Android Open Source - Fabby-Chat Contacts

From Project

Back to project page Fabby-Chat.

License

The source code is released under:

MIT License

If you think the Android project Fabby-Chat listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package com.fabbychat;
/*from w  w w . j av a  2 s  .  c o m*/
import java.util.ArrayList;
import java.util.Collection;

import org.jivesoftware.smack.Roster;
import org.jivesoftware.smack.RosterEntry;
import org.jivesoftware.smack.RosterListener;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.packet.Presence;

import android.app.Activity;
import android.app.ListActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.ListView;

import com.fabbychat.adapters.FbContactAdapter;
import com.fabbychat.models.FbContact;
import com.google.common.base.Function;
import com.google.common.base.Predicate;
import com.google.common.collect.Collections2;

public class Contacts extends ListActivity {
  public static final String TAG = "Contacts";
  public static final String FB_CONTACT_PARAM = 
    "com.fabbychat.Contacts.fb_contact";
  
  private XMPPConnection conn;
  private Roster roster;
  
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    
    // initialize vars
    conn = FbChatConnection.getConnection();
    roster = conn.getRoster();
    
    Collection<RosterEntry> rosterEntries = roster.getEntries();
    rosterEntries = 
      Collections2.filter(rosterEntries, new Predicate<RosterEntry>() {
        public boolean apply(RosterEntry re) {
          return roster.getPresence(re.getUser()).isAvailable();
        }
      });
    // transform roster entries
    ArrayList<FbContact> contacts = new ArrayList<FbContact>(
      Collections2.transform(rosterEntries, 
        new Function<RosterEntry, FbContact>() {
          public FbContact apply(RosterEntry re) {
            return new FbContact(re);
          }
        }));

    FbContactAdapter adapter = new FbContactAdapter(this, contacts, 
      FbContact.NAME_COMPARATOR, conn);
    setListAdapter(adapter);
    
    roster.addRosterListener(new ContactsListener());
  }
  
  @Override
  protected void onListItemClick (ListView lv, View v, int pos, long id) {
    Intent resultIntent = new Intent();
    FbContact contact = (FbContact) lv.getItemAtPosition(pos);
    resultIntent.putExtra(FB_CONTACT_PARAM, contact);
    setResult(Activity.RESULT_OK, resultIntent);
    finish();
  }
  
  private class ContactsListener implements RosterListener {

    @Override
    public void entriesAdded(Collection<String> arg0) {
      // TODO Auto-generated method stub
      // unlikely to happen; implement later
      
    }

    @Override
    public void entriesDeleted(Collection<String> arg0) {
      // TODO Auto-generated method stub
      
    }

    @Override
    public void entriesUpdated(Collection<String> arg0) {
      // TODO Auto-generated method stub
      
    }

    @Override
    public void presenceChanged(Presence pres) {
      String user = pres.getFrom();
      // get presence with highest priority and availability
        Presence bestPres = roster.getPresence(user);
        // TODO: when we make a more complicated roster object, we'll
        // keep a sorted set of users and then we can update it uniquely
        
    }
    
  }

}

Java Source Code List