The xml file in which you defined the listview add one android
property filtertext. You don't have to change anything in code.
On Apr 2, 9:19 am, "Igor Nesralla Ribeiro" <nesra...@gmail.com> wrote:
> Hi,
>
> i have a edittext and a listview ... I want to do this....when the users
> type on a edittext this will filter a listview....
> But...the problem is the listview returns nothing when I type someword that
> i have in the list.
>
> Can anyone help me ? or there any another simple way to do this....
>
> Here is my code...
> public class Restaurants extends Activity {
>
> private ListView restaurantListView;
> private ArrayList<RestaurantsInfo> mRestaurants;
> private ListAdapter lstAdapter;
> EditText edt;
> public void onCreate(Bundle savedInstanceState) {
> super.onCreate(savedInstanceState);
> try {
> setContentView(R.layout.restaurants);
> mRestaurants = getRestaurants();
> restaurantListView = (ListView)
> findViewById(R.id.lvRestaurant);
> lstAdapter = new ListAdapter(this,
> R.id.lvRestaurant, mRestaurants);
> restaurantListView.setAdapter(lstAdapter);
>
> restaurantListView.setTextFilterEnabled(true);
> restaurantListView.setOnItemClickListener(new
> ListView.OnItemClickListener() {
> @Override
> public void onItemClick(AdapterView<?> arg0,
> View arg1,
> int arg2, long arg3) {
> // TODO Auto-generated method stub
>
> Intent its = new
> Intent(getBaseContext(),RestaurantsDetails.class);
>
> Bundle b = new Bundle();
> b.putLong("key",arg3);
>
> its.putExtras(b);
>
> startActivity(its);
> }
> });
> edt = (EditText)findViewById(R.id.editText);
> edt.addTextChangedListener(new TextWatcher() {
> @Override
> public void onTextChanged( CharSequence
> arg0, int arg1, int arg2, int arg3)
> { // TODO Auto-generated method
> stub
>
> Restaurants.this.lstAdapter.getFilter().filter(arg0);
>
> }
> @Override
> public void afterTextChanged(Editable arg0)
>
> { // TODO Auto-generated method
> stub
>
> }
> @Override
> public void beforeTextChanged(CharSequence
> arg0, int arg1,
> int arg2, int arg3)
> {
> // TODO Auto-generated
> method stub
>
> }
>
> });
> } catch (Exception e) {
> // TODO: handle exception
> Log.e("oncreate resta",e.getMessage());
> }
>
> }
> public ArrayList<RestaurantsInfo> getRestaurants(){
>
> DBAdapter dbAdapter=DBAdapter.getDBAdapterInstance(this);
> try {
> dbAdapter.createDataBase();
> } catch (IOException e) {
> Log.i("*** select ",e.getMessage());
> }
> dbAdapter.openDataBase();
> String query="SELECT * FROM restaurants;";
> ArrayList<ArrayList<String>> stringList =
> dbAdapter.selectRecordsFromDBList(query, null);
> dbAdapter.close();
>
> ArrayList<RestaurantsInfo> restaurantsList = new
> ArrayList<RestaurantsInfo>();
> for (int i = 0; i < stringList.size(); i++) {
> ArrayList<String> list = stringList.get(i);
> RestaurantsInfo restaurant = new RestaurantsInfo();
> try {
> restaurant.id =
> Integer.parseInt(list.get(0));
> restaurant.res_name = list.get(1);
> restaurant.res_city = list.get(2);
> } catch (Exception e) {
> Log.i("***" + Restaurants.class.toString(),
> e.getMessage());
> }
> restaurantsList.add(restaurant);
> }
> return restaurantsList;
> }
> private class ListAdapter extends ArrayAdapter<RestaurantsInfo>{
>
> private ArrayList<RestaurantsInfo> mList;
> private Context mContext;
>
> public ListAdapter(Context context, int
> textViewResourceId,ArrayList<RestaurantsInfo> list) { //
> --CloneChangeRequired
> super(context, textViewResourceId, list);
> this.mList = list;
> this.mContext = context;
> }
>
> public View getView(int position, View convertView,
> ViewGroup parent){
> View view = convertView;
> try{
> if (view == null) {
> LayoutInflater vi = (LayoutInflater)
> getSystemService(Context.LAYOUT_INFLATER_SERVICE);
> view =
> vi.inflate(R.layout.restaurant_row, null); //
> --CloneChangeRequired(list_item)
> }
> final RestaurantsInfo listItem =
> mList.get(position); // --CloneChangeRequired
>
> if (listItem != null) {
> // setting list_item views
>
> ( (TextView)
> view.findViewById(R.id._id) ).setText( listItem.getId()+"");
> ( (TextView)
> view.findViewById(R.id.res_name) ).setText( listItem.getRes_name());
> ( (TextView)
> view.findViewById(R.id.res_city) ).setText( listItem.getRes_city()+"" );
>
> }}catch(Exception e){
>
> Log.i(Restaurants.ListAdapter.class.toString(), e.getMessage());
>
> }
> return view;
> }
> }
>
>
>
>
>
>
>
> }
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