TextButton( onPressed: () {}, child: const Text('Gradient'), style: TextButton.styleFrom( padding: const EdgeInsets.all(16.0), primary: Colors.white, textStyle: const TextStyle(fontSize: 20), ), ), ], ), ) ], ), ); } } 注意渐变按钮的实现,使用了Stack。
// 高亮变化的回调this.textStyle,// 文字属性this.fillColor,// 填充颜色this.highlightColor,// 背景高亮颜色this.splashColor,// 水波纹颜色this.elevation=2.0,// 阴影this.highlightElevation=8.0,// 高亮时阴影this.disabledElevation=0.0,// 不可点击时阴影this.padding=EdgeInsets.zero,// 内容周围边距t...
yellow), //设置阴影 不适用于这里的TextButton elevation: MaterialStateProperty.all(0), //设置按钮内边距 padding: MaterialStateProperty.all(EdgeInsets.all(10)), //设置按钮的大小 minimumSize: MaterialStateProperty.all(Size(200, 100)), //设置边框 side: MaterialStateProperty.all(BorderSide(color:...
//按钮的样式(文字颜色、按钮的最小大小,内边距以及shape)[ Used with [ButtonTheme] and [ButtonThemeData] to define a button's base//colors, and the defaults for the button's minimum size, internal padding,and shape.]ButtonTextTheme textTheme,//文字颜色Color...
padding :内边距 shape :设置按钮的形状 1. ElevatedButton ElevatedButton 即"漂浮"按钮,它默认带有阴影和灰色背景。按下后,阴影会变大。 代码 import'package:flutter/material.dart'; voidmain() { runApp(constMyApp()); } classMyAppextendsStatelessWidget{ ...
//设置阴影 不适用于这里的TextButton elevation: MaterialStateProperty.all(0), //设置按钮内边距 padding: MaterialStateProperty.all(EdgeInsets.all(10)), //设置按钮的大小 minimumSize: MaterialStateProperty.all(Size(200, 100)), //设置边框
AppBar(title属性,Text组件; action:动作响应;!!! titleSpacing:标题文字间距; toolbarOpacity:标题透明度;) floatingActionButtonLocation floatingActionButton 实例1: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 @override Widget build(BuildContext context) { return new Scaffold( appBar: new App...
Do not hold on to stale canvas reference in _RenderSegmentedButton by @dnfield in #136658 Add docs to SchedulerBinding by @tvolkert in #136433 Removed TBD translations for optional remainingTextFieldCharacterCounZero message by @HansMuller in #136684 Revert "[SingleChildScrollView] Correct the ...
child: ListView(// padding: EdgeInsets.zero,children: [ ], ), ) scaffold 的组成 简单看下关键源码 classScaffold{@overrideWidget build(BuildContext context) {//获取 context 组件finalMediaQueryData mediaQuery = MediaQuery.of(context);finalThemeData themeData = Theme.of(context);finalTextDirection te...
Aside from the alternatives I mentioned above, as you say, a third alternative would be to add a button yourself. You can get at the padding we add to the bottom of the view when the keyboard pops up with something like this in yourbuildmethod: ...