You must create your custom adapter and let it implement Filterable.
Here you can find a usefull training:
Custom Array Adapter for autocomplete
With this you can explaine the Trainee propreity thats match the filter on the search.
Code snipset (Game is your Trainee):
public class GameAdapter extends BaseAdapter implements Filterable {
Context _context;
ArrayList<Game> games;
public GameAdapter(Context context, ArrayList<Game> _games) {
_context = context;
games = _games;
orig = games;
filter = new GameFilter();
}
@Override
public int getCount() {
if (games != null)
return games.size();
else
return 0;
}
@Override
public Object getItem(int arg0) {
return games.get(arg0);
}
@Override
public long getItemId(int arg0) {
return games.get(arg0).getID();
}
@Override
public View getView(int arg0, View arg1, ViewGroup arg2) {
GameView gv;
if (arg1 == null)
gv = new GameView(_context, games.get(arg0));
else {
gv = (GameView) arg1;
gv.setID(games.get(arg0).getID());
gv.setName(games.get(arg0).getName());
}
return gv;
}
@Override
public Filter getFilter() {
return filter;
}
private GameFilter filter;
ArrayList<Game> orig;
private class GameFilter extends Filter {
public GameFilter() {
}
@Override
protected FilterResults performFiltering(CharSequence constraint) {
FilterResults oReturn = new FilterResults();
ArrayList<Game> results = new ArrayList<Game>();
if (orig == null)
orig = games;
if (constraint != null)
{
if (orig != null && orig.size() > 0) {
for (Game g : orig) {
if (g.getName().contains(constraint))
results.add(g);
}
}
oReturn.values = results;
}
return oReturn;
}
@SuppressWarnings("unchecked")
@Override
protected void publishResults(CharSequence constraint, FilterResults results) {
games = (ArrayList<Game>)results.values;
notifyDataSetChanged();
}
}
}