gecko-dev/accessible/html/HTMLLinkAccessible.h

53 строки
1.5 KiB
C++

/* -*- 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)
// Accessible
virtual void Value(nsString& aValue) override;
virtual a11y::role NativeRole() override;
virtual uint64_t NativeState() override;
virtual uint64_t NativeLinkState() const override;
virtual uint64_t NativeInteractiveState() const override;
// ActionAccessible
virtual uint8_t ActionCount() override;
virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
virtual bool DoAction(uint8_t aIndex) override;
// HyperLinkAccessible
virtual bool IsLink() override;
virtual already_AddRefed<nsIURI> AnchorURIAt(uint32_t aAnchorIndex) override;
protected:
virtual ~HTMLLinkAccessible() {}
enum { eAction_Jump = 0 };
/**
* Returns true if the link has href attribute.
*/
bool IsLinked() const;
};
} // namespace a11y
} // namespace mozilla
#endif