static void
export_dialog_response_cb (GtkDialog *dialog,
			   int        response_id,
			   gpointer   user_data)
{
	DialogData *data = user_data;

	switch (response_id) {
	case GTK_RESPONSE_HELP:
		show_help_dialog (GTK_WINDOW (data->browser), "export-to-picasaweb");
		break;

	case GTK_RESPONSE_DELETE_EVENT:
	case GTK_RESPONSE_CANCEL:
		picasa_web_accounts_save_to_file (data->accounts, data->email);
		gth_file_list_cancel (GTH_FILE_LIST (data->list_view), (DataFunc) destroy_dialog, data);
		break;

	case GTK_RESPONSE_OK:
		{
			GtkTreeModel *tree_model;
			GtkTreeIter   iter;
			GList        *file_list;

			if (! gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (GET_WIDGET ("albums_treeview"))), &tree_model, &iter)) {
				gtk_widget_set_sensitive (GET_WIDGET ("upload_button"), FALSE);
				return;
			}

			_g_clear_object (&data->album);
			gtk_tree_model_get (tree_model, &iter,
					    ALBUM_DATA_COLUMN, &data->album,
					    -1);

			gtk_widget_hide (data->dialog);
			gth_task_dialog (GTH_TASK (data->conn), FALSE);

			file_list = gth_file_data_list_to_file_list (data->file_list);
			picasa_web_service_post_photos (data->picasaweb,
							data->album,
							file_list,
							data->cancellable,
							post_photos_ready_cb,
							data);

			_g_object_list_unref (file_list);
		}
		break;

	default:
		break;
	}
}
static void
export_dialog_response_cb (GtkDialog *dialog,
			   int        response_id,
			   gpointer   user_data)
{
	DialogData *data = user_data;

	switch (response_id) {
	case GTK_RESPONSE_DELETE_EVENT:
	case GTK_RESPONSE_CANCEL:
		gth_file_list_cancel (GTH_FILE_LIST (data->list_view), (DataFunc) destroy_dialog, data);
		break;

	case GTK_RESPONSE_OK:
		{
			GtkTreeModel *tree_model;
			GtkTreeIter   iter;
			GList        *file_list;
			int           max_width;
			int           max_height;

			if (! gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (GET_WIDGET ("albums_treeview"))), &tree_model, &iter)) {
				gtk_dialog_set_response_sensitive (GTK_DIALOG (data->dialog),
								   GTK_RESPONSE_OK,
								   FALSE);
				return;
			}

			_g_clear_object (&data->album);
			gtk_tree_model_get (tree_model, &iter,
					    ALBUM_DATA_COLUMN, &data->album,
					    -1);

			gtk_widget_hide (data->dialog);
			gth_task_dialog (GTH_TASK (data->service), FALSE, NULL);

			file_list = gth_file_data_list_to_file_list (data->file_list);

			max_width = -1;
			max_height = -1;
			if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("resize_checkbutton")))) {
				int idx = gtk_combo_box_get_active (GTK_COMBO_BOX (GET_WIDGET ("resize_combobox")));
				max_width = ImageSizeValues[idx].width;
				max_height = ImageSizeValues[idx].height;
			}
			g_settings_set_int (data->settings, PREF_PICASAWEB_RESIZE_WIDTH, max_width);
			g_settings_set_int (data->settings, PREF_PICASAWEB_RESIZE_HEIGHT, max_height);

			picasa_web_service_post_photos (data->service,
							data->album,
							file_list,
							max_width,
							max_height,
							data->cancellable,
							post_photos_ready_cb,
							data);

			_g_object_list_unref (file_list);
		}
		break;

	default:
		break;
	}
}