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 && HAVE_LIBCHAMPLAIN_GTK
 192 static const gchar default_config_gps[] =
 193 "<gq>"
 194 "    <layout id = '_current_'>"
 195 "        <bar>"
 196 "            <pane_gps id = 'gps' expanded = 'true'"
 197 "                      map-id = 'osm-mapnik'"
 198 "                      zoom-level = '8'"
 199 "                      latitude = '50116666'"
 200 "                      longitude = '8683333' />"
 201 "        </bar>"
 202 "    </layout>"
 203 "</gq>";
 204 #endif
 205
 206 static const KnownPanes known_panes[] = {
 207 /* default sidebar */
 208         {PANE_HISTOGRAM,        "histogram",    N_("Histogram"),        default_config_histogram},
 209         {PANE_COMMENT,          "title",        N_("Title"),            default_config_title},
 210         {PANE_KEYWORDS,         "keywords",     N_("Keywords"),         default_config_keywords},
 211         {PANE_COMMENT,          "comment",      N_("Comment"),          default_config_comment},
 212         {PANE_RATING,           "rating",       N_("Star Rating"),      default_config_rating},
 213         {PANE_COMMENT,          "headline",     N_("Headline"),         default_config_headline},
 214         {PANE_EXIF,             "exif",         N_("Exif"),             default_config_exif},
 215 /* other pre-configured panes */
 216         {PANE_EXIF,             "file_info",    N_("File info"),        default_config_file_info},
 217         {PANE_EXIF,             "location",     N_("Location and GPS"), default_config_location},
 218         {PANE_EXIF,             "copyright",    N_("Copyright"),        default_config_copyright},
 219 #if HAVE_LIBCHAMPLAIN && HAVE_LIBCHAMPLAIN_GTK
 220         {PANE_GPS,              "gps",  N_("GPS Map"),  default_config_gps},
 221 #endif
 222         {PANE_UNDEF,            nullptr,                nullptr,                        nullptr}
 223 };
 224
 225 struct BarData
 226 {
 227         GtkWidget *widget;
 228         GtkWidget *vbox;
 229         FileData *fd;
 230         GtkWidget *label_file_name;
 231         GtkWidget *add_button;
 232
 233         LayoutWindow *lw;
 234         gint width;
 235 };
 236
 237 static const gchar *bar_pane_get_default_config(const gchar *id);
 238
 239 static void bar_expander_move(GtkWidget *, gpointer data, gboolean up, gboolean single_step)
 240 {
 241         auto expander = static_cast<GtkWidget *>(data);
 242         GtkWidget *box;
 243         gint pos;
 244
 245         if (!expander) return;
 246         box = gtk_widget_get_ancestor(expander, GTK_TYPE_BOX);
 247         if (!box) return;
 248
 249         gtk_container_child_get(GTK_CONTAINER(box), expander, "position", &pos, NULL);
 250
 251         if (single_step)
 252                 {
 253                 pos = up ? (pos - 1) : (pos + 1);
 254                 if (pos < 0) pos = 0;
 255                 }
 256         else
 257                 {
 258                 pos = up ? 0 : -1;
 259                 }
 260
 261         gtk_box_reorder_child(GTK_BOX(box), expander, pos);
 262 }
 263
 264
 265 static void bar_expander_move_up_cb(GtkWidget *widget, gpointer data)
 266 {
 267         bar_expander_move(widget, data, TRUE, TRUE);
 268 }
 269
 270 static void bar_expander_move_down_cb(GtkWidget *widget, gpointer data)
 271 {
 272         bar_expander_move(widget, data, FALSE, TRUE);
 273 }
 274
 275 static void bar_expander_move_top_cb(GtkWidget *widget, gpointer data)
 276 {
 277         bar_expander_move(widget, data, TRUE, FALSE);
 278 }
 279
 280 static void bar_expander_move_bottom_cb(GtkWidget *widget, gpointer data)
 281 {
 282         bar_expander_move(widget, data, FALSE, FALSE);
 283 }
 284
 285 static void height_spin_changed_cb(GtkSpinButton *spin, gpointer data)
 286 {
 287
 288         gtk_widget_set_size_request(GTK_WIDGET(data), -1, gtk_spin_button_get_value_as_int(spin));
