No need to call 'invalidate()' on your list-view. Call 'notifyDatasetChanged()' on your customer adapter instead, whenever you add or delete elements in your ArrayList or change the contents of existing elements in your ArrayList.
On Oct 21, 7:53 am, Marc Lester Tan <[email protected]> wrote: > Hi Migs, > > You can try creating custom adapter (subclassing BaseAdapter) backed by an > ArrayList. So lets say a new data comes in, get the currently selected > index, push your new data to arraylist, call invalidate on your listview > then call setSelection(position) on listview. > > hth, > Marc > > > > On Wed, Oct 21, 2009 at 7:34 PM, Miguel Paraz <[email protected]> wrote: > > > Hi, > > I'd like to build a ListView with streaming content. New items are > > added to the top and old ones are forgotten > > > If I understand correctly, the ListView was not built for this, right? > > The ListAdapter was meant to provide a fixed set of data. > > > I tried to setAdapter() when new data comes in, but this makes the > > ListView forget the current selection. > > > Is it feasible to subclass or modify ListView behavior so that the > > selection stays the same but gets pushed down? > > > Thanks!- Hide quoted text - > > - Show quoted text - --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
