Dart APIunself_componentPairingScrollControllerGroupresetScroll resetScroll method Null safety void resetScroll() Implementation void resetScroll() { jumpTo(0.0); } unself_component unself_component PairingScrollControllerGroup resetScroll method PairingScrollControllerGroup class Constructors PairingScrollControllerGroup Properties hashCode offset runtimeType Methods addOffsetChangedListener animateTo jumpTo noSuchMethod push removeOffsetChangedListener resetScroll toString Operators operator ==