1
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mirror of https://github.com/flutter/samples.git synced 2025-11-08 13:58:47 +00:00
This commit is contained in:
Brett Morgan
2022-05-11 12:48:11 -07:00
committed by GitHub
parent fb00d0a102
commit ccd68f34e2
242 changed files with 1719 additions and 1430 deletions

View File

@@ -13,7 +13,7 @@ class AddPetDetails extends StatefulWidget {
const AddPetDetails({Key? key}) : super(key: key);
@override
_AddPetDetailsState createState() => _AddPetDetailsState();
State<AddPetDetails> createState() => _AddPetDetailsState();
}
class _AddPetDetailsState extends State<AddPetDetails> {

View File

@@ -34,15 +34,15 @@ class EventChannelDemo extends StatelessWidget {
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
'x axis: ' + snapshot.data!.x.toStringAsFixed(3),
'x axis: ${snapshot.data!.x.toStringAsFixed(3)}',
style: textStyle,
),
Text(
'y axis: ' + snapshot.data!.y.toStringAsFixed(3),
'y axis: ${snapshot.data!.y.toStringAsFixed(3)}',
style: textStyle,
),
Text(
'z axis: ' + snapshot.data!.z.toStringAsFixed(3),
'z axis: ${snapshot.data!.z.toStringAsFixed(3)}',
style: textStyle,
)
],

View File

@@ -13,7 +13,7 @@ class MethodChannelDemo extends StatefulWidget {
const MethodChannelDemo({Key? key}) : super(key: key);
@override
_MethodChannelDemoState createState() => _MethodChannelDemoState();
State<MethodChannelDemo> createState() => _MethodChannelDemoState();
}
class _MethodChannelDemoState extends State<MethodChannelDemo> {

View File

@@ -12,7 +12,7 @@ class PetListScreen extends StatefulWidget {
const PetListScreen({Key? key}) : super(key: key);
@override
_PetListScreenState createState() => _PetListScreenState();
State<PetListScreen> createState() => _PetListScreenState();
}
class _PetListScreenState extends State<PetListScreen> {
@@ -24,10 +24,15 @@ class _PetListScreenState extends State<PetListScreen> {
super.initState();
// Receives a string of json object from the platform and converts it
// to PetModel.
final scaffoldMessenger = ScaffoldMessenger.of(context);
const BasicMessageChannel<String?>('stringCodecDemo', StringCodec())
.setMessageHandler((message) async {
if (message == null) {
showSnackBar('An error occurred while adding pet details.', context);
scaffoldMessenger.showSnackBar(
const SnackBar(
content: Text('An error occurred while adding pet details.'),
),
);
} else {
setState(() {
petListModel = PetListModel.fromJson(message);
@@ -77,11 +82,16 @@ class BuildPetList extends StatelessWidget {
trailing: IconButton(
icon: const Icon(Icons.delete),
onPressed: () async {
final scaffoldMessenger = ScaffoldMessenger.of(context);
try {
await PetListMessageChannel.removePet(index);
showSnackBar('Removed successfully!', context);
scaffoldMessenger.showSnackBar(
const SnackBar(content: Text('Removed successfully!')),
);
} catch (error) {
showSnackBar((error as PlatformException).message!, context);
scaffoldMessenger.showSnackBar(SnackBar(
content: Text((error as PlatformException).message!),
));
}
},
),
@@ -90,9 +100,3 @@ class BuildPetList extends StatelessWidget {
);
}
}
void showSnackBar(String message, BuildContext context) {
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text(message),
));
}

View File

@@ -16,7 +16,7 @@ class PlatformImageDemo extends StatefulWidget {
const PlatformImageDemo({Key? key}) : super(key: key);
@override
_PlatformImageDemoState createState() => _PlatformImageDemoState();
State<PlatformImageDemo> createState() => _PlatformImageDemoState();
}
class _PlatformImageDemoState extends State<PlatformImageDemo> {

