nsIAccessibleHyperText 编辑

accessible/public/nsIAccessibleHyperText.idlScriptable This interface is the main interface to expose hyperlinks in a document, typically a text document, that are used to reference other documents. A typical implementation is to implement this interface on the small text object such as a paragraph of text. Inherits from: nsISupports Last changed in Gecko 1.9 (Firefox 3)

Method overview

nsIAccessibleHyperLink getLink(in long linkIndex);

long getLinkIndex(in long charIndex);

long getSelectedLinkIndex(); Obsolete since Gecko 1.9

Attributes

Attribute	Type	Description
linkCount	long	The number of links contained within this hypertext object. Read only. Note: Renamed from links in Gecko 1.9

Methods

getLink()

Retrieves the nsIAccessibleHyperLink object at the given link index.

nsIAccessibleHyperLink getLink(
  in long linkIndex
);

Parameters

linkIndex

0-based index of the link that is to be retrieved. This can be retrieved via getLinkIndex().

Return value

An nsIAccessibleHyperLink object.

Exceptions thrown

NS_ERROR_FAILURE

Indicates that the accessible is unattached from the accessible tree.

NS_ERROR_INVALID_ARG

The link index is invalid.

getLinkIndex()

The link index at the given offset (character index).

long getLinkIndex(
  in long charIndex
);

Parameters

charIndex

The 0-based character index.

Return value

The index of the link if it's presented on the given character index, otherwise -1.

Exceptions thrown

NS_ERROR_FAILURE

Indicates that the accessible is unattached from the accessible tree.

getSelectedLinkIndex()

Obsolete since Gecko 1.9 (Firefox 3)

long getSelectedLinkIndex();

Parameters

None.

Return value

Missing Description

Exceptions thrown

NS_ERROR_FAILURE

Indicates that the accessible is unattached from the accessible tree.

See also

• nsIAccessibleHyperLink