We all reuse our windows controls out of the toolbox so why not our WPF user controls? The process is really the same. To show the steps involved let’s first write a simple WPF user control. After renaming the control and adding a WPF application project to my solution(to test with), my solution looks like this Since the functionality of the control is not important in this article, I just pasted in some animation code from msdn into my MyDemoControl.xaml file. <UserControl x:Class="MyDemoControl.MyDe...