/// <summary>
/// Sends messenger event named <paramref name="eventMethodName"/> to receiver.
/// </summary>
/// <param name="receiver">Receiver of messenger</param>
/// <param name="eventMethodName">Event message receiving method</param>
/// <param name="sender">The sender argument of event method.</param>
/// <param name="eventArgs">The e argument of event method.</param>
public static void SendMessenger(this object receiver, string eventMethodName, object sender, EventArgs eventArgs)
{
if (receiver is null)
{
throw new ArgumentNullException(nameof(receiver));
}
DynamicMessengerRecipient recipient = receiver.GetRecipient();
recipient.SendMessenger(receiver, eventMethodName, sender, eventArgs);
}
/// <summary>
/// Gets a <see cref="DynamicMessengerRecipient"/> associated with a specified type.
/// </summary>
/// <param name="receiverType">The type to locate.</param>
/// <returns>A <see cref="DynamicMessengerRecipient"/> that is associated with the <paramref name="receiverType"/> type.</returns>
public static DynamicMessengerRecipient GetRecipient(this Type receiverType)
{
if (recipients.ContainsKey(receiverType))
{
return(recipients[receiverType]);
}
else
{
DynamicMessengerRecipient output = new DynamicMessengerRecipient(receiverType);
recipients.Add(receiverType, output);
return(output);
}
}
/// <summary>
/// Get delegate of event method
/// </summary>
/// <param name="target">Target of delegate</param>
/// <param name="methodName">Method name</param>
/// <returns>Delegate of method in target</returns>
public static Delegate GetDelegate(object target, string methodName)
{
if (target is null)
{
throw new ArgumentNullException(nameof(target));
}
if (string.IsNullOrWhiteSpace(methodName) || methodName.Contains(" "))
{
throw new ArgumentException("Argument cannot be null, empty, or whitespace, nor can it contain whitespace.", nameof(methodName));
}
DynamicMessengerRecipient recipient = target.GetRecipient();
return(recipient.GetDelegateEvent(target, methodName));
}
