alias GObject::SignalAccumulator


The signal accumulator is a special callback function that can be used to collect return values of the various callbacks that are called during a signal emission.

The signal accumulator is specified at signal creation time, if it is left %NULL, no accumulation of callback return values is performed. The return value of signal emissions is then the value returned by the last callback.

Alias Definition

GObject::SignalInvocationHint, GObject::Value, GObject::Value -> Bool

Defined in: