Hi Mark,
Could you please provide some pointers on how to implement listener
object for the service.
Regards,
Shekhar
On Feb 16, 11:25 pm, Mark Murphy <mmur...@commonsware.com> wrote:
> Shekharwrote:
> > Now the service running in the background has to pass data to the
> > activity continously for UI updates.For this I have
> > written the following code
>
> > Intent intent = new Intent(Service.this, Activity.class);
> > intent.putExtra("Data", data);
> > intent.setAction(Intent.ACTION_ATTACH_DATA);
> > sendBroadcast(intent,null); (Do I need to broadcast the intent???)
>
> > In activity I have done following things:-
> > Implemented broadcast reciever:
>
> > private BroadcastReceiver mBroadcastReceiver = new
> > BroadcastReceiver()
> > {
> > @Override
> > public void onReceive(Context context, Intent intent)
> > {
> > if (Intent.ACTION_ATTACH_DATA.equals(intent.getAction()))
> > {
> > Bundle extra = intent.getExtras();
> > float Data[] = extra.getFloatArray("Data");
> > update(Data);
> > }
> > }
> > }
>
> > Also registered the broadcast reciever in the OnStart function as
> > below:-
>
> > public void onStart()
> > {
> > super.onStart();
> > IntentFilter filter = new IntentFilter();
> > filter.addAction(Intent.ACTION_ATTACH_DATA);
> > registerReceiver(mBroadcastReceiver, null);
> > }
>
> > Is this the right way of meeting my requirements.
>
> It's certainly one way. An alternative is to have the activity register
> some sort of callback or listener object with the service, that the
> service uses when events need to be propagated to the activity. That
> will be more efficient and more private than your implementation, but it
> involves a bit more code, usually.
>
> --
> Mark Murphy (a Commons
> Guy)http://commonsware.com|http://twitter.com/commonsguy
>
> Android App Developer Books:http://commonsware.com/books
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