+
+
+\f
+
+GType
+psppire_window_model_get_type (void)
+{
+ static GType window_model_type = 0;
+
+ if (! window_model_type)
+ {
+ static const GTypeInfo window_model_info =
+ {
+ sizeof (PsppireWindowIface), /* class_size */
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ NULL,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ 0,
+ 0, /* n_preallocs */
+ NULL
+ };
+
+ window_model_type =
+ g_type_register_static (G_TYPE_INTERFACE, "PsppireWindowModel",
+ &window_model_info, 0);
+
+ g_type_interface_add_prerequisite (window_model_type, G_TYPE_OBJECT);
+ }
+
+ return window_model_type;
+}
+
+
+void
+psppire_window_save (PsppireWindow *w)
+{
+ PsppireWindowIface *i = PSPPIRE_WINDOW_MODEL_GET_IFACE (w);
+
+ g_assert (PSPPIRE_IS_WINDOW_MODEL (w));
+
+ g_assert (i);
+
+ g_return_if_fail (i->save);
+
+ i->save (w);
+
+ w->dirty = FALSE;
+ psppire_window_set_title (w);
+}
+
+extern GtkRecentManager *the_recent_mgr;
+
+static void add_most_recent (const char *file_name, GtkRecentManager *rm);
+static void delete_recent (const char *file_name, GtkRecentManager *rm);
+
+gboolean
+psppire_window_load (PsppireWindow *w, const gchar *file)
+{
+ gboolean ok;
+ PsppireWindowIface *i = PSPPIRE_WINDOW_MODEL_GET_IFACE (w);
+
+ g_assert (PSPPIRE_IS_WINDOW_MODEL (w));
+
+ g_assert (i);
+
+ g_return_val_if_fail (i->load, FALSE);
+
+ ok = i->load (w, file);
+
+ if ( ok )
+ {
+ psppire_window_set_filename (w, file);
+ add_most_recent (file, the_recent_mgr);
+ w->dirty = FALSE;
+ }
+ else
+ delete_recent (file, the_recent_mgr);
+
+ psppire_window_set_title (w);
+
+ return ok;
+}
+
+
+/* Puts FILE_NAME into the recent list.
+ If it's already in the list, it moves it to the top
+*/
+static void
+add_most_recent (const char *file_name, GtkRecentManager *rm)
+{
+ gchar *uri = g_filename_to_uri (file_name, NULL, NULL);
+
+ if ( uri )
+ gtk_recent_manager_add_item (rm, uri);
+
+ g_free (uri);
+}
+
+
+
+/*
+ If FILE_NAME exists in the recent list, then delete it.
+ */
+static void
+delete_recent (const char *file_name, GtkRecentManager *rm)
+{
+ gchar *uri = g_filename_to_uri (file_name, NULL, NULL);
+
+ if ( uri )
+ gtk_recent_manager_remove_item (rm, uri, NULL);
+
+ g_free (uri);
+}
+