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 "bar.h"
  23
  24 #include <cstring>
  25
  26 #include <glib-object.h>
  27 #include <pango/pango.h>
  28
  29 #include <config.h>
  30
  31 #include "compat.h"
  32 #include "debug.h"
  33 #include "filedata.h"
  34 #include "intl.h"
  35 #include "layout.h"
  36 #include "main-defines.h"
  37 #include "metadata.h"
  38 #include "rcfile.h"
  39 #include "typedefs.h"
  40 #include "ui-menu.h"
  41 #include "ui-misc.h"
  42
  43
  44 namespace
  45 {
  46
  47 void remove_child_from_parent(gpointer data)
  48 {
  49         gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(GTK_WIDGET(data))), GTK_WIDGET(data));
  50 }
  51
  52 }
  53
  54 struct KnownPanes
  55 {
  56         PaneType type;
  57         const gchar *id;
  58         const gchar *title;
  59         const gchar *config;
  60 };
  61
  62 static const gchar default_config_histogram[] =
  63 "<gq>"
  64 "    <layout id = '_current_'>"
  65 "        <bar>"
  66 "            <pane_histogram id = 'histogram' expanded = 'true' histogram_channel = '4' histogram_mode = '0' />"
  67 "        </bar>"
  68 "    </layout>"
  69 "</gq>";
  70
  71 static const gchar default_config_title[] =
  72 "<gq>"
  73 "    <layout id = '_current_'>"
  74 "        <bar>"
  75 "            <pane_comment id = 'title' expanded = 'true' key = 'Xmp.dc.title' height = '40' />"
  76 "        </bar>"
  77 "    </layout>"
  78 "</gq>";
  79
  80 static const gchar default_config_headline[] =
  81 "<gq>"
  82 "    <layout id = '_current_'>"
  83 "        <bar>"
  84 "            <pane_comment id = 'headline' expanded = 'true' key = 'Xmp.photoshop.Headline'  height = '40' />"
  85 "        </bar>"
  86 "    </layout>"
  87 "</gq>";
  88
  89 static const gchar default_config_keywords[] =
  90 "<gq>"
  91 "    <layout id = '_current_'>"
  92 "        <bar>"
  93 "            <pane_keywords id = 'keywords' expanded = 'true' key = '" KEYWORD_KEY "' />"
  94 "        </bar>"
  95 "    </layout>"
  96 "</gq>";
  97
  98 static const gchar default_config_comment[] =
  99 "<gq>"
 100 "    <layout id = '_current_'>"
 101 "        <bar>"
 102 "            <pane_comment id = 'comment' expanded = 'true' key = '" COMMENT_KEY "' height = '150' />"
 103 "        </bar>"
 104 "    </layout>"
 105 "</gq>";
 106 static const gchar default_config_rating[] =
 107 "<gq>"
 108 "    <layout id = '_current_'>"
 109 "        <bar>"
 110 "            <pane_rating id = 'rating' expanded = 'true' />"
 111 "        </bar>"
 112 "    </layout>"
 113 "</gq>";
 114
 115 static const gchar default_config_exif[] =
 116 "<gq>"
 117 "    <layout id = '_current_'>"
 118 "        <bar>"
 119 "            <pane_exif id = 'exif' expanded = 'true' >"
 120 "                <entry key = 'formatted.Camera' if_set = 'true' editable = 'false' />"
 121 "                <entry key = 'formatted.DateTime' if_set = 'true' editable = 'false' />"
 122 "                <entry key = 'formatted.localtime' if_set = 'true' editable = 'false' />"
 123 "                <entry key = 'formatted.ShutterSpeed' if_set = 'true' editable = 'false' />"
 124 "                <entry key = 'formatted.Aperture' if_set = 'true' editable = 'false' />"
 125 "                <entry key = 'formatted.ExposureBias' if_set = 'true' editable = 'false' />"
 126 "                <entry key = 'formatted.ISOSpeedRating' if_set = 'true' editable = 'false' />"
 127 "                <entry key = 'formatted.FocalLength' if_set = 'true' editable = 'false' />"
 128 "                <entry key = 'formatted.FocalLength35mmFilm' if_set = 'true' editable = 'false' />"
 129 "                <entry key = 'formatted.Flash' if_set = 'true' editable = 'false' />"
 130 "                <entry key = 'Exif.Photo.ExposureProgram' if_set = 'true' editable = 'false' />"
 131 "                <entry key = 'Exif.Photo.MeteringMode' if_set = 'true' editable = 'false' />"
 132 "                <entry key = 'Exif.Photo.LightSource' if_set = 'true' editable = 'false' />"
 133 "                <entry key = 'formatted.ColorProfile' if_set = 'true' editable = 'false' />"
 134 "                <entry key = 'formatted.SubjectDistance' if_set = 'true' editable = 'false' />"
