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using System;
namespace Xamarin.Forms
{
public abstract class TriggerAction
{
internal TriggerAction(Type associatedType)
{
if (associatedType == null)
throw new ArgumentNullException("associatedType");
AssociatedType = associatedType;
}
protected Type AssociatedType { get; private set; }
protected abstract void Invoke(object sender);
internal virtual void DoInvoke(object sender)
{
Invoke(sender);
}
}
public abstract class TriggerAction<T> : TriggerAction where T : BindableObject
{
protected TriggerAction() : base(typeof(T))
{
}
protected override void Invoke(object sender)
{
Invoke((T)sender);
}
protected abstract void Invoke(T sender);
}
}
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