BoxDecoration装饰盒子-背景图片

main.dart

import 'package:flutter/material.dart';

void main() {
  runApp(MaterialApp(
    title: "BoxDecoration装饰盒子-背景图片",
    home: LayoutDemo(),
  ));
}

class LayoutDemo extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("BoxDecoration装饰盒子-背景图片"),
      ),
      body: Center(
        child: Container(
          width: 300.0,
          height: 300.0,
//          装饰器
          decoration: BoxDecoration(
//            背景色
            color: Colors.grey,
//            图片装饰器
            image: DecorationImage(
//              添加 Image 属性
//              image: ExactAssetImage('images/1.png'),
              image:
                  NetworkImage("https://static.lidong.me/upload/c7QdErvcb.png"),
              fit: BoxFit.cover,
            ),
          ),
        ),
      ),
    );
  }
}