tabbarview without searchbar

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';

class ListUser extends StatefulWidget {

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

class _ListUser extends State<ListUser> {

  @override
  Widget build(BuildContext context) {
    return DefaultTabController(
      length: 9,
      child: Scaffold(
        appBar: AppBar(
          bottom: const TabBar(
              isScrollable: true,
              tabs: [
                Tab(
                  text: 'Semua',
                ),
                Tab(
                  text: 'Project Manager',
                ),
                Tab(
                  text: 'Project Director',
                ),
                Tab(
                  text: 'Manager',
                ),
                Tab(
                  text: 'Officer 1',
                ),
                Tab(
                  text: 'Officer 2',
                ),
                Tab(
                  text: 'Officer 1',
                ),
                Tab(
                  text: 'Officer 2',
                ),
                Tab(
                  text: 'Officer 1',
                )
              ]),
        ),
        body: TabBarView(
          children: [
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  Card(
                    margin: EdgeInsets.all(13.0),
                    elevation: 10,
                    child: Row(
                      children: <Widget>[
                        Padding(
                          padding: EdgeInsets.all(13.0),
                          child: GestureDetector(
                            onTap: () {

                            },
                            child: Container(
                              width: 46.0,
                              height: 46.0,
                              decoration: BoxDecoration(
                                  color: Colors.white,
                                  borderRadius:
                                  BorderRadius.all(Radius.circular(75.0)),
                                  boxShadow: [
                                    BoxShadow(blurRadius: 7.0, color: Colors.black)
                                  ]),
                            ),
                          ),
                        ),
                        GestureDetector(
                          onTap: () {
                            showDialog<void>(
                              context: context,
                              barrierDismissible: false,
                              builder: (BuildContext conext) {
                                return AlertDialog(
                                  title: Text('Not in stock'),
                                  content:
                                  const Text('This item is no longer available'),
                                  actions: <Widget>[
                                    FlatButton(
                                      child: Text('Ok'),
                                      onPressed: () {
                                        Navigator.of(context).pop();
                                      },
                                    ),
                                  ],
                                );
                              },
                            );
                          },
                          child: Container(
                              padding: EdgeInsets.all(30.0),
                              child: Chip(
                                label: Text('Angela Smith'),
                              )),
                        ),
                      ],
                    ),
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
            Container(
              color: Colors.white,
              child: Column(
                children: [
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  const Expanded(
                      child: ListTile(
                        leading: CircleAvatar(),
                        title: Text('Angela Smith'),
                        subtitle: Text('Project Manager'),
                        trailing: Icon(Icons.more_vert),
                      )
                  ),
                  ElevatedButton(
                      onPressed: () {},
                      child: Text('+ Tambah Pengguna Baru')
                  )
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }
  //
}