Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef mozilla_a11y_HTMLLinkAccessible_h__
       7             : #define mozilla_a11y_HTMLLinkAccessible_h__
       8             : 
       9             : #include "HyperTextAccessibleWrap.h"
      10             : 
      11             : namespace mozilla {
      12             : namespace a11y {
      13             : 
      14             : class HTMLLinkAccessible : public HyperTextAccessibleWrap
      15             : {
      16             : public:
      17             :   HTMLLinkAccessible(nsIContent* aContent, DocAccessible* aDoc);
      18             : 
      19             :   NS_DECL_ISUPPORTS_INHERITED
      20             : 
      21             :   // Accessible
      22             :   virtual void Value(nsString& aValue) override;
      23             :   virtual a11y::role NativeRole() override;
      24             :   virtual uint64_t NativeState() override;
      25             :   virtual uint64_t NativeLinkState() const override;
      26             :   virtual uint64_t NativeInteractiveState() const override;
      27             : 
      28             :   // ActionAccessible
      29             :   virtual uint8_t ActionCount() override;
      30             :   virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
      31             :   virtual bool DoAction(uint8_t aIndex) override;
      32             : 
      33             :   // HyperLinkAccessible
      34             :   virtual bool IsLink() override;
      35             :   virtual already_AddRefed<nsIURI> AnchorURIAt(uint32_t aAnchorIndex) override;
      36             : 
      37             : protected:
      38           0 :   virtual ~HTMLLinkAccessible() {}
      39             : 
      40             :   enum { eAction_Jump = 0 };
      41             : 
      42             :   /**
      43             :    * Returns true if the link has href attribute.
      44             :    */
      45             :   bool IsLinked() const;
      46             : };
      47             : 
      48             : } // namespace a11y
      49             : } // namespace mozilla
      50             : 
      51             : #endif