[android-developers] Re: listview header

Wouter wrote:
> I had uses the MergeAdapter with this code:
>
> public void retrieveVideotheek()
> {
> try {
> HashMap<String, Object> response = (HashMap<String, Object>)
> client.call("film.retrieveTv", sessionKey);
>
> Iterator it = response.entrySet().iterator();
>
> while (it.hasNext()) {
> cinema = new ArrayList<FilmDetail>();
> Map.Entry pairs = (Map.Entry)it.next();
> Object[] cinemaFilms = (Object[])pairs.getValue();
> FilmDetail cinemaMovie = new FilmDetail();
>
> for (int i=0; i<cinemaFilms.length; i++)
> {
> cinemaMovie = new FilmDetail();
> Map m = (Map) cinemaFilms[i];
> cinemaMovie.setTitle(m.get("title").toString());
> .....
> cinema.add(cinemaMovie);
> }
>
> String datum = pairs.getKey().toString();
> long unixTime = Long.parseLong(datum);
> long timeStamp = unixTime * 1000;
> java.util.Date date = new Date(timeStamp);
> SimpleDateFormat formatter = new SimpleDateFormat("EEEEEE,
> HH:mm 'uur'");
> String parsed = formatter.format(date);
>
> System.out.println("DATUM: " + parsed);
>
> LayoutInflater inflater = (LayoutInflater)
> this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
> View filmLayout = inflater.inflate(R.layout.list_header,
> null);
> TextView headerTxt = (TextView)filmLayout.findViewById
> (R.id.list_header_title);
> headerTxt.setText(parsed);
>
> mergeAdapter.addView(headerTxt);
> mergeAdapter.addAdapter(new cinemaAdapter(this,
> R.layout.cinema_row, cinema));
>
> //adapter.addSection(parsed, new cinemaAdapter(this,
> R.layout.cinema_row, cinema));
>
> }
>
> and this is the response:
>
> {1255207800=[Ljava.lang.Object;@43780378, 1255199100=
> [Ljava.lang.Object;@43824bb8, 1255204800=[Ljava.lang.Object;@4381fd38,
> 1255212600=[Ljava.lang.Object;@43822ff0, 1255169700=
> [Ljava.lang.Object;@438289d8, 1255194000=[Ljava.lang.Object;@43796e08,
> 1255189800=[Ljava.lang.Object;@43819d98, 1255197600=
> [Ljava.lang.Object;@43824b18, 1255183500=[Ljava.lang.Object;@438147b8,
> 1255181400=[Ljava.lang.Object;@43859b58, 1255206000=
> [Ljava.lang.Object;@438189e0, 1255207500=[Ljava.lang.Object;@43790030,
> 1255212000=[Ljava.lang.Object;@43788908, 1255216500=
> [Ljava.lang.Object;@43823570}
>
> So for every key i make a new header with the corresponding Movies
> under this header.
>
> When the listActivity loads it shows it very well but when i scroll
> down and up it shows me this list like this:
>
> http://snapplr.com/stkn
>
> What is the problem?

Off the top of my head, I have no idea.

> mergeAdapter.addView(headerTxt);
> mergeAdapter.addAdapter(new cinemaAdapter(this,
> R.layout.cinema_row, cinema));

That much seems correct. The rest is your business logic which I only
sorta follow.

I have not tested MergeAdapter on Android 1.6 (part of my chores for
this weekend), so there is a chance it needs updating.

Try the demo activity that ships with MergeAdapter and see if it behaves
properly.

--
Mark Murphy (a Commons Guy)
http://commonsware.com | http://twitter.com/commonsguy

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