Hi

I think the default behaviour of the trackball is to change focus on
all the focusable items.
For any other specific purposes you can override the
onTrackballEvent(MotionEvent event) and get notifications for
trackball motion.
In this method you can definitely change the background of buttons.

I hope this helps :)

On Jul 15, 1:04 pm, hatted <[email protected]> wrote:
> can i use trackball to move around buttons?  then if i am on the
> button, can I change the background of the button just like highlight?

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