AppInfo.getDefaultForUriSchemeAsync

void getDefaultForUriSchemeAsync(string uriScheme,  gio.cancellable.Cancellable cancellable =  null,  gio.types.AsyncReadyCallback callback =  null)

Asynchronously gets the default application for handling URIs with the given URI scheme. A URI scheme is the initial part of the URI, up to but not including the ':', e.g. "http", "ftp" or "sip".

Parameters

`uriScheme`	a string containing a URI scheme.
`cancellable`	optional #GCancellable object, null to ignore
`callback`	a #GAsyncReadyCallback to call when the request is done