使用TextButton 代码语言:javascript 复制 import'package:flutter/material.dart';voidmain(){runApp(MyApp());}classMyAppextendsStatelessWidget{@override Widgetbuild(BuildContext context){returnMaterialApp(home:Scaffold(appBar:AppBar(title:Text('TextButton with Icon and Text'),),body:Center(child:TextButt...
child:ButtonTheme(textTheme:ButtonTextTheme.normal,minWidth:88.0,height:36.0,child:newColumn(crossAxisAlignment:CrossAxisAlignment.center,children:<Widget>[RaisedButton(child:Text("RaisedButton"),onPressed:()=>{},), Button的Disable状态是由OnPressed事件是否为Null来判断的。 Flutter本身提供很多种Button。
Flutter 里有多种 Button 按钮组件: ElevatedButton : "漂浮"按钮 TextButton :文本按钮 OutlinedButton :线框按钮 IconButton :图标按钮 ButtonBar :按钮组 FloatingActionButton :浮动按钮 属性 按钮(Button)有以下常用属性: onPressed :必填参数,按下按钮时触发的回调,接收一个方法,传 null 表示按钮禁用,会显示禁...
IconTextButton是一个图文按钮,Flutter的RaisedButton按钮RaisedButton.icon()按钮只能实现左图右文字 IconTextButton.icon()可以实现四种样式: 图在上文字在下,图在下文字在上,图在左文字在右,图在右文字在左 使用也很简单,其它属性设置和RaisedButton.icon()一样, 只需要设置属性iconTextAlignment,它是一个枚举值...
FlatButton :扁平化的按钮,继承自MaterialButton OutlineButton :带边框的按钮,继承自MaterialButton IconButton :图标按钮,继承自StatelessWidget 我们先来看看MaterialButton中的属性,可以看到能设置的属性还是很多的。constMaterialButton({ Key key, @requiredthis.onPressed,this.onHighlightChanged,this.textTheme,this....
Flutter有很多的基础Widget,其中IconButton很常用,还有 PopupButton, 这里扩展的这个 AppBarButton 是将两者融合一起,用起来更方便了。 import 'package:flutter/material.dart'; class AppBarButton<T>extends StatelessWidget { final Widget child; final Color color, focusColor; ...
在Flutter中,在appBar中单击iconButton出现错误的原因可能有多种。以下是一些可能的原因和解决方法: 1. 未定义点击事件:检查是否在iconButton上定义了onPressed...
IconButton:带图标按钮 按钮测试页dart: import 'package:flutter/material.dart'; class ButtonPage extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text("Button Page"), ), body: Column( ...
IconButton( icon: Icon(Icons.volume_up), tooltip: 'Increase volume by 10', onPressed: () { setState(() { _volume += 10; }); }, ), Text('Volume : $_volume') ], ), ), ); } 1. 2. 3. 4. 5. 6. 7. 8. 9.
Or I was wrong from the beginning to use FlatButton to create a flat button with a background? Member TahaTesser commented Jan 25, 2021 • edited Hi @Leffe108 This is due to the icon's height, it's higher than the default text height. If you set custom icon height it matches th...