// Simple Action Wrapper
private static void _handler <T>(T _)
{
foreach (var action in _actions.ToArray())
{
action(Syringe <T1> .Get(), Syringe <T2> .Get());
}
}
/// <summary>Fire <paramref name="action"/> every time <seealso cref="T1"/> or <seealso cref="T2"/> changes.</summary>
public static void Subscribe(Action <T1, T2> action, bool getValuesNow = true)
{
// Trigger the Action When Any Value Was Set
if (getValuesNow && (Syringe <T1> .HasValue() || Syringe <T2> .HasValue()))
{
action(Syringe <T1> .Get(), Syringe <T2> .Get());
}
// Add the Action
_actions.Add(action);
// Add the Listeners (when adding the first action)
if (_actions.Count > 1)
{
return;
}
Syringe <T1> .Subscribe(_handler, false);
Syringe <T2> .Subscribe(_handler, false);
}