Stage 1: Creating the Shell and the Form

1. create a new application named ShellApplication.sln
2. In Add Reference Select these three DLLs:
   Microsoft.Practices.CompositeUI.dll
   Microsoft.Practices.CompositeUI.WinForms.dll
   Microsoft.Practices.ObjectBuilder.dll
3. Create a form named ShellForm.cs
4. Create a WorkItem
   
   • Create a class named ShellWorkItem.cs
     using Microsoft.Practices.CompositeUI
   • ShellWorkItem class inherits from WorkItem as shown
     public class ShellWorkItem : WorkItem
     {}
5. rename the file Program.cs to ShellApplication.cs and open it.
   using Microsoft.Practices.CompositeUI.WinForms;
   
   • Replace the static class ShellApplication with a public class that inherits from FormShellApplication as below
     public class ShellApplication : FormShellApplication < shellworkitem, ShellForm>
     
   • Change the static Main method as follows
     [STAThread]
     static void Main()
     {
     new ShellApplication().Run();
     }
6. Save and Run the application