), scrolled, TRUE, TRUE, 0);
 788         gtk_widget_show(scrolled);
 789
 790
 791         bd->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 792         gq_gtk_container_add(GTK_WIDGET(scrolled), bd->vbox);
 793         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))), GTK_SHADOW_NONE);
 794
 795         add_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 796         DEBUG_NAME(add_box);
 797         gq_gtk_box_pack_end(GTK_BOX(bd->widget), add_box, FALSE, FALSE, 0);
 798         tbar = pref_toolbar_new(add_box);
 799         bd->add_button = pref_toolbar_button(tbar, GQ_ICON_ADD, _("Add"), FALSE,
 800                                              _("Add Pane"), G_CALLBACK(bar_menu_add_cb), bd);
 801         gtk_widget_show(add_box);
 802
 803 #ifdef HAVE_LIBCHAMPLAIN_GTK
 804         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN(scrolled))), "unrealize", G_CALLBACK(bar_unrealize_clutter_fix_cb), NULL);
 805 #endif
 806
 807         gq_gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 808         gtk_widget_show(bd->vbox);
 809         return bd->widget;
 810 }
 811
 812
 813 GtkWidget *bar_update_from_config(GtkWidget *bar, const gchar **attribute_names, const gchar **attribute_values, LayoutWindow *lw, gboolean startup)
 814 {
 815         gboolean enabled = TRUE;
 816         gint width = SIDEBAR_DEFAULT_WIDTH;
 817
 818         while (*attribute_names)
 819                 {
 820                 const gchar *option = *attribute_names++;
 821                 const gchar *value = *attribute_values++;
 822
 823                 if (READ_BOOL_FULL("enabled", enabled)) continue;
 824                 if (READ_INT_FULL("width", width)) continue;
 825
 826
 827                 log_printf("unknown attribute %s = %s\n", option, value);
 828                 }
 829
 830         if (startup)
 831                 {
 832                 gtk_paned_set_position(GTK_PANED(lw->utility_paned), width);
 833                 }
 834
 835         if (enabled)
 836                 {
 837                 gtk_widget_show(bar);
 838                 }
 839         else
 840                 {
 841                 gtk_widget_hide(bar);
 842                 }
 843         return bar;
 844 }
 845
 846 GtkWidget *bar_new_from_config(LayoutWindow *lw, const gchar **attribute_names, const gchar **attribute_values)
 847 {
 848         GtkWidget *bar = bar_new(lw);
 849         return bar_update_from_config(bar, attribute_names, attribute_values, lw, TRUE);
 850 }
 851
 852 GtkWidget *bar_pane_expander_title(const gchar *title)
 853 {
 854         GtkWidget *widget = gtk_label_new(title);
 855
 856         pref_label_bold(widget, TRUE, FALSE);
 857         gtk_label_set_ellipsize(GTK_LABEL(widget), PANGO_ELLIPSIZE_END);
 858
 859         return widget;
 860 }
 861
 862 gboolean bar_pane_translate_title(PaneType type, const gchar *id, gchar **title)
 863 {
 864         const KnownPanes *pane = known_panes;
 865
 866         if (!title) return FALSE;
 867         while (pane->id)
 868                 {
 869                 if (pane->type == type && strcmp(pane->id, id) == 0) break;
 870                 pane++;
 871                 }
 872         if (!pane->id) return FALSE;
 873
 874         if (*title && **title && strcmp(pane->title, *title) != 0) return FALSE;
 875
 876         g_free(*title);
 877         *title = g_strdup(_(pane->title));
 878         return TRUE;
 879 }
 880
 881 static const gchar *bar_pane_get_default_config(const gchar *id)
 882 {
 883         const KnownPanes *pane = known_panes;
 884
 885         while (pane->id)
 886                 {
 887                 if (strcmp(pane->id, id) == 0) break;
 888                 pane++;
 889                 }
 890         if (!pane->id) return nullptr;
 891         return pane->config;
 892 }
 893
 894 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */