Android Open Source - simple-restaurant Results Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

package pad.practica1.restaurante;
//  ww w. j a  va 2  s. c  om
import java.util.ArrayList;
import java.util.Iterator;

import pad.practica1.restaurante.restaurant.Restaurant;
import pad.practica1.restaurante.restaurant.RestaurantXMLFetcher;
import android.app.ActionBar.LayoutParams;
import android.app.ListActivity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.TextView;

public class ResultsActivity extends ListActivity {
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    ArrayList<Restaurant> restaurants = new RestaurantXMLFetcher().getRestaurants(this);

    // Create a progress bar to display while the list loads
    ProgressBar progressBar = new ProgressBar(this);
    progressBar.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT,
        LayoutParams.WRAP_CONTENT, Gravity.CENTER));
    progressBar.setIndeterminate(true);
    getListView().setEmptyView(progressBar);

    // Must add the progress bar to the root of the layout
    ViewGroup root = (ViewGroup) findViewById(android.R.id.content);
    root.addView(progressBar);

    RestaurantApplication app = (RestaurantApplication) getApplication();
    Restaurant stuff = app.getCurrentRestaurant();

    ListView listview = getListView();
    ArrayList<Restaurant> list = app.getRestaurants();
    
    if (list.isEmpty()) {
      Iterator<Restaurant> it = restaurants.iterator();
      while (it.hasNext()) {
        if(!(it.next().match(stuff)))
          it.remove();
      }
      
      list = restaurants;
      app.setRestaurants(restaurants);
    }

    listview.setAdapter(new RestaurantAdapter(this,
        android.R.layout.simple_list_item_1, list));
  }

  @Override
  public void onListItemClick(ListView l, View v, int position, long id) {
    RestaurantApplication app = (RestaurantApplication) getApplication();
    RestaurantAdapter adapter = (RestaurantAdapter) l.getAdapter();

    app.setCurrentRestaurant(adapter.getRestaurant(position));

    Intent i = new Intent(this, RestaurantDetailActivity.class);
    startActivity(i);
  }

  private class RestaurantAdapter extends ArrayAdapter<Restaurant> {
    private ArrayList<Restaurant> items;
    private LayoutInflater inflater;

    public RestaurantAdapter(Context context, int resource,
        ArrayList<Restaurant> items) {
      super(context, resource, items);
      this.items = items;
      this.inflater = (LayoutInflater) getSystemService(LAYOUT_INFLATER_SERVICE);
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
      View vi = convertView;
      if (convertView == null)
        vi = inflater.inflate(R.layout.list_restaurant_item, null);

      TextView name = (TextView) vi.findViewById(R.id.nameResult);
      TextView address = (TextView) vi.findViewById(R.id.addressResult);
      TextView coussine = (TextView) vi.findViewById(R.id.coussineResult);
      TextView price = (TextView) vi.findViewById(R.id.priceResult);

      Restaurant item = items.get(position);

      if (item != null) {
        name.setText(item.getName());
        address.setText(item.getFullAddress());
        coussine.setText(item.getCoussine());
        price.setText(item.getPrice() + "");
      }

      return vi;
    }

    public Restaurant getRestaurant(int i) {
      return items.get(i);
    }
  }
}

Java Source Code List

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