/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TResult"></typeparam>
/// <param name="instance"></param>
/// <param name="attachedProperty"></param>
/// <param name="context"></param>
/// <returns></returns>
public static TResult GetAttachedValue <T, TResult>(this T instance, AttachedProperty <T, TResult> attachedProperty, AttachedPropertyContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var value = context.GetInstanceValue(instance, attachedProperty);
return(value);
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TResult"></typeparam>
/// <param name="instance"></param>
/// <param name="attachedProperty"></param>
/// <param name="value"></param>
/// <param name="context"></param>
public static void SetAttachedValue <T, TResult>(this T instance, AttachedProperty <T, TResult> attachedProperty, TResult value, AttachedPropertyContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
context.SetInstanceValue(instance, attachedProperty, value);
}
/// <summary>
/// Creates a <see cref="AttachedProperties"/> which is used to attach values to instances
/// in a specified context.
/// </summary>
/// <param name="name"></param>
/// <param name="context"></param>
public AttachedProperty(string name, AttachedPropertyContext context) : base(typeof(TOwner), typeof(TProperty), name, context)
{
}
