Animated Click Drawer In Flutter:
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Home.dart
import 'package:flutter/cupertino.dart'; import 'package:flutter/material.dart'; class HomeScreen extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( debugShowCheckedModeBanner: false, home: Home(), ); } } class Home extends StatefulWidget { @override _HomeState createState() => _HomeState(); } class _HomeState extends State<Home> with SingleTickerProviderStateMixin { bool isClicked = false; AnimationController _controller; Animation<double> _open_drawer; Animation<double> _open_icon; int vab = 0; _changeState() { if (isClicked) { isClicked = false; _controller.reverse(); } else { _controller.forward(); isClicked = true; } } @override void initState() { super.initState(); _controller = AnimationController(duration: Duration(milliseconds: 500), vsync: this); _open_drawer = new Tween<double>(begin: 0.0, end: 100).animate(_controller); _open_icon = new Tween<double>(begin: 100, end: 10).animate(_controller); } @override Widget build(BuildContext context) { return AnimatedBuilder( animation: _controller, builder: (BuildContext buildercontext, Widget child) { return SafeArea( child: Scaffold( backgroundColor: Color(0xFFEFF3F5), body: Stack(children: <Widget>[ drawer(), Transform( transform: Matrix4.translationValues( _open_drawer.value, 0.0, 0.0), child: home()), ]))); }); } Widget drawer() { return Padding( padding: const EdgeInsets.only(left: 30.0), child: Column( mainAxisAlignment: MainAxisAlignment.center, crossAxisAlignment: CrossAxisAlignment.center, children: <Widget>[ InkWell( onTap: () {}, child: Container( height: 40, width: 40, decoration: BoxDecoration( color: Colors.white, shape: BoxShape.circle, boxShadow: [ BoxShadow( color: Colors.grey, blurRadius: 5.0, ), ], border: Border.all(color: Colors.black, width: 1)), child: Icon( Icons.perm_identity, size: 30, ), ), ), SizedBox( height: _open_icon.value, ), InkWell( onTap: () { //favourite }, child: Container( height: 40, width: 40, decoration: BoxDecoration( color: Colors.white, shape: BoxShape.circle, boxShadow: [ BoxShadow( color: Colors.grey, blurRadius: 5.0, ), ], border: Border.all(color: Colors.black, width: 1)), child: InkWell( onTap: () { /* Navigator.push( context, MaterialPageRoute( builder: (context) => Favourite()));*/ }, child: Icon( Icons.favorite_border, size: 30, )))), SizedBox( height: _open_icon.value, ), Container( height: 40, width: 40, decoration: BoxDecoration( color: Colors.white, shape: BoxShape.circle, boxShadow: [ BoxShadow( color: Colors.grey, blurRadius: 5.0, ) ], border: Border.all(color: Colors.black, width: 1)), child: Icon(Icons.info)), SizedBox( height: _open_icon.value, ), Container( height: 40, width: 40, decoration: BoxDecoration( color: Colors.white, shape: BoxShape.circle, boxShadow: [ BoxShadow( color: Colors.grey, blurRadius: 5.0, ), ], border: Border.all(color: Colors.black, width: 1)), child: Padding( padding: const EdgeInsets.all(10.0), child: Image( image: AssetImage( 'img/logout.png', )))) ])); } Widget home() { return Container( width: MediaQuery.of(context).size.width, height: MediaQuery.of(context).size.height, child: new Scaffold( backgroundColor: Color(0xFFEFF3F5), appBar: AppBar( elevation: 0.0, backgroundColor: Colors.transparent, leading: InkWell( onTap: () { _changeState(); }, child: Icon( isClicked ? Icons.close : Icons.menu, color: Colors.black54, ), ), title: Text( "Flutter", textAlign: TextAlign.center, style: TextStyle(color: Colors.black54, fontSize: 19), )), body: Container( margin: EdgeInsets.all(10), child: (Text('Flutter Tutorial'))))); } }
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