flutter_zoom_drawer 3.2.0

A Flutter package with custom implementation of the Side Menu (Drawer)

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_zoom_drawer/flutter_zoom_drawer.dart';

// void main() {
//   runApp(const MyApp());
// }
//
// final ZoomDrawerController z = ZoomDrawerController();
//
// class MyApp extends StatelessWidget {
//   const MyApp({Key? key}) : super(key: key);
//
//   @override
//   Widget build(BuildContext context) {
//     return MaterialApp(
//       title: 'Flutter Demo',
//       theme: ThemeData(
//         primarySwatch: Colors.blue,
//       ),
//       home: const HomePage(),
//     );
//   }
// }
//
// class HomePage extends StatelessWidget {
//   const HomePage({Key? key}) : super(key: key);
//
//   @override
//   Widget build(BuildContext context) {
//     return ZoomDrawer(
//       controller: z,
//       borderRadius: 24,
//       style: DrawerStyle.style3,
//       showShadow: true,
//       openCurve: Curves.fastOutSlowIn,
//       slideWidth: MediaQuery.of(context).size.width * 0.65,
//       duration: const Duration(milliseconds: 500),
//       angle: 0.0,
//       mainScreen: const MainScreen(),
//       menuScreen: const MenuScreen(),
//     );
//   }
// }
//
// class MainScreen extends StatefulWidget {
//   const MainScreen({
//     Key? key,
//   }) : super(key: key);
//
//   @override
//   State<MainScreen> createState() => _MainScreenState();
// }
//
// class _MainScreenState extends State<MainScreen> {
//   int _counter = 0;
//   final _tween = Tween(begin: const Duration(hours: 1), end: Duration.zero,);
//
//   Future<void> addShared() async {
//     // Obtain shared preferences.
//     final prefs = await SharedPreferences.getInstance();
//     await prefs.setInt('counter', _counter);
//     setState(() {});
//   }
//
//   Future<int> getValue() async {
//     // Obtain shared preferences.
//     final prefs = await SharedPreferences.getInstance();
//     return prefs.getInt('counter') ?? 0;
//   }
//
//   void _incrementCounter() {
//     _counter++;
//     addShared();
//   }
//
//   @override
//   Widget build(BuildContext context) {
//     return Scaffold(
//       backgroundColor: Colors.white.withOpacity(0.9),
//       appBar: AppBar(
//         title: Text("Test App"),
//         leading: IconButton(
//           icon: const Icon(Icons.menu),
//           onPressed: () {
//             z.toggle!();
//           },
//         ),
//       ),
//       body: Center(
//         child: Column(
//           mainAxisAlignment: MainAxisAlignment.center,
//           children: <Widget>[
//             const Text(
//               'You have pushed the button this many times:',
//             ),
//             TweenAnimationBuilder<Duration>(
//               duration: const Duration(hours: 1),
//               tween: _tween,
//               builder: (_, Duration value, __) => Text(value.toString()),
//             ),
//             FutureBuilder(
//               future: getValue(),
//               builder: (context, snapshot) {
//                 if (snapshot.hasData) {
//                   return Text(
//                     snapshot.data.toString(),
//                     style: Theme.of(context).textTheme.headline4,
//                   );
//                 }
//                 return const Text('noData');
//               },
//             ),
//           ],
//         ),
//       ),
//       floatingActionButton: FloatingActionButton(
//         onPressed: _incrementCounter,
//         tooltip: 'Increment',
//         child: const Icon(Icons.add),
//       ),
//     );
//   }
// }
//
// class MenuScreen extends StatelessWidget {
//   const MenuScreen({Key? key}) : super(key: key);
//
//   @override
//   Widget build(BuildContext context) {
//     return Theme(
//       data: ThemeData.dark(),
//       child: const Scaffold(
//         backgroundColor: Colors.indigo,
//         body: Padding(
//           padding: EdgeInsets.only(left: 25),
//           child: Center(
//             child: Text(
//               'kkkk',
//             ),
//           ),
//         ),
//       ),
//     );
//   }
// }

