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PaulAllanSturmPaulAllanSturm
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Move the progress indicator to only replace the title widget (#194)
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‎lib/samples/query_related_features/query_related_features.dart‎

Lines changed: 77 additions & 73 deletions
Original file line numberDiff line numberDiff line change
@@ -62,85 +62,84 @@ class _QueryRelatedFeaturesState extends State<QueryRelatedFeatures>
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}
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Widget buildLayerData(BuildContext context) {
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return _loadingFeatures
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? const CircularProgressIndicator()
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: Container(
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constraints: BoxConstraints(
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maxHeight: MediaQuery.sizeOf(context).height * 0.4,
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),
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padding: EdgeInsets.fromLTRB(
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20.0,
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5.0,
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20.0,
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max(
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20.0,
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View.of(context).viewPadding.bottom /
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View.of(context).devicePixelRatio,
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),
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),
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width: double.infinity,
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child: Column(
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children: [
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Row(
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children: [
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Expanded(
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child: Text(
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return Container(
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constraints: BoxConstraints(
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maxHeight: MediaQuery.sizeOf(context).height * 0.4,
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),
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padding: EdgeInsets.fromLTRB(
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20.0,
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5.0,
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20.0,
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max(
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20.0,
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View.of(context).viewPadding.bottom /
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View.of(context).devicePixelRatio,
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),
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),
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width: double.infinity,
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child: Column(
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children: [
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Row(
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children: [
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Expanded(
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child: _loadingFeatures
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? const Center(child: CircularProgressIndicator())
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: Text(
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_selectedParkName,
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style: Theme.of(context).textTheme.titleLarge,
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),
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),
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IconButton(
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alignment: Alignment.centerRight,
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icon: const Icon(Icons.close),
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onPressed: () => setState(() => _layerDataVisible = false),
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),
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],
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),
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const Divider(),
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Flexible(
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child: SingleChildScrollView(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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'Alaska National Parks Preserves',
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style: Theme.of(context).textTheme.titleMedium,
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),
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const Divider(),
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// Display the list of feature preserves for the selected park.
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for (final preserve in _featurePreserves)
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ListTile(
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dense: true,
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contentPadding: EdgeInsets.zero,
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title: Text(
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preserve,
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style: Theme.of(context).textTheme.titleSmall,
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),
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),
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IconButton(
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alignment: Alignment.centerRight,
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icon: const Icon(Icons.close),
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onPressed: () =>
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setState(() => _layerDataVisible = false),
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),
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],
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),
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const Divider(),
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Flexible(
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child: SingleChildScrollView(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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'Alaska National Parks Preserves',
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style: Theme.of(context).textTheme.titleMedium,
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),
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const Divider(),
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// Display the list of feature preserves for the selected park.
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for (final preserve in _featurePreserves)
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ListTile(
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dense: true,
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contentPadding: EdgeInsets.zero,
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title: Text(
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preserve,
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style: Theme.of(context).textTheme.titleSmall,
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),
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),
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const Divider(),
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Text(
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'Alaska National Parks Species',
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style: Theme.of(context).textTheme.titleMedium,
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),
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const Divider(),
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// Display the list of feature species for the selected park.
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for (final species in _featureSpecies)
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ListTile(
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dense: true,
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contentPadding: EdgeInsets.zero,
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title: Text(
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species,
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style: Theme.of(context).textTheme.titleSmall,
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),
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),
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],
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),
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const Divider(),
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Text(
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'Alaska National Parks Species',
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style: Theme.of(context).textTheme.titleMedium,
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),
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),
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],
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const Divider(),
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// Display the list of feature species for the selected park.
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for (final species in _featureSpecies)
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ListTile(
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dense: true,
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contentPadding: EdgeInsets.zero,
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title: Text(
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species,
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style: Theme.of(context).textTheme.titleSmall,
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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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),
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],
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),
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);
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}
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void onMapViewReady() async {
@@ -212,6 +211,11 @@ class _QueryRelatedFeaturesState extends State<QueryRelatedFeatures>
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// If there are features identified, show the bottom sheet to display the
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// attachment information for the selected feature.
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setState(() {
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_selectedParkName = '';
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_featurePreserves = [];
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_featureSpecies = [];
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});
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final features =
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identifyLayerResult.geoElements.whereType<Feature>().toList();
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if (features.isNotEmpty) {

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