Try overriding onInterceptTouchEvent()
of your children like this:
@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
if(!isAtTop && !isAtBottom){
getParent().requestDisallowInterceptTouchEvent(true);
}
return super.onInterceptTouchEvent(ev);
}
In onInterceptTouchEvent()
calculate if the ListView has scrolled totally to the top or bottom. If it is somewhere in between then ask the parent to not intercept touches.
To check for top or bottom try:
int scrollRange = computeVerticalScrollRange();
int scrollOffset = computeVerticalScrollOffset();
int scrollExtend = computeVerticalScrollExtent();
if(scrollOffset == 0){
//AtTop
}else if(scrollRange == scrollOffset + scrollExtend){
//AtBottom
}