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jMenuFileExit.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
jMenuFileExit_actionPerformed(e);
}
});
ActionListenner是个接口,怎么可以new呢???
这到底是什么意思呢???
public void actionPerformed(ActionEvent e) {
jMenuFileExit_actionPerformed(e);
}
});
ActionListenner是个接口,怎么可以new呢???
这到底是什么意思呢???