@Override public boolean onSingleTapUp(MotionEvent e) { Log.i(TAG, "onSingleTapUp----------------------"); try { Field f = AlignLeftGallery.class.getSuperclass().getDeclaredField("mDownTouchPosition"); f.setAccessible(true); int position = f.getInt(this); Log.i(TAG, "mDownTouchPosition = " + position); if (null != mListener && position >= 0) { mListener.onItemClick(position); } } catch (SecurityException e1) { e1.printStackTrace(); } catch (NoSuchFieldException e1) { e1.printStackTrace(); } catch (IllegalArgumentException e2) { e2.printStackTrace(); } catch (IllegalAccessException e3) { e3.printStackTrace(); } return false; }