andriod抓屏

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private  void Photo()     {         View dView = getWindow().getDecorView();         dView.setDrawingCacheEnabled(true);         dView.buildDrawingCache();         Bitmap bitmap = Bitmap.createBitmap(dView.getDrawingCache());         if (bitmap != null) {             try {                 // 获取内置SD卡路径                 String sdCardPath = Environment.getExternalStorageDirectory().getPath();                 // 图片文件路径                 String filePath = sdCardPath + File.separator + "screenshot.png";                 File file = new File(filePath);                 FileOutputStream os = new FileOutputStream(file);                 bitmap.compress(Bitmap.CompressFormat.PNG, 100, os);                 os.flush();                 os.close();                 Log.d("a7888", "存储完成");             } catch (Exception e) {                 Log.e("错误", "存储错误:"+e.getMessage().toString());             }         } <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />     <!-- 在SDCard中创建与删除文件权限 -->     <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" />     <!-- 连接<a href="http://www.it165.net/news/nhlw/" target="_blank" class="keylink">互联网</a>Internet权限 -->     <uses-permission android:name="android.permission.INTERNET" />     <!-- GPS定位权限 -->     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />    }