import java.io.*;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;

public class Desktop extends JFrame
{
	private JMenuBar			mb;
	private JMenu				file, help, view, edit;
	private JMenuItem			menuExit, menuAbout, menuCustBrow, menuItem22;
	private JDesktopPane		desk;
	private ActionListener      al;
	private CustomerBrowser		cb;
	private Container			window;
	private CustomerCollection  cc;
	private LetterTemplateCollection ltc;
	private LetterGeneratorBrowser lgb;
	
	public static void main( String [] args )
	{
		Desktop dt = new Desktop();
	}
	
	public Desktop()
	{
		cc = new CustomerCollection( "customer.db" );

		window = getContentPane();
		cc.loadRecords();
		ltc = new LetterTemplateCollection( "template.db" );
		ltc.loadRecords();
		
		setSize( 600, 450 );
		setTitle( "The Viking" );
		desk = new JDesktopPane();
		setContentPane( desk );
		desk.add( lgb = new LetterGeneratorBrowser( cc, ltc, window ) );

		
		help = new JMenu("Help");
		help.setMnemonic('H');
		file = new JMenu("File");
		file.setMnemonic('F');
		edit = new JMenu("Edit");
		edit.setMnemonic('E');
		view = new JMenu("View");
		view.setMnemonic('V');
		
		mb = new JMenuBar();
		
		menuCustBrow = new JMenuItem("Customers");
		menuCustBrow.addActionListener( new ActionListener()
			{
				public void actionPerformed( ActionEvent e )
				{
					if ( cb == null) desk.add( cb = new CustomerBrowser( cc ) ); 
					else cb.show();
				}
			} );
		
		menuAbout = new JMenuItem("About");
		menuAbout.addActionListener( new ActionListener()
			{
				public void actionPerformed( ActionEvent e )
				{
					JOptionPane.showInternalMessageDialog( desk, "The Viking, written by \n Arun Buduri, Jake Holmes and Shaffi Al-Meher", "About Dialog", JOptionPane.INFORMATION_MESSAGE );
				}
			} );
					
		
		menuExit = new JMenuItem("Exit");
		menuExit.addActionListener( new ActionListener()
			{
				public void actionPerformed( ActionEvent e )
				{  
					dispose();
				}
			} );
				   
		file.add( menuExit );
		help.add( menuAbout );
		edit.add( menuCustBrow );
		
		setJMenuBar( mb );
		mb.add( file );
		mb.add( help );
		mb.add( edit );
		//desk.add( mb );
		
		show();
	}
	
}