You can also call getWrappedAdapter() on the HeaderViewListAdapter to get the underlying adapter, casting it to Filterable or whatever.
On Fri, Dec 10, 2010 at 1:51 PM, Kostya Vasilyev <[email protected]> wrote: > Bob, > > The error is caused by addHeaderView wrapping your ListView adapter. > > public void addHeaderView (View v) > Since: API Level 1 > > Add a fixed view to appear at the top of the list. If addHeaderView is > called more than once, the views will appear in the order they were added. > Views added using this call can take focus if they want. > > NOTE: Call this before calling setAdapter. This is so ListView can wrap the > supplied cursor with one that will also account for header and footer views. > > So if you call getAdapter right after calling setAdapter (and in case there > was a prior addHeaderView), you will not get back the same object, you will > get a HeaderViewListAdapter. It's actually in your logcat. > > Your adapter implements Filterable, but android.widget.HeaderViewListAdapter > does not. Hence the class cast exception. > > I can think of two ways to fix this: > > - Do not use addHeaderView, instead add the header layout into the > ListView's parent, positioned right above. > > - Might also work: keep a reference to your original adapter object, the one > that implements Filterable, and use that object reference for casting to > Filterable. > > -- Kostya > > 10.12.2010 21:39, TreKing пишет: > > On Fri, Dec 10, 2010 at 12:36 PM, bobetko <[email protected]> wrote: >> >> I call setHeaderView in onCreate, before I set myAdapter. > > OK, that eliminates that. >> >> ((Filterable) adapter).getFilter().filter(s); > > Does your adapter extend Filterable? > ------------------------------------------------------------------------------------------------- > TreKing - Chicago transit tracking app for Android-powered devices > > -- > 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 > > -- > Kostya Vasilyev -- WiFi Manager + pretty widget -- > http://kmansoft.wordpress.com > > -- > 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 -- Mark Murphy (a Commons Guy) http://commonsware.com | http://github.com/commonsguy http://commonsware.com/blog | http://twitter.com/commonsguy Android App Developer Books: http://commonsware.com/books -- 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
