95 lines
2.0 KiB
Dart
95 lines
2.0 KiB
Dart
part of '../main.dart';
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class ViewWidget extends StatefulWidget {
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final HAView view;
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const ViewWidget({
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Key key,
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this.view
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}) : super(key: key);
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@override
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State<StatefulWidget> createState() {
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return ViewWidgetState();
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}
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}
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class ViewWidgetState extends State<ViewWidget> {
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StreamSubscription _refreshDataSubscription;
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Completer _refreshCompleter;
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@override
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void initState() {
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super.initState();
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_refreshDataSubscription = eventBus.on<RefreshDataFinishedEvent>().listen((event) {
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if ((_refreshCompleter != null) && (!_refreshCompleter.isCompleted)) {
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_refreshCompleter.complete();
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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return RefreshIndicator(
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color: Colors.amber,
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child: ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: _buildChildren(context),
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),
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onRefresh: () => _refreshData(),
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);
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}
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List<Widget> _buildChildren(BuildContext context) {
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List<Widget> result = [];
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if (widget.view.badges.isNotEmpty) {
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result.insert(0,
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Wrap(
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alignment: WrapAlignment.center,
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spacing: 10.0,
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runSpacing: 1.0,
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children: _buildBadges(context),
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)
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);
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}
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widget.view.cards.forEach((HACard card){
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result.add(
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card.build(context)
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);
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});
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return result;
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}
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List<Widget> _buildBadges(BuildContext context) {
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List<Widget> result = [];
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widget.view.badges.forEach((Entity entity) {
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if (!entity.isHidden) {
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result.add(entity.buildBadgeWidget(context));
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}
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});
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return result;
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}
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Future _refreshData() {
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if ((_refreshCompleter != null) && (!_refreshCompleter.isCompleted)) {
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TheLogger.debug("Previous data refresh is still in progress");
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} else {
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_refreshCompleter = Completer();
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eventBus.fire(RefreshDataEvent());
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}
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return _refreshCompleter.future;
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}
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@override
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void dispose() {
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_refreshDataSubscription.cancel();
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super.dispose();
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}
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} |