canonical name of the property specified
nick name for the property specified
description of the property specified
a glib.Variant of type type to use as the default value, or NULL
flags for the property specified
the newly created gobject.ParamSpec
2.26
Creates a new GParamSpecVariant instance specifying a glib.Variant property.
If default_value is floating, it is consumed.
See ParamSpec.internal for details on property names.