Registration of a file association is done in your app’s WMAppManifest.xml file. To edit the WMAppManifest.xml file, in the Visual Studio Solution Explorer, right-click the WMAppManifest.xml file, and then select View Code.
A file association is specified with the
FileTypeAssociation element. Listing 30.1 shows an excerpt from the WMAppManifest.xml file in the WPUnleashed.FileAndProtocolAssociations project.
The following elements are used to register a file association:
FileTypeAssociation elements and other extension items such as
Protocol extension elements, discussed later in this ...