 135 "                <entry key = 'formatted.Resolution' if_set = 'true' editable = 'false' />"
 136 "                <entry key = '" ORIENTATION_KEY "' if_set = 'true' editable = 'false' />"
 137 "                <entry key = 'formatted.star_rating' if_set = 'true' editable = 'false' />"
 138 "            </pane_exif>"
 139 "        </bar>"
 140 "    </layout>"
 141 "</gq>";
 142
 143 static const gchar default_config_file_info[] =
 144 "<gq>"
 145 "    <layout id = '_current_'>"
 146 "        <bar>"
 147 "            <pane_exif id = 'file_info' expanded = 'true' >"
 148 "                <entry key = 'file.mode' if_set = 'false' editable = 'false' />"
 149 "                <entry key = 'file.date' if_set = 'false' editable = 'false' />"
 150 "                <entry key = 'file.size' if_set = 'false' editable = 'false' />"
 151 "                <entry key = 'file.owner' if_set = 'false' editable = 'false' />"
 152 "                <entry key = 'file.group' if_set = 'false' editable = 'false' />"
 153 "                <entry key = 'file.class' if_set = 'false' editable = 'false' />"
 154 "                <entry key = 'file.link' if_set = 'false' editable = 'false' />"
 155 "            </pane_exif>"
 156 "        </bar>"
 157 "    </layout>"
 158 "</gq>";
 159
 160 static const gchar default_config_location[] =
 161 "<gq>"
 162 "    <layout id = '_current_'>"
 163 "        <bar>"
 164 "            <pane_exif id = 'location' expanded = 'true' >"
 165 "                <entry key = 'formatted.GPSPosition' if_set = 'true' editable = 'false' />"
 166 "                <entry key = 'formatted.GPSAltitude' if_set = 'true' editable = 'false' />"
 167 "                <entry key = 'formatted.timezone' if_set = 'true' editable = 'false' />"
 168 "                <entry key = 'Xmp.photoshop.Country' if_set = 'false' editable = 'true' />"
 169 "                <entry key = 'Xmp.iptc.CountryCode' if_set = 'false' editable = 'true' />"
 170 "                <entry key = 'Xmp.photoshop.State' if_set = 'false' editable = 'true' />"
 171 "                <entry key = 'Xmp.photoshop.City' if_set = 'false' editable = 'true' />"
 172 "                <entry key = 'Xmp.iptc.Location' if_set = 'false' editable = 'true' />"
 173 "            </pane_exif>"
 174 "        </bar>"
 175 "    </layout>"
 176 "</gq>";
 177
 178 static const gchar default_config_copyright[] =
 179 "<gq>"
 180 "    <layout id = '_current_'>"
 181 "        <bar>"
 182 "            <pane_exif id = 'copyright' expanded = 'true' >"
 183 "                <entry key = 'Xmp.dc.creator' if_set = 'true' editable = 'false' />"
 184 "                <entry key = 'Xmp.dc.contributor' if_set = 'true' editable = 'false' />"
 185 "                <entry key = 'Xmp.dc.rights' if_set = 'false' editable = 'false' />"
 186 "            </pane_exif>"
 187 "        </bar>"
 188 "    </layout>"
 189 "</gq>";
 190
 191 #if HAVE_LIBCHAMPLAIN
 192 #if HAVE_LIBCHAMPLAIN_GTK
 193 static const gchar default_config_gps[] =
 194 "<gq>"
 195 "    <layout id = '_current_'>"
 196 "        <bar>"
 197 "            <pane_gps id = 'gps' expanded = 'true'"
 198 "                      map-id = 'osm-mapnik'"
 199 "                      zoom-level = '8'"
 200 "                      latitude = '50116666'"
 201 "                      longitude = '8683333' />"
 202 "        </bar>"
 203 "    </layout>"
 204 "</gq>";
 205 #endif
 206 #endif
 207
 208 static const KnownPanes known_panes[] = {
 209 /* default sidebar */
 210         {PANE_HISTOGRAM,        "histogram",    N_("Histogram"),        default_config_histogram},
 211         {PANE_COMMENT,          "title",        N_("Title"),            default_config_title},
 212         {PANE_KEYWORDS,         "keywords",     N_("Keywords"),         default_config_keywords},
 213         {PANE_COMMENT,          "comment",      N_("Comment"),          default_config_comment},
 214         {PANE_RATING,           "rating",       N_("Star Rating"),      default_config_rating},
 215         {PANE_COMMENT,          "headline",     N_("Headline"),         default_config_headline},
 216         {PANE_EXIF,             "exif",         N_("Exif"),             default_config_exif},
 217 /* other pre-configured panes */
