📄 mainwindow.java
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import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class MainWindow extends JFrame{
private Container container = getContentPane();
private PortViewerPanel portViewerPanel = new PortViewerPanel();
private JMenuBar bar = new JMenuBar();
private JMenu menuFile = new JMenu("File");
private JMenuItem menuExit = new JMenuItem("Exit");
private JMenu menuHelp = new JMenu("Help");
private JMenuItem menuAbout = new JMenuItem("About");
public MainWindow(String windowName){
super(windowName);
menuExit.addActionListener(
new ActionListener(){
public void actionPerformed(ActionEvent e){
System.exit(0);
}
}
);
menuAbout.addActionListener(
new ActionListener(){
public void actionPerformed(ActionEvent e){
JOptionPane.showMessageDialog(null,"Parallel Port Viewer v1.27","About",JOptionPane.INFORMATION_MESSAGE);
}
}
);
bar.add(menuFile);
menuFile.add(menuExit);
bar.add(menuHelp);
menuHelp.add(menuAbout);
setJMenuBar(bar);
container.add(portViewerPanel,BorderLayout.CENTER);
pack();
setResizable(false);
show();
}
}
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