import 'package:flutter/material.dart';
void main() { runApp(MyApp());
}
class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: Home(), ); }
}
class Home extends StatefulWidget { @override State<StatefulWidget> createState() => HomeState();
}
class HomeState extends State<Home> with SingleTickerProviderStateMixin { AnimationController controller; Animation<Offset> offset; @override void initState() { super.initState(); controller = AnimationController(vsync: this, duration: Duration(seconds: 1)); offset = Tween<Offset>(begin: Offset.zero, end: Offset(0.0, 1.0)) .animate(controller); } @override Widget build(BuildContext context) { return Scaffold( body: Stack( children: <Widget>[ Center( child: RaisedButton( child: Text('Show / Hide'), onPressed: () { switch (controller.status) { case AnimationStatus.completed: controller.reverse(); break; case AnimationStatus.dismissed: controller.forward(); break; default: } }, ), ), Align( alignment: Alignment.bottomCenter, child: SlideTransition( position: offset, child: Padding( padding: EdgeInsets.all(50.0), child: CircularProgressIndicator(), ), ), ) ], ), ); }
}

double _currentSliderValue = 30.0;
Slider( min: 0, max: 100, value: _currentSliderValue, onChanged: (value) { setState(() { _currentSliderValue = value; }); }, ),

carousel_slider: ^4.0.0
import 'package:carousel_slider/carousel_slider.dart'; List imgList = [ 'https://picsum.photos/500/300?random=1', 'https://picsum.photos/500/300?random=2', 'https://picsum.photos/500/300?random=3', 'https://picsum.photos/500/300?random=4', 'https://picsum.photos/500/300?random=5', ]; CarouselSlider.builder( itemCount: imgList.length, itemBuilder: (context, index, realIndex) { print(index); return Container( // height: 200, child: Image.network(imgList[index]), ); }, options: CarouselOptions( enlargeCenterPage: true, autoPlay: true, ), ),

import 'package:flutter/material.dart';
class MySliderPage extends StatefulWidget { @override _MySliderPageState createState() => _MySliderPageState();
}
class _MySliderPageState extends State<MySliderPage> { double _sliderValue = 0; @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text('Slider Example'), ), body: Center( child: Column( mainAxisAlignment: MainAxisAlignment.center, children: [ Text( 'Slider Value: $_sliderValue', style: TextStyle(fontSize: 20), ), SizedBox(height: 20), Slider( value: _sliderValue, min: 0, max: 100, onChanged: (newValue) { setState(() { _sliderValue = newValue; }); }, ), ], ), ), ); }
}

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