JPanel welcomePanel = new JPanel();
ImageIcon icon = new ImageIcon(getClass().getResource("/my/numberaddition/img/close.png"));
jTabbedPane.addTab(acname + " ", icon, welcomePanel);怎么给 icon 加监听事件
ImageIcon icon = new ImageIcon(getClass().getResource("/my/numberaddition/img/close.png"));
jTabbedPane.addTab(acname + " ", icon, welcomePanel);怎么给 icon 加监听事件
观察者模式 是什么啊
不清楚这样行不行