 218         {PANE_EXIF,             "file_info",    N_("File info"),        default_config_file_info},
 219         {PANE_EXIF,             "location",     N_("Location and GPS"), default_config_location},
 220         {PANE_EXIF,             "copyright",    N_("Copyright"),        default_config_copyright},
 221 #if HAVE_LIBCHAMPLAIN
 222 #if HAVE_LIBCHAMPLAIN_GTK
 223         {PANE_GPS,              "gps",  N_("GPS Map"),  default_config_gps},
 224 #endif
 225 #endif
 226         {PANE_UNDEF,            nullptr,                nullptr,                        nullptr}
 227 };
 228
 229 struct BarData
 230 {
 231         GtkWidget *widget;
 232         GtkWidget *vbox;
 233         FileData *fd;
 234         GtkWidget *label_file_name;
 235         GtkWidget *add_button;
 236
 237         LayoutWindow *lw;
 238         gint width;
 239 };
 240
 241 static const gchar *bar_pane_get_default_config(const gchar *id);
 242
 243 static void bar_expander_move(GtkWidget *, gpointer data, gboolean up, gboolean single_step)
 244 {
 245         auto expander = static_cast<GtkWidget *>(data);
 246         GtkWidget *box;
 247         gint pos;
 248
 249         if (!expander) return;
 250         box = gtk_widget_get_ancestor(expander, GTK_TYPE_BOX);
 251         if (!box) return;
 252
 253         gtk_container_child_get(GTK_CONTAINER(box), expander, "position", &pos, NULL);
 254
 255         if (single_step)
 256                 {
 257                 pos = up ? (pos - 1) : (pos + 1);
 258                 if (pos < 0) pos = 0;
 259                 }
 260         else
 261                 {
 262                 pos = up ? 0 : -1;
 263                 }
 264
 265         gtk_box_reorder_child(GTK_BOX(box), expander, pos);
 266 }
 267
 268
 269 static void bar_expander_move_up_cb(GtkWidget *widget, gpointer data)
 270 {
 271         bar_expander_move(widget, data, TRUE, TRUE);
 272 }
 273
 274 static void bar_expander_move_down_cb(GtkWidget *widget, gpointer data)
 275 {
 276         bar_expander_move(widget, data, FALSE, TRUE);
 277 }
 278
 279 static void bar_expander_move_top_cb(GtkWidget *widget, gpointer data)
 280 {
 281         bar_expander_move(widget, data, TRUE, FALSE);
 282 }
 283
 284 static void bar_expander_move_bottom_cb(GtkWidget *widget, gpointer data)
 285 {
 286         bar_expander_move(widget, data, FALSE, FALSE);
 287 }
 288
 289 static void height_spin_changed_cb(GtkSpinButton *spin, gpointer data)
 290 {
 291
 292         gtk_widget_set_size_request(GTK_WIDGET(data), -1, gtk_spin_button_get_value_as_int(spin));
 293 }
 294
 295 static void height_spin_key_press_cb(GtkEventControllerKey *, gint keyval, guint, GdkModifierType, gpointer data)
 296 {
 297         if ((keyval == GDK_KEY_Return || keyval == GDK_KEY_Escape))
 298                 {
 299                 gq_gtk_widget_destroy(GTK_WIDGET(data));
 300                 }
 301 }
 302
 303 static void expander_height_cb(GtkWindow *widget, GdkEvent *, gpointer)
 304 {
 305         gq_gtk_widget_destroy(GTK_WIDGET(widget));
 306 }
 307
 308 static void bar_expander_height_cb(GtkWidget *, gpointer data)
 309 {
 310         auto expander = static_cast<GtkWidget *>(data);
 311         GtkWidget *spin;
 312         GtkWidget *window;
 313         GtkWidget *data_box;
 314         GList *list;
 315         gint x;
 316         gint y;
 317         gint w;
 318         gint h;
 319         GdkDisplay *display;
 320         GdkSeat *seat;
 321         GdkDevice *device;
 322         GtkEventController *controller;
 323
 324         display = gdk_display_get_default();
 325         seat = gdk_display_get_default_seat(display);
 326         device = gdk_seat_get_pointer(seat);
 327         gdk_device_get_position(device, nullptr, &x, &y);
 328
 329         list = gtk_container_get_children(GTK_CONTAINER(expander));
 330         data_box = static_cast<GtkWidget *>(list->data);
 331
 332 #if HAVE_GTK4
 333         window = gtk_window_new();
 334 #else
 335         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 336 #endif
 337
 338         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 339         gtk_window_set_decorated(GTK_WINDOW(window), FALSE);
