30 lines
776 B
Dart
30 lines
776 B
Dart
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import 'package:flutter/cupertino.dart';
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class FadeInWidget extends StatelessWidget {
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final Widget child;
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final Duration? delay;
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final Future? future;
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final Duration animationDuration;
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FadeInWidget({
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required this.child,
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this.delay = const Duration(milliseconds: 200),
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this.future,
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this.animationDuration = const Duration(milliseconds: 200),
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}) : assert(future != null || delay != null);
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@override
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Widget build(BuildContext context) {
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return FutureBuilder(
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future: future ?? Future.delayed(delay!),
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builder: (context, s) {
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return AnimatedOpacity(
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duration: animationDuration,
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opacity: s.connectionState == ConnectionState.done ? 1.0 : 0.0,
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child: child,
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);
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},
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);
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}
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}
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