HelloWorld3.java Source code

Introduction

Here is the source code for HelloWorld3.java

Source

import java.util.ResourceBundle;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ControlAdapter;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;

/*
 * This example builds on HelloWorld2 and demonstrates how to resize the 
 * Label when the Shell resizes using a Listener mechanism.
 */
public class HelloWorld3 {

    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new HelloWorld3().open(display);
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }

    public Shell open(Display display) {
        final Shell shell = new Shell(display);
        final Label label = new Label(shell, SWT.CENTER);
        label.setText("Hello_world");
        label.pack();
        shell.addControlListener(new ControlAdapter() {
            public void controlResized(ControlEvent e) {
                label.setBounds(shell.getClientArea());
            }
        });
        shell.pack();
        shell.open();
        return shell;
    }
}