Iteam_Event_Example.txt

package lab2;

import java.awt.FlowLayout;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;

import javax.swing.ButtonGroup;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JRadioButton;
import javax.swing.JTextArea;

public class Item_Event1 extends JFrame implements ItemListener {

	JRadioButton b1,b2;
	JCheckBox s1,s2,s3,s4,s5,s6;
	JTextArea t1;
	ButtonGroup grp1;
	Item_Event1()
	{
		b1=new JRadioButton("AC Coach");
		b2=new JRadioButton(" NON AC Coach");
		s1=new JCheckBox("Seat 1");
		s2=new JCheckBox("Seat 2");
		s3=new JCheckBox("Seat 3");
		s4=new JCheckBox("Seat 4");
		s5=new JCheckBox("Seat 5");
		s6=new JCheckBox("Seat 6");
		t1=new JTextArea(20,50);
		grp1=new ButtonGroup();
		
		//setLayout(null);
		setLayout(new FlowLayout());
		setTitle("Train Register");
		setVisible(true);
		setSize(600,700);
		
		
		b1.setBounds(100,50,100,60);
		b2.setBounds(100,50,100,60);
		
		s1.setBounds(100,100,100,60);
		s2.setBounds(200,100,100,60);
		s3.setBounds(300,100,100,60);
		s4.setBounds(400,100,100,60);
		s5.setBounds(100,200,100,60);
		s6.setBounds(200,200,100,60);
		
		//t1.setBounds(100,300,300,100);
		
		
		add(s1);add(s2);add(s3);add(s4);add(s5);add(s6);
		grp1.add(b1);grp1.add(b2);
		add(b1);add(b2);
		add(t1);
		
		b1.addItemListener(this);
		b2.addItemListener(this);
		
		s1.addItemListener(this);
		s2.addItemListener(this);
		s3.addItemListener(this);
		s4.addItemListener(this);
		s5.addItemListener(this);
		s6.addItemListener(this);
	}
	
	@Override
	public void itemStateChanged(ItemEvent e) {
		
		String s="Your Booking Confiramtion\n";
		
		if(b1.isSelected()) s=s+"AC Coach\n";
		else s=s+"NON AC Coach\n";
		
		if(s1.isSelected()) s=s+"1\n";
		if(s2.isSelected()) s=s+"2\n";
		if(s3.isSelected()) s=s+"3\n";
		if(s4.isSelected()) s=s+"4\n";
		if(s5.isSelected()) s=s+"5\n";
		if(s6.isSelected()) s=s+"6\n";
		
		t1.setText(s);
	/*	if(e.getSource()==s1)  
            t1.setText("Seats : "     
            + (e.getStateChange()==1?"Seat 1 reserved":"Seat 1 not reserved"));   
        if(e.getSource()==s2)  
        t1.setText("Seats : "     
        + (e.getStateChange()==1?"Seat 2 reserved":"Seat 2 not reserved"));*/
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub

		Item_Event1 ob=new Item_Event1();
	}

}