/*
* ---------------------------------------------------------
* */

// void main() async {
//   WidgetsFlutterBinding.ensureInitialized();
//   await EasyLocalization.ensureInitialized();
//
//   runApp(
//     EasyLocalization(
//       child: MyApp(),
//       path: 'assets/langs',
//       supportedLocales: MyApp.list,
//       saveLocale: true,
//       useOnlyLangCode: true,
//     ),
//   );
// }
//
// class MyApp extends StatelessWidget {
//   static const list = [
//     Locale('en'),
//     Locale('ar'),
//   ];
//
//   @override
//   Widget build(BuildContext context) {
//     return MaterialApp(
//       title: 'Flutter Zoom Drawer Demo',
//       onGenerateTitle: (context) => tr("app_name"),
//       debugShowCheckedModeBanner: false,
//       localizationsDelegates: context.localizationDelegates,
//       supportedLocales: context.supportedLocales,
//       locale: context.locale,
//       theme: ThemeData(
//         primarySwatch: Colors.blue,
//         accentColor: Colors.orange,
//       ),
//       home: ChangeNotifierProvider(
//         create: (_) => MenuProvider(),
//         child: HomeScreen(),
//       ),
//     );
//   }
// }

/*
* ---------------------------------------------------------
* */

void main() {
  WidgetsFlutterBinding.ensureInitialized();
  SystemChrome.setSystemUIOverlayStyle(
    const SystemUiOverlayStyle(
      statusBarColor: Colors.transparent,
      statusBarIconBrightness: Brightness.dark,
    ),
  );
  runApp(const MyApp());
}

const Color p = Color(0xff416d69);

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Corona Out',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        primaryColor: p,
      ),
      home: const Zoom(),
    );
  }
}

final ZoomDrawerController z = ZoomDrawerController();

class Zoom extends StatefulWidget {
  const Zoom({Key? key}) : super(key: key);

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

class _ZoomState extends State<Zoom> {
  @override
  Widget build(BuildContext context) {
    return ZoomDrawer(
      controller: z,
      borderRadius: 50,
      // showShadow: true,
      openCurve: Curves.fastOutSlowIn,
      slideWidth: MediaQuery.of(context).size.width * 0.65,
      duration: const Duration(milliseconds: 500),
      menuScreenTapClose: true,
      // angle: 0.0,
      menuBackgroundColor: Colors.blue,
      mainScreen: const Body(),
      // moveMenuScreen: false,
      menuScreen: Scaffold(
        backgroundColor: Colors.white,
        body: Center(
          child: InkWell(
            onTap: () {
              final navigator = Navigator.of(
                context,
              );
              z.close?.call()?.then(
                    (value) => navigator.push(
                      MaterialPageRoute(
                        builder: (_) => TestPage(),
                      ),
                    ),
                  );
            },
            child: Text(
              "Push Page",
              style: TextStyle(fontSize: 24.0, color: Colors.black),
            ),
          ),
        ),
      ),
    );
    return ZoomDrawer(
      controller: z,
      borderRadius: 24,
      // showShadow: true,
      openCurve: Curves.fastOutSlowIn,
      slideWidth: MediaQuery.of(context).size.width * 0.65,
      duration: const Duration(milliseconds: 500),
      // angle: 0.0,
      menuBackgroundColor: Colors.blue,
      mainScreen: const Body(),
      moveMenuScreen: false,
      menuScreen: Scaffold(
        backgroundColor: Colors.white,
        body: Center(
          child: InkWell(
            onTap: () {
              final navigator = Navigator.of(
                context,
              );
              z.close?.call()?.then(
                    (value) => navigator.push(
                      MaterialPageRoute(
                        builder: (_) => TestPage(),
                      ),
                    ),
                  );
            },
            child: Text(
              "Push Page",
              style: TextStyle(fontSize: 24.0, color: Colors.black),
            ),
          ),
        ),
      ),
    );
  }
}

class Body extends StatefulWidget {
  const Body({Key? key}) : super(key: key);

  @override
  State<Body> createState() => _BodyState();
}

class _BodyState extends State<Body> with SingleTickerProviderStateMixin {
  late AnimationController controller = AnimationController(
    vsync: this,
    duration: const Duration(milliseconds: 100),
    value: -1.0,
  );

  @override
  void dispose() {
    controller.dispose();
    super.dispose();
  }

  bool get isPanelVisible {
    final AnimationStatus status = controller.status;
    return status == AnimationStatus.completed ||
        status == AnimationStatus.forward;
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      floatingActionButton: FloatingActionButton(
        onPressed: () {
          z.stateNotifier?.addListener(() {
            print("========> State: ${z.stateNotifier?.value}");
          });
          controller.fling(velocity: isPanelVisible ? -1.0 : 1.0);
        },
        child: AnimatedIcon(
          icon: AnimatedIcons.close_menu,
          progress: controller.view,
        ),
      ),
      body: TwoPanels(
        controller: controller,
      ),
    );
  }
}

class TwoPanels extends StatefulWidget {
  final AnimationController controller;

  const TwoPanels({Key? key, required this.controller}) : super(key: key);