 340         gq_gtk_window_set_keep_above(GTK_WINDOW(window), TRUE);
 341         gtk_window_set_default_size(GTK_WINDOW(window), 50, 30); //** @FIXME set these values in a more sensible way */
 342         g_signal_connect(window, "key-press-event", G_CALLBACK(expander_height_cb), nullptr);
 343
 344         gq_gtk_window_move(GTK_WINDOW(window), x, y);
 345         gtk_widget_show(window);
 346
 347         gtk_widget_get_size_request(GTK_WIDGET(data_box), &w, &h);
 348
 349         spin = gtk_spin_button_new_with_range(1, 1000, 1);
 350         g_signal_connect(G_OBJECT(spin), "value-changed", G_CALLBACK(height_spin_changed_cb), data_box);
 351         controller = gtk_event_controller_key_new(spin);
 352         g_signal_connect(controller, "key-pressed", G_CALLBACK(height_spin_key_press_cb), window);
 353
 354         gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), h);
 355         gq_gtk_container_add(GTK_WIDGET(window), spin);
 356         gtk_widget_show(spin);
 357         gtk_widget_grab_focus(GTK_WIDGET(spin));
 358
 359         g_list_free(list);
 360 }
 361
 362 static void bar_expander_delete_cb(GtkWidget *, gpointer data)
 363 {
 364         auto expander = static_cast<GtkWidget *>(data);
 365         gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(expander)), expander);
 366 }
 367
 368 static void bar_expander_add_cb(GtkWidget *widget, gpointer)
 369 {
 370         const KnownPanes *pane = known_panes;
 371         auto id = static_cast<const gchar *>(g_object_get_data(G_OBJECT(widget), "pane_add_id"));
 372         const gchar *config;
 373
 374         if (!id) return;
 375
 376         while (pane->id)
 377                 {
 378                 if (strcmp(pane->id, id) == 0) break;
 379                 pane++;
 380                 }
 381         if (!pane->id) return;
 382
 383         config = bar_pane_get_default_config(id);
 384         if (config) load_config_from_buf(config, strlen(config), FALSE);
 385
 386 }
 387
 388
 389 static void bar_menu_popup(GtkWidget *widget)
 390 {
 391         GtkWidget *menu;
 392         GtkWidget *bar;
 393         GtkWidget *expander;
 394         BarData *bd;
 395         gboolean display_height_option = FALSE;
 396         gchar const *label;
 397
 398         label = gtk_expander_get_label(GTK_EXPANDER(widget));
 399         display_height_option = (g_strcmp0(label, "Comment") == 0) ||
 400                                                         (g_strcmp0(label, "Rating") == 0) ||
 401                                                         (g_strcmp0(label, "Title") == 0) ||
 402                                                         (g_strcmp0(label, "Headline") == 0) ||
 403                                                         (g_strcmp0(label, "Keywords") == 0) ||
 404                                                         (g_strcmp0(label, "GPS Map") == 0);
 405
 406         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(widget), "bar_data"));
 407         if (bd)
 408                 {
 409                 expander = nullptr;
 410                 bar = widget;
 411                 }
 412         else
 413                 {
 414                 expander = widget;
 415                 bar = gtk_widget_get_parent(widget);
 416                 while (bar && !g_object_get_data(G_OBJECT(bar), "bar_data"))
 417                         bar = gtk_widget_get_parent(bar);
 418                 if (!bar) return;
 419                 }
 420
 421         menu = popup_menu_short_lived();
 422
 423         if (expander)
 424                 {
 425                 menu_item_add_icon(menu, _("Move to _top"), GQ_ICON_GO_TOP, G_CALLBACK(bar_expander_move_top_cb), expander);
 426                 menu_item_add_icon(menu, _("Move _up"), GQ_ICON_GO_UP, G_CALLBACK(bar_expander_move_up_cb), expander);
 427                 menu_item_add_icon(menu, _("Move _down"), GQ_ICON_GO_DOWN, G_CALLBACK(bar_expander_move_down_cb), expander);
 428                 menu_item_add_icon(menu, _("Move to _bottom"), GQ_ICON_GO_BOTTOM, G_CALLBACK(bar_expander_move_bottom_cb), expander);
 429                 menu_item_add_divider(menu);
 430
 431                 if (gtk_expander_get_expanded(GTK_EXPANDER(expander)) && display_height_option)
