Dianne, Thanks a lot for your answers. Really helpful!
Another question, just to make sure I understood what you meant: > The main UI thread isn't destroyed. Well, it is destroyed when the process > is killed, and at that point it doesn't matter because the entire process is > gone. It means that any secondary threads is living within the process and it is not a "process" by itself? Thx, polo On Jan 21, 5:16 pm, Dianne Hackborn <hack...@android.com> wrote: > On Wed, Jan 21, 2009 at 5:01 PM, polo777 <polodr...@yahoo.com> wrote: > > 1 - What would be the life cycle of this class singleton if the user > > sends the application (and so the activity that was displayed) in the > > background and the activity is destroyed for instance? > > 2 - How to make sure this singleton will stay alive as long as the > > secondary thread needs? > > If you want to have work happening while in the background without the > system thinking you are just a background app and available to be killed, > you need to start a Service and have the work associated with that. > > > 3 - I still don't really understand what happens when the secondary > > thread posts runnable toward the UI main thread that has been > > destroyed or sent to the background! > > The main UI thread isn't destroyed. Well, it is destroyed when the process > is killed, and at that point it doesn't matter because the entire process is > gone. > > -- > Dianne Hackborn > Android framework engineer > hack...@android.com > > Note: please don't send private questions to me, as I don't have time to > provide private support. All such questions should be posted on public > forums, where I and others can see and answer them. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---
