public ClipboardTest() {
        super("Clipboard Test");
        setLayout(new FlowLayout());

        text = new TextArea(8, 32);
        add(text);

        copyButton = new Button("Copy");
        copyButton.setActionCommand("copy");
        copyButton.addActionListener(this);
        add(copyButton);

        pasteButton = new Button("Paste");
        pasteButton.setActionCommand("paste");
        pasteButton.addActionListener(this);
        pasteButton.setEnabled(false);
        add(pasteButton);

        pack();
    }