Re: [android-developers] Starting an actvity from Notifications

Look at the intent flags:

http://developer.android.com/guide/components/tasks-and-back-stack.html

Kris

On Fri, Dec 14, 2012 at 8:17 AM, dashman <erjdriver@gmail.com> wrote:
> My app starts on activity A and can navigate to activity B.
>
> I also have a background service and creates a notification.
>
> Once the user taps on the notification, it calls A and then i create
> a new activity B.
>
> the problem is that if the user taps on the notification after the
> user has navigated from A to B - it creates a new instance of B.
>
> So I have A B B.
>
> Like to avoid that.
>
> When activity A is activated by the notification tap - is there a way
> I can detect that B is the top activity currently - so that i don't
> create a new instance.
>
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