+ else if( in_progress ) {
+ ErrorBox error_box(_(PROGRAM_NAME ": Error"),
+ mwindow->gui->get_abs_cursor_x(1),
+ mwindow->gui->get_abs_cursor_y(1));
+ error_box.create_objects("Already rendering");
+ error_box.raise_window();
+ error_box.run_window();
+ }
+ // raise the window if rendering hasn't started yet
+ else if( render_window ) {
+ render_window->raise_window();
+ }