java_lab/javalab27.java at main · aryanexcited/java_lab · GitHub

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import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.security.PrivateKey;

import javax.swing.*;
import java.util.Scanner;

class myfahreneitconverter extends JFrame implements ActionListener{
    private JButton b1,b2,b3;
    private JLabel l1,l2,l3;
    private JTextField t1,t2;
    int count = 0;
    myfahreneitconverter(){
        createView();
        setTitle("COunter");
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        setSize(400, 400);
        setLocationRelativeTo(null);
        setResizable(true);
        setVisible(true);
    }
    private void createView(){
        JPanel panel = new JPanel();
        panel.setLayout(new GridLayout(6,1,5,5));
        l1 = new JLabel("Temperature in celsius: ");
        b1 = new JButton("celsius");
        t1 = new JTextField(100);
        l2 = new JLabel("Temperature in fahreneit: ");
        b2 = new JButton("fahreneit");
        t2 = new JTextField(100);
        b3 = new JButton("Reset");
        l3 = new JLabel("Temperature converter ");
        panel.add(l3);
        panel.add(l1);
        panel.add(t1);
        panel.add(b1);
        panel.add(l2);
        panel.add(t2);
        panel.add(b2);
        panel.add(b3);
        b1.addActionListener(this);
        b2.addActionListener(this);
        b3.addActionListener(this);
        add(panel);
    }
    public void actionPerformed(ActionEvent ae){
        double temp;
        try{
                if(ae.getSource()==b1){
                double n1 = Double.parseDouble(t1.getText());
                temp = (1.8 * n1) + 32;
                t2.setText(temp+"");
            }
            else if(ae.getSource()==b2){
                double n2 = Double.parseDouble(t2.getText());
                temp = (n2 - 32) * (5.0 / 9);
                t1.setText(temp+"");
            }
            else if(ae.getSource()==b3){
                t1.setText("");
                t2.setText("");
                t1.requestFocus();
            }
        }
        catch(Exception e){
            e.printStackTrace();
        }
    }
}
public class javalab27 {
    public static void main(String[] args) {
        new myfahreneitconverter();
    }
}