[ CCode ( cname = "gtk_widget_class_set_accessible_role" ) ]
public class void set_accessible_role (AccessibleRole accessible_role)
Sets the accessible role used by the given `GtkWidget` class.
Different accessible roles have different states, and are rendered differently by assistive technologies.
| this |
a `GtkWidgetClass` |
| accessible_role |
the `GtkAccessibleRole` used by the this |