MallDownloadActivity.java :  » App » stalker-app » net » assassin8 » bautista » stalker » Android Open Source

package net.assassin8.bautista.stalker;

import java.net.URL;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup.LayoutParams;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;

public class MallDownloadActivity extends Activity {

  private Stalker stalker;

  private final Context ctx = this;

  private String address;

  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    stalker = ((Stalker) getApplicationContext());
    initMallSelector();
  }

  public void initMallSelector() {
    // Create the layout of this activity
    LinearLayout layout = new LinearLayout(this);
    layout.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT,
        LayoutParams.FILL_PARENT));
    layout.setOrientation(LinearLayout.VERTICAL);

    // Create the title text view
    TextView title = new TextView(this);
    title.setText("Malls on the server");
    title.setTextSize(35);
    title.setPadding(0, 0, 0, 10);
    title.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT,
        LayoutParams.WRAP_CONTENT));
    title.setMinHeight(40);
    layout.addView(title);

    // Define mall buttons array
    Button mallButtons[];

    // Grab mall content off the server
    try {
      URL url = new URL("http://webstalk.bautista.me/stalker/get_malls_xml");
      DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
      DocumentBuilder db = dbf.newDocumentBuilder();
      Document doc = db.parse(new InputSource(url.openStream()));
      doc.getDocumentElement().normalize();

      NodeList nodeList = doc.getElementsByTagName("mall");

      /** Assign textview array lenght by arraylist size */
      mallButtons = new Button[nodeList.getLength()];

      for (int i = 0; i < nodeList.getLength(); i++) {
        // Make buttons first

        Node node = nodeList.item(i);

        // address description number_of_floors

        mallButtons[i] = new Button(this);

        Element fstElmnt = (Element) node;
        NodeList idList = fstElmnt.getElementsByTagName("id");
        Element idElement = (Element) idList.item(0);
        idList = idElement.getChildNodes();
        final long id = Long.parseLong(((Node) idList.item(0))
            .getNodeValue());

        NodeList nameList = fstElmnt.getElementsByTagName("name");
        Element nameElement = (Element) nameList.item(0);
        nameList = nameElement.getChildNodes();
        final String name = ((Node) nameList.item(0)).getNodeValue();
        
        NodeList addressList = fstElmnt.getElementsByTagName("address");
        Element addressElement = (Element) addressList.item(0);
        addressList = addressElement.getChildNodes();
        address = "";
        try {
          address = ((Node) addressList.item(0))
              .getNodeValue();
        } catch (Exception e) {

        }

        
        NodeList floorsList = fstElmnt.getElementsByTagName("floors");
        Element floorElement = (Element) floorsList.item(0);
        floorsList = floorElement.getChildNodes();
        final String floors = ((Node) floorsList.item(0)).getNodeValue();
        
        NodeList descriptionList = fstElmnt.getElementsByTagName("description");
        Element descriptionElement = (Element) descriptionList.item(0);
        descriptionList = descriptionElement.getChildNodes();
        final String description = ((Node) descriptionList.item(0)).getNodeValue();
        
        mallButtons[i].setText(name);
        mallButtons[i].setOnClickListener(new OnClickListener() {

          @Override
          public void onClick(View v) {
            // Show the mall's details
            Intent i = new Intent(MallDownloadActivity.this,
                MallDownloadDetailsActivity.class);
            i.putExtra("MALL_ID", id);
            i.putExtra("MALL_NAME", name);
            i.putExtra("MALL_ADDRESS", address);
            i.putExtra("MALL_FLOORS", floors);
            i.putExtra("MALL_DESCRIPTION", description);
            MallDownloadActivity.this.startActivity(i);
            MallDownloadActivity.this.finish();
          }

        });
        mallButtons[i].setLayoutParams(new LayoutParams(
            LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));

        layout.addView(mallButtons[i]);
      }
    } catch (Exception e) {
      System.out.println("XML Pasing Excpetion = " + e);
      stalker.alert(ctx, "Failed to connect to server");
    }

    /** Set the layout view to display */
    setContentView(layout);
  }

}