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import java.awt.GridBagLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class SimpleGridBag {
public static void main(String[] args) {
JFrame f = new JFrame();
JPanel p = new JPanel();
p.setLayout(new GridBagLayout());
p.add(new JButton("Java"));
p.add(new JButton("Source"));
p.add(new JButton("and"));
p.add(new JButton("Support."));
WindowListener wndCloser = new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
};
f.addWindowListener(wndCloser);
f.getContentPane().add(p);
f.setSize(600, 200);
f.show();
}
}
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