//Author - Sameer Panse
//In this code I have implemented many swing compenents.
//<applet>code="SwingDemo.java" width=420 height=300</applet>

import javax.swing.*;
import javax.swing.border.Border;
import java.awt.*;
import java.awt.event.*;

public class SwingDemo extends JApplet implements ActionListener
{
	JPanel pCandidate,pEmployee;
	JLabel lCandId,lCandName,lCandAddress,lCandSkills,lEmpId1;
	JLabel lEmpId,lEmpName,lCandId1;
	JTextField tCandId,tCandName,tCandAddress,tCandSkills,tEmpId1;
	JTextField tEmpId,tEmpName,tCandId1;
	//JButton btnChangeLnfC,btnChangeLnfE;
	JTabbedPane tPane;
	JMenuBar mb;
	JMenu mLnf,mAbout;
	JMenuItem mItem;
	GridBagConstraints gbc;
	GridBagLayout g;

	public void init()
	{
		try
		{
			//UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
			//UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
			//UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel");
		}
		catch(Exception e) { }
		
		ImageIcon iconC = new ImageIcon("Candidate.gif");
		ImageIcon iconE = new ImageIcon("Employee.gif");

		lCandId=new JLabel("ID");
		lCandName=new JLabel("NAME");
		lCandAddress=new JLabel("ADDRESS");
		lCandSkills=new JLabel("SKILLS");
		lEmpId1=new JLabel("EMP ID");

		tCandId = new JTextField(5);
		tCandName = new JTextField(20);
		tCandAddress = new JTextField(30);
		tCandSkills = new JTextField(25);
		tEmpId1 = new JTextField(5);

		lEmpId = new JLabel("EMP ID");
		lEmpName = new JLabel("NAME");
		lCandId1 = new JLabel("CAND ID");

		tEmpId=new JTextField(5);
		tEmpName=new JTextField(20);
		tCandId1=new JTextField(5);

		//btnChangeLnfC = new JButton("Set Java Look And Feel");
		//btnChangeLnfE = new JButton("Set Windows Look And Feel");

		pCandidate=new JPanel();
		pEmployee=new JPanel();
		tPane = new JTabbedPane();
		mb = new JMenuBar();
		mLnf = new JMenu("Look And Feel");
		mAbout = new JMenu("About");
		setJMenuBar(mb);
		mb.add(mLnf);
		mb.add(mAbout);

		mItem = new JMenuItem("Java");
		mItem.addActionListener(this);
		mLnf.add(mItem);

		mItem = new JMenuItem("Windows");
		mItem.addActionListener(this);
		mLnf.add(mItem);

		mItem = new JMenuItem("Author");
		mItem.addActionListener(this);
		mAbout.add(mItem);

		//Border padding = BorderFactory.createEmptyBorder(20,20,5,20);
        //pCandidate.setBorder(padding);
		//pEmployee.setBorder(padding);
		
		getContentPane().add(tPane);

		tPane.addTab("Candidate Details",iconC,pCandidate,"Details of Candidate refered");
		tPane.addTab("Employee Details",iconE,pEmployee,"Details of  Employee referring Candidate");

		g=new GridBagLayout();
		pCandidate.setLayout(g);
		gbc=new GridBagConstraints();

		gbc.insets=new Insets(5,5,0,0);				//Common Constraints to all 
		gbc.anchor=GridBagConstraints.NORTHWEST;	//Candidate Panel components
		
		gbc.gridx=1;
		gbc.gridy=1;
		g.setConstraints(lCandId,gbc);
		pCandidate.add(lCandId);
		gbc.gridx=4;
		g.setConstraints(tCandId,gbc);
		pCandidate.add(tCandId);

		gbc.gridx=1;
		gbc.gridy=4;
		g.setConstraints(lCandName,gbc);
		pCandidate.add(lCandName);
		gbc.gridx=4;
		g.setConstraints(tCandName,gbc);
		pCandidate.add(tCandName);
		
		gbc.gridx=1;
		gbc.gridy=7;
		g.setConstraints(lCandAddress,gbc);
		pCandidate.add(lCandAddress);
		gbc.gridx=4;
		g.setConstraints(tCandAddress,gbc);
		pCandidate.add(tCandAddress);

		gbc.gridx=1;
		gbc.gridy=10;
		g.setConstraints(lCandSkills,gbc);
		pCandidate.add(lCandSkills);
		gbc.gridx=4;
		g.setConstraints(tCandSkills,gbc);
		pCandidate.add(tCandSkills);
		
		gbc.gridx=1;
		gbc.gridy=13;
		g.setConstraints(lEmpId1,gbc);
		pCandidate.add(lEmpId1);
		gbc.gridx=4;
		g.setConstraints(tEmpId1,gbc);
		pCandidate.add(tEmpId1);

		//pCandidate.add(btnChangeLnfC);

		pEmployee.setLayout(g);
		
		gbc.gridx=1;
		gbc.gridy=1;
		g.setConstraints(lEmpId,gbc);
		pEmployee.add(lEmpId);
		gbc.gridx=4;
		g.setConstraints(tEmpId,gbc);
		pEmployee.add(tEmpId);

		gbc.gridx=1;
		gbc.gridy=4;
		g.setConstraints(lEmpName,gbc);
		pEmployee.add(lEmpName);
		gbc.gridx=4;
		g.setConstraints(tEmpName,gbc);
		pEmployee.add(tEmpName);
		
		gbc.gridx=1;
		gbc.gridy=7;
		g.setConstraints(lCandId1,gbc);
		pEmployee.add(lCandId1);
		gbc.gridx=4;
		g.setConstraints(tCandId1,gbc);
		pEmployee.add(tCandId1);

		//pEmployee.add(btnChangeLnfE);

		//btnChangeLnfC.addActionListener(this);
		//btnChangeLnfE.addActionListener(this);
	}
	public void actionPerformed(ActionEvent e)
	{
		JMenuItem mSource = (JMenuItem)e.getSource();
		if(mSource.getText() == "Java")
		{
			showStatus("Look and Feel - Java");
			try
			{
				UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
				SwingUtilities.updateComponentTreeUI(this);
			}
			catch(Exception e1){}
		}
		if(mSource.getText() == "Windows")
		{
			showStatus("Look And Feel - Windows");
			try
			{
				UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
				SwingUtilities.updateComponentTreeUI(this);
			}
			catch(Exception e2){}
		}
		if(mSource.getText() == "Author")
		{
			//String msg="Author: Sameer Panse. You can read, modify and freely distribute this code";
			//JOptionPane.showMessageDialog(this,msg,"Autor Information",JOptionPane.PLAIN_MESSAGE);
			JOptionPane pane = new JOptionPane("You know my name, don't you?",JOptionPane.PLAIN_MESSAGE);
			JDialog dialog = pane.createDialog(this,"About Author");
			dialog.show();
		}
	}
}