MainClass.java Source code

Introduction

Here is the source code for MainClass.java

Source

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;

public class MainClass {

    public static void main(String[] a) {
        Display d = new Display();
        Shell s = new Shell(d);

        s.setText("A Shell Menu Example");

        Menu m = new Menu(s, SWT.BAR);

        MenuItem file = new MenuItem(m, SWT.CASCADE);
        file.setText("File");
        Menu filemenu = new Menu(s, SWT.DROP_DOWN);
        file.setMenu(filemenu);
        MenuItem openItem = new MenuItem(filemenu, SWT.PUSH);
        openItem.setText("&Open");
        openItem.setAccelerator(SWT.CTRL + 'O');
        openItem.addSelectionListener(new Open());
        MenuItem exitItem = new MenuItem(filemenu, SWT.PUSH);
        exitItem.setText("Exit");
        s.setMenuBar(m);
        s.open();
        while (!s.isDisposed()) {
            if (!d.readAndDispatch())
                d.sleep();
        }
        d.dispose();
    }
}

class Open implements SelectionListener {
    public void widgetSelected(SelectionEvent event) {
        System.out.println(event);
    }

    public void widgetDefaultSelected(SelectionEvent event) {
    }
}