mod: 代码整理
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@ -1,3 +1,5 @@
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// ignore_for_file: depend_on_referenced_packages
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import 'dart:math';
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import 'dart:ui' as ui show Image;
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@ -15,7 +17,8 @@ class PullToRefreshHeader extends StatelessWidget {
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this.info,
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this.lastRefreshTime, {
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this.color,
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});
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Key? key,
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}) : super(key: key);
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final PullToRefreshScrollNotificationInfo? info;
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final DateTime? lastRefreshTime;
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@ -23,21 +26,21 @@ class PullToRefreshHeader extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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final PullToRefreshScrollNotificationInfo? _info = info;
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if (_info == null) {
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final PullToRefreshScrollNotificationInfo? infos = info;
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if (infos == null) {
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return Container();
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}
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String text = '';
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if (_info.mode == PullToRefreshIndicatorMode.armed) {
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if (infos.mode == PullToRefreshIndicatorMode.armed) {
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text = 'Release to refresh';
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} else if (_info.mode == PullToRefreshIndicatorMode.refresh ||
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_info.mode == PullToRefreshIndicatorMode.snap) {
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} else if (infos.mode == PullToRefreshIndicatorMode.refresh ||
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infos.mode == PullToRefreshIndicatorMode.snap) {
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text = 'Loading...';
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} else if (_info.mode == PullToRefreshIndicatorMode.done) {
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} else if (infos.mode == PullToRefreshIndicatorMode.done) {
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text = 'Refresh completed.';
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} else if (_info.mode == PullToRefreshIndicatorMode.drag) {
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} else if (infos.mode == PullToRefreshIndicatorMode.drag) {
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text = 'Pull to refresh';
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} else if (_info.mode == PullToRefreshIndicatorMode.canceled) {
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} else if (infos.mode == PullToRefreshIndicatorMode.canceled) {
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text = 'Cancel refresh';
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}
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@ -67,16 +70,15 @@ class PullToRefreshHeader extends StatelessWidget {
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Expanded(
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child: Container(
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alignment: Alignment.centerRight,
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child: RefreshImage(top),
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margin: const EdgeInsets.only(right: 12.0),
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child: RefreshImage(top, null),
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),
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),
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Column(
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children: <Widget>[
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Text(text, style: ts),
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Text(
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'Last updated:' +
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DateFormat('yyyy-MM-dd hh:mm').format(time),
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'Last updated:${DateFormat('yyyy-MM-dd hh:mm').format(time)}',
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style: ts.copyWith(fontSize: 14),
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)
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],
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@ -92,7 +94,7 @@ class PullToRefreshHeader extends StatelessWidget {
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}
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class RefreshImage extends StatelessWidget {
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const RefreshImage(this.top);
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const RefreshImage(this.top, Key? key) : super(key: key);
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final double top;
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