/// <summary>
/// This replaces all older delegates rather than adding a new one to the list.
/// See docs for AddOnTargetsChangedDelegate()
/// </summary>
/// <param name="del">An OnTargetsChangedDelegate</param>
public void SetOnTargetsChangedDelegate(OnTargetsChangedDelegate del)
{
this.onTargetsChangedDelegates = del;
}
/// <summary>
/// Removes a OnTargetsChangedDelegate
/// See docs for AddOnTargetsChangedDelegate()
/// </summary>
/// <param name="del">An OnTargetsChangedDelegate</param>
public void RemoveOnTargetsChangedDelegate(OnTargetsChangedDelegate del)
{
this.onTargetsChangedDelegates -= del;
}
/// <summary>
/// Runs when there is a change to the TargetTracker's target list or when it is set
/// to dirty for any reason, commonly to trigger a re-sort. This will run after the
/// dirty state or update is handled.
/// **This will only allow a delegate to be added once.**
/// </summary>
/// <param name="del">An OnTargetsChangedDelegate</param>
public void AddOnTargetsChangedDelegate(OnTargetsChangedDelegate del)
{
this.onTargetsChangedDelegates -= del; // Cheap way to ensure unique (add only once)
this.onTargetsChangedDelegates += del;
}
