statusscreen.java

We intend to develop a wifi enabled p2p file sharing system on a linux platform using jxta and java.

package edu.uiuc.cs.cs327.linuxwifi.gui;

import edu.uiuc.cs.cs327.linuxwifi.services.*;
import java.awt.*;
import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.awt.event.*;
import java.net.*;
import java.io.*;
import java.util.Vector;

    /**
     * Class that contains all information pertaining to the Download Screen
     */    



class StatusScreen extends JPanel implements ActionListener{

	private static final boolean DEBUG = false;
	private MainGUI mainGUI;
	private static ServicesApi servicesAPI;

    private static boolean doneOnce;

    private static JList availableNodesList;
    private static JPanel availableNodesPanel;
    private static DefaultListModel availableNodesStringVector;
    private static Vector availableNodesVector;
	
    StatusScreen(MainGUI mainGUI, ServicesApi servicesAPI ) {  	
        
             this.servicesAPI=servicesAPI;
             this.mainGUI = mainGUI;
         
			JPanel panel1 = this;
			panel1.setLayout(null);
			panel1.setSize(new Dimension(800,600));
			
			
			
			JLabel welcome = new JLabel("STATUS SCREEN");
			welcome.setFont(new Font(welcome.getFont().getFontName(), welcome.getFont().getStyle(), 20));
		    welcome.setSize(welcome.getPreferredSize());
		
//			panel1.add(welcome);
			welcome.setLocation((panel1.getWidth()-welcome.getWidth())/2, 100);



             JTabbedPane statusTabPane = new JTabbedPane(JTabbedPane.LEFT);
             
         
         availableNodesPanel = new JPanel();
         availableNodesPanel.setSize(400,600);
         availableNodesPanel.setLayout(null);
         
         availableNodesStringVector = new DefaultListModel();
         
            
            availableNodesVector = servicesAPI.getAvailableNodes();
            
         updatePeerVector();

         availableNodesList = new JList(availableNodesStringVector);
         
         availableNodesList.setSize(400,400);
                
         JScrollPane scrollPane = new JScrollPane(availableNodesList);
         availableNodesPanel.add(scrollPane);
         
//         scrollPane.setSize(scrollPane.getPreferredSize());
         scrollPane.setSize(400,400);
         scrollPane.setLocation((availableNodesPanel.getWidth()-400)/2, 0);


         availableNodesPanel.setSize(availableNodesPanel.getPreferredSize());
         
         
         
         			JLabel line = new JLabel("Please wait a few seconds for Peers to be discovered");
			line.setFont(new Font(line.getFont().getFontName(), line.getFont().getStyle(), 14));
		    line.setSize(line.getPreferredSize());
		
			availableNodesPanel.add(line);
			line.setLocation((availableNodesPanel.getWidth()-line.getWidth())/2, 400);


         
         JPanel downloadPanel = new JPanel();
         downloadPanel.setSize(400,600);

         doneOnce =false;
         JPanel uploadPanel = new JPanel();
         uploadPanel.setSize(400,600);

         JPanel pausedPanel = new JPanel();
         pausedPanel.setSize(400,600);

         statusTabPane.addTab("Available Nodes", availableNodesPanel);
         statusTabPane.addTab("Download", downloadPanel);
         statusTabPane.addTab("Upload", uploadPanel );
         statusTabPane.addTab("Paused", pausedPanel );
         
         add(statusTabPane);
         statusTabPane.setSize(600,600);
         
         statusTabPane.setVisible(true);                     


    }
		public void actionPerformed(ActionEvent e) 
		{

            if (e.getActionCommand().equals("submit")) {
//                mainGUI.successfulLogin();
            }
            else if(e.getActionCommand().equals("logout")) {

                mainGUI.logOut();

            }
		
		}

    public static void updatePeerVector()
    {

        if(DEBUG) System.out.println("UUUUUUUUUUUUUPDATE PEER VECTOR CALLED");
        int i;
//         availableNodesStringVector.removeAllElements();
        boolean Found=false;
         
         if((availableNodesVector != null) && (availableNodesVector.size() != 0))
         {
            for(i=0; i<availableNodesVector.size(); i++)
            {    
                Found=false;

                if(DEBUG) System.out.println("In for loop i:" + i);
                
                for(int j=0; j<availableNodesStringVector.size(); j++)
                {
                    if(DEBUG) System.out.println("In for loop j:" + j);
                    
                    if(((NodeObject) availableNodesVector.get(i)).getNodeName().equals(
                    ((String)availableNodesStringVector.get(j))
                    ))
                    {
                        if(DEBUG) System.out.println("Found duplicate in vector");
                        Found = true;
                    }
                }

                if(!Found)
                {
                    if(DEBUG) System.out.println("PRES BLAH  i:" + i);
                    if(DEBUG) System.out.println("BLAH: " + ((NodeObject) availableNodesVector.get(i)).getNodeName());
                    availableNodesStringVector.addElement(((NodeObject) availableNodesVector.get(i)).getNodeName());            
                }
            }
            

         }

    }

}