private JPanel getJContentPane() {if (jContentPane == null) {jContentPane = new JPanel();jContentPane.setLayout(null);jContentPane.add(Button1(), null);}return jContentPane;}private JButton Button1() {
if (Button1 == null) {Button1 = new JButton();Button1.setBounds(new Rectangle(44,40,90,29));Button1.setText("种 类"); Button1.setBorderPainted(false);Button1.setFocusPainted(false);Button1.setBackground(new Color(255,255,255));
}return Button1;}