.NET Source - How to Handle/Create URL Protocols

Code
Private Function CreateURLProtocol(protocol As String, displayName As String, assemblyName As String, filePath As String) As Boolean

  Try

    Dim regKey As Microsoft.Win32.RegistryKey = Microsoft.Win32.Registry.ClassesRoot.CreateSubKey(protocol)

    With regKey

    'Set top-level values.

    .SetValue(String.Empty, "URL:" & displayName)

    .SetValue("URL Protocol", String.Empty)



    'Create the relevant subkeys.

    .CreateSubKey("URL Protocol")

    .CreateSubKey("DefaultIcon").SetValue(String.Empty, assemblyName & ".exe,1")

    .CreateSubKey("shell")

    .CreateSubKey("shell\open\command").SetValue(String.Empty, String.Format("""{0}"" ""%1""", filePath))

    .Close()

    End With

    Return True

  Catch ex As Exception

    Return False

  End Try

    End Function