SWT HelloWorld sample

HelloSWT.java

import org.eclipse.swt.*;
import org.eclipse.swt.widgets.*;

public class HelloSWT
{
    public static void main(String[] args)
    {
        // Allocation and initialization
        Display display = new Display();
        Shell shell = new Shell(display);
        
        // Adding widgets to the shell
        Text helloText = new Text(shell, SWT.CENTER);
        helloText.setText("Hello SWT!");
        helloText.pack();
        
        // GUI operation
        shell.pack();
        shell.open();
        while (!shell.isDisposed())
        {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }
}