Thanks for the tip! Reading on it now, and looks exactly like what I wanted.
On Sep 17, 11:10 am, Jason Proctor <[email protected]> wrote: > i'd do this with an AsyncTask and use the progress reporting feature > to communicate state to the UI thread. > > AsyncTask ftw! > > > > >OK I'm reading this page: > >http://developer.android.com/guide/appendix/faq/commontasks.html#thre... > > >The code is as in the example (see below). In my application, the > >worker thread has done loading of large bitmaps, and I need to notify > >the UI thread the filename of the bitmap that was loaded as they get > >loaded. How can I notify the UI thread of the filename of the bitmap > >just loaded? I can see anyway to for updateResultsInUi() to be able to > >take a parameter from the example below. > > >public class MyActivity extends Activity { > > > [ . . . ] > > // Need handler for callbacks to the UI thread > > final Handler mHandler = new Handler(); > > > // Create runnable for posting > > final Runnable mUpdateResults = new Runnable() { > > public void run() { > > updateResultsInUi(); > > } > > }; > > > @Override > > protected void onCreate(Bundle savedInstanceState) { > > super.onCreate(savedInstanceState); > > > [ . . . ] > > } > > > protected void startLongRunningOperation() { > > > // Fire off a thread to do some work that we shouldn't do > >directly in the UI thread > > Thread t = new Thread() { > > public void run() { > > mResults = doSomethingExpensive(); > > mHandler.post(mUpdateResults); > > } > > }; > > t.start(); > > } > > > private void updateResultsInUi() { > > > // Back in the UI thread -- update our UI elements based on > >the data in mResults > > [ . . . ] > > } > >} > > -- > jason.vp.engineering.particle --~--~---------~--~----~------------~-------~--~----~ 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] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---
