在通知default set of listeners之后，新注册的drag - listener - x也会接收到拖放事件的通知，这样就可以实现我们的目的了。
After informing the default set of listeners, the newly registered drag-listener-x is also informed of the drag event, thus achieving our purpose.
您将在页面上拖放几个JSF组件，并使用JSF事件句柄调用一个现有的EJB。
You will drag-and-drop several JSF components on the page and invoke an existing EJB using JSF event handlers.
实现DropTarget Listener接口的类可用来响应拖放操作中可能出现的各种事件。
A class implementing the DropTargetListener interface is used to respond to the various events that can occur during a drag-and-drop operation.
应用推荐