TestBinCalc.java

/*
    TestBinCalc.java
    CIS 260
    2006-03-01
    David Klick

Application used to test BinCalc component.
*/

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

public class TestBinCalc extends JFrame
    implements ActionListener {

BinCalc cmp;

public static void main(String[] args) {
        TestBinCalc app = new TestBinCalc();
    }

public TestBinCalc() {
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        Container c = getContentPane();
        c.setLayout(new BorderLayout());
        cmp = new BinCalc();
        c.add(cmp, BorderLayout.CENTER);
        cmp.addActionListener(this);
        setSize(400, 100);
        setVisible(true);
    }

public void actionPerformed(ActionEvent e) {
        System.out.println(e.getActionCommand());
        String cmd = e.getActionCommand();
        if (cmd.equals("1")) cmp.append('1');
        else if (cmd.equals("0")) cmp.append('0');
        if (cmd.equals("Clear")) cmp.clear();
        if (cmd.equals("Calc")) {
            JOptionPane.showMessageDialog(null,
                "" + Integer.parseInt(cmp.getText(), 2),
                "Your number in base 10",
                JOptionPane.INFORMATION_MESSAGE);
        }
     }
}