Windows Door Application is available for download from the server for Windows 10 and previous versions of Windows. The images for the software are as below. Please click on the link to download. http://engineeeringcomputerworks.com/windows_door.zip . The project is published in Microsoft Developer Network under Visual Studio samples at this link by Chan Junt Hoong MIET MIEEE CEng . https://code.msdn.microsoft.com/Windows-Door-Control-3e765164 .