gnome-sharp 0.0.0.0 Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. Used when the wishes to interact with the user at the session manager's convenience (usually during shutdown and restarts). All other s are blocked from interacting with the user until the key is released via a call to . Although the function is not obliged to respect the passed in , it is bad form not to do so. client : The instance doing the interaction. key : A unique key. dialog_type : The that should be used to do the interaction. data : Application specific data that was specified at the time the callback was set up. System.Delegate System.ICloneable System.Runtime.Serialization.ISerializable System.Void