onCancel property

@override ControllerCallback? get onCancel

The callback which is called when the stream is canceled.

May be set to null, in which case no callback will happen.

Implementation

@override
ControllerCallback? get onCancel => _initializeLazy()!.onCancel;

@override set onCancel (void onCancelHandler()?)

The callback which is called when the stream is canceled.

May be set to null, in which case no callback will happen.

Implementation

@override
set onCancel(void onCancelHandler()?) {
  _initializeLazy()!.onCancel = onCancelHandler;
}