 289 }
 290
 291 static void height_spin_key_press_cb(GtkEventControllerKey *, gint keyval, guint, GdkModifierType, gpointer data)
 292 {
 293         if ((keyval == GDK_KEY_Return || keyval == GDK_KEY_Escape))
 294                 {
 295                 gq_gtk_widget_destroy(GTK_WIDGET(data));
 296                 }
 297 }
 298
 299 static void expander_height_cb(GtkWindow *widget, GdkEvent *, gpointer)
 300 {
 301         gq_gtk_widget_destroy(GTK_WIDGET(widget));
 302 }
 303
 304 static void bar_expander_height_cb(GtkWidget *, gpointer data)
 305 {
 306         auto expander = static_cast<GtkWidget *>(data);
 307         GtkWidget *spin;
 308         GtkWidget *window;
 309         GtkWidget *data_box;
 310         GList *list;
 311         gint x;
 312         gint y;
 313         gint w;
 314         gint h;
 315         GdkDisplay *display;
 316         GdkSeat *seat;
 317         GdkDevice *device;
 318         GtkEventController *controller;
 319
 320         display = gdk_display_get_default();
 321         seat = gdk_display_get_default_seat(display);
 322         device = gdk_seat_get_pointer(seat);
 323         gdk_device_get_position(device, nullptr, &x, &y);
 324
 325         list = gtk_container_get_children(GTK_CONTAINER(expander));
 326         data_box = static_cast<GtkWidget *>(list->data);
 327
 328 #if HAVE_GTK4
 329         window = gtk_window_new();
 330 #else
 331         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 332 #endif
 333
 334         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 335         gtk_window_set_decorated(GTK_WINDOW(window), FALSE);
 336         gq_gtk_window_set_keep_above(GTK_WINDOW(window), TRUE);
 337         gtk_window_set_default_size(GTK_WINDOW(window), 50, 30); //** @FIXME set these values in a more sensible way */
 338         g_signal_connect(window, "key-press-event", G_CALLBACK(expander_height_cb), nullptr);
 339
 340         gq_gtk_window_move(GTK_WINDOW(window), x, y);
 341         gtk_widget_show(window);
 342
 343         gtk_widget_get_size_request(GTK_WIDGET(data_box), &w, &h);
 344
 345         spin = gtk_spin_button_new_with_range(1, 1000, 1);
 346         g_signal_connect(G_OBJECT(spin), "value-changed", G_CALLBACK(height_spin_changed_cb), data_box);
 347         controller = gtk_event_controller_key_new(spin);
 348         g_signal_connect(controller, "key-pressed", G_CALLBACK(height_spin_key_press_cb), window);
 349
 350         gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), h);
 351         gq_gtk_container_add(GTK_WIDGET(window), spin);
 352         gtk_widget_show(spin);
 353         gtk_widget_grab_focus(GTK_WIDGET(spin));
 354
 355         g_list_free(list);
 356 }
 357
 358 static void bar_expander_delete_cb(GtkWidget *, gpointer data)
 359 {
 360         auto expander = static_cast<GtkWidget *>(data);
 361         gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(expander)), expander);
 362 }
 363
 364 static void bar_expander_add_cb(GtkWidget *widget, gpointer)
 365 {
 366         const KnownPanes *pane = known_panes;
 367         auto id = static_cast<const gchar *>(g_object_get_data(G_OBJECT(widget), "pane_add_id"));
 368         const gchar *config;
 369
 370         if (!id) return;
 371
 372         while (pane->id)
 373                 {
 374                 if (strcmp(pane->id, id) == 0) break;
 375                 pane++;
 376                 }
 377         if (!pane->id) return;
 378
 379         config = bar_pane_get_default_config(id);
 380         if (config) load_config_from_buf(config, strlen(config), FALSE);
 381
 382 }
 383
 384
 385 static void bar_menu_popup(GtkWidget *widget)
 386 {
 387         GtkWidget *menu;
 388         GtkWidget *bar;
 389         GtkWidget *expander;
 390         BarData *bd;
