Important
This event is fired from a background thread. It may be needed to do synchronization
operations with the main thread, if visual controls are involved.
public event EventHandler<MessageAvailableEventArgs> MessageAvailablePublic Event MessageAvailable As EventHandler(Of MessageAvailableEventArgs)public:
event EventHandler<MessageAvailableEventArgs^>^ MessageAvailable {
void add (EventHandler<MessageAvailableEventArgs^>^ value);
void remove (EventHandler<MessageAvailableEventArgs^>^ value);
}