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cancel controller subscription on dispose

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ltOgt 2024-08-17 11:28:38 +02:00 committed by ricardodalarme
parent 8302627616
commit 99b30ff2d4
2 changed files with 6 additions and 1 deletions
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1
lib/src/widget/card_swiper.dart
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@ -1,3 +1,4 @@
import 'dart:async';
import 'dart:collection'; import 'dart:collection';
import 'dart:math' as math; import 'dart:math' as math;

6
lib/src/widget/card_swiper_state.dart
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@ -20,13 +20,16 @@ class _CardSwiperState<T extends Widget> extends State<CardSwiper>
bool get _canSwipe => _currentIndex != null && !widget.isDisabled; bool get _canSwipe => _currentIndex != null && !widget.isDisabled;
StreamSubscription<ControllerEvent>? controllerSubscription;
@override @override
void initState() { void initState() {
super.initState(); super.initState();
_undoableIndex.state = widget.initialIndex; _undoableIndex.state = widget.initialIndex;
widget.controller?.events.listen(_controllerListener); controllerSubscription =
widget.controller?.events.listen(_controllerListener);
_animationController = AnimationController( _animationController = AnimationController(
duration: widget.duration, duration: widget.duration,
@ -65,6 +68,7 @@ class _CardSwiperState<T extends Widget> extends State<CardSwiper>
@override @override
void dispose() { void dispose() {
_animationController.dispose(); _animationController.dispose();
controllerSubscription?.cancel();
super.dispose(); super.dispose();
} }