/*
	A basic extension of the java.awt.Dialog class
 */

import java.awt.*;
import twinfeats.io.*;
import twinfeats.conf.core.*;

public class ChangePasswordDialog extends Dialog
{
    private ClientWin client;
	public ChangePasswordDialog(Frame parent, boolean modal)
	{
		super(parent, modal);

		// This code is automatically generated by Visual Cafe when you add
		// components to the visual environment. It instantiates and initializes
		// the components. To modify the code, only use code syntax that matches
		// what Visual Cafe can generate, or Visual Cafe may be unable to back
		// parse your Java file into its visual environment.
		//{{INIT_CONTROLS
		setLayout(null);
		setSize(insets().left + insets().right + 300,insets().top + insets().bottom + 190);
		setFont(new Font("SansSerif", Font.PLAIN, 12));
		oldPW = new java.awt.TextField();
		oldPW.setBounds(insets().left + 106,insets().top + 25,172,31);
		add(oldPW);
		newPW = new java.awt.TextField();
		newPW.setBounds(insets().left + 106,insets().top + 63,172,31);
		add(newPW);
		label1 = new java.awt.Label("Old password",Label.RIGHT);
		label1.setBounds(insets().left + 7,insets().top + 23,93,33);
		add(label1);
		label2 = new java.awt.Label("New password",Label.RIGHT);
		label2.setBounds(insets().left + 7,insets().top + 61,93,33);
		add(label2);
		OK = new java.awt.Button();
		OK.setLabel("OK");
		OK.setBounds(insets().left + 67,insets().top + 108,60,40);
		OK.setBackground(java.awt.Color.lightGray);
		add(OK);
		Cancel = new java.awt.Button();
		Cancel.setLabel("Cancel");
		Cancel.setBounds(insets().left + 158,insets().top + 109,60,40);
		Cancel.setBackground(java.awt.Color.lightGray);
		add(Cancel);
		Status = new java.awt.TextField();
		Status.setEditable(false);
		Status.setBounds(insets().left + 11,insets().top + 156,281,27);
		add(Status);
		setTitle("Change Password");
		//}}

		//{{REGISTER_LISTENERS
		SymWindow aSymWindow = new SymWindow();
		this.addWindowListener(aSymWindow);
		SymAction lSymAction = new SymAction();
		OK.addActionListener(lSymAction);
		Cancel.addActionListener(lSymAction);
		oldPW.addActionListener(lSymAction);
		newPW.addActionListener(lSymAction);
		//}}
		client = (ClientWin)parent;
        new ReadListener(client.getComm(),client.getComm().getName(),ConfBean.CHANGEPASSWORD,new HandleChangePassword());
	}

	public void addNotify()
	{
  	    // Record the size of the window prior to calling parents addNotify.
	    Dimension d = getSize();

		super.addNotify();

		if (fComponentsAdjusted)
			return;

		// Adjust components according to the insets
		setSize(insets().left + insets().right + d.width, insets().top + insets().bottom + d.height);
		Component components[] = getComponents();
		for (int i = 0; i < components.length; i++)
		{
			Point p = components[i].getLocation();
			p.translate(insets().left, insets().top);
			components[i].setLocation(p);
		}
		fComponentsAdjusted = true;
	}

    // Used for addNotify check.
	boolean fComponentsAdjusted = false;


	public ChangePasswordDialog(Frame parent, String title, boolean modal)
	{
		this(parent, modal);
		setTitle(title);
	}

	public synchronized void show()
	{
		Rectangle bounds = getParent().bounds();
		Rectangle abounds = bounds();

		move(bounds.x + (bounds.width - abounds.width)/ 2,
			 bounds.y + (bounds.height - abounds.height)/2);

		super.show();
	}

	//{{DECLARE_CONTROLS
	java.awt.TextField oldPW;
	java.awt.TextField newPW;
	java.awt.Label label1;
	java.awt.Label label2;
	java.awt.Button OK;
	java.awt.Button Cancel;
	java.awt.TextField Status;
	//}}

	class SymWindow extends java.awt.event.WindowAdapter
	{
		public void windowClosing(java.awt.event.WindowEvent event)
		{
			Object object = event.getSource();
			if (object == ChangePasswordDialog.this)
				Dialog1_WindowClosing(event);
		}
	}

	void Dialog1_WindowClosing(java.awt.event.WindowEvent event)
	{
	    hide();
		dispose();
	}

	class SymAction implements java.awt.event.ActionListener
	{
		public void actionPerformed(java.awt.event.ActionEvent event)
		{
			Object object = event.getSource();
			if (object == OK)
				OK_Action(event);
			else if (object == Cancel)
				Cancel_Action(event);
			else if (object == oldPW)
				oldPW_EnterHit(event);
			else if (object == newPW)
				newPW_EnterHit(event);
		}
	}

	void OK_Action(java.awt.event.ActionEvent event)
	{
		// to do: code goes here.
		String oldpw = oldPW.getText();
		String newpw = newPW.getText();
		if (oldpw.equals("") || newpw.equals("")) {
		    Status.setText("Enter both your old and new passwords");
		    return;
		}
		client.changePassword(oldpw,newpw);
		Status.setText("Sending request...");
		CommMessage msg = new CommMessage(client.getComm().getName(),ConfBean.CONFERENCESERVER,ConfBean.CHANGEPASSWORD,
		    new MsgChangePassword(oldpw,newpw));
		client.getComm().send(msg);
	}

	void Cancel_Action(java.awt.event.ActionEvent event)
	{
		// to do: code goes here.
		hide();
		dispose();
	}

	void oldPW_EnterHit(java.awt.event.ActionEvent event)
	{
		// to do: code goes here.
		OK_Action(null);
	}

	void newPW_EnterHit(java.awt.event.ActionEvent event)
	{
		// to do: code goes here.
		OK_Action(null);
	}

    class HandleChangePassword implements GenericMessageListener {
        HandleChangePassword() {
        }

        /**
         * CommMessageListener: A message has been received
         */
        public void message(CommMessageEvent cme) {
            CommMessage msg = cme.getCommMessage();
            MsgChangePassword body = (MsgChangePassword)msg.getBody();
            if (body != null) {
                if (body.isChanged()) {
                    Status.setText("Password has been changed");
                    OK.disable();
                    return;
                }
            }
            Status.setText("Request failed");
        }
    }

}