Android-components: Fullscreen pages can be scrolled (because height of toolbar can be scrolled offscreen)

[pocmo]

Our reference browser and sample browser have the same issue that is described in this Focus issue:
https://github.com/mozilla-mobile/focus-android/issues/3815

Let's investigate if we can find a solution for that.

[pocmo]

@Amejia481 Maybe something you want to investigate now that you are familiar with the Nested*View code? :)

[pocmo]

• In the Focus issue there's a discussion about trying to set scroll flags dynamically

• I recently asked the Pocket guys. They have a very nice implementation; they scroll the status and navigation bar away too though. Anyhow, they described their mechanism as:

[Amejia481]

Sure I'll take a look! 👍

[ekager]

FYI @Amejia481 I got WebView to work (with minimal testing) with this :
https://github.com/ekager/focus-android/commit/09c0618918a0c2a3e022c6d89c62153a9c5c4767

Looks like we would need to ask for a similar GV method to get this to work across engines.

[Amejia481]

Awesome @ekager 💪 !

[pocmo]

Nice!

Looks like we would need to ask for a similar GV method to get this to work across engines.

You mean canScrollVertically()?

I assume GeckoSession.shouldPinOnScreen() doesn't help here?

[pocmo]

Do we have a follow-up issue for the GeckoView implementation (with API label?)

[Amejia481]

Yes it's the https://github.com/mozilla-mobile/android-components/issues/1392