paramSpecExpression

gobject.param_spec.ParamSpec paramSpecExpression(string name,  string nick,  string blurb,  gobject.types.ParamFlags flags)

Creates a new [gobject.param_spec.ParamSpec] instance for a property holding a [gtk.expression.Expression].

See [gobject.param_spec.ParamSpec.internal] for details on the property strings.

`name`	canonical name of the property
`nick`	a user-readable name for the property
`blurb`	a user-readable description of the property
`flags`	flags for the property

a newly created property specification