ToggleNotify

typealias ToggleNotify = (<Error class: unknown class>?, object: Object, isLastRef: Boolean) -> Unit(source)

A callback function used for notification when the state of a toggle reference changes.

See also: g_object_add_toggle_ref()

param data Callback data passed to g_object_add_toggle_ref()
param object The object on which g_object_add_toggle_ref() was called.
param isLastRef true if the toggle reference is now the last reference to the object. false if the toggle reference was the last reference and there are now other references.