ExternalUIHandler Delegate
Defines a callback function that the installer calls for progress notification and error messages.
Invoke() Method
Defines a callback function that the installer calls for progress notification and error messages.
Declaration
public MessageResult Invoke()
WixToolset.Dtf.WindowsInstaller.dll
version 4.0.2+644ed0118bae1aa885bb6cc906dc6c0b904de4d9