package calculator;
import java.awt.*;
import java.awt.Font;
import java.awt.event.*;

public class Calculator implements ActionListener{
//Declaring Objects
Frame f=new Frame();
Label nom1=new Label("First Number");
Label nom2=new Label("Second Number");
Label result=new Label("Result");

TextField t1=new TextField();
TextField t2=new TextField();
TextField t3=new TextField();

Button add=new Button("Add");
Button sub=new Button("Sub");
Button mul=new Button("Mul");
Button div=new Button("Div");
Button cancel=new Button("Cancel");
    private Object label;

Calculator()
{
    //Adding font
    Font myFont= new Font("Serif",Font.PLAIN,15);
    nom1.setFont(myFont);
    Font myFont2= new Font("Helvetica",Font.PLAIN,15);
    nom2.setFont(myFont2);
    Font myFont3= new Font("Serif",Font.PLAIN,15);
    result.setFont(myFont3);

    //Giving Coordinates
    nom1.setBounds(50,100,100,20);
    nom2.setBounds(50,140,120,20);
    result.setBounds(50,180,100,20);

    t1.setBounds(200,100,100,20);
    t2.setBounds(200,140,100,20);
    t3.setBounds(200,180,100,20);

    add.setBounds(50,250,50,20);
    sub.setBounds(110,250,50,20);
    mul.setBounds(170,250,50,20);
    div.setBounds(230,250,50,20);
    cancel.setBounds(290,250,50,20);

    //Adding Components to the Frame
    f.add(nom1);
    f.add(nom2);
    f.add(result);

    f.add(t1);
    f.add(t2);
    f.add(t3);

    f.add(add);
    f.add(sub);
    f.add(mul);
    f.add(div);
    f.add(cancel);

    f.setBackground(Color.ORANGE);

    add.addActionListener(this);
    sub.addActionListener(this);
    mul.addActionListener(this);
    div.addActionListener(this);
    cancel.addActionListener(this);

    f.setLayout(null);
    f.setVisible(true);
    f.setSize(400,350);
    f.setLocation(500,200);
}
public void actionPerformed(ActionEvent e)
    {
        int n1=Integer.parseInt(t1.getText());
        int n2=Integer.parseInt(t2.getText());

        if(e.getSource()==add)
        {
            t3.setText(String.valueOf(n1+n2));
        }
        if(e.getSource()==sub)
        {
            t3.setText(String.valueOf(n1-n2));
        }
        if(e.getSource()==mul)
        {
            t3.setText(String.valueOf(n1*n2));
        }
        if(e.getSource()==div)
        {
            t3.setText(String.valueOf(n1/n2));
        }
        if(e.getSource()==cancel)
        {
            System.exit(0);
        }
    }
    public static void main(String[] args) {
         new Calculator();
    }

}