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Fixed a bug in the example

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Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>
This commit is contained in:
Hans Kokx
2025-05-13 14:41:24 +02:00
parent 515c7fb5b1
commit 0c5568ab74
1 changed files with 127 additions and 115 deletions
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example/lib/main.dart
+127 -115
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@@ -152,38 +152,43 @@ class _ArcaneLoggingExampleState extends State<ArcaneLoggingExample> {
builder: (context, enabledFeatures, _) {
return Padding(
padding: const EdgeInsets.all(16.0),
child: SizedBox(
height: 200,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
"Logging",
style: Theme.of(context).textTheme.headlineSmall,
child: Card(
child: SizedBox(
height: MediaQuery.sizeOf(context).height / 2,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
"Logging",
style: Theme.of(context).textTheme.headlineSmall,
),
if (latestLogs.isEmpty)
Text(
"Log messages will appear here",
style: Theme.of(context).textTheme.labelSmall?.copyWith(
fontStyle: FontStyle.italic,
),
),
if (Feature.logging.disabled)
Text(
"Logging feature is disabled.",
style: Theme.of(context).textTheme.labelSmall?.copyWith(
fontWeight: FontWeight.bold,
),
),
Expanded(
child: ListView.builder(
itemCount: latestLogs.length,
itemBuilder: (context, index) {
return Text(latestLogs[index]);
},
),
),
],
),
if (latestLogs.isEmpty)
Text(
"Log messages will appear here",
style: Theme.of(context).textTheme.labelSmall?.copyWith(
fontStyle: FontStyle.italic,
),
),
if (Feature.logging.disabled)
Text(
"Logging feature is disabled.",
style: Theme.of(context).textTheme.labelSmall?.copyWith(
fontWeight: FontWeight.bold,
),
),
Expanded(
child: ListView.builder(
itemCount: latestLogs.length,
itemBuilder: (context, index) {
return Text(latestLogs[index]);
},
),
),
],
),
),
),
);
@@ -544,98 +549,105 @@ class ArcaneServicesExample extends StatelessWidget {
Widget build(BuildContext context) {
final FavoriteColorService? service =
ArcaneServiceProvider.serviceOfType<FavoriteColorService>(context);
return Card(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text(
"Services",
style: Theme.of(context).textTheme.headlineSmall,
),
ValueListenableBuilder(
valueListenable: ArcaneService.ofType<FavoriteColorService>(
context,
)?.notifier ??
ValueNotifier(null),
builder: (context, color, _) {
return Text(
final ValueNotifier<MaterialColor?> notifier =
service?.notifier ?? ValueNotifier(null);
return ValueListenableBuilder(
valueListenable: notifier,
builder: (context, color, _) {
return Card(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text(
"Services",
style: Theme.of(context).textTheme.headlineSmall,
),
Text(
color != null ? "Favorite color: ${color.name}" : "",
);
},
),
ElevatedButton(
onPressed: () {
if (service == null) {
ArcaneServiceProvider.of(context).addService(
FavoriteColorService.I,
);
),
ElevatedButton(
onPressed: () {
if (service == null) {
ArcaneServiceProvider.of(context).addService(
FavoriteColorService.I,
);
Arcane.log(
"Service registered.",
metadata: {"service": "FavoriteColorService"},
);
} else {
ArcaneServiceProvider.of(context)
.removeService<FavoriteColorService>();
Arcane.log(
"Service registered.",
metadata: {"service": "FavoriteColorService"},
);
} else {
ArcaneServiceProvider.of(context)
.removeService<FavoriteColorService>();
Arcane.log(
"Service removed.",
metadata: {"service": "FavoriteColorService"},
);
}
},
child: Text('${service == null ? 'Register' : 'Remove'} service'),
),
SizedBox(
height: 20,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
spacing: 8,
children: [
const Text("Color"),
Expanded(
child: ListView.separated(
itemCount: colors.length,
scrollDirection: Axis.horizontal,
separatorBuilder: (_, __) => const SizedBox(width: 4),
itemBuilder: (context, index) {
return InkWell(
onTap: () {
service?.setMyFavoriteColor(colors[index]);
Arcane.log(
"Set a color in FavoriteColorService",
metadata: {
"color": colors[index].name ?? "Unknown",
Arcane.log(
"Service removed.",
metadata: {"service": "FavoriteColorService"},
);
}
},
child: Text(
'${service == null ? 'Register' : 'Remove'} service',
),
),
SizedBox(
height: 20,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
spacing: 8,
children: [
const Text("Color"),
Expanded(
child: ListView.separated(
itemCount: colors.length,
scrollDirection: Axis.horizontal,
separatorBuilder: (_, __) => const SizedBox(width: 4),
itemBuilder: (context, index) {
return InkWell(
onTap: () {
if (service == null) {
Arcane.log(
"FavoriteColorService is not registered",
);
return;
}
service.setMyFavoriteColor(colors[index]);
Arcane.log(
"Set a color in FavoriteColorService",
metadata: {
"color": colors[index].name ?? "Unknown",
},
);
},
child: Container(
decoration: BoxDecoration(
color: colors[index],
border: color?.name == colors[index].name
? Border.all(width: 2)
: null,
),
width: 20,
height: 20,
),
);
},
child: Container(
decoration: BoxDecoration(
color: colors[index],
border: service?.myFavoriteColor?.name ==
colors[index].name
? Border.all(width: 2)
: null,
),
width: 20,
height: 20,
),
);
},
),
),
),
],
),
],
),
),
Text(
"Service is ${service != null ? "" : "not "}registered",
),
],
),
Text(
"Service is ${service != null ? "" : "not "}registered",
),
],
),
),
),
);
},
);
}
}