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/* -*- 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