View File

@@ -42,7 +42,7 @@ packages:
name: collection
url: "https://pub.dartlang.org"
source: hosted
version: "1.15.0"
version: "1.16.0"
cupertino_icons:
dependency: "direct main"
description:
@@ -56,7 +56,7 @@ packages:
name: fake_async
url: "https://pub.dartlang.org"
source: hosted
version: "1.2.0"
version: "1.3.0"
flutter:
dependency: "direct main"
description: flutter
@@ -68,7 +68,7 @@ packages:
name: flutter_lints
url: "https://pub.dartlang.org"
source: hosted
version: "1.0.4"
version: "2.0.1"
flutter_test:
dependency: "direct dev"
description: flutter
@@ -80,7 +80,7 @@ packages:
name: lints
url: "https://pub.dartlang.org"
source: hosted
version: "1.0.1"
version: "2.0.0"
matcher:
dependency: transitive
description:
@@ -94,7 +94,7 @@ packages:
name: material_color_utilities
url: "https://pub.dartlang.org"
source: hosted
version: "0.1.3"
version: "0.1.4"
meta:
dependency: transitive
description:
@@ -108,7 +108,7 @@ packages:
name: path
url: "https://pub.dartlang.org"
source: hosted
version: "1.8.0"
version: "1.8.1"
sky_engine:
dependency: transitive
description: flutter
@@ -120,7 +120,7 @@ packages:
name: source_span
url: "https://pub.dartlang.org"
source: hosted
version: "1.8.1"
version: "1.8.2"
stack_trace:
dependency: transitive
description:
@@ -155,20 +155,13 @@ packages:
name: test_api
url: "https://pub.dartlang.org"
source: hosted
version: "0.4.8"
typed_data:
dependency: transitive
description:
name: typed_data
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.0"
version: "0.4.9"
vector_math:
dependency: transitive
description:
name: vector_math
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.1"
version: "2.1.2"
sdks:
dart: ">=2.14.0 <3.0.0"
dart: ">=2.17.0-206.0.dev <3.0.0"

View File

@@ -4,7 +4,7 @@ description: A new Flutter project.
version: 1.0.0+1
environment:
sdk: ">=2.12.0 <3.0.0"
sdk: ">=2.17.0-0 <3.0.0"
dependencies:
flutter:
@@ -15,7 +15,7 @@ dependencies:
dev_dependencies:
flutter_test:
sdk: flutter
flutter_lints: ^1.0.0
flutter_lints: ^2.0.1
flutter:
uses-material-design: true

View File

@@ -20,7 +20,7 @@ void main() {
// and add the incoming message to the StreamController used by the EventChannel
// after decoding the message with codec used by the EventChannel.
void emitValues(ByteData? event) {
ServicesBinding.instance?.defaultBinaryMessenger.handlePlatformMessage(
ServicesBinding.instance.defaultBinaryMessenger.handlePlatformMessage(
'eventChannelDemo',
event,
(reply) {},
@@ -29,7 +29,7 @@ void main() {
// Register a mock for EventChannel. EventChannel under the hood uses
// MethodChannel to listen and cancel the created stream.
ServicesBinding.instance?.defaultBinaryMessenger
ServicesBinding.instance.defaultBinaryMessenger
.setMockMessageHandler('eventChannelDemo', (message) async {
// Decode the message into MethodCallHandler.
final methodCall = standardMethod.decodeMethodCall(message);
@@ -57,15 +57,15 @@ void main() {
// Check the values of axis. The value is rounded to 3 decimal places.
expect(
find.text('x axis: ' + sensorValues[0].toStringAsFixed(3)),
find.text('x axis: ${sensorValues[0].toStringAsFixed(3)}'),
findsOneWidget,
);
expect(
find.text('y axis: ' + sensorValues[1].toStringAsFixed(3)),
find.text('y axis: ${sensorValues[1].toStringAsFixed(3)}'),
findsOneWidget,
);
expect(
find.text('z axis: ' + sensorValues[2].toStringAsFixed(3)),
find.text('z axis: ${sensorValues[2].toStringAsFixed(3)}'),
findsOneWidget,
);
});