null on error.
AppInfo.getDefaultForUriScheme
gio.app_info.AppInfo getDefaultForUriScheme(string uriScheme)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. |
Returns
#GAppInfo for given uri_scheme or