setResponseSensitive  
  ⚠️ Deprecated ⚠️
This is deprecated since version 4.10.
Use class@Gtk.Window instead
---A convenient way to sensitize/desensitize dialog buttons.
Calls gtk_widget_set_sensitive (widget, @setting) for each widget in the dialog’s action area with the given @response_id.
Parameters
responseId 
a response ID
setting
true for sensitive