Flutter AppBar 功能列

 

import 'package:flutter/material.dart';
import 'package:untitled/Constants.dart';

class detailpage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
          backgroundColor: appDarkGreyColor,
          centerTitle: true,
          title: Text("Title"),
          leading: IconButton(
            icon: Icon(Icons.menu),
            onPressed: () {
              //點擊後 開啟右側導航元件
              //_scaffoldKey.currentState!.openDrawer();
            },
          ),
      ),
      body: _detailpage(),
    );
  }
}

class _detailpage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Text("Detail Page");
  }
}