 432                         {
 433                         menu_item_add_icon(menu, _("Height..."), GQ_ICON_PREFERENCES, G_CALLBACK(bar_expander_height_cb), expander);
 434                         menu_item_add_divider(menu);
 435                         }
 436
 437                 menu_item_add_icon(menu, _("Remove"), GQ_ICON_DELETE, G_CALLBACK(bar_expander_delete_cb), expander);
 438                 menu_item_add_divider(menu);
 439                 }
 440
 441         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 442 }
 443
 444 static void bar_menu_add_popup(GtkWidget *widget)
 445 {
 446         GtkWidget *menu;
 447         GtkWidget *bar;
 448         const KnownPanes *pane = known_panes;
 449
 450         bar = widget;
 451
 452         menu = popup_menu_short_lived();
 453
 454         while (pane->id)
 455                 {
 456                 GtkWidget *item;
 457                 item = menu_item_add_icon(menu, _(pane->title), GQ_ICON_ADD, G_CALLBACK(bar_expander_add_cb), bar);
 458                 g_object_set_data(G_OBJECT(item), "pane_add_id", const_cast<gchar *>(pane->id));
 459                 pane++;
 460                 }
 461
 462         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 463 }
 464
 465
 466 static gboolean bar_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer)
 467 {
 468         if (bevent->button == MOUSE_BUTTON_RIGHT)
 469                 {
 470                 bar_menu_popup(widget);
 471                 return TRUE;
 472                 }
 473         return FALSE;
 474 }
 475
 476 static void bar_expander_cb(GObject *object, GParamSpec *, gpointer)
 477 {
 478         GtkExpander *expander;
 479         GtkWidget *child;
 480
 481         expander = GTK_EXPANDER(object);
 482         child = gtk_bin_get_child(GTK_BIN(expander));
 483
 484         if (gtk_expander_get_expanded(expander))
 485                 {
 486                 gq_gtk_widget_show_all(child);
 487                 }
 488         else
 489                 {
 490                 gtk_widget_hide(child);
 491                 }
 492 }
 493
 494 static gboolean bar_menu_add_cb(GtkWidget *widget, GdkEventButton *, gpointer)
 495 {
 496         bar_menu_add_popup(widget);
 497         return TRUE;
 498 }
 499
 500
 501 static void bar_pane_set_fd_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_set_fd) pd->pane_set_fd(widget, static_cast<FileData *>(data));
 507 }
 508
 509 void bar_set_fd(GtkWidget *bar, FileData *fd)
 510 {
 511         BarData *bd;
 512         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 513         if (!bd) return;
 514
 515         file_data_unref(bd->fd);
 516         bd->fd = file_data_ref(fd);
 517
 518         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_set_fd_cb, fd);
 519
 520         gtk_label_set_text(GTK_LABEL(bd->label_file_name), (bd->fd) ? bd->fd->name : "");
 521
 522 }
 523
 524 static void bar_pane_notify_selection_cb(GtkWidget *expander, gpointer data)
 525 {
 526         GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 527         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 528         if (!pd) return;
 529         if (pd->pane_notify_selection) pd->pane_notify_selection(widget, GPOINTER_TO_INT(data));
 530 }
 531
 532 void bar_notify_selection(GtkWidget *bar, gint count)
 533 {
 534         BarData *bd;
 535         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 536         if (!bd) return;
 537
 538         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_notify_selection_cb, GINT_TO_POINTER(count));
 539 }
 540
 541 gboolean bar_event(GtkWidget *bar, GdkEvent *event)
 542 {
 543         BarData *bd;
 544         GList *list;
 545         GList *work;
 546         gboolean ret = FALSE;
 547
 548         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 549         if (!bd) return FALSE;
 550
 551         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 552
 553         work = list;
 554         while (work)
 555                 {
 556                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 557                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 558                 if (!pd) continue;
 559
