Yes, I do get a listing when I go to the root. On Jan 26, 2:27 am, Dianne Hackborn <[email protected]> wrote: > Can you at least get to the root of the repository from the open source > project? > > http://source.android.com/source/index.html > > <http://source.android.com/source/index.html>Which goes to > here:http://android.git.kernel.org/ > > I am just accessing this from my home machine, this is the world-accessible > repository. > > > > > > On Tue, Jan 25, 2011 at 10:49 PM, Zsolt Vasvari <[email protected]> wrote: > > 404 No Such Project > > > On Jan 26, 2:40 pm, Dianne Hackborn <[email protected]> wrote: > > > No, that link is to the public open-source repository. > > > > On Tue, Jan 25, 2011 at 10:33 PM, Brill Pappin <[email protected]> wrote: > > > > I should mention this is on a Nexus One with aOS 2.2.2 in case that > > > > matters. > > > > > Yes, I looked all over that code and even down into AsbListView. > > > > It actually registers an internal instance member with the adapter, > > > > and the notify call does seem to make it to the observer as far as I > > > > can see, but there doesn't seem to be any code that connected the > > > > observer and the ListView. > > > > > I was digging down that far in the first place because I was sure > > > > (three times over, I rewrote it from scratch three times using > > > > different examples and tutorials besides my first attempt from memory) > > > > that I had correctly implemented the Adapter and set it on the > > > > ListView. The list view simply never called the adapter after the > > > > notify method was called. I know that because I used the basic print- > > > > to-log when called technique of tracing the calls. The Adapter would > > > > get properly called when first set on the ListView but after that no > > > > amount of data change and notify calls would cause it to re-read the > > > > adapter, which is what I expect it to do if I notify it that my data > > > > has changed. > > > > > I the end I simply created a new adapter and reset it on the ListView, > > > > which seems to be working, however that's broken IMO. > > > > > I think the next step should be that I write up a quick demo app that > > > > attempts replicate the problem. If it doesn't do anything except > > > > demonstrate what I'm seeing, then it should allow others to test as > > > > well. > > > > I'll see if I can make time tomorrow for that. > > > > > BTW - That link seems to not be visible to me :) must be on your > > > > internal network. > > > > > - Brill Pappin > > > > > On Jan 26, 12:35 am, Dianne Hackborn <[email protected]> wrote: > > > > > AsbListView and ListView call registerDataSetObserver() on the > > adapter. > > > > > BaseAdapter.notifyDataSetChanged() does the notification to whoever > > is > > > > > registered with it. > > > > > > Here is working code, the Running Services UI in settings, that > > > > implements a > > > > > BaseAdapter and uses notifyDataSetChanged() to tell the list view > > when > > > > its > > > > > contents change: > > >http://android.git.kernel.org/?p=platform/packages/apps/Settings.git;... > > > > > > On Tue, Jan 25, 2011 at 8:37 PM, Brill Pappin <[email protected]> > > wrote: > > > > > > I just searched the forums, and apparently this is a common > > problem. > > > > > > > ListView with a custom adapter based on BaseAdapter. > > > > > > Its backed by a List object. > > > > > > > The problem is that updating the data and calling > > > > notifyDataSetChanged(); > > > > > > does nothing. > > > > > > I have modified the adapter so that ever method that is called in > > it > > > > prints > > > > > > itself to the console. > > > > > > > my adapter has a method that does the update of the contents and > > > > attempts > > > > > > to notify: > > > > > > > public void updateData(List<Event> data) { > > > > > > > this.data.clear(); > > > > > > > this.data.addAll(data); > > > > > > > notifyDataSetChanged(); > > > > > > > } > > > > > > > The problem is that after notifyDataSetChanged() is called, the > > list > > > > never > > > > > > calls any other methods, not even getCount(). > > > > > > > My data has changed, and i've notified ListView that it has, yet it > > > > still > > > > > > refuses to update. > > > > > > > After some investigation in the OS source, I don't see where the > > > > observer > > > > > > in the list actually tells the list to update. > > > > > > > It seems the only way to get the list to update its elements is to > > > > re-set > > > > > > the adapter on it with the new element set. > > > > > > > Now I've seen many threads in the group saying that they user was > > doing > > > > > > something wrong... but I don't see how the notify is going to > > update > > > > the > > > > > > list period (change or no change). > > > > > > > So, I think i'm dealing with a bug here. > > > > > > > Can someone actually find the code that does the update in the > > ListVIew > > > > > > when adapters notifyDataSetChanged() is called? > > > > > > > - Brill Pappin > > > > > > > -- > > > > > > 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]<android-developers%2Bunsubs > > > > > > [email protected]> > > <android-developers%2Bunsubs[email protected] > > ><android-developers%2Bunsubs > > > > [email protected]> > > > > > > For more options, visit this group at > > > > > >http://groups.google.com/group/android-developers?hl=en > > > > > > -- > > > > > Dianne Hackborn > > > > > Android framework engineer > > > > > [email protected] > > > > > > Note: please don't send private questions to me, as I don't have time > > to > > > > > provide private support, and so won't reply to such e-mails. 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 > > [email protected] > > > > To unsubscribe from this group, send email to > > > > [email protected]<android-developers%2Bunsubs > > > > [email protected]> > > <android-developers%2Bunsubs[email protected]> > > > > For more options, visit this group at > > > >http://groups.google.com/group/android-developers?hl=en > > > > -- > > > Dianne Hackborn > > > Android framework engineer > > > [email protected] > > > > Note: please don't send private questions to me, as I don't have time to > > > provide private support, and so won't reply to such e-mails. All such > > > questions should be posted on public forums, where I and others can see > > and > > > answer them.- 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]<android-developers%2Bunsubs > > [email protected]> > > For more options, visit this group at > >http://groups.google.com/group/android-developers?hl=en > > -- > Dianne Hackborn > Android framework engineer > [email protected] > > Note: please don't send private questions to me, as I don't have time to > provide private support, and so won't reply to such e-mails. All such > questions should be posted on public forums, where I and others can see and > answer them.
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