How to Handle TouchEvents for Child View(CustomView) in Parent View (ScrollView)?

Question

In my app i am using ScrollView for scrolling the ImageView, and i will add one customview dynamically to that ScrollView overlay of ImageView, i have onTouch events for customview. after adding to the scroll view i am not able to use the touch listeners of customview, still scrollview was working on that.

how to stop the scrollview touch listeners, and how to enable our custom view touch listeners..