I am using callbacks with service all the time and its working. You need to define the callback as an AIDL interface. If you can paste code samples, may be we can help.
harsh On Thu, Mar 27, 2008 at 4:24 PM, sazilla <[EMAIL PROTECTED]> wrote: > > any suggestion? > > On 19 Mar, 13:17, sazilla <[EMAIL PROTECTED]> wrote: > > No I've not registered a TextView as a callback directly. Callbacks > > are applied to a TextView using a message Handler, the same as the > > remote service example of the SDK. > > The service engine starts on the onStart() function and make some > > callbacks, but these callbacks are displayed only when the engine > > finished. A remote service runs into a separate process, so I hope > > another thread is not needed. > > The Activity which starts the service is not blocked while the service > > is running, why the callbacks are not applied immediately when they > > are called? > > > > thanks > > > > On 17 Mar, 08:41, Josh Guilfoyle <[EMAIL PROTECTED]> wrote: > > > > > You register a TextView to the service? What? Services cannot > > > interact with the UI, as it is not thread-safe, nor is it functional > > > over separate processes. You must add a layer of indirection and have > > > your UI managed exclusively by the UI thread, which is the implicit > > > one that your Activity runs along. > > > > > Anyway, check the RemoteService example carefully. The significant > > > variable here is not whether the service is local or remote, but that > > > the RemoteService example in the ApiDemos package is simply a more > > > robust example of a service. > > > > > On Mar 13, 5:09 pm,sazilla<[EMAIL PROTECTED]> wrote: > > > > > > Hi and thanks a lot for your recommendations... yes I've been able > to > > > > start the service and bind to it but I cannot manage correctly > > > > callbacks. > > > > I have to manage callbacks only when I bind to the service. In the > > > > ServiceConnection object I get the service back as a IBinder and > then > > > > I register a TextView to the service as a callback. The service > makes > > > > some callbacks but these are executed only when the service stopped. > > > > Where it could be the problem, should I use a remote service? > > > > > > thanks again > > > > > > Carlo > > > > > > On 13 Mar, 21:23, Josh Guilfoyle <[EMAIL PROTECTED]> wrote: > > > > > > > For your case, I would recommend using bindService with > > > > > BIND_AUTO_CREATE. This way, theservicewill be launched if it's > not > > > > > already, and you will be able to interact with it. See the > > > > > RemoteService example in Android ApiDemos for ideal usage. Be > certain > > > > > to stop yourservicewhen it is done doing work. Normally, this is > > > > > done by calling stopSelf() in theservice, but you can also call > > > > > stopService from the activity to kill it. > > > > > > > P.S. The difference between a remoteserviceand a local one is only > > > > > which process holds theservice, and thus whether IPC is necessary > to > > > > > communicate with it. A localserviceis merely an optimization for > > > > > your application, and the distinction is specified exclusively > through > > > > > AndroidManifest.xml. > > > > > > > On Mar 12, 12:30 pm,sazilla<[EMAIL PROTECTED]> wrote: > > > > > > > > ah ok, I just want to make theserviceable to communicate with > the > > > > > > Activity/IntentReceiver whch has started it. So as you say I > canstart > > > > > > theservicewith StartService and thenbindwith it using > BindService. > > > > > > that is right? > > > > > > thanks > > > > > > > > Charlie Collins ha scritto: > > > > > > > > > You will probably need to clarify that a bit. What callbacks > do you > > > > > > > mean? If you mean the ServiceConnection ones > (onServiceConnected and > > > > > > > onServiceDisconnected) then no, I don't think you can do that > unless > > > > > > > youBINDto theservicerather than starting it. > > > > > > > > > Keep in mind though, you can bothbindandstartaserviceif you > need > > > > > > > to. (That is, if you need theservicein the background all the > time > > > > > > > for something, you canstartit when the platform starts - and > then if > > > > > > > the sameserviceprovides access to a Binder that you need in an > > > > > > > Activity, you canbindto it also.) > > > > > > > > > On Mar 12, 2:31�pm,sazilla<[EMAIL PROTECTED]> wrote: > > > > > > > > Hi, can I manage callbacks from aserviceid I started it with > > > > > > > > startService()? How I can do that? > > > > > > > > > > thanks > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] Announcing the new M5 SDK! http://android-developers.blogspot.com/2008/02/android-sdk-m5-rc14-now-available.html For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---
