38 lines
1.3 KiB
Dart
38 lines
1.3 KiB
Dart
// Copyright 2020 Ben Hills and the project contributors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:pinepods_mobile/ui/widgets/platform_progress_indicator.dart';
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import 'package:flutter/material.dart';
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/// This class returns a platform-specific spinning indicator after a time specified
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/// in milliseconds.
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///
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/// Defaults to 1 second. This can be used as a place holder for cached images. By
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/// delaying for several milliseconds it can reduce the occurrences of placeholders
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/// flashing on screen as the cached image is loaded. Images that take longer to fetch
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/// or process from the cache will result in a [PlatformProgressIndicator] indicator
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/// being displayed.
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class DelayedCircularProgressIndicator extends StatelessWidget {
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final f = Future.delayed(const Duration(milliseconds: 1000), () => Container());
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DelayedCircularProgressIndicator({
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super.key,
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});
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@override
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Widget build(BuildContext context) {
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return FutureBuilder<Widget>(
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future: f,
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builder: (context, snapshot) {
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if (snapshot.connectionState == ConnectionState.done) {
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return const Center(
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child: PlatformProgressIndicator(),
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);
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} else {
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return Container();
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}
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});
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}
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}
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