1 files changed, 62 insertions, 0 deletions
diff --git a/accessible/html/HTMLLinkAccessible.h b/accessible/html/HTMLLinkAccessible.h
new file mode 100644
index 0000000000..7a29bc16bc
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+++ b/accessible/html/HTMLLinkAccessible.h
@@ -0,0 +1,62 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_a11y_HTMLLinkAccessible_h__
+#define mozilla_a11y_HTMLLinkAccessible_h__
+
+#include "HyperTextAccessibleWrap.h"
+
+namespace mozilla {
+namespace a11y {
+
+class HTMLLinkAccessible : public HyperTextAccessibleWrap {
+ public:
+  HTMLLinkAccessible(nsIContent* aContent, DocAccessible* aDoc);
+
+  NS_INLINE_DECL_REFCOUNTING_INHERITED(HTMLLinkAccessible,
+                                       HyperTextAccessibleWrap)
+
+  // LocalAccessible
+  virtual void Value(nsString& aValue) const override;
+  virtual a11y::role NativeRole() const override;
+  virtual uint64_t NativeState() const override;
+  virtual uint64_t NativeLinkState() const override;
+  virtual uint64_t NativeInteractiveState() const override;
+
+  // ActionAccessible
+  virtual bool HasPrimaryAction() const override;
+  virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
+
+  // HyperLinkAccessible
+  virtual bool IsLink() const override;
+  virtual already_AddRefed<nsIURI> AnchorURIAt(
+      uint32_t aAnchorIndex) const override;
+
+  /**
+   * Returns true if the link has href attribute.
+   */
+  bool IsLinked() const;
+
+ protected:
+  virtual ~HTMLLinkAccessible() {}
+
+  virtual bool AttributeChangesState(nsAtom* aAttribute) override;
+
+  virtual void DOMAttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
+                                   int32_t aModType,
+                                   const nsAttrValue* aOldValue,
+                                   uint64_t aOldState) override;
+
+  enum { eAction_Jump = 0 };
+};
+
+inline HTMLLinkAccessible* LocalAccessible::AsHTMLLink() {
+  return IsHTMLLink() ? static_cast<HTMLLinkAccessible*>(this) : nullptr;
+}
+
+}  // namespace a11y
+}  // namespace mozilla
+
+#endif