private void AddHandler(IEventAggregatorHandler handler)
{
lock (_handlers)
{
_handlers.RemoveAll(h => h.IsDead);
_handlers.Add(handler);
}
}
/// <summary>
/// Unsubscribes the specified handler.
/// </summary>
/// <param name="handler">The handler to unsubscribe.</param>
public void Unsubscribe(IEventAggregatorHandler handler)
{
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
lock (_handlers)
{
_handlers.RemoveAll(h => h.IsDead || ReferenceEquals(h, handler));
}
}
