37 lines
1002 B
Dart
37 lines
1002 B
Dart
import 'package:flutter/material.dart';
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import 'ContentError.dart';
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import 'ContentLoading.dart';
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class ContentBuilder<T> extends StatelessWidget {
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final Future<T> future;
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final Future<dynamic> Function() onRefresh;
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final AsyncWidgetBuilder<T> successBuilder;
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const ContentBuilder({
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required Key? key,
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required this.future,
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required this.onRefresh,
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required this.successBuilder,
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}) : super(key: key);
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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,
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builder: (BuildContext context, AsyncSnapshot<T> snapshot) {
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if (snapshot.hasError) {
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return ContentError(
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error: snapshot.error,
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stackTrace: snapshot.stackTrace,
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onRefresh: onRefresh,
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);
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}
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if (snapshot.connectionState != ConnectionState.done) {
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return const ContentLoading(label: '加载中');
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}
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return successBuilder(context, snapshot);
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},
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);
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}
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}
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