安全上下文
此特征只可用于 安全上下文 (HTTPS),在某些或所有 支持浏览器 .

XRInputSourceEvent() constructor creates and returns a new XRInputSourceEvent object describing an event (state change) which has occurred on a WebXR user input device represented by an XRInputSource .

句法

newInputSourceEvent = new XRInputSourceEvent(type, eventInitDict);
					

参数

type

A DOMString indicating which of the input source events the new object will represent. Permitted values are listed under 事件类型 下文。

eventInitDict
An object based on the XRInputSourceEventInit dictionary which contains the values to assign to the new event's properties.

返回值

新的 XRInputSourceEvent object representing the event described by the given type and eventInitDict .

事件类型

select
Sent to an XRSession when the sending input source has fully completed a primary action .
selectend
Sent to an XRSession when an ongoing primary action ends, or when an input source with an ongoing primary action has been disconnected from the system.
selectstart
Sent to an XRSession when an input source begins its primary action , indicating that the user has begun a command-like input, such as pressing a trigger or button, issuing a spoken command, tapping on a touchpad, or the like.
squeeze
Sent to an XRSession when the sending input source has fully completed a primary squeeze action .
squeezeend
Sent to an XRSession when an ongoing primary squeeze action ends or when an input source with an ongoing primary squeeze action is disconnected.
squeezestart
Sent to an XRSession when an input source begins its primary squeeze action , indicating that the user has begun to grab, squeeze, or grip the controller.

范例

The code below sets up handlers for primary action events in order to determine when the user clicks on (shoots at/pokes at/whatever) objects in the scene.

xrSession.addEventListener("select", event => {
  let targetRayPose = event.frame.getPose(event.inputSource.targetRaySpace, myRefSpace);
  if (targetRayPose) {
    let hit = myHitTest(targetRayPose.transform);
    if (hit) {
      /* handle the hit */
    }
  }
});
					

规范

规范 状态 注释
WebXR 设备 API
The definition of 'XRInputSourceEvent' in that specification.
工作草案 初始定义。

浏览器兼容性

更新 GitHub 上的兼容性数据
桌面 移动
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
XRInputSourceEvent Chrome 79 Edge 79 Firefox 不支持 No IE 不支持 No Opera 不支持 No Safari 不支持 No WebView Android 不支持 No Chrome Android 79 Firefox Android 不支持 No Opera Android 不支持 No Safari iOS 不支持 No Samsung Internet Android 11.2
XRInputSourceEvent() 构造函数 Chrome 79 Edge 79 Firefox 不支持 No IE 不支持 No Opera 不支持 No Safari 不支持 No WebView Android 不支持 No Chrome Android 79 Firefox Android 不支持 No Opera Android 不支持 No Safari iOS 不支持 No Samsung Internet Android 11.2
frame Chrome 79 Edge 79 Firefox 不支持 No IE 不支持 No Opera 不支持 No Safari 不支持 No WebView Android 不支持 No Chrome Android 79 Firefox Android 不支持 No Opera Android 不支持 No Safari iOS 不支持 No Samsung Internet Android 11.2
inputSource Chrome 79 Edge 79 Firefox 不支持 No IE 不支持 No Opera 不支持 No Safari 不支持 No WebView Android 不支持 No Chrome Android 79 Firefox Android 不支持 No Opera Android 不支持 No Safari iOS 不支持 No Samsung Internet Android 11.2

图例

完整支持

完整支持

不支持

不支持

元数据

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