/**      * 获取和保存当前屏幕的截图      */     private void GetandSaveCurrentImage()      {          //1.构建Bitmap          WindowManager windowManager = getWindowManager();          Display display = windowManager.getDefaultDisplay();          int w = display.getWidth();          int h = display.getHeight();          Bitmap Bmp = Bitmap.createBitmap( w, h, Config.ARGB_8888 );              //2.获取屏幕          View decorview = this.getWindow().getDecorView();           decorview.setDrawingCacheEnabled(true);           Bmp = decorview.getDrawingCache();           String SavePath = getSDCardPath()+"/AndyDemo/ScreenImage";         //3.保存Bitmap           try {              File path = new File(SavePath);              //文件              String filepath = SavePath + "/Screen_1.png";              File file = new File(filepath);              if(!path.exists()){                  path.mkdirs();              }              if (!file.exists()) {                  file.createNewFile();              }              FileOutputStream fos = null;              fos = new FileOutputStream(file);              if (null != fos) {                  Bmp.compress(Bitmap.CompressFormat.PNG, 90, fos);                  fos.flush();                  fos.close();                    Toast.makeText(mContext, "截屏文件已保存至SDCard/AndyDemo/ScreenImage/下", Toast.LENGTH_LONG).show();              }          } catch (Exception e) {              e.printStackTrace();          }      }      /**      * 获取SDCard的目录路径功能      * @return      */     private String getSDCardPath(){         File sdcardDir = null;         //判断SDCard是否存在         boolean sdcardExist = Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED);         if(sdcardExist){             sdcardDir = Environment.getExternalStorageDirectory();         }         return sdcardDir.toString();     }