implement
fun implement( extensionPointName: String, type: <Error class: unknown class>, extensionName: String, priority: <Error class: unknown class>): IoExtension(source)
Registers @type as extension for the extension point with name
Return
a #GIOExtension object for #GType
Parameters
extensionPointName
the name of the extension point
type
the #GType to register as extension
extensionName
the name for the extension
priority
the priority for the extension