JAVA PROGRAM TO CREATE A FRAME IN WHICH TAKE TWO VALUE FROM USER AND PRINT THEIR RESULT BASED ON ARITHMETIC OPERATION

/*WAP to create a frame in which take two value from user and add button like add , sub , mul .div, and cancel and show their result on the based of user action*/

PROGRAM CODE---

 import java.awt.*;

import  java.awt.event.*;

class Calculator extends Frame implements ActionListener

{

    Frame f;

   Label l1,l2,l3;

   TextField t1,t2,t3;

    Button b1,b2,b3,b4,b5;

       

 public Calculator()

   {

        f = new Frame("Calculator");

      f.setSize(500,500);

      f.setVisible(true);

      f.setLocation(100,100);

      f.setBackground(Color.GRAY);

      f.setForeground(Color.BLACK);

      f.setLayout(null);  //library disable

     f.setResizable(false);

     l1 = new Label("Enter First Number"); //message label

     l2 = new Label("Enter Second Number");

     l3 = new Label("your result is :");

     t1= new TextField();

     t2= new TextField();

      t3= new TextField();

   b1= new Button("Add");

   b2= new Button("Sub");

   b3= new Button("Mul");

  b4= new Button("Div");

  b5= new Button("Cancel");

  

  l1.setBounds(40,50,130,40); //set location

 t1.setBounds(300,50,140,30);

l2.setBounds(40,100,130,40);

t2.setBounds(300,100,140,30);

l3.setBounds(40,150,130,40);

t3.setBounds(300,150,140,30);

b1.setBounds(50,250,80,30);

b2.setBounds(140,250,80,30);

b3.setBounds(230,250,80,30);

b4.setBounds(320,250,80,30);

b5.setBounds(410,250,80,30);

f.add(l1);

f.add(l2);  //add into frame

f.add(l3);

f.add(t1);

f.add(t2);

f.add(t3);

b1.addActionListener(this);

b2.addActionListener(this);

b3.addActionListener(this);

b4.addActionListener(this);

b5.addActionListener(this);

f.add(b1);

f.add(b2);

f.add(b3);

f.add(b4);

f.add(b5);

}

   

public void actionPerformed(ActionEvent e)

{

    int n1=Integer.parseInt(t1.getText());

   int n2=Integer.parseInt(t2.getText());

      if(e.getSource()==b1)

             {

                  t3.setText(String.valueOf(n1+n2));              

            }

      if(e.getSource()==b2)

             {

                  t3.setText(String.valueOf(n1-n2));              

            }

    if(e.getSource()==b3)

             {

                  t3.setText(String.valueOf(n1*n2));              

            }

    if(e.getSource()==b4)

             {

                  t3.setText(String.valueOf(n1/n2));              

            }

    if(e.getSource()==b5)

             {

                  System.exit(0);              

            }

}    

public static void main(String ar[])

    {

         new Calculator();

   }

}

 

OUTPUT OF ABOVE PROGRAM---