Android Open Source - UTNow Main

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Back to project page UTNow.

License

The source code is released under:

GNU General Public License

Java Source Code

/*
*/*from  w  w  w.jav a2s .c  om*/
*   UTNow 
*    a simple application for general use of the University of Texas at Austin campus 
*    
*    Copyright (C) 2014  Manuel Gonzales Jr.
*
*    This program is free software: you can redistribute it and/or modify
*    it under the terms of the GNU General Public License as published by
*    the Free Software Foundation, either version 3 of the License, or
*    (at your option) any later version.
*
*    This program is distributed in the hope that it will be useful,
*    but WITHOUT ANY WARRANTY; without even the implied warranty of
*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*    GNU General Public License for more details.
*
*    You should have received a copy of the GNU General Public License
*    along with this program.  If not, see [http://www.gnu.org/licenses/].
*
*/
package com.macleod2486.fragment;

import java.util.ArrayList;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.ProgressBar;

import com.macleod2486.utnow.R;

public class Main extends Fragment 
{
  
  private ListView titleList;
  private ProgressBar progress;
  private Button reload;
  
  private String url;
  private boolean finished = false;
  private ArrayList<String> titles = new ArrayList<String>();
  private ArrayList<String> links = new ArrayList<String>();
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
  {
    View view = inflater.inflate(R.layout.main, container, false);
    progress = (ProgressBar)view.findViewById(R.id.progress);
    reload = (Button)view.findViewById(R.id.reload);
    reload.setOnClickListener(new OnClickListener(){
      public void onClick(View v)
      {
        reload.setVisibility(View.INVISIBLE);
        progress.setVisibility(View.VISIBLE);
        new getEvents().execute();
      }
    });
    titleList = (ListView)view.findViewById(R.id.title);
    titleList.setOnItemClickListener(new OnItemClickListener()
    {

      @Override
      public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
          long arg3)
      {
        NewsEvents events = new NewsEvents();
        events.setInfo(titles.get(arg2), links.get(arg2));
        getFragmentManager().beginTransaction().replace(R.id.container,events).commit();
      }
      
    });
    titles.clear();
    links.clear();
    new getEvents().execute();
    return view;
  }
  
  public void loadUrl(String url)
  {
    this.url = url;
  }
  
  private class getEvents extends AsyncTask <Void, Void, Void>
  {

    @Override
    protected Void doInBackground(Void... arg0) 
    {
      try
      {
        Document connect = Jsoup.connect(url).get();
        Elements first = connect.select("div.itemlist");
        Elements second = first.select("a[href]");
                
        for(Element newsEvents: second)
        {
          if(!newsEvents.text().contains("Explore all news") && 
              !newsEvents.text().contains("Explore all events") && 
              newsEvents.text() != "" && 
              !newsEvents.text().contains("Emergency Information") &&
              !newsEvents.text().contains("ITS Alerts"))
          {
            titles.add(newsEvents.text());
            links.add(newsEvents.attr("abs:href").toString());
          }
            
        }
        finished = true;
      }
      catch(Exception e)
      {
        finished = false;
        e.printStackTrace();
      }
      
      return null;
    }
    
    @Override
    public void onPostExecute(Void arg0)
    {
      if(finished)
      {
        progress.setVisibility(View.INVISIBLE);
        reload.setVisibility(View.INVISIBLE);
        
        try
        {
          ArrayAdapter<String> adaptor = new ArrayAdapter<String>(getActivity(),android.R.layout.simple_list_item_1,titles);
          titleList.setAdapter(adaptor);
        }
        catch(Exception e)
        {
          e.printStackTrace();
        }
        
      }
      else
      {
        reload.setVisibility(View.VISIBLE);
        progress.setVisibility(View.INVISIBLE);
      }
    }
    
  }
}

Java Source Code List

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