accessible/src/html/nsHTMLLinkAccessible.h

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   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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  15  * The Original Code is mozilla.org code.
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  20  * the Initial Developer. All Rights Reserved.
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  22  * Contributor(s):
  23  *   Aaron Leventhal <aleventh@us.ibm.com> (original author)
  24  *   Alexander Surkov <surkov.alexander@gmail.com>
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  38  * ***** END LICENSE BLOCK ***** */
  39
  40 #ifndef _nsHTMLLinkAccessible_H_
  41 #define _nsHTMLLinkAccessible_H_
  42
  43 #include "nsHyperTextAccessibleWrap.h"
  44
  45 class nsHTMLLinkAccessible : public nsHyperTextAccessibleWrap
  46 {
  47 public:
  48   nsHTMLLinkAccessible(nsIDOMNode* aDomNode, nsIWeakReference* aShell);
  49
  50   NS_DECL_ISUPPORTS_INHERITED
  51
  52   // nsIAccessible
  53   NS_IMETHOD GetRole(PRUint32 *aRole);
  54   NS_IMETHOD GetValue(nsAString& aValue);
  55
  56   NS_IMETHOD GetNumActions(PRUint8 *aNumActions);
  57   NS_IMETHOD GetActionName(PRUint8 aIndex, nsAString& aName);
  58   NS_IMETHOD DoAction(PRUint8 aIndex);
  59
  60   // nsIAccessibleHyperLink
  61   NS_IMETHOD GetURI(PRInt32 aIndex, nsIURI **aURI);
  62
  63   // nsAccessible
  64   virtual nsresult GetStateInternal(PRUint32 *aState, PRUint32 *aExtraState);
  65
  66 protected:
  67   enum { eAction_Jump = 0 };
  68
  69   /**
  70    * Returns true if the link has href attribute.
  71    */
  72   PRBool IsLinked();
  73 };
  74
  75 #endif