_scrollController.animateTo( _scrollController.position.minScrollExtent, // Use maxScrollExtent to scroll to the bottom duration: const Duration(milliseconds: 500), curve: Curves.fastLinearToSlowEaseIn ); Add Scroll to Top/Bottom Buttons In this tutorial, we are going to add two floating action ...
if (_scrollController.position.pixels == 0) { setState(() { _scale = 1.5; // 设置放大倍数 }); } else { setState(() { _scale = 1.0; // 恢复原始大小 }); } } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text('Scroll ...
onTap:_handleStatusBarTap,// iOS accessibility automatically adds scroll-to-top to the clock in the status barexcludeFromSemantics:true,),_ScaffoldSlot.statusBar,removeLeftPadding:false,removeTopPadding:true,removeRightPadding:false,removeBottomPadding:true,);break;caseTarget...
onTap: _handleStatusBarTap,// iOS accessibility automatically adds scroll-to-top to the clock in the status barexcludeFromSemantics:true, ), _ScaffoldSlot.statusBar, removeLeftPadding:false, removeTopPadding:true, removeRightPadding:false, removeBottomPadding:true, );break;caseTargetPlatform.android...
bool _isScrollTop = false; @override void initState() { // TODO: implement initState super.initState(); // 初始化ScrollController // 监听滚动 _scrollController.addListener(() { print('_scrollController.addListener: ${_scrollController.offset}'); ...
child: const Text(‘To Top’), onPressed: () async { SchedulerBinding.instance?.addPostFrameCallback((_) { _scrollController.animateTo( _scrollController.position.minScrollExtent, duration: const Duration(milliseconds: 1), curve: Curves.fastOutSlowIn); ...
flutter sdk 2.5.3,on ios,scrollbar contain textfield,scrollbar will move to top instead of origin right position when lose focus darshankawar added the in triage Presently being triaged by the triage team. label Feb 16, 2023 Member darshankawar commented Feb 16, 2023 @lly7690 The versio...
scrollToPage(data['index']); } }, child: AnimatedContainer( width: width, height: 1.38 * width, child: Center(child: Text(data['index'].toString())), duration: Duration(milliseconds: 500), curve: Curves.easeOutQuint, margin: EdgeInsets.only(top: top, bottom: bottom, right: margin),...
clientHeight = document.documentElement.clientHeight // 滚动条的长度...var scrollHeight = document.documentElement.scrollHeight // 当滚动过的距离+可视区的高度>=滚动条长度时,...= document.documentElement.scrollHeight // 当滚动过的距离+可视区的高度>=滚动条长度时,就相当于滚动到了底部 if (scrollTop...
Scaffold( appBar: ... body: SomeChild( CustomScrollView( primary:null, // default controller: null, //default slivers: [] ) ) ) firt time run, tap statusBar can't scroll to top, and func _handleStatusBarTap did not worked, reload & resta...