/// <summary>
/// Register to receive messages
/// </summary>
/// <param name="id">Id of an action</param>
/// <param name="action">The action which will be performed when a message is redeived for the Id</param>
public void Register(MediatorActionType id, Action<object> action)
{
if (!IsRegistered(id.ToString(), action))
{
if (!callbacks.ContainsKey(id.ToString()))
{
callbacks[id.ToString()] = new List<Action<object>>();
}
callbacks[id.ToString()].Add(action);
}
}
/// <summary>
/// Send message (call all delegates) for an Id
/// </summary>
/// <param name="id"></param>
/// <param name="message"></param>
public void SendMessage(MediatorActionType id, object message)
{
try
{
if (callbacks.ContainsKey(id.ToString()))
{
callbacks[id.ToString()].ForEach(action => action(message));
}
}
catch (Exception ex)
{
Logger.Instance.LogException(ex);
Debug.WriteLine(ex.Message);
}
}
/// <summary>
/// When a control is disposed unregister all actions
/// </summary>
/// <param name="id"></param>
/// <param name="action"></param>
public void Unregister(MediatorActionType id, Action<object> action)
{
if (callbacks.ContainsKey(id.ToString()))
{
callbacks[id.ToString()].Remove(action);
if (callbacks[id.ToString()].Count == 0)
{
callbacks.Remove(id.ToString());
}
}
}
