MainClass.java Source code

Introduction

Here is the source code for MainClass.java

Source

import org.eclipse.swt.SWT;
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);

        Menu m = new Menu(s, SWT.BAR);
        // create a file menu and add an exit item
        final MenuItem file = new MenuItem(m, SWT.CASCADE);
        file.setText("File");
        final Menu filemenu = new Menu(s, SWT.DROP_DOWN);
        file.setMenu(filemenu);
        // create an open menu and to sub-menu items
        final MenuItem openItem = new MenuItem(filemenu, SWT.CASCADE);
        openItem.setText("Open");
        final Menu submenu = new Menu(s, SWT.DROP_DOWN);
        openItem.setMenu(submenu);
        final MenuItem childItem = new MenuItem(submenu, SWT.PUSH);
        childItem.setText("Child");
        final MenuItem dialogItem = new MenuItem(submenu, SWT.PUSH);
        dialogItem.setText("Dialog");
        // add a separator
        final MenuItem separator = new MenuItem(filemenu, SWT.SEPARATOR);
        // create an exit menu item
        final 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();
    }
}