 560                 if (pd->pane_event && pd->pane_event(widget, event))
 561                         {
 562                         ret = TRUE;
 563                         break;
 564                         }
 565                 work = work->next;
 566                 }
 567         g_list_free(list);
 568         return ret;
 569 }
 570
 571 GtkWidget *bar_find_pane_by_id(GtkWidget *bar, PaneType type, const gchar *id)
 572 {
 573         BarData *bd;
 574         GList *list;
 575         GList *work;
 576         GtkWidget *ret = nullptr;
 577
 578         if (!id || !id[0]) return nullptr;
 579
 580         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 581         if (!bd) return nullptr;
 582
 583         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 584
 585         work = list;
 586         while (work)
 587                 {
 588                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 589                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 590                 if (!pd) continue;
 591
 592                 if (type == pd->type && strcmp(id, pd->id) == 0)
 593                         {
 594                         ret = widget;
 595                         break;
 596                         }
 597                 work = work->next;
 598                 }
 599         g_list_free(list);
 600         return ret;
 601 }
 602
 603 void bar_clear(GtkWidget *bar)
 604 {
 605         BarData *bd;
 606         GList *list;
 607
 608         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 609         if (!bd) return;
 610
 611         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 612
 613         g_list_free_full(list, reinterpret_cast<GDestroyNotify>(remove_child_from_parent));
 614 }
 615
 616 void bar_write_config(GtkWidget *bar, GString *outstr, gint indent)
 617 {
 618         BarData *bd;
 619         GList *list;
 620         GList *work;
 621
 622         if (!bar) return;
 623
 624         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 625         if (!bd) return;
 626
 627         WRITE_NL(); WRITE_STRING("<bar ");
 628         write_bool_option(outstr, indent, "enabled", gtk_widget_get_visible(bar));
 629         write_uint_option(outstr, indent, "width", bd->width);
 630         WRITE_STRING(">");
 631
 632         indent++;
 633         WRITE_NL(); WRITE_STRING("<clear/>");
 634
 635         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 636         work = list;
 637         while (work)
 638                 {
 639                 auto expander = static_cast<GtkWidget *>(work->data);
 640                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 641                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 642                 if (!pd) continue;
 643
 644                 pd->expanded = gtk_expander_get_expanded(GTK_EXPANDER(expander));
 645
 646                 if (pd->pane_write_config)
 647                         pd->pane_write_config(widget, outstr, indent);
 648
 649                 work = work->next;
 650                 }
 651         g_list_free(list);
 652         indent--;
 653         WRITE_NL(); WRITE_STRING("</bar>");
 654 }
 655
 656 void bar_update_expander(GtkWidget *pane)
 657 {
 658         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 659         GtkWidget *expander;
 660
 661         if (!pd) return;
 662
 663         expander = gtk_widget_get_parent(pane);
 664
 665         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 666 }
 667
 668 void bar_add(GtkWidget *bar, GtkWidget *pane)
 669 {
 670         GtkWidget *expander;
 671         auto bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 672         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 673
 674         if (!bd) return;
 675
 676         pd->lw = bd->lw;
 677         pd->bar = bar;
 678
 679         expander = gtk_expander_new(nullptr);
 680         DEBUG_NAME(expander);
 681         if (pd && pd->title)
 682                 {
 683                 gtk_expander_set_label_widget(GTK_EXPANDER(expander), pd->title);
 684                 gtk_widget_show(pd->title);
 685                 }
 686
 687         gq_gtk_box_pack_start(GTK_BOX(bd->vbox), expander, FALSE, TRUE, 0);
