On Fri, Jul 23, 2010 at 1:12 PM, Luca Carlon <[email protected]> wrote:
> Hi! I have one activity (Activity1) which loads a C++ library through
> JNI. This C++ class calls some methods I implemented in my Activity1,
> in response to some events.
>
> In certain cases I start another activity (Activity2), but would it be
> possible, from Activity1, to call some methods of Activity2?

That is not recommended.

> I need
> this as when an event of my C++ library arises, a method of Activity1
> is called, and I need then to call a method of Activity2.

It sounds like your JNI ought to be in a service, rather than either
activity. You do not even know if Activity1 will be in memory while
Activity2 is in the foreground.

-- 
Mark Murphy (a Commons Guy)
http://commonsware.com | http://github.com/commonsguy
http://commonsware.com/blog | http://twitter.com/commonsguy

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