/// <summary>
/// Unregisters a message recipient for a given type of messages, for
/// a given action and a given token. Other message types will still be transmitted to the
/// recipient (if it registered for them previously). Other actions that have
/// been registered for the message type TMessage, for the given recipient and other tokens (if
/// available) will also remain available.
/// </summary>
/// <typeparam name="TMessage">The type of messages that the recipient wants
/// to unregister from.</typeparam>
/// <param name="recipient">The recipient that must be unregistered.</param>
/// <param name="token">The token for which the recipient must be unregistered.</param>
/// <param name="action">The action that must be unregistered for
/// the recipient and for the message type TMessage.</param>
public virtual void Unregister <TMessage>(object recipient, object token, Action <TMessage> action)
{
Messager.UnregisterFromLists <TMessage>(recipient, token, action, this._recipientsStrictAction);
Messager.UnregisterFromLists <TMessage>(recipient, token, action, this._recipientsOfSubclassesAction);
this.Cleanup();
}
/// <summary>
/// Unregisters a messager recipient completely. After this method
/// is executed, the recipient will not receive any messages anymore.
/// </summary>
/// <param name="recipient">The recipient that must be unregistered.</param>
public virtual void Unregister(object recipient)
{
Messager.UnregisterFromLists(recipient, this._recipientsOfSubclassesAction);
Messager.UnregisterFromLists(recipient, this._recipientsStrictAction);
}