glib-sharp 0.0.0.0 Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. Delegate to invoke during idle time The handler specified by the delegate will be invoked during the GLib main loop execution. If the handler returns the handler is kept for another round of Idle execution, if is returned, the handler is removed. System.Delegate System.ICloneable System.Runtime.Serialization.ISerializable