Shadow DOM API 的 DocumentOrShadowRoot
接口提供了 documents 与 shadow roots 之间共享的 API。The following features are included in both Document
and ShadowRoot
.
属性
DocumentOrShadowRoot.activeElement
只读- Returns the
Element
within the shadow tree that has focus. DocumentOrShadowRoot.fullscreenElement
只读- Returns the
Element
that's currently in full screen mode for this document. DocumentOrShadowRoot.pointerLockElement
只读- Returns the element set as the target for mouse events while the pointer is locked. It returns
null
if lock is pending, the pointer is unlocked, or if the target is in another document. DocumentOrShadowRoot.styleSheets
只读- Returns a
StyleSheetList
ofCSSStyleSheet
objects for stylesheets explicitly linked into, or embedded in a document.
方法
DocumentOrShadowRoot.caretPositionFromPoint()
- Returns a
CaretPosition
object containing the DOM node containing the caret, and caret's character offset within that node. DocumentOrShadowRoot.elementFromPoint()
- Returns the topmost element at the specified coordinates.
DocumentOrShadowRoot.elementsFromPoint()
- Returns an array of all elements at the specified coordinates.
DocumentOrShadowRoot.getSelection()
- Returns a
Selection
object representing the range of text selected by the user, or the current position of the caret. DocumentOrShadowRoot.nodeFromPoint()
- Returns the topmost node at the specified coordinates.
DocumentOrShadowRoot.nodesFromPoint()
- Returns an array of all nodes at the specified coordinates.
Specifications
Specification | Status | Comment |
---|---|---|
Shadow DOM DocumentOrShadowRoot |
Obsolete | Implementation in Shadow DOM. |
DOM DocumentOrShadowRoot |
Living Standard | Initial definition. |
[1] This interface's features are still implemented on the Document
object.