/// <summary>
/// Locates a <see cref="NamedEvent"/> and unsubscribes a consumer
/// </summary>
/// <param name="subscriber">Identifier of the subscriber class</param>
/// <param name="name">The name of the <see cref="NamedEvent"/> to unsubscribes from</param>
/// <param name="handler">The <see cref="NamedEventHandler"/> containing the link to the consuming method</param>
public void Unsubscribe(string subscriber, string name, NamedEventHandler handler)
{
NamedEvent subscription = subscriptions.FirstOrDefault(s => s.Name == name);
if (subscription != null)
{
subscription.Subscribers.Remove(subscriber);
subscription.Handler -= handler;
}
}
/// <summary>
/// Locates or creates a <see cref="NamedEvent"/> and subscribes a consumer
/// </summary>
/// <param name="subscriber">Identifier of the subscriber class</param>
/// <param name="name">The name of the <see cref="NamedEvent"/> to subscribe to</param>
/// <param name="handler">The <see cref="NamedEventHandler"/> containing the link to the consuming method</param>
public void Subscribe(string subscriber, string name, NamedEventHandler handler)
{
NamedEvent subscription = subscriptions.FirstOrDefault(s => s.Name == name);
if (subscription != null)
{
if (!subscription.Subscribers.Contains(subscriber))
{
subscription.Subscribers.Add(subscriber);
}
subscription.Handler -= handler;
subscription.Handler += handler;
}
else
{
subscription = new NamedEvent(name, handler);
subscription.Subscribers.Add(subscriber);
subscriptions.Add(subscription);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="NamedEvent"/> class
/// </summary>
/// <param name="name">The name of the event</param>
/// <param name="handler">A delegate containing a link to the consuming event method</param>
public NamedEvent(string name, NamedEventHandler handler)
{
this.Name = name;
this.Handler += handler;
}
