When a client programmer implements ActionListener in his or her class, the method actionPerformed needs to...
When a client programmer implements ActionListener in his or her class, the method actionPerformed needs to be implemented by the client programmer. Why does Java offers this type of design for the ActionListener class?
Homework Answers
When a client programmer implements ActionListener in his or her class, the method actionPerformed needs to be implemented by the client programmer. Why does Java offers this type of design for the ActionListener class? This is called a callback mechanism. In java we can attach ActionListener objects to UI actions. when an UI action is performed, we want java make a callback to the attached object, by calling its actionPerformed method.
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When a client programmer implements ActionListener in his or her
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