These events include helpful information, such as the event type and the current position of the cursor on the page.
这些事件包含有帮助的信息,比如事件类型和鼠标在页面上的当前位置。
An event contains event type, event ID, item information, and attribute data.
一个事件包含事件类型、事件ID、项目信息和属性数据。
All the application needs to do is determine the type of the parsed event, cast it to the corresponding concrete type, and use its methods to get information pertaining to the event.
应用程序只需要确定解析事件的类型,将其转换成对应的具体类型,然后利用其方法获得属于该事件的信息。
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