&& canScrollVertical(child, true, dy, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true;
return false; } else if (isVertical && dy != 0 && isGutterDragVertical(mLastMotionY, dy) && canScrollVertical(this, false, (int) dy, (int) x, (int) y)) { mLastMotionX = x; mLastMotionY = y;