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

class _TwoPanelsState extends State<TwoPanels> with TickerProviderStateMixin {
  static const _headerHeight = 32.0;
  late TabController tabController = TabController(length: 3, vsync: this);
  late final AnimationController _controller = AnimationController(
    duration: const Duration(seconds: 2),
    vsync: this,
  )..addListener(() {
      print("SlideValue: ${_controller.value} - ${_controller.status}");
    });
  late final Animation<Offset> _offsetAnimation = Tween<Offset>(
    begin: Offset.zero,
    end: const Offset(1.5, 0.0),
  ).animate(CurvedAnimation(
    parent: _controller,
    curve: Curves.elasticIn,
  ));

  Animation<RelativeRect> getPanelAnimation(BoxConstraints constraints) {
    final _height = constraints.biggest.height;
    final _backPanelHeight = _height - _headerHeight;
    const _frontPanelHeight = -_headerHeight;

    return RelativeRectTween(
      begin: RelativeRect.fromLTRB(
        0.0,
        _backPanelHeight,
        0.0,
        _frontPanelHeight,
      ),
      end: const RelativeRect.fromLTRB(0.0, 100, 0.0, 0.0),
    ).animate(
      CurvedAnimation(parent: widget.controller, curve: Curves.linear),
    );
  }

  @override
  void dispose() {
    _controller.dispose();
    tabController.dispose();
    super.dispose();
  }

  Widget bothPanels(BuildContext context, BoxConstraints constraints) {
    final ThemeData theme = Theme.of(context);
    return Stack(
      children: <Widget>[
        Scaffold(
          appBar: AppBar(
            title: const Text("Backdrop"),
            elevation: 0.0,
            leading: IconButton(
              icon: const Icon(Icons.menu),
              onPressed: () {
                z.toggle!();
              },
            ),
            bottom: TabBar(
              controller: tabController,
              tabs: const [
                Tab(
                  //icon: Icon(Icons.home_filled),
                  text: 'lll',
                ),
                Tab(
                  icon: Icon(Icons.home_filled),
                  //text: 'lll',
                ),
                Tab(
                  icon: Icon(Icons.home_filled),
                  text: 'lll',
                )
              ],
            ),
          ),
          body: TabBarView(
            controller: tabController,
            children: [
              Container(
                color: theme.primaryColor,
                child: const Center(
                  child: Text(
                    "Back Panel",
                    style: TextStyle(fontSize: 24.0, color: Colors.white),
                  ),
                ),
              ),
              Container(
                color: Colors.pink,
                child: Center(
                  child: Column(
                    mainAxisSize: MainAxisSize.min,
                    children: [
                      Text(
                        "Back Panel",
                        style: TextStyle(fontSize: 24.0, color: Colors.white),
                      ),
                      const SizedBox(
                        height: 16,
                      ),
                      TextButton(
                        onPressed: () {
                          if (_controller.status == AnimationStatus.completed) {
                            _controller.reverse();
                          } else {
                            _controller.forward();
                          }

                          Navigator.push(
                            context,
                            MaterialPageRoute(
                              builder: (_) => TestPage(),
                            ),
                          );
                        },
                        child: Text("Push"),
                      ),
                      const SizedBox(
                        height: 16,
                      ),
                      SlideTransition(
                        position: _offsetAnimation,
                        child: const Padding(
                          padding: EdgeInsets.all(8.0),
                          child: FlutterLogo(size: 150.0),
                        ),
                      ),
                    ],
                  ),
                ),
              ),
              Container(
                color: Colors.brown,
                child: const Center(
                  child: Text(
                    "Back Panel",
                    style: TextStyle(fontSize: 24.0, color: Colors.white),
                  ),
                ),
              )
            ],
          ),
        ),
        PositionedTransition(
          rect: getPanelAnimation(constraints),
          child: Material(
            elevation: 12.0,
            borderRadius: const BorderRadius.only(
              topLeft: Radius.circular(16.0),
              topRight: Radius.circular(16.0),
            ),
            child: Column(
              children: <Widget>[
                SizedBox(
                  height: _headerHeight,
                  child: Center(
                    child: Text(
                      "Shop Here",
                      style: Theme.of(context).textTheme.labelLarge,
                    ),
                  ),
                ),
                const Expanded(
                  child: Center(
                    child: Text(
                      "Front Panel",
                      style: TextStyle(fontSize: 24.0, color: Colors.black),
                    ),
                  ),
                )
              ],
            ),
          ),
        )
      ],
    );
  }

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(
      builder: bothPanels,
    );
  }
}

class TestPage extends StatelessWidget {
  const TestPage({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(),
      body: Center(
        child: Text("Test Page !"),
      ),
    );
  }
}

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