UIEvent() 作为构造函数，可用于构造一个新的 UIEvent 对象.
语法
event = new UIEvent(typeArg [, UIEventInit])
Values
typeArg- 传递的是一个
DOMString类型的字符串，用来命名且重新发布的事件。 UIEventInit可选
- 是
UIEventInit集合, 它拥有以下属性:detail: 可选，默认为long类型的0数值， 用来标记事件的关联值.UIEvent.detail列出了标准事件的语义.view: 可选，默认为null，类型为WindowProxy, 用来关联Window与event本身.sourceCapabilities: 一个InputDeviceCapabilities类型的接口实例(对象)，用来提供物理设备的触摸信息。
UIEventInit合集依然接受从EventInit定义来的合集.
Specifications
| Specification | Status | Comment |
|---|---|---|
| InputDeviceCapabilities | Draft | Added sourceCapabilities property. |
| Document Object Model (DOM) Level 3 Events Specification UIEvent() |
Obsolete | Initial definition. |
浏览器兼容性
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See also
UIEvent, the interface of the objects it constructs.