Pertemuan 7 Guided

import 'package:flutter/material.dart';

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

class MyApp extends StatefulWidget {
  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  static const TEXT_STYLE_NORMAL = const TextStyle(
    color: Colors.black,fontSize: 18, fontWeight: FontWeight.normal
  );

  static const TEXT_STYLE_SELECTED = const TextStyle(
    color: Colors.black,fontSize: 18, fontWeight: FontWeight.bold
  );

  int _selectedIndex = 0;

  select(index){
    setState(() {
      _selectedIndex = index;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(title: Text("Latihan Listview"),),
        body: ListView(
          children: [
            ListTile(
              leading: Icon(Icons.accessibility),
              title: Text("Accessibility", style: _selectedIndex == 1 ? TEXT_STYLE_SELECTED : TEXT_STYLE_NORMAL),
              subtitle: Text("Accessibility Settings"),
              trailing: Icon(Icons.settings),
              onTap: ()=> select(1) ,
            ),
            ListTile(
              leading: Icon(Icons.history),
              title: Text("History", style: _selectedIndex == 2 ? TEXT_STYLE_SELECTED : TEXT_STYLE_NORMAL),
              subtitle: Text("History Setting"),
              trailing: Icon(Icons.settings),
              onTap: ()=> select(2) ,
            ),
            ListTile(
              leading: Icon(Icons.language),
              title: Text("Language", style: _selectedIndex == 3 ? TEXT_STYLE_SELECTED : TEXT_STYLE_NORMAL),
              subtitle: Text("Language Setting"),
              trailing: Icon(Icons.settings),
              onTap: ()=> select(3) ,
            ),
          ],
        ),
      ),

    );
  }
}