Flutter组件-Button-RaisedButton-凸起按钮

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示例代码

//文档地址:https://docs.flutter.io/flutter/material/RaisedButton-class.html
import 'package:flutter/material.dart';
import 'dart:math';

void main() {
  runApp(new MaterialApp(
    title: 'RaisedButton组件',
    home: new Demo(),
  ));
}

class Demo extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Center(
      child: RaisedButton(
        //文本
        child: Text(
          '点击登录按钮',
          style: TextStyle(fontSize: 26.0),
        ),
        //按钮背景色
        color: Colors.green,
        //按钮亮度
        colorBrightness: Brightness.dark,
        //失效时的背景色
        disabledColor: Colors.grey,
        //失效时的文本色
        disabledTextColor: Colors.grey,
        //文本颜色
        textColor: Colors.white,
        //按钮主题 ButtonTheme ButtonThemeData ButtonTextTheme ThemeData
        textTheme: ButtonTextTheme.normal,
        //墨汁飞溅的颜色
        splashColor: Colors.blue,
        //抗锯齿能力
        clipBehavior: Clip.antiAlias,
        //内边距
        padding: new EdgeInsets.only(
          bottom: 5.0,
          top: 5.0,
          left: 20.0,
          right: 20.0,
        ),
        //边框样式
//        shape: Border.all(
//          width: 2.0,
//          color: Colors.white,
//          style: BorderStyle.solid,
//        ),
        shape: RoundedRectangleBorder(
          side: new BorderSide(
            width: 2.0,
            color: Colors.white,
            style: BorderStyle.solid,
          ),
          borderRadius: BorderRadius.only(
            topRight: Radius.circular(10.0),
            topLeft: Radius.circular(10.0),
            bottomLeft: Radius.circular(10.0),
            bottomRight: Radius.circular(10.0),
          ),
        ),

        onPressed: () {
          print('按钮按下操作');
        },
      ),
    );
  }
}

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