Java(TM) 2 Platform, Standard Edition, v1.2.2 API Specification: Class JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink - JDK 5 Documentation v1.2.2, Java 2 SDK 英文文档

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javax.swing
Class JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink

java.lang.Object
  |
  +--javax.accessibility.AccessibleHyperlink
        |
        +--javax.swing.JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink

Enclosing class:: JEditorPane.JEditorPaneAccessibleHypertextSupport

public class JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink
extends AccessibleHyperlink

Constructor Summary

JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink(Element e)


Method Summary

boolean doAccessibleAction(int i)
          Perform the specified Action on the object

Object getAccessibleActionAnchor(int i)
          Return an object that represents the link anchor, as appropriate for that link.

int getAccessibleActionCount()
          Returns the number of accessible actions available in this Link If there are more than one, the first one is NOT considered the "default" action of this LINK object (e.g.

String getAccessibleActionDescription(int i)
          Return a String description of this particular link action.

Object getAccessibleActionObject(int i)
          Returns a URL object that represents the link.

int getEndIndex()
          Get the index with the hypertext document at which this link ends

int getStartIndex()
          Get the index with the hypertext document at which this link begins

boolean isValid()
          Since the document a link is associated with may have changed, this method returns whether this Link is valid anymore (with respect to the document it references).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink

public JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink(Element e)

Method Detail

isValid

public boolean isValid()

Since the document a link is associated with may have changed, this method returns whether this Link is valid anymore (with respect to the document it references).

Overrides:: isValid in class AccessibleHyperlink

Returns:: a flag indicating whether this link is still valid with respect to the AccessibleHypertext it belongs to

getAccessibleActionCount

public int getAccessibleActionCount()

Returns the number of accessible actions available in this Link If there are more than one, the first one is NOT considered the "default" action of this LINK object (e.g. in an HTML imagemap). In general, links will have only one AccessibleAction in them.

Overrides:: getAccessibleActionCount in class AccessibleHyperlink

Returns:: the zero-based number of Actions in this object

doAccessibleAction

public boolean doAccessibleAction(int i)

Perform the specified Action on the object

Overrides:: doAccessibleAction in class AccessibleHyperlink

Parameters:: i - zero-based index of actions
Returns:: true if the the action was performed; else false.
See Also:: getAccessibleActionCount()

getAccessibleActionDescription

public String getAccessibleActionDescription(int i)

Return a String description of this particular link action. The string returned is the text within the document associated with the element which contains this link.

Overrides:: getAccessibleActionDescription in class AccessibleHyperlink

Parameters:: i - zero-based index of the actions
Returns:: a String description of the action
See Also:: getAccessibleActionCount()

getAccessibleActionObject

public Object getAccessibleActionObject(int i)

Returns a URL object that represents the link.

Overrides:: getAccessibleActionObject in class AccessibleHyperlink

Parameters:: i - zero-based index of the actions
Returns:: an URL representing the HTML link itself
See Also:: getAccessibleActionCount()

getAccessibleActionAnchor

public Object getAccessibleActionAnchor(int i)

Return an object that represents the link anchor, as appropriate for that link. E.g. from HTML: Accessibility this method would return a String containing the text: 'Accessibility'. Similarly, from this HTML: <a HREF="#top"><img src="top-hat.gif" alt="top hat"></a> this might return the object ImageIcon("top-hat.gif", "top hat");

Overrides:: getAccessibleActionAnchor in class AccessibleHyperlink

Parameters:: i - zero-based index of the actions
Returns:: an Object representing the hypertext anchor
See Also:: getAccessibleActionCount()

getStartIndex

public int getStartIndex()

Get the index with the hypertext document at which this link begins

Overrides:: getStartIndex in class AccessibleHyperlink

Returns:: index of start of link

getEndIndex

public int getEndIndex()

Get the index with the hypertext document at which this link ends

Overrides:: getEndIndex in class AccessibleHyperlink

Returns:: index of end of link