Android Open Source - noughts-and-crosses-android Global High Score Activity

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License

The source code is released under:

MIT License

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Java Source Code

package com.JamesWhite.NoughtsAndCrosses;
/* ww w.  jav a 2  s.  co m*/
/**
 * GlobalHighScoreActivity Holds the listview of the global high scores
 * 
 * @author James White
 */

import java.util.ArrayList;
import java.util.HashMap;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.widget.ListAdapter;
import android.widget.SimpleAdapter;

public class GlobalHighScoreActivity extends ListActivity {

  @Override
  public void onCreate(Bundle savedInstance) {

    super.onCreate(savedInstance);
    setContentView(R.layout.globalhighscores);

    Intent intent = getIntent();
    String jsonString = intent.getStringExtra("jsonArray");
    JSONArray json = null;

    try {

      json = new JSONArray(jsonString);
      displayListView(json);

    }

    catch (JSONException e) {
      
      e.printStackTrace();
    }

  }
  
  /**
   * displayListView Handles populating the listview with our JSON data
   * 
   * @param json
   */
  public void displayListView(JSONArray json) {

    // Build an ArrayList to store the scores
    ArrayList<HashMap<String, String>> list = new ArrayList<HashMap<String, String>>();

    // Loop through the JSON and put it in our ArrayList
    try {

      // Loop the Array
      for (int i = 0; i < json.length(); i++) {

        HashMap<String, String> scores = new HashMap<String, String>();
        JSONObject e = json.getJSONObject(i);

        scores.put("id", String.valueOf(i));
        scores.put("name", e.getString("name"));
        scores.put("score", e.getString("score"));
        scores.put("date", e.getString("date"));

        list.add(scores);

      }

    }
    
    // Catch any JSON Exceptions and handle them
    catch (JSONException e) {

      Log.e("log_tag", "Error parsing data " + e.toString());

    }

    String[] from = new String[] { "name", "score" };
    int[] to = new int[] { R.id.globalHighScoreName,
        R.id.globalHighScoreInt };

    // Add it all to our ListAdapter
    ListAdapter highScoreAdapter = new SimpleAdapter(this, list,
        R.layout.globalhighscoreslistview, from, to);

    setListAdapter(highScoreAdapter);

  }

}

Java Source Code List