将bing每日壁纸设置为win7桌面壁纸代码,JS代码库,德仔网

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【JS】将bing每日壁纸设置为win7桌面壁纸

作者:kongkongyzt / 发布于2013/9/2/ 652


	import java.io.IOException;
	import javax.xml.parsers.DocumentBuilder;
	import javax.xml.parsers.DocumentBuilderFactory;
	import javax.xml.parsers.ParserConfigurationException;
	import org.w3c.dom.Document;
	import org.xml.sax.SAXException;
	import java.io.DataInputStream;
	import java.io.File;
	import java.io.FileOutputStream;
	import java.net.URL;
	import java.util.HashMap;

	//import MyWallpaper.SPI;

	import com.sun.jna.Native;
	import com.sun.jna.platform.win32.WinDef.UINT_PTR;
	import com.sun.jna.win32.*;

	public class MyWallpaper {
	public static void main(String[] argc) throws ParserConfigurationException, SAXException, IOException
	{
	 //getting the path of the bing jpg picture via analysis xml
	 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
	 DocumentBuilder builder = factory.newDocumentBuilder();
	 Document document = builder.parse("http://www.bing.com/HPImageArchive.aspx?format=xml&idx=0&n=8");
	 document.normalize();
	 String relativePath =document.getElementsByTagName("url").item(0).getTextContent();
	 String path ="http://www.bing.com/"+relativePath;
	
	 //download the jpg file
	 URL url = new URL(path);
	 DataInputStream dis = new DataInputStream(url.openStream());
	 FileOutputStream fos = new FileOutputStream(new File("C:\\wallpaper.jpg"));
	 byte[] buffer = new byte[1024];
	 int length;
	 while((length=dis.read(buffer))>0)
	 {
	 fos.write(buffer,0,length);
	 }
	
	 dis.close();
	 fos.close();
	 //setting the localpath into wallpaper
	 String localpath = "C:\\wallpaper.jpg";

	 SPI.INSTANCE.SystemParametersInfo(
	 new UINT_PTR(SPI.SPI_SETDESKWALLPAPER),
	 new UINT_PTR(0),
	 localpath,
	 new UINT_PTR(SPI.SPIF_UPDATEINIFILE | SPI.SPIF_SENDWININICHANGE));
	
	
	}
	
	public interface SPI extends StdCallLibrary {

	 //from MSDN article
	 long SPI_SETDESKWALLPAPER = 20;
	 long SPIF_UPDATEINIFILE = 0x01;
	 long SPIF_SENDWININICHANGE = 0x02;

	 SPI INSTANCE = (SPI) Native.loadLibrary("user32", SPI.class, new HashMap<Object, Object>() {
	 {
	 put(OPTION_TYPE_MAPPER, W32APITypeMapper.UNICODE);
	 put(OPTION_FUNCTION_MAPPER, W32APIFunctionMapper.UNICODE);
	 }
	 });

	 boolean SystemParametersInfo(
	 UINT_PTR uiAction,
	 UINT_PTR uiParam,
	 String pvParam,
	 UINT_PTR fWinIni
	 );
	 }
	}

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