code: @TargetApi(Build.VERSION_CODES.FROYO)
      public static boolean hasTouchScreenFeature(PackageManager manager) {
          return manager.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN);
      }
docs: Checks if the device has a touch screen.
  @param manager the package manager.
  @return {@code true} if the device has a touch screen.