win10壁纸bingtoday

2022-03-30 594 words 2 minutes views

Contents

注册表指定壁纸路径

WIN+R打开运行对话框：输入regedit打开注册表
到达路径：计算机\HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System下，一个叫Wallpaper的名称就是壁纸的指定路径，更换成你希望的壁纸路径：例如：C:\wallpaper\wallpaper.jpg
或者直接将计算机\HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System注册机目录直接删掉

每日bing壁纸下载

通过java代码实现下载每日bing壁纸到刚才注册表指定的壁纸路径

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public class DownloadMain {
    public static void main(String[] args) throws IOException {
        final String imgResource = getImgResource();
        final URL url = new URL(imgResource);
        final URLConnection urlConnection = url.openConnection();
        final BufferedInputStream bis = new BufferedInputStream(urlConnection.getInputStream());
        final BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream("C:\\wallpaper\\wallpaper.jpg"));
        final byte[] bytes = new byte[1024];
        int len = 0;
        while ((len=bis.read(bytes)) != -1){
            bos.write(bytes,0,len);
        }
        bis.close();
        bos.close();
    }

    public static String getImgResource() throws IOException{
        String url = "http://cn.bing.com/?mkt=zh-CN";
        final Document document = Jsoup.parse(new URL(url), 30000);
        final Element vs_cont = document.getElementById("vs_cont");
        final Elements downloadLink = vs_cont.getElementsByClass("downloadLink");
        final String[] split = downloadLink.toString().split("\"");
        return "http://cn.bing.com/" + split[1];
    }
}

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>org.example</groupId>
    <artifactId>bingDownload</artifactId>
    <version>1.0-SNAPSHOT</version>

    <properties>
        <maven.compiler.source>8</maven.compiler.source>
        <maven.compiler.target>8</maven.compiler.target>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.jsoup</groupId>
            <artifactId>jsoup</artifactId>
            <version>1.10.2</version>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-shade-plugin</artifactId>
                <version>1.2.1</version>
                <executions>
                    <execution>
                        <phase>package</phase>
                        <goals>
                            <goal>shade</goal>
                        </goals>
                        <configuration>
                            <transformers>
                                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                    <!-- 在这里指定入口类 -->
                                    <mainClass>DownloadMain</mainClass>
                                </transformer>
                            </transformers>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
        </plugins>
    </build>

</project>

打包java为jar包，只要电脑安装的jre环境，双击就能下载壁纸到指定路径