(package:flutter/src/widgets/framework.dart:3702:5) I/flutter ( 3819): #14 Element.updateChild (package:flutter/src/widgets/framework.dart:2699:15) I/flutter ( 3819): #15 ComponentElement.performRebuild (package
现在,我们可以在Flutter应用的UI中使用这个自定义的LinearProgressIndicator了。 dart import 'package:flutter/material.dart'; import 'custom_linear_progress_indicator.dart'; void main() { runApp(MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return Mater...
参见模板代码你可以试试我的库（capped_progress_indicator），它可以做你想做的事情，和Flutter最初的L...
dart Flutter LinearProgressIndicator()问题删除线性进度指示器前的Const关键字。因为BorderRadius.circular调...
constLinearProgressIndicator({Key key,double value,//具体进度值Color backgroundColor,//背景色Animation<Color>valueColor,//进度条指示器的颜色值this.minHeight,//最小高度String semanticsLabel,String semanticsValue,}):assert(minHeight==null||minHeight>0),super(key:key,value:value,backgroundColor:back...
Animation<Color> valueColor,//进度条指示器的颜色值 this.minHeight,//最小高度 String semanticsLabel, String semanticsValue, }) : assert(minHeight == null || minHeight > 0), super( key: key, value: value, backgroundColor: backgroundColor, ...
flutter LinearPercentIndicator在每次更改百分比值时重置动画转换成线性百分比指示器。是这样的：