mozilla
您的搜索结果

    touchstart

    当触点与触控平面接触时触发touchstart 事件.

    常规信息

    规范
    Touch Events
    接口
    TouchEvent
    是否冒泡
    Yes
    能否取消默认行为
    Yes
    目标
    Document, Element
    默认行为

    属性

    Property Type Description
    target 只读 EventTarget The event target (the topmost target in the DOM tree).
    type 只读 DOMString The type of event.
    bubbles 只读 boolean Does the event normally bubble?
    cancelable 只读 boolean Is it possible to cancel the event?
    view 只读 WindowProxy document.defaultView (window of the document)
    detail 只读 long (float) 0.
    touches TouchList A list of Touches for every point of contact currently touching the surface. Read only.
    targetTouches TouchList A list of Touches for every point of contact that is touching the surface and started on the element that is the target of the current event. Read only.
    changedTouches TouchList A list of Touches for every point of contact which contributed to the event.
    For the touchstart event this must be a list of the touch points that just became active with the current event. For the touchmove event this must be a list of the touch points that have moved since the last event. For the touchend and touchcancel events this must be a list of the touch points that have just been removed from the surface. Read only.
    ctrlKey 只读 boolean true if the control key was down when the event was fired. false otherwise.
    shiftKey 只读 boolean true if the shift key was down when the event was fired. false otherwise.
    altKey 只读 boolean true if the alt key was down when the event was fired. false otherwise.
    metaKey 只读 boolean true if the meta key was down when the event was fired. false otherwise.

    例子

    这些事件的代码示例在这个页面 Touch events 中均有体现

    文档标签和贡献者

    此页面的贡献者有: ziyunfei, jtyjty99999
    最后编辑者: ziyunfei,