MaterialState
sample.packages.flutter.lib.src.material.material_state.204.
This example defines a mouse cursor that resolves to [SystemMouseCursors.forbidden] when its widget is disabled.
import 'package:flutter/material.dart';
void main() => runApp(const MyApp());
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
static const String _title = 'Flutter Code Sample';
@override
Widget build(BuildContext context) {
return MaterialApp(
title: _title,
home: Scaffold(
appBar: AppBar(title: const Text(_title)),
body: const Center(
child: MyStatelessWidget(),
),
),
);
}
}
class ListTileCursor extends MaterialStateMouseCursor {
@override
MouseCursor resolve(Set states) {
if (states.contains(MaterialState.disabled)) {
return SystemMouseCursors.forbidden;
}
return SystemMouseCursors.click;
}
@override
String get debugDescription => 'ListTileCursor()';
}
class MyStatelessWidget extends StatelessWidget {
const MyStatelessWidget({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return ListTile(
title: const Text('Disabled ListTile'),
enabled: false,
mouseCursor: ListTileCursor(),
);
}
}
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