 391         gboolean display_height_option = FALSE;
 392         gchar const *label;
 393
 394         label = gtk_expander_get_label(GTK_EXPANDER(widget));
 395         display_height_option = (g_strcmp0(label, "Comment") == 0) ||
 396                                                         (g_strcmp0(label, "Rating") == 0) ||
 397                                                         (g_strcmp0(label, "Title") == 0) ||
 398                                                         (g_strcmp0(label, "Headline") == 0) ||
 399                                                         (g_strcmp0(label, "Keywords") == 0) ||
 400                                                         (g_strcmp0(label, "GPS Map") == 0);
 401
 402         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(widget), "bar_data"));
 403         if (bd)
 404                 {
 405                 expander = nullptr;
 406                 bar = widget;
 407                 }
 408         else
 409                 {
 410                 expander = widget;
 411                 bar = gtk_widget_get_parent(widget);
 412                 while (bar && !g_object_get_data(G_OBJECT(bar), "bar_data"))
 413                         bar = gtk_widget_get_parent(bar);
 414                 if (!bar) return;
 415                 }
 416
 417         menu = popup_menu_short_lived();
 418
 419         if (expander)
 420                 {
 421                 menu_item_add_icon(menu, _("Move to _top"), GQ_ICON_GO_TOP, G_CALLBACK(bar_expander_move_top_cb), expander);
 422                 menu_item_add_icon(menu, _("Move _up"), GQ_ICON_GO_UP, G_CALLBACK(bar_expander_move_up_cb), expander);
 423                 menu_item_add_icon(menu, _("Move _down"), GQ_ICON_GO_DOWN, G_CALLBACK(bar_expander_move_down_cb), expander);
 424                 menu_item_add_icon(menu, _("Move to _bottom"), GQ_ICON_GO_BOTTOM, G_CALLBACK(bar_expander_move_bottom_cb), expander);
 425                 menu_item_add_divider(menu);
 426
 427                 if (gtk_expander_get_expanded(GTK_EXPANDER(expander)) && display_height_option)
 428                         {
 429                         menu_item_add_icon(menu, _("Height..."), GQ_ICON_PREFERENCES, G_CALLBACK(bar_expander_height_cb), expander);
 430                         menu_item_add_divider(menu);
 431                         }
 432
 433                 menu_item_add_icon(menu, _("Remove"), GQ_ICON_DELETE, G_CALLBACK(bar_expander_delete_cb), expander);
 434                 menu_item_add_divider(menu);
 435                 }
 436
 437         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 438 }
 439
 440 static void bar_menu_add_popup(GtkWidget *widget)
 441 {
 442         GtkWidget *menu;
 443         GtkWidget *bar;
 444         const KnownPanes *pane = known_panes;
 445
 446         bar = widget;
 447
 448         menu = popup_menu_short_lived();
 449
 450         while (pane->id)
 451                 {
 452                 GtkWidget *item;
 453                 item = menu_item_add_icon(menu, _(pane->title), GQ_ICON_ADD, G_CALLBACK(bar_expander_add_cb), bar);
 454                 g_object_set_data(G_OBJECT(item), "pane_add_id", const_cast<gchar *>(pane->id));
 455                 pane++;
 456                 }
 457
 458         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 459 }
 460
 461
 462 static gboolean bar_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer)
 463 {
 464         if (bevent->button == MOUSE_BUTTON_RIGHT)
 465                 {
 466                 bar_menu_popup(widget);
 467                 return TRUE;
 468                 }
 469         return FALSE;
 470 }
 471
 472 static void bar_expander_cb(GObject *object, GParamSpec *, gpointer)
 473 {
 474         GtkExpander *expander;
 475         GtkWidget *child;
 476
 477         expander = GTK_EXPANDER(object);
