package xxxxx.utils;
 
import android.app.Activity;
import android.app.WallpaperManager;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Environment;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
 
/**
 * 設(shè)置壁紙
 * 1、下載網(wǎng)絡(luò)圖片，使用HttpURLConnection
 * 2、設(shè)置壁紙
 * Created by zst on 2018/10/15.
 */
 
public class HttpURLConnectionUtil {
 
  /**
   * 設(shè)置系統(tǒng)壁紙
   * 1、把網(wǎng)絡(luò)圖片設(shè)置系統(tǒng)壁紙
   * 2、因為谷歌不維護其他框架了，所以使用HttpURLConnection來下載和配置
   *
   * @param activity
   * @param imgUrl
   */
  public static void setWallpaper(final Activity activity, final String imgUrl) {
    //Log.e("壁紙", "鏈接：" + imgUrl);
 
    new Thread(new Runnable() {
      @Override
      public void run() {
        try {
          URL httpUrl = new URL(imgUrl);//獲取傳入進來的url地址 并捕獲解析過程產(chǎn)生的異常
          //使用是Http訪問 所以用HttpURLConnection 同理如果使用的是https 則用HttpsURLConnection
          try {
            HttpURLConnection conn = (HttpURLConnection) httpUrl.openConnection();//通過httpUrl開啟一個HttpURLConnection對象
            conn.setReadTimeout(5000);//設(shè)置顯示超市時間為5秒
            conn.setRequestMethod("GET");//設(shè)置訪問方式
            conn.setDoInput(true);//設(shè)置可以獲取輸入流
 
            InputStream in = conn.getInputStream();//獲取輸入流
 
            //創(chuàng)建一個寫入ID卡的文件對象
            FileOutputStream out = null;
            File download = null;
            String filename = String.valueOf(System.currentTimeMillis());//獲取系統(tǒng)時間
            //判斷文件是否存在  Environment.MEDIA_MOUNTEDID卡是否掛載 如果是則創(chuàng)建文件對象
            if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
              File parent = Environment.getExternalStorageDirectory();//獲取ID卡目錄
              download = new File(parent, filename);//在父類的目錄下創(chuàng)建一個以當(dāng)前下載的系統(tǒng)時間為文件名的文件
 
              out = new FileOutputStream(download);
            }
 
            byte[] b = new byte[2 * 1024];
            int len;
            if (out != null) {//id卡如果存在 則寫入
              while ((len = in.read(b)) != -1) {
                out.write(b, 0, len);
              }
            }
 
            //讀取該文件中的內(nèi)容
            final Bitmap bitmap = BitmapFactory.decodeFile(download.getAbsolutePath());
            activity.runOnUiThread(new Runnable() {
              @Override
              public void run() {
                //設(shè)置圖片為壁紙
                //Bitmap bitmap = BitmapFactory.decodeResource(this.getResources(),R.drawable.bg_user_top);//設(shè)置項目res中的圖片
                WallpaperManager manager = WallpaperManager.getInstance(activity);
                try {
                  manager.setBitmap(bitmap);
                  UiUtil.showToastLong(activity, "壁紙設(shè)置成功，請在桌面上查看");
                } catch (IOException e) {
                  UiUtil.showToast(activity, "壁紙設(shè)置成失敗");
                  e.printStackTrace();
                }
              }
            });
 
          } catch (IOException e) {
            e.printStackTrace();
          }
 
        } catch (MalformedURLException e) {
          e.printStackTrace();
        }
 
      }
    }).start();
  }
 
}