gecko-dev/accessible/generic/OuterDocAccessible.h

62 строки
1.8 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_OUTERDOCACCESSIBLE_H_
#define MOZILLA_A11Y_OUTERDOCACCESSIBLE_H_
#include "AccessibleWrap.h"
namespace mozilla {
namespace a11y {
class ProxyAccessible;
/**
* Used for <browser>, <frame>, <iframe>, <page> or editor> elements.
*
* In these variable names, "outer" relates to the OuterDocAccessible as
* opposed to the DocAccessibleWrap which is "inner". The outer node is
* a something like tags listed above, whereas the inner node corresponds to
* the inner document root.
*/
class OuterDocAccessible final : public AccