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Merge pull request #181 from HansMuller/cards-animate-back

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Dismissable: animate "snap back", only call dismiss() once
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Hans Muller 2015-07-21 11:27:30 -07:00
commit df88d38b29
1 changed files with 4 additions and 2 deletions
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6
packages/flutter/lib/widgets/dismissable.dart
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@ -10,7 +10,7 @@ import 'package:sky/widgets/basic.dart';
import 'package:sky/widgets/widget.dart';
import 'package:vector_math/vector_math.dart';
const Duration _kCardDismissFadeout = const Duration(milliseconds: 300);
const Duration _kCardDismissFadeout = const Duration(milliseconds: 200);
const double _kMinFlingVelocity = 700.0;
const double _kMinFlingVelocityDelta = 400.0;
const double _kFlingVelocityScale = 1.0/300.0;
@ -64,6 +64,8 @@ class Dismissable extends AnimatedComponent {
}
void _maybeCallOnDismissed() {
_performance.stop();
_performance.removeListener(_handleAnimationProgressChanged);
if (onDismissed != null)
onDismissed();
}
@ -112,7 +114,7 @@ class Dismissable extends AnimatedComponent {
if (_performance.isCompleted)
_maybeCallOnDismissed();
else if (!_performance.isAnimating)
_performance.progress = 0.0;
_performance.reverse();
});
}