📅 最后修改于: 2020-11-10 04:47:59 🧑 作者: Mango
事件侦听器代表负责处理事件的接口。 Java提供了各种事件侦听器类，但是，仅讨论那些更常用的类。事件侦听器方法的每个方法都有一个参数作为对象，它是EventObject类的子类。例如，鼠标事件侦听器方法将接受MouseEvent的实例，其中MouseEvent源自EventObject。
它是每个侦听器接口都必须扩展的标记器接口。此类在java.util包中定义。
以下是java.util.EventListener接口的声明-
public interface EventListener
以下是常用事件侦听器的列表。
| Sr.No. | Class & Description |
|---|---|
| 1 | ActionListener
This interface is used for receiving the action events. |
| 2 | ComponentListener
This interface is used for receiving the component events. |
| 3 | ItemListener
This interface is used for receiving the item events. |
| 4 | KeyListener
This interface is used for receiving the key events. |
| 5 | MouseListener
This interface is used for receiving the mouse events. |
| 6 | WindowListener
This interface is used for receiving the window events. |
| 7 | AdjustmentListener
This interface is used for receiving the adjustment events. |
| 8 | ContainerListener
This interface is used for receiving the container events. |
| 9 | MouseMotionListener
This interface is used for receiving the mouse motion events. |
| 10 | FocusListener
This interface is used for receiving the focus events. |