You need to wait until you actually receive the service connection
callback before you do anything with the service. You can't simply
assume that the callback has already happened when you reach your
onStart.
On Mon, Sep 28, 2009 at 7:36 AM, bear tung <beart...@gmail.com> wrote:
> My activity bind a service. I want to call the service's function in
> actitity's onStart/onCreate function, but it doesn't work.
> The service started suncess but the connection is null.
>
> When I just call the service's function in other function (onClick for
> example), it works well.
>
> thanks for help.
>
> here is my code:
>
> public class AidlTest extends Activity
> {
> private static final String TAG = "AidlTest";
> IAidlService mService;
>
> private OnClickListener mCorkyListener = new OnClickListener() {
> public void onClick(View v) {
> test();
> }
> };
>
> private ServiceConnection mConnection = new ServiceConnection() {
>
> public void onServiceConnected(ComponentName className, IBinder
> service) {
> mService = IAidlService.Stub.asInterface(service);
> }
> public void onServiceDisconnected(ComponentName className) {
>
> mService = null;
> }
> };
>
> @Override
> public void onCreate(Bundle savedInstanceState)
> {
> super.onCreate(savedInstanceState);
> TextView v = new TextView(this);
> setContentView(v);
> v.setOnClickListener(mCorkyListener);
> Log.v(TAG, IAidlService.class.getName().toString());
> Intent intent = new Intent(IAidlService.class.getName());
> bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
> }
>
> @Override
> public void onStart(){
> super.onStart();
> Log.d(TAG, "onStart");
> test();
> }
> }
>
> public void test(){
> if (mService == null){
> Log.d(TAG, "mService is NULL");
> }
> try {
> mService.test();
> }catch (RemoteException e){
> Log.d(TAG, e.toString());
> }
> }
> }
>
>
>
> Bear
>
> >
>
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