namespace System.Activities
{
    [ContentProperty("Implementation")]
    public sealed class DynamicActivity : Activity, ICustomTypeDescriptor
    {
        [Ambient]
        [Browsable(false)]
        [DefaultValue(null)]
        [XamlDeferLoad(typeof(FuncDeferringLoader), typeof(Activity))]
        public Func<Activity> Implementation { get; set; }
    }
}