[android-developers] Re: Notifying the view tree

I added an onPreDraw() callback to the ViewTreeObserver for the
content view group, and it did the trick.

On Nov 28, 12:55 pm, ivan <istas...@gmail.com> wrote:
> I've created a scrollable tab host, widget and activity.  I let the
> scrollable tab widget overlay the content area of the chosen tab,
> which is the contents of a different activity in the activity group.
> It usually works, but at times the timing of the setContentView() can
> be such that it chops my overlay.
>
> Thus, I'm looking for suggestions on how I might notify the view tree
> of a change due to a setContentView, so that I can invalidate and
> redraw the overlaid tab widget.
>
> Thanks.

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