initLayout();
} //组件布局
private void initLayout()...{ this.getContentPane().setLayout(new BorderLayout()); btnPanel.add(normBtn); btnPanel.add(zoomBtn); panel.setLayout(new BorderLayout()); panel.add(component, BorderLayout.CENTER); panel.add(btnPanel, BorderLayout.SOUTH); this.getContentPane().add(panel); normBtn.addActionListener(this); zoomBtn.addActionListener(this); }
