JXZS_TaskService/taskservice/lib/main.dart

import 'package:flutter/material.dart';
import 'package:taskservice/Common/JXColors.dart';

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

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'JXZS',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to Colors.green and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or simply save your changes to "hot reload" in a Flutter IDE).
        // Notice that the counter didn't reset back to zero; the application
        // is not restarted.
        primarySwatch: Colors.blue,
        // This makes the visual density adapt to the platform that you ru
        // the app on. For desktop platforms, the controls will be smaller and
        // closer together (more dense) than on mobile platforms.
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: '吉祥之舍'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      // This call to setState tells the Flutter framework that something has
      // changed in this State, which causes it to rerun the build method below
      // so that the display can reflect the updated values. If we changed
      // _counter without calling setState(), then the build method would not be
      // called again, and so nothing would appear to happen.
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    // This method is rerun every time setState is called, for instance as done
    // by the _incrementCounter method above.
    //
    // The Flutter framework has been optimized to make rerunning build methods
    // fast, so that you can just rebuild anything that needs updating rather
    // than having to individually change instances of widgets.
    return Scaffold(
      appBar: AppBar(
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: Text(widget.title),
      ),
      body: SafeArea(
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child: Column(
          // Column is also a layout widget. It takes a list of children and
          // arranges them vertically. By default, it sizes itself to fit its
          // children horizontally, and tries to be as tall as its parent.
          //
          // Invoke "debug painting" (press "p" in the console, choose the
          // "Toggle Debug Paint" action from the Flutter Inspector in Android
          // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
          // to see the wireframe for each widget.
          //
          // Column has various properties to control how it sizes itself and
          // how it positions its children. Here we use mainAxisAlignment to
          // center the children vertically; the main axis here is the vertical
          // axis because Columns are vertical (the cross axis would be
          // horizontal).
          mainAxisAlignment: MainAxisAlignment.start,
          children: <Widget>[
            Container(
              color: JXColors.kF0F0F0,
              alignment: Alignment.center,
              padding: EdgeInsets.fromLTRB(12.0, 4.0, 12.0, 4.0),
              height: 50.0,
              child: Row(children: <Widget>[
                Container(
                  width: 44.0,
                  child: Icon(
                    Icons.search,
                    size: 30.0,
                  )
                ),
                Expanded(
                  child: TextField(
                    obscureText: true,
                    cursorColor: JXColors.k1F2529,
                    decoration: InputDecoration(
                      border: OutlineInputBorder(),
                      labelText: 'Password',
                    ),
                  ),
                ),
              ]
              )
            ),
            Expanded(
              flex: 1,
              child: Container(
                color: Colors.blue,
              )
            ),
            Container(
              color: Colors.red,
              height: 44.0,
              child: Row(children: <Widget>[
                Expanded(
                  child: FlatButton(
                    onPressed: (){
                      print('新建会员');
                    },
                    padding: EdgeInsets.all(0),
                    color: JXColors.kFFFFFF,
                    textColor: JXColors.k1F2529,
                    child: const Text('新建会员', style: TextStyle(fontSize: 14)),
                  ),
                ),
                Expanded(
                  child: FlatButton(
                    onPressed: (){
                      print('会员列表');
                    },
                    padding: EdgeInsets.all(0),
                    color: JXColors.k1F2529,
                    textColor: JXColors.kFFFFFF,
                    child: const Text('会员列表', style: TextStyle(fontSize: 14)),
                  ),
                ),
              ],
              ),
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: Icon(Icons.add),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}