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我可以使用TabBar和TabBarView作为页面小部件吗?

如何解决《我可以使用TabBar和TabBarView作为页面小部件吗?》经验,为你挑选了1个好方法。

在我探索颤振框架的过程中,我遇到了一个问题,我不知道如何解决.我可以将TabBar与TabBarView结合使用作为其他小部件的子代吗?



1> Rainer Wittm..:

结果证明它有效.这是相关的代码段:

new Container(
  decoration: new BoxDecoration(color: Theme.of(context).primaryColor),
  child: new TabBar(
    controller: _controller,
    tabs: [
      new Tab(
        icon: const Icon(Icons.home),
        text: 'Address',
      ),
      new Tab(
        icon: const Icon(Icons.my_location),
        text: 'Location',
      ),
    ],
  ),
),
new Container(
  height: 80.0,
  child: new TabBarView(
    controller: _controller,
    children: [
      new Card(
        child: new ListTile(
          leading: const Icon(Icons.home),
          title: new TextField(
            decoration: const InputDecoration(hintText: 'Search for address...'),
          ),
        ),
      ),
      new Card(
        child: new ListTile(
          leading: const Icon(Icons.location_on),
          title: new Text('Latitude: 48.09342\nLongitude: 11.23403'),
          trailing: new IconButton(icon: const Icon(Icons.my_location), onPressed: () {}),
        ),
      ),
    ],
  ),
),

这是一个有效的例子:

截图

import 'package:flutter/material.dart';

void main() {
  runApp(new MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
      title: 'Flutter Demo',
      home: new MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  @override
  _MyHomePageState createState() => new _MyHomePageState();
}

class _MyHomePageState extends State with SingleTickerProviderStateMixin {
  TabController _controller;

  @override
  void initState() {
    super.initState();
    _controller = new TabController(length: 2, vsync: this);
  }

  @override
  Widget build(BuildContext context) {
    return new Scaffold(
      appBar: new AppBar(
        title: new Text('TestProject'),
      ),
      body: new ListView(
        children: [
          new Card(
            child: new ListTile(
              title: const Text('Some information'),
            ),
          ),
          new Container(
            decoration: new BoxDecoration(color: Theme.of(context).primaryColor),
            child: new TabBar(
              controller: _controller,
              tabs: [
                new Tab(
                  icon: const Icon(Icons.home),
                  text: 'Address',
                ),
                new Tab(
                  icon: const Icon(Icons.my_location),
                  text: 'Location',
                ),
              ],
            ),
          ),
          new Container(
            height: 80.0,
            child: new TabBarView(
              controller: _controller,
              children: [
                new Card(
                  child: new ListTile(
                    leading: const Icon(Icons.home),
                    title: new TextField(
                      decoration: const InputDecoration(hintText: 'Search for address...'),
                    ),
                  ),
                ),
                new Card(
                  child: new ListTile(
                    leading: const Icon(Icons.location_on),
                    title: new Text('Latitude: 48.09342\nLongitude: 11.23403'),
                    trailing: new IconButton(icon: const Icon(Icons.my_location), onPressed: () {}),
                  ),
                ),
              ],
            ),
          ),
          new Card(
            child: new ListTile(
              title: const Text('Some more information'),
            ),
          ),
          new RaisedButton(
            color: Theme.of(context).primaryColor,
            onPressed: () {},
            child: const Text(
              'Search for POIs',
              style: const TextStyle(color: Colors.white),
            ),
          ),
        ],
      ),
    );
  }
}


有没有办法在容器内使用tabbarview而不必设置特定的高度?我陷入了困境,因为我的tabbarviews中的孩子是高度可变的.
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