// 直接定義JFrame之Layout Manager為FlowLayout

    this.setLayout(new FlowLayout());

    JPanel jpanel = new JPanel();

    // 定義Layout Manager為BoxLayout

    // 由左至右配置

    jpanel.setLayout(new BoxLayout(jpanel, BoxLayout.X_AXIS));

    jpanel.add(new JButton("Button 1"));

    // 建立Box垂直方向固定高度之區域

    jpanel.add(Box.createVerticalStrut(50));

    jpanel.add(new JButton("Button 2"));

    this.add(jpanel);