touchcancel

由 1 位貢獻者:

touchcancel 觸控點發生失效的事件被觸發(例如太多觸控點時)

一般資訊

規範
Touch Events
介面
TouchEvent
起泡事件
可取消
對象
Document, Element
預設行為

屬性

Property Type Description
target Read only EventTarget The event target (the topmost target in the DOM tree).
type Read only DOMString The type of event.
bubbles Read only boolean Does the event normally bubble?
cancelable Read only boolean Is it possible to cancel the event?
view Read only WindowProxy document.defaultView (the window of the document).
detail Read only 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 Read only boolean true if the control key was down when the event was fired. false otherwise.
shiftKey Read only boolean true if the shift key was down when the event was fired. false otherwise.
altKey Read only boolean true if the alt key was down when the event was fired. false otherwise.
metaKey Read only boolean true if the meta key was down when the event was fired. false otherwise.

範例

各種觸控事件的範例: Touch events.

相關事件

Document Tags and Contributors

Contributors to this page: james_yang
最近更新: james_yang,