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samples/platform_design/lib/settings_tab.dart

114 lines
3.3 KiB

// Copyright 2020 The Flutter team. 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/cupertino.dart';
import 'package:flutter/material.dart';
import 'widgets.dart';
class SettingsTab extends StatefulWidget {
static const title = 'Settings';
static const androidIcon = Icon(Icons.settings);
static const iosIcon = Icon(CupertinoIcons.gear);
@override
_SettingsTabState createState() => _SettingsTabState();
}
class _SettingsTabState extends State<SettingsTab> {
var switch1 = false;
var switch2 = true;
var switch3 = true;
var switch4 = true;
var switch5 = true;
var switch6 = false;
var switch7 = true;
Widget _buildList() {
return ListView(
children: [
const Padding(padding: EdgeInsets.only(top: 24)),
ListTile(
title: const Text('Send me marketing emails'),
// The Material switch has a platform adaptive constructor.
trailing: Switch.adaptive(
value: switch1,
onChanged: (value) => setState(() => switch1 = value),
),
),
ListTile(
title: const Text('Enable notifications'),
trailing: Switch.adaptive(
value: switch2,
onChanged: (value) => setState(() => switch2 = value),
),
),
ListTile(
title: const Text('Remind me to rate this app'),
trailing: Switch.adaptive(
value: switch3,
onChanged: (value) => setState(() => switch3 = value),
),
),
ListTile(
title: const Text('Background song refresh'),
trailing: Switch.adaptive(
value: switch4,
onChanged: (value) => setState(() => switch4 = value),
),
),
ListTile(
title: const Text('Recommend me songs based on my location'),
trailing: Switch.adaptive(
value: switch5,
onChanged: (value) => setState(() => switch5 = value),
),
),
ListTile(
title: const Text('Auto-transition playback to cast devices'),
trailing: Switch.adaptive(
value: switch6,
onChanged: (value) => setState(() => switch6 = value),
),
),
ListTile(
title: const Text('Find friends from my contact list'),
trailing: Switch.adaptive(
value: switch7,
onChanged: (value) => setState(() => switch7 = value),
),
),
],
);
}
// ===========================================================================
// Non-shared code below because this tab uses different scaffolds.
// ===========================================================================
Widget _buildAndroid(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text(SettingsTab.title),
),
body: _buildList(),
);
}
Widget _buildIos(BuildContext context) {
return CupertinoPageScaffold(
navigationBar: const CupertinoNavigationBar(),
child: _buildList(),
);
}
@override
Widget build(context) {
return PlatformWidget(
androidBuilder: _buildAndroid,
iosBuilder: _buildIos,
);
}
}