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60 lines
2.2 KiB
60 lines
2.2 KiB
6 years ago
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// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter_web/material.dart';
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import '../../gallery/demo.dart';
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const String _introText =
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'Tooltips are short identifying messages that briefly appear in response to '
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'a long press. Tooltip messages are also used by services that make Flutter '
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'apps accessible, like screen readers.';
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class TooltipDemo extends StatelessWidget {
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static const String routeName = '/material/tooltips';
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@override
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Widget build(BuildContext context) {
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final ThemeData theme = Theme.of(context);
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return Scaffold(
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appBar: AppBar(
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title: const Text('Tooltips'),
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actions: <Widget>[MaterialDemoDocumentationButton(routeName)],
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),
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body: Builder(builder: (BuildContext context) {
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return SafeArea(
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top: false,
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bottom: false,
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child: ListView(
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children: <Widget>[
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Text(_introText, style: theme.textTheme.subhead),
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Row(children: <Widget>[
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Text('Long press the ', style: theme.textTheme.subhead),
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Tooltip(
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message: 'call icon',
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child: Icon(Icons.call,
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size: 18.0, color: theme.iconTheme.color)),
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Text(' icon.', style: theme.textTheme.subhead)
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]),
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Center(
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child: IconButton(
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iconSize: 48.0,
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icon: const Icon(Icons.call),
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color: theme.iconTheme.color,
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tooltip: 'Place a phone call',
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onPressed: () {
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Scaffold.of(context).showSnackBar(const SnackBar(
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content: Text('That was an ordinary tap.')));
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}))
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].map<Widget>((Widget widget) {
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return Padding(
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padding:
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const EdgeInsets.only(top: 16.0, left: 16.0, right: 16.0),
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child: widget);
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}).toList()),
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);
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}));
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}
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}
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