44 lines
1.2 KiB
Dart
44 lines
1.2 KiB
Dart
// Label StoreMax
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//
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// Created by Anthony Gordon.
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// 2022, WooSignal Ltd. All rights reserved.
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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import 'package:flutter/material.dart';
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class FutureBuildWidget<T> extends StatelessWidget {
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const FutureBuildWidget(
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{Key? key,
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required this.asyncFuture,
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required this.onValue,
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this.onLoading})
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: super(key: key);
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final Widget Function(T? value) onValue;
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final Widget? onLoading;
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final Future asyncFuture;
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@override
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Widget build(BuildContext context) {
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return FutureBuilder<T>(
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future: asyncFuture.then((value) => value as T),
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builder: (BuildContext context, AsyncSnapshot<T> snapshot) {
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switch (snapshot.connectionState) {
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case ConnectionState.waiting:
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return onLoading ?? Container();
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default:
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if (snapshot.hasError) {
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return SizedBox.shrink();
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} else {
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return onValue(snapshot.data);
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}
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}
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},
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);
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}
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}
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