if (math_view->view->notifyAttributeChanged(elem, name)) paint_widget(math_view);
if (math_view->view->notifyAttributeChanged(elem, name)) gtk_math_view_paint(math_view);
GTKMATHVIEW_METHOD_NAME(attribute_changed)(GtkMathView* math_view, GtkMathViewModelId elem, GtkMathViewModelString name){  g_return_if_fail(math_view != NULL);  g_return_if_fail(math_view->view != NULL);  if (math_view->view->notifyAttributeChanged(elem, name)) paint_widget(math_view);}