I am working on a post or two on the subject of WPF Interop with ATL and Windows Forms. I would like to demonstrate: ATL Simple Control in a WPF Window ATL ActiveX in a WPF Window Windows Form user control in a WPF Window WPF control in a Windows Form However, I encountered an unexpected setback: Its very difficult to create ATL projects with Visual Studio 2010 Beta 1! The ATL Wizard doesnt add implementations in the control to methods you add to the interface. When implementing connection points...