Nam Nguyen

@yanzm I see, just have time to the official sample and I see the code. Just try to debug and I think the reason the callback is not called is...

Could you please upload/paste your crash log report here?

I personally don't think the recent implementation of CacheFragmentStatePagerAdapter is a good practice. @ksoichiro

I think it supposes to act like that. Your requirement is other implementation.

Hm, Adapter in RecyclerView should not have any access to Layout measurement but the LayoutManager should do them, I suppose. So in any case you want to support those LayoutManager,...

If you care about new library, why don't you just use new RecyclerView :D

I see. Well AFAIK, the latest Design Library won't support legacy items (like ListView or event ScrollView). So you may need some extensions ...

@AndroidDeveloperLB The current working "scrolling components" are [RecyclerView](https://developer.android.com/reference/android/support/v7/widget/RecyclerView.html) and [NestedScrollView](https://developer.android.com/reference/android/support/v4/widget/NestedScrollView.html) which respectively, implement [ScrollingView](https://developer.android.com/reference/android/support/v4/view/ScrollingView.html) and [NestedScrollingChild](https://developer.android.com/reference/android/support/v4/view/NestedScrollingChild.html) interfaces. They enable their childs to be able to scroll and handling the scrolled...

Let me take a look. What toro version you are using? Do you have a sample videoUri that you can use to reproduce this issue?

Hey so sorry to hear that. I can only check this out in next few weeks.