gio:app-info-supported-types (appinfo)

appinfo -- a g:app-info instance

The list of strings with the content types.

Retrieves the list of content types that appinfo claims to support. If this information is not provided by the environment, this function will return nil. This function does not take in consideration associations added with the g:app-info-add-supports-type function, but only those exported directly by the application.