 478         child = gtk_bin_get_child(GTK_BIN(expander));
 479
 480         if (gtk_expander_get_expanded(expander))
 481                 {
 482                 gq_gtk_widget_show_all(child);
 483                 }
 484         else
 485                 {
 486                 gtk_widget_hide(child);
 487                 }
 488 }
 489
 490 static gboolean bar_menu_add_cb(GtkWidget *widget, GdkEventButton *, gpointer)
 491 {
 492         bar_menu_add_popup(widget);
 493         return TRUE;
 494 }
 495
 496
 497 static void bar_pane_set_fd_cb(GtkWidget *expander, gpointer data)
 498 {
 499         GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 500         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 501         if (!pd) return;
 502         if (pd->pane_set_fd) pd->pane_set_fd(widget, static_cast<FileData *>(data));
 503 }
 504
 505 void bar_set_fd(GtkWidget *bar, FileData *fd)
 506 {
 507         BarData *bd;
 508         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 509         if (!bd) return;
 510
 511         file_data_unref(bd->fd);
 512         bd->fd = file_data_ref(fd);
 513
 514         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_set_fd_cb, fd);
 515
 516         gtk_label_set_text(GTK_LABEL(bd->label_file_name), (bd->fd) ? bd->fd->name : "");
 517
 518 }
 519
 520 static void bar_pane_notify_selection_cb(GtkWidget *expander, gpointer data)
 521 {
 522         GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 523         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 524         if (!pd) return;
 525         if (pd->pane_notify_selection) pd->pane_notify_selection(widget, GPOINTER_TO_INT(data));
 526 }
 527
 528 void bar_notify_selection(GtkWidget *bar, gint count)
 529 {
 530         BarData *bd;
 531         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 532         if (!bd) return;
 533
 534         gtk_container_foreach(GTK_CONTAINER(bd->vbox), bar_pane_notify_selection_cb, GINT_TO_POINTER(count));
 535 }
 536
 537 gboolean bar_event(GtkWidget *bar, GdkEvent *event)
 538 {
 539         BarData *bd;
 540         GList *list;
 541         GList *work;
 542         gboolean ret = FALSE;
 543
 544         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 545         if (!bd) return FALSE;
 546
 547         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 548
 549         work = list;
 550         while (work)
 551                 {
 552                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 553                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 554                 if (!pd) continue;
 555
 556                 if (pd->pane_event && pd->pane_event(widget, event))
 557                         {
 558                         ret = TRUE;
 559                         break;
 560                         }
 561                 work = work->next;
 562                 }
 563         g_list_free(list);
 564         return ret;
 565 }
 566
 567 GtkWidget *bar_find_pane_by_id(GtkWidget *bar, PaneType type, const gchar *id)
 568 {
 569         BarData *bd;
 570         GList *list;
 571         GList *work;
 572         GtkWidget *ret = nullptr;
 573
 574         if (!id || !id[0]) return nullptr;
 575
 576         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 577         if (!bd) return nullptr;
 578
 579         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 580
 581         work = list;
 582         while (work)
 583                 {
 584                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(work->data));
 585                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 586                 if (!pd) continue;
 587
 588                 if (type == pd->type && strcmp(id, pd->id) == 0)
 589                         {
 590                         ret = widget;
 591                         break;
 592                         }
 593                 work = work->next;
 594                 }
 595         g_list_free(list);
 596         return ret;
 597 }
 598
 599 void bar_clear(GtkWidget *bar)
 600 {
 601         BarData *bd;
 602         GList *list;
 603
 604         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 605         if (!bd) return;
 606
 607         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 608
 609         g_list_free_full(list, reinterpret_cast<GDestroyNotify>(remove_child_from_parent));
 610 }
 611
 612 void bar_write_config(GtkWidget *bar, GString *outstr, gint indent)
 613 {
 614         BarData *bd;
 615         GList *list;
 616         GList *work;
 617
 618         if (!bar) return;
 619
 620         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 621         if (!bd) return;
 622
 623         WRITE_NL(); WRITE_STRING("<bar ");
 624         write_bool_option(outstr, indent, "enabled", gtk_widget_get_visible(bar));
 625         write_uint_option(outstr, indent, "width", bd->width);
 626         WRITE_STRING(">");
 627
 628         indent++;
 629         WRITE_NL(); WRITE_STRING("<clear/>");
 630
 631         list = gtk_container_get_children(GTK_CONTAINER(bd->vbox));
 632         work = list;
 633         while (work)
 634                 {
 635                 auto expander = static_cast<GtkWidget *>(work->data);
 636                 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(expander));
 637                 auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 638                 if (!pd) continue;
 639
 640                 pd->expanded = gtk_expander_get_expanded(GTK_EXPANDER(expander));
 641
 642                 if (pd->pane_write_config)
 643                         pd->pane_write_config(widget, outstr, indent);
 644
 645                 work = work->next;
 646                 }
 647         g_list_free(list);
 648         indent--;
 649         WRITE_NL(); WRITE_STRING("</bar>");
 650 }
 651
 652 void bar_update_expander(GtkWidget *pane)
 653 {
 654         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 655         GtkWidget *expander;
 656
 657         if (!pd) return;
 658
 659         expander = gtk_widget_get_parent(pane);
 660
 661         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 662 }
 663
 664 void bar_add(GtkWidget *bar, GtkWidget *pane)
 665 {
 666         GtkWidget *expander;
 667         auto bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 668         auto pd = static_cast<PaneData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 669
 670         if (!bd) return;
 671
 672         pd->lw = bd->lw;
 673         pd->bar = bar;
 674
 675         expander = gtk_expander_new(nullptr);
 676         DEBUG_NAME(expander);
 677         if (pd && pd->title)
 678                 {
 679                 gtk_expander_set_label_widget(GTK_EXPANDER(expander), pd->title);
 680                 gtk_widget_show(pd->title);
 681                 }
 682
 683         gq_gtk_box_pack_start(GTK_BOX(bd->vbox), expander, FALSE, TRUE, 0);
 684
 685         g_signal_connect(expander, "button_release_event", G_CALLBACK(bar_menu_cb), bd);
 686         g_signal_connect(expander, "notify::expanded", G_CALLBACK(bar_expander_cb), pd);
 687
 688         gq_gtk_container_add(GTK_WIDGET(expander), pane);
 689
 690         gtk_expander_set_expanded(GTK_EXPANDER(expander), pd->expanded);
 691
 692         gtk_widget_show(expander);
 693
 694         if (bd->fd && pd && pd->pane_set_fd) pd->pane_set_fd(pane, bd->fd);
 695
 696 }
 697
 698 void bar_populate_default(GtkWidget *)
 699 {
 700         const gchar *populate_id[] = {"histogram", "title", "keywords", "comment", "rating", "exif", nullptr};
 701         const gchar **id = populate_id;
 702
 703         while (*id)
 704                 {
 705                 const gchar *config = bar_pane_get_default_config(*id);
 706                 if (config) load_config_from_buf(config, strlen(config), FALSE);
 707                 id++;
 708                 }
 709 }
 710
 711 static void bar_size_allocate(GtkWidget *, GtkAllocation *, gpointer data)
 712 {
 713         auto bd = static_cast<BarData *>(data);
 714
 715         bd->width = gtk_paned_get_position(GTK_PANED(bd->lw->utility_paned));
 716 }
 717
 718 #pragma GCC diagnostic push
 719 #pragma GCC diagnostic ignored "-Wunused-function"
 720 gint bar_get_width_unused(GtkWidget *bar)
 721 {
 722         BarData *bd;
 723
 724         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 725         if (!bd) return 0;
 726
 727         return bd->width;
 728 }
 729 #pragma GCC diagnostic pop
 730
 731 void bar_close(GtkWidget *bar)
 732 {
 733         BarData *bd;
 734
 735         bd = static_cast<BarData *>(g_object_get_data(G_OBJECT(bar), "bar_data"));
 736         if (!bd) return;
 737
 738         /* @FIXME This causes a g_object_unref failed error on exit */
 739         gq_gtk_widget_destroy(bd->widget);
 740 }
 741
 742 static void bar_destroy(GtkWidget *, gpointer data)
 743 {
 744         auto bd = static_cast<BarData *>(data);
 745
 746         file_data_unref(bd->fd);
 747         g_free(bd);
 748 }
 749
 750 #if HAVE_LIBCHAMPLAIN_GTK
 751 /**
 752    @FIXME this is an ugly hack that works around this bug:
 753    https://bugzilla.gnome.org/show_bug.cgi?id=590692
 754    http://bugzilla.openedhand.com/show_bug.cgi?id=1751
 755    it should be removed as soon as a better solution exists
 756 */
 757
 758 static void bar_unrealize_clutter_fix_cb(GtkWidget *widget, gpointer)
 759 {
 760         GtkWidget *child = gtk_bin_get_child(GTK_BIN(widget));
 761         if (child) gtk_widget_unrealize(child);
 762 }
 763 #endif
 764
 765 GtkWidget *bar_new(LayoutWindow *lw)
 766 {
 767         BarData *bd;
 768         GtkWidget *box;
 769         GtkWidget *scrolled;
 770         GtkWidget *tbar;
 771         GtkWidget *add_box;
 772
 773         bd = g_new0(BarData, 1);
 774
 775         bd->lw = lw;
 776
 777         bd->widget = gtk_box_new(GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
 778         DEBUG_NAME(bd->widget);
 779         g_object_set_data(G_OBJECT(bd->widget), "bar_data", bd);
 780         g_signal_connect(G_OBJECT(bd->widget), "destroy",
 781                          G_CALLBACK(bar_destroy), bd);
 782
 783         g_signal_connect(G_OBJECT(bd->widget), "size-allocate",
 784                          G_CALLBACK(bar_size_allocate), bd);
 785
 786         g_signal_connect(G_OBJECT(bd->widget), "button_release_event", G_CALLBACK(bar_menu_cb), bd);
 787
 788         bd->width = SIDEBAR_DEFAULT_WIDTH;
 789
 790         box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 791         DEBUG_NAME(box);
 792
 793         bd->label_file_name = gtk_label_new("");
 794         gtk_label_set_ellipsize(GTK_LABEL(bd->label_file_name), PANGO_ELLIPSIZE_END);
 795         gtk_label_set_selectable(GTK_LABEL(bd->label_file_name), TRUE);
 796         gtk_label_set_xalign(GTK_LABEL(bd->label_file_name), 0.5);
 797         gtk_label_set_yalign(GTK_LABEL(bd->label_file_name), 0.5);
 798
 799         gq_gtk_box_pack_start(GTK_BOX(box), bd->label_file_name, TRUE, TRUE, 0);
 800         gtk_widget_show(bd->label_file_name);
 801
 802         gq_gtk_box_pack_start(GTK_BOX(bd->widget), box, FALSE, FALSE, 0);
 803         gtk_widget_show(box);
 804
 805         scrolled = gq_gtk_scrolled_window_new(nullptr, nullptr);
 806         DEBUG_NAME(scrolled);
 807         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
 808                 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 809         gq_gtk_box_pack_start(GTK_BOX(bd->widget), scrolled, TRUE, TRUE, 0);
 810         gtk_widget_show(scrolled);
 811
 812
 813         bd->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 814         gq_gtk_container_add(GTK_WIDGET(scrolled), bd->vbox);
 815         gtk_viewport_set_shadow_type(GTK_VIEWPORT(gtk_bin_get_child(GTK_BIN(scrolled))), GTK_SHADOW_NONE);
 816
 817         add_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 818         DEBUG_NAME(add_box);
 819         gq_gtk_box_pack_end(GTK_BOX(bd->widget), add_box, FALSE, FALSE, 0);
 820         tbar = pref_toolbar_new(add_box);
 821         bd->add_button = pref_toolbar_button(tbar, GQ_ICON_ADD, _("Add"), FALSE,
 822                                              _("Add Pane"), G_CALLBACK(bar_menu_add_cb), bd);
 823         gtk_widget_show(add_box);
 824
 825 #if HAVE_LIBCHAMPLAIN_GTK
 826         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN(scrolled))), "unrealize", G_CALLBACK(bar_unrealize_clutter_fix_cb), NULL);
 827 #endif
 828
 829         gq_gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_NONE);
 830         gtk_widget_show(bd->vbox);
 831         return bd->widget;
 832 }
 833
 834
 835 GtkWidget *bar_update_from_config(GtkWidget *bar, const gchar **attribute_names, const gchar **attribute_values, LayoutWindow *lw, gboolean startup)
 836 {
 837         gboolean enabled = TRUE;
 838         gint width = SIDEBAR_DEFAULT_WIDTH;
 839
 840         while (*attribute_names)
 841                 {
 842                 const gchar *option = *attribute_names++;
 843                 const gchar *value = *attribute_values++;
 844
 845                 if (READ_BOOL_FULL("enabled", enabled)) continue;
 846                 if (READ_INT_FULL("width", width)) continue;
 847
 848
 849                 log_printf("unknown attribute %s = %s\n", option, value);
 850                 }
 851
 852         if (startup)
 853                 {
 854                 gtk_paned_set_position(GTK_PANED(lw->utility_paned), width);
 855                 }
 856
 857         if (enabled)
 858                 {
 859                 gtk_widget_show(bar);
 860                 }
 861         else
 862                 {
 863                 gtk_widget_hide(bar);
 864                 }
 865         return bar;
 866 }
 867
 868 GtkWidget *bar_new_from_config(LayoutWindow *lw, const gchar **attribute_names, const gchar **attribute_values)
 869 {
 870         GtkWidget *bar = bar_new(lw);
 871         return bar_update_from_config(bar, attribute_names, attribute_values, lw, TRUE);
 872 }
 873
 874 GtkWidget *bar_pane_expander_title(const gchar *title)
 875 {
 876         GtkWidget *widget = gtk_label_new(title);
 877
 878         pref_label_bold(widget, TRUE, FALSE);
 879         gtk_label_set_ellipsize(GTK_LABEL(widget), PANGO_ELLIPSIZE_END);
 880
 881         return widget;
 882 }
 883
 884 gboolean bar_pane_translate_title(PaneType type, const gchar *id, gchar **title)
 885 {
 886         const KnownPanes *pane = known_panes;
 887
 888         if (!title) return FALSE;
 889         while (pane->id)
 890                 {
 891                 if (pane->type == type && strcmp(pane->id, id) == 0) break;
 892                 pane++;
 893                 }
 894         if (!pane->id) return FALSE;
 895
 896         if (*title && **title && strcmp(pane->title, *title) != 0) return FALSE;
 897
 898         g_free(*title);
 899         *title = g_strdup(_(pane->title));
 900         return TRUE;
 901 }
 902
 903 static const gchar *bar_pane_get_default_config(const gchar *id)
 904 {
 905         const KnownPanes *pane = known_panes;
 906
 907         while (pane->id)
 908                 {
 909                 if (strcmp(pane->id, id) == 0) break;
 910                 pane++;
 911                 }
 912         if (!pane->id) return nullptr;
 913         return pane->config;
 914 }
 915
 916 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */