WPF C#

  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  Title="" Height="300" Width="300" Background="Black">
  
    
      
        
          
            
            
          
          
        
      

    
  

  
    
  

//File:Window.xaml.cs
using System;
using System.Windows;
namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
        private void Storyboard_Completed(object sender, EventArgs e)
        {
            MessageBox.Show("Storyboard complete.", "WpfApplication1");
        }
        private void ParallelTimeline_Completed(object sender, EventArgs e)
        {
            MessageBox.Show("ParallelTimeline complete.", "WpfApplication1");
        }
        private void Animation1_Completed(object sender, EventArgs e)
        {
            MessageBox.Show("Animation 1 complete.", "WpfApplication1");
        }
        private void Animation2_Completed(object sender, EventArgs e)
        {
            MessageBox.Show("Animation 2 complete.", "WpfApplication1");
        }
        private void Animation3_Completed(object sender, EventArgs e)
        {
            MessageBox.Show("Animation 3 complete.", "WpfApplication1");
        }
    }
}