public class CustomScrollView extends ScrollView {private GestureDetector mGestureDetector;View.OnTouchListener mGestureListener;@SuppressWarnings("deprecation")public CustomScrollView(Context context,AttributeSet attrs) {super(context,attrs);mGestureDetector= new GestureDetector(new YScrollDetector());setFadingEdgeLength(0);}//通過(guò)手勢(shì)判斷，來(lái)判斷是否攔截觸摸事件。@Overridepublic boolean onInterceptTouchEvent(MotionEvent ev) {return super.onInterceptTouchEvent(ev) && mGestureDetector.onTouchEvent(ev);}// Return false if we're scrolling in the x directionclass YScrollDetector extends SimpleOnGestureListener {@Overridepublic boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {if(Math.abs(distanceY) > Math.abs(distanceX)) {return true;}return false;}}}