说明：  这里有几个事件处理的例子,主要是为了能够使初学者掌握基本事件处理一般方法，找出事件源、事件、监听器 利用监听器接口中的方法处理事件 利用内部适配器类和匿名内部适配器类类处理事件的方法.这里几个例子是很经典的Java事件处理的例子,很适合初学者使用.
(here a few examples of the incident, is to enable learners to grasp the basic incident general method to identify the source of the incident, events, sniffers use sniffers interface approach to the incident using internal adapter type and anonymous internal adapter Classes handling of the incident. Few here an example is the classic Java event handling example, which is perfect for beginners.)