Activity with ProgressBar -> Service -> AsyncTask for downloading - but how to update the progress?

Question

this is the current state/situation: I have an Activity which binds a Service which creates AsyncTasks which downloads various web resources. That works well, but of course the

Answer 1

Have the Service notify the then-running Activity about the progress from onProgressUpdate(). That could be via a broadcast Intent, or via a callback object registered by the Activity (and unregistered when the Activity is destroyed, such as on a screen rotation).