How to Communicate With a DLL in Another Process

1. Click the Windows 'Start' button and select 'All Programs.' Click 'Microsoft .NET Framework,' and then click 'Visual Studio.' Open your desktop application after Visual Studio loads.
2. Double-click the 'My Project' icon in Solution Explorer. Solution Explorer is a panel on the right side of the VS work space that contains each of your program source code files, and it contains the compiler settings. Double-clicking the icon opens a configuration window.
3. Click the 'References' tab. Click the 'Browse' button and select the DLL file you want to reference. Click 'OK' to save the DLL settings.
4. Double-click the 'References' icon in Solution Explorer. When you see the DLL file listed, this indicates that you can now communicate with its functions.