WPF Extensibility Hacks or WEX - Includes EventTrigger, ReactiveTrigger, InvokeMethodAction, InvokeCommandAction etc.

using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.ComponentModel;
using Wex.Lib.Interactions;

namespace Wex.Lib.Interactions
{
    /// <summary>
    /// An action to start/stop/pause/resume a storyboard
    /// </summary>
    public class StoryBoardAction : WexTriggerAction
    {

        private StoryBoardActionEnum _storyBoardAction = StoryBoardActionEnum.Begin;

        /// <summary>
        /// Action to perform on this story board
        /// </summary>
        public StoryBoardActionEnum Action
        {
            get { return _storyBoardAction; }
            set { _storyBoardAction = value; }
        }

        private string _storyBoardName=string.Empty;

        /// <summary>
        /// The target story board name
        /// </summary>
        public string StoryBoardName
        {
            get { return _storyBoardName; }
            set { _storyBoardName = value; }
        }


        private string _storyBoardKey = string.Empty;

        /// <summary>
        /// The target story board name
        /// </summary>
        public string StoryBoardKey
        {
            get { return _storyBoardKey; }
            set { _storyBoardKey = value; }
        }



        /// <summary>
        /// Invoke the story board action
        /// </summary>
        /// <param name="parameter"></param>
        internal override void InvokeConditional(object parameter)
        {
            
            if (StoryBoardName != null && AssociatedObject is FrameworkElement)
            {
                var storyBoard = (AssociatedObject as FrameworkElement).FindName(StoryBoardName) as Storyboard;
                try
                {
                    if (storyBoard == null)
                        storyBoard = (AssociatedObject as FrameworkElement).FindResource(StoryBoardKey) as Storyboard;
                }
                catch { }

                if (storyBoard != null)
                {
                    switch (Action)
                    {
                        case StoryBoardActionEnum.Begin:
                            storyBoard.Begin(); break;
                        case StoryBoardActionEnum.Stop:
                            storyBoard.Stop(); break;
                        case StoryBoardActionEnum.Resume:
                            storyBoard.Resume(); break;
                        case StoryBoardActionEnum.Pause:
                            storyBoard.Pause(); break;
                        case StoryBoardActionEnum.ReverseOn:
                            storyBoard.AutoReverse = true;
                            break;
                        case StoryBoardActionEnum.ReverseOff:
                            storyBoard.AutoReverse = false;
                            break;
                    }
                }
            }
        }
    }

    /// <summary>
    /// Defines a story board action type
    /// </summary>
    public enum StoryBoardActionEnum 
    {
        Begin,
        Stop,
        Pause,
        Resume,
        ReverseOn,
        ReverseOff
    }
}