Creates a new gtk.Application instance.
If non-NULL, the application id must be valid. See Application.idIsValid.
If no application ID is given then some features of gtk.Application (most notably application uniqueness) will be disabled.
the application id
the application flags
a new gtk.Application instance
ConstructionException GTK+ fails to create the object.
Creates a new gtk.Application instance.
If non-NULL, the application id must be valid. See Application.idIsValid.
If no application ID is given then some features of gtk.Application (most notably application uniqueness) will be disabled.