onLocaleChanged property Null safety

VoidCallback? onLocaleChanged

A callback that is invoked whenever locale changes value.

The framework invokes this callback in the same zone in which the callback was set.

See also:

Implementation

VoidCallback? get onLocaleChanged => _onLocaleChanged;
void onLocaleChanged= (VoidCallback? callback)

Implementation

set onLocaleChanged(VoidCallback? callback) {
  _onLocaleChanged = callback;
  _onLocaleChangedZone = Zone.current;
}