 688
 689         g_signal_connect(expander, "button_release_event", G_CALLBACK(bar_menu_cb), bd);
 690         g_signal_connect(expander, "notify::expanded", G_CALLBACK(bar_expander_cb), pd);
 691
 692         gq_gtk_container_add(GTK_WIDGET(expander), pane);
 693
 694         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 695
 696         gtk_widget_show(expander);
 697
 698         if (bd->fd && pd && pd->pane_set_fd) pd->pane_set_fd(pane, bd->fd);
 699
 700 }
 701
 702 void bar_populate_default(GtkWidget *)
 703 {
 704         const gchar *populate_id[] = {"histogram", "title", "keywords", "comment", "rating", "exif", nullptr};
 705         const gchar **id = populate_id;
 706
 707         while (*id)
 708                 {
 709                 const gchar *config = bar_pane_get_default_config(*id);
 710                 if (config) load_config_from_buf(config, strlen(config), FALSE);
 711                 id++;
 712                 }
 713 }
 714
 715 static void bar_size_allocate(GtkWidget *, GtkAllocation *, gpointer data)
 716 {
 717         auto bd = static_cast<BarData *>(data);
 718
 719         bd->width = gtk_paned_get_position(GTK_PANED(bd->lw->utility_paned));
 720 }
 721
 722 #pragma GCC diagnostic push
 723 #pragma GCC diagnostic ignored "-Wunused-function"
 724 gint bar_get_width_unused(GtkWidget *bar)
 725 {
 726         BarData *bd;
 727
 728         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 729         if (!bd) return 0;
 730
 731         return bd->width;
 732 }
 733 #pragma GCC diagnostic pop
 734
 735 void bar_close(GtkWidget *bar)
 736 {
 737         BarData *bd;
 738
 739         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 740         if (!bd) return;
 741
 742         /* @FIXME This causes a g_object_unref failed error on exit */
 743         gq_gtk_widget_destroy(bd->widget);
 744 }
 745
 746 static void bar_destroy(GtkWidget *, gpointer data)
 747 {
 748         auto bd = static_cast<BarData *>(data);
 749
 750         file_data_unref(bd->fd);
 751         g_free(bd);
 752 }
 753
 754 #if HAVE_LIBCHAMPLAIN_GTK
 755 /**
 756    @FIXME this is an ugly hack that works around this bug:
 757    https://bugzilla.gnome.org/show_bug.cgi?id=590692
 758    http://bugzilla.openedhand.com/show_bug.cgi?id=1751
 759    it should be removed as soon as a better solution exists
 760 */
 761
 762 static void bar_unrealize_clutter_fix_cb(GtkWidget *widget, gpointer)
 763 {
 764         GtkWidget *child = gtk_bin_get_child(GTK_BIN(widget));
 765         if (child) gtk_widget_unrealize(child);
 766 }
 767 #endif
 768
 769 GtkWidget *bar_new(LayoutWindow *lw)
 770 {
 771         BarData *bd;
 772         GtkWidget *box;
 773         GtkWidget *scrolled;
 774         GtkWidget *tbar;
 775         GtkWidget *add_box;
 776
 777         bd = g_new0(BarData, 1);
 778
 779         bd->lw = lw;
 780
 781         bd->widget = gtk_box_new(GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
 782         DEBUG_NAME(bd->widget);
 783         g_object_set_data(G_OBJECT(bd->widget), "bar_data", bd);
 784         g_signal_connect(G_OBJECT(bd->widget), "destroy",
 785                          G_CALLBACK(bar_destroy), bd);
 786
 787         g_signal_connect(G_OBJECT(bd->widget), "size-allocate",
 788                          G_CALLBACK(bar_size_allocate), bd);
 789
 790         g_signal_connect(G_OBJECT(bd->widget), "button_release_event", G_CALLBACK(bar_menu_cb), bd);
 791
 792         bd->width = SIDEBAR_DEFAULT_WIDTH;
 793
 794         box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 795         DEBUG_NAME(box);
 796
 797         bd->label_file_name = gtk_label_new("");
 798         gtk_label_set_ellipsize(GTK_LABEL(bd->label_file_name), PANGO_ELLIPSIZE_END);
 799         gtk_label_set_selectable(GTK_LABEL(bd->label_file_name), TRUE);
 800         gtk_label_set_xalign(GTK_LABEL(bd->label_file_name), 0.5);
 801         gtk_label_set_yalign(GTK_LABEL(bd->label_file_name), 0.5);
 802
 803         gq_gtk_box_pack_start(GTK_BOX(box), bd->label_file_name, TRUE, TRUE, 0);
 804         gtk_widget_show(bd->label_file_name);
 805
 806         gq_gtk_box_pack_start(GTK_BOX(bd->widget), box, FALSE, FALSE, 0);
 807         gtk_widget_show(box);
 808
 809         scrolled = gq_gtk_scrolled_window_new(nullptr, nullptr);
 810         DEBUG_NAME(scrolled);
 811         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 812                 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 813         gq_gtk_box_pack_start(GTK_BOX(bd->widget), scrolled, TRUE, TRUE, 0);
 814         gtk_widget_show(scrolled);
 815
 816
 817         bd->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 818         gq_gtk_container_add(GTK_WIDGET(scrolled), bd->vbox);
 819         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))), GTK_SHADOW_NONE);
 820
 821         add_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 822         DEBUG_NAME(add_box);
 823         gq_gtk_box_pack_end(GTK_BOX(bd->widget), add_box, FALSE, FALSE, 0);
 824         tbar = pref_toolbar_new(add_box);
 825         bd->add_button = pref_toolbar_button(tbar, GQ_ICON_ADD, _("Add"), FALSE,
 826                                              _("Add Pane"), G_CALLBACK(bar_menu_add_cb), bd);
 827         gtk_widget_show(add_box);
 828
 829 #if HAVE_LIBCHAMPLAIN_GTK
 830         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN(scrolled))), "unrealize", G_CALLBACK(bar_unrealize_clutter_fix_cb), NULL);
 831 #endif
 832
 833         gq_gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 834         gtk_widget_show(bd->vbox);
 835         return bd->widget;
 836 }
 837
 838
 839 GtkWidget *bar_update_from_config(GtkWidget *bar, const gchar **attribute_names, const gchar **attribute_values, LayoutWindow *lw, gboolean startup)
 840 {
 841         gboolean enabled = TRUE;
 842         gint width = SIDEBAR_DEFAULT_WIDTH;
 843
 844         while (*attribute_names)
 845                 {
 846                 const gchar *option = *attribute_names++;
 847                 const gchar *value = *attribute_values++;
 848
 849                 if (READ_BOOL_FULL("enabled", enabled)) continue;
 850                 if (READ_INT_FULL("width", width)) continue;
 851
 852
 853                 log_printf("unknown attribute %s = %s\n", option, value);
 854                 }
 855
 856         if (startup)
 857                 {
 858                 gtk_paned_set_position(GTK_PANED(lw->utility_paned), width);
 859                 }
 860
 861         if (enabled)
 862                 {
 863                 gtk_widget_show(bar);
 864                 }
 865         else
 866                 {
 867                 gtk_widget_hide(bar);
 868                 }
 869         return bar;
 870 }
 871
 872 GtkWidget *bar_new_from_config(LayoutWindow *lw, const gchar **attribute_names, const gchar **attribute_values)
 873 {
 874         GtkWidget *bar = bar_new(lw);
 875         return bar_update_from_config(bar, attribute_names, attribute_values, lw, TRUE);
 876 }
 877
 878 GtkWidget *bar_pane_expander_title(const gchar *title)
 879 {
 880         GtkWidget *widget = gtk_label_new(title);
 881
 882         pref_label_bold(widget, TRUE, FALSE);
 883         gtk_label_set_ellipsize(GTK_LABEL(widget), PANGO_ELLIPSIZE_END);
 884
 885         return widget;
 886 }
 887
 888 gboolean bar_pane_translate_title(PaneType type, const gchar *id, gchar **title)
 889 {
 890         const KnownPanes *pane = known_panes;
 891
 892         if (!title) return FALSE;
 893         while (pane->id)
 894                 {
 895                 if (pane->type == type && strcmp(pane->id, id) == 0) break;
 896                 pane++;
 897                 }
 898         if (!pane->id) return FALSE;
 899
 900         if (*title && **title && strcmp(pane->title, *title) != 0) return FALSE;
 901
 902         g_free(*title);
 903         *title = g_strdup(_(pane->title));
 904         return TRUE;
 905 }
 906
 907 static const gchar *bar_pane_get_default_config(const gchar *id)
 908 {
 909         const KnownPanes *pane = known_panes;
 910
 911         while (pane->id)
 912                 {
 913                 if (strcmp(pane->id, id) == 0) break;
 914                 pane++;
 915                 }
 916         if (!pane->id) return nullptr;
 917         return pane->config;
 918 }
 919
 920 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */