+
+static GFile *
+get_parent_for_uri (const char *uri)
+{
+ GFile *file;
+ GFile *parent;
+
+ file = g_file_new_for_uri (uri);
+ parent = g_file_get_parent (file);
+
+ g_object_unref (file);
+ return parent;
+
+}
+
+/* Extracts the parent folders out of the supplied list of GtkRecentInfo* items, and returns
+ * a list of GFile* for those unique parents.
+ */
+GList *
+_gtk_file_chooser_extract_recent_folders (GList *infos)
+{
+ GList *l;
+ GList *result;
+ GHashTable *folders;
+
+ result = NULL;
+
+ folders = g_hash_table_new (g_file_hash, (GEqualFunc) g_file_equal);
+
+ for (l = infos; l; l = l->next)
+ {
+ GtkRecentInfo *info = l->data;
+ const char *uri;
+ GFile *parent;
+
+ uri = gtk_recent_info_get_uri (info);
+ parent = get_parent_for_uri (uri);
+
+ if (parent)
+ {
+ if (!g_hash_table_lookup (folders, parent))
+ {
+ g_hash_table_insert (folders, parent, (gpointer) 1);
+ result = g_list_prepend (result, g_object_ref (parent));
+ }
+
+ g_object_unref (parent);
+ }
+ }
+
+ result = g_list_reverse (result);
+
+ g_hash_table_destroy (folders);
+
+ return result;
+}
+
+GSettings *
+_gtk_file_chooser_get_settings_for_widget (GtkWidget *widget)
+{
+ static GQuark file_chooser_settings_quark = 0;
+ GtkSettings *gtksettings;
+ GSettings *settings;
+
+ if (G_UNLIKELY (file_chooser_settings_quark == 0))
+ file_chooser_settings_quark = g_quark_from_static_string ("-gtk-file-chooser-settings");
+
+ gtksettings = gtk_widget_get_settings (widget);
+ settings = g_object_get_qdata (G_OBJECT (gtksettings), file_chooser_settings_quark);
+
+ if (G_UNLIKELY (settings == NULL))
+ {
+ settings = g_settings_new ("org.gtk.Settings.FileChooser");
+ g_settings_delay (settings);
+
+ g_object_set_qdata_full (G_OBJECT (gtksettings),
+ file_chooser_settings_quark,
+ settings,
+ g_object_unref);
+ }
+
+ return settings;
+}