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Thread: help with my machine project.

  1. #1
    Junior Member Irvine's Avatar
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    Default help with my machine project.

    hi, i'm a freshman in the degree course of BS Information Systems and i'm seeking help in completing my machine project in java programming. Can someone help me with my codes? I've gotten the gooey running...just the actionlistener i think won't listen. T_T


  2. #2
    Senile Half-Wit Freaky Chris's Avatar
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    Default Re: help with my machine project.

    Well give us some code so we can see what we are working with

    Chris
    chris[at]javaprogrammingforums[dot]com

    Prifysgol Bangor University, North Wales

  3. #3
    Junior Member Irvine's Avatar
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    Default Re: help with my machine project.

    here's what i've done

    import javax.swing.JFrame;
    import javax.swing.JButton;
    import javax.swing.JLabel;
    import java.awt.event.ActionListener;
    import javax.swing.JTextField;
    import java.awt.event.ActionEvent;
    import java.awt.TextArea;
    import java.io.Console;
    import facebookchat.common.FacebookChat;
    import facebookchat.common.FacebookUser;
    import facebookchat.common.FacebookMessage;
    import javax.swing.JPasswordField;
     
    public class GUI extends JFrame implements ActionListener
    {
     
     
    	FacebookChat a = new FacebookChat();
     
    	JButton log, send, logout, getbuddy, getmessage;
    	JLabel name, pass, buddy, history, id, message;
    	JPasswordField password;
    	JTextField text, userid, success;
    	TextArea yourmessage, onbuddy, messagehistory;
     
    	public GUI()
     
    	{
    	setTitle("Facebook Chat");
            setSize(600,750);
            setLocation(200,300);
    	setDefaultCloseOperation(EXIT_ON_CLOSE);
            setVisible(true);
            setLayout(null);
     
    	JLabel name = new JLabel("Username:");
    	name.setSize(100,20);
    	name.setLocation(2,2);
    	add(name);
    	setVisible(true);
     
    	JLabel pass = new JLabel("Password:");
    	pass.setSize(100,20);
    	pass.setLocation(2,45);
    	add(pass);
    	setVisible(true);
     
    	log = new JButton("Log In");
    	log.setSize(100,20);
    	log.setLocation(254,22);
    	add(log);
    	setVisible(true);
    	log.addActionListener(this);
     
    	logout = new JButton("Log Out");
    	logout.setSize(100,20);
    	logout.setLocation(356,22);
    	add(logout);
    	setVisible(true);
    	logout.addActionListener(this);
     
    	success = new JTextField();
    	success.setSize(100,20);
    	success.setLocation(460,22);
    	add(success);
    	setVisible(true);
     
    	JTextField text= new JTextField();
    	text.setSize(150,20);
    	text.setLocation(104,2);
    	add(text);
    	setVisible(true);
     
    	JPasswordField password = new JPasswordField();
    	password.setSize(150,20);
    	password.setLocation(104,45);
    	add(password);
    	setVisible(true);
     
    	getbuddy = new JButton("Get Buddies");
    	getbuddy.setSize(150,20);
    	getbuddy.setLocation(2,100);
    	add(getbuddy);
    	setVisible(true);
    	getbuddy.addActionListener(this);
     
    	JLabel buddy = new JLabel("Online Buddy List:");
    	buddy.setSize(200,20);
    	buddy.setLocation(2,125);
    	add(buddy);
    	setVisible(true);
     
     
    	JLabel id = new JLabel("Send message to ID:");
    	id.setSize(120,20);
    	id.setLocation(2,405);
    	add(id);
    	setVisible(true);
     
    	JTextField userid = new JTextField();
    	userid.setSize(150,20);
    	userid.setLocation(122,405);
    	add(userid);
    	setVisible(true);
     
    	TextArea onbuddy = new TextArea();
    	onbuddy.setSize(280,250);
    	onbuddy.setLocation(2,150);
    	add(onbuddy);
    	setVisible(true);
     
    	TextArea yourmessage = new TextArea();
    	yourmessage.setSize(280,220);
    	yourmessage.setLocation(2,450);
    	add(yourmessage);
    	setVisible(true);
     
    	send = new JButton("Send");
    	send.setSize(75,20);
    	send.setLocation(50,675);
    	add(send);
    	setVisible(true);
    	send.addActionListener(this);
     
    	JLabel history = new JLabel("Message history:");
    	history.setSize(150,20);
    	history.setLocation(300, 125);
    	add(history);
    	setVisible(true);
     
    	TextArea messagehistory = new TextArea();
    	messagehistory.setSize(260,210);
    	messagehistory.setLocation(300,150);
    	add(messagehistory);
    	setVisible(true);
     
    	JLabel sentmessages = new JLabel("Your sent messages:");
    	sentmessages.setSize(150,20);
    	sentmessages.setLocation(300,370);
    	add(sentmessages);
    	setVisible(true);
     
    	TextArea yoursent = new TextArea();
    	yoursent.setSize(260,210);
    	yoursent.setLocation(300,400);
    	add(yoursent);
    	setVisible(true);
     
     
    	getmessage = new JButton("Get Message");
    	getmessage.setSize(150,20);
    	getmessage.setLocation(300, 675);
    	add(getmessage);
    	setVisible(true);
    	getmessage.addActionListener(this);
     
    	}
     
    	public void actionPerformed(ActionEvent e)
    	{
    		if(e.getSource()==log)
    		{
    			String value = text.getText();
                		String value2 = password.getText();
                		boolean login = a.login(value,value2);
    			if(login)
    				success.setText("Logged In");
    					else
    						success.setText("Failed");
     
    		}
     
    		if (e.getSource() == logout)
       		{
       			a.logout();
       			success.setText("Logout Successful!");
       			name.setText(" ");
    			userid.setText(" ");
       			password.setText(" ");
       			onbuddy.setText(" ");
       			messagehistory.setText(" ");
       			yourmessage.setText(" ");
    		}
     
    		if(e.getSource()==getbuddy)
    		{
     
    		a.refreshBuddyList();
    		boolean buddy = a.hasNextBuddy();
    		if(buddy)
    		while(buddy==true)
    			{
    				FacebookUser b = a.getNextBuddy();
    				String c = b.getName();
    				String d = b.getUid();
    				onbuddy.append(c+ "-" +d);
    			}
    			else 
    			onbuddy.setText("No Online Buddies.");
    		}
     
    		if(e.getSource()==send)
    		{
    			String aa = yourmessage.getText();
    			String bb = id.getText();
    			a.postMessage(bb,aa);
    			yourmessage.setText(bb+":"+aa);
    		}
     
    		if(e.getSource()==getmessage)
    		{
    			boolean message = a.hasNewMessage();
    			if(message)
    			while(message==true)
    			{
    				FacebookMessage x = a.getNextMessage();
    				String x2 = x.getFromName();
    				String x3 = x.getText();
    				messagehistory.setText(x2+ ":" + x3);
    			}
     
    			else
    			messagehistory.setText("No new messages.");
    		}
     
     
     
     
     
    	}
     
    }
    Last edited by Freaky Chris; September 1st, 2009 at 04:32 AM.

  4. #4
    Super Moderator helloworld922's Avatar
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    Default Re: help with my machine project.

    What you're doing is adding the frame to be actionListened... You need to add all the buttons/text fields to be listened to, not the main frame (though that is useful sometimes).

    this.addActionListener(listeningTo)

    this object listens to listeningTo

  5. The Following User Says Thank You to helloworld922 For This Useful Post:

    Irvine (September 1st, 2009)

  6. #5
    Junior Member Irvine's Avatar
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    Default Re: help with my machine project.

    thank you!! ^_^

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