IExtensionFA : IDispatch
This interface is meant to edit a ProgId extension setup
NewVerb() returns IVerbFA
Creates a new file association verb.
Removes the verb.
Gets or sets the name of the setup.
Gets or sets the installed file to be launched .
Gets the feature which controls the extension installation. If this feature is not installed, the file associations is not made.
Gets or sets the content type of the files with the selected extension. This content type will be used by the browsers to select an application to handle a downloaded file. Leave this field empty if you do not want to register a MIME type for the files with the current extension.
Gets the collection of verbs.