tooltip.2.dart 1.25 KB
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// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'package:flutter/material.dart';

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/// Flutter code sample for [Tooltip].
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void main() => runApp(const TooltipExampleApp());
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class TooltipExampleApp extends StatelessWidget {
  const TooltipExampleApp({super.key});
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  @override
  Widget build(BuildContext context) {
    return MaterialApp(
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      theme: ThemeData(tooltipTheme: const TooltipThemeData(preferBelow: false)),
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      home: Scaffold(
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        appBar: AppBar(title: const Text('Tooltip Sample')),
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        body: const Center(
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          child: TooltipSample(),
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        ),
      ),
    );
  }
}

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class TooltipSample extends StatelessWidget {
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  const TooltipSample({super.key});
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  @override
  Widget build(BuildContext context) {
    return const Tooltip(
      richMessage: TextSpan(
        text: 'I am a rich tooltip. ',
        style: TextStyle(color: Colors.red),
        children: <InlineSpan>[
          TextSpan(
            text: 'I am another span of this rich tooltip',
            style: TextStyle(fontWeight: FontWeight.bold),
          ),
        ],
      ),
      child: Text('Tap this text and hold down to show a tooltip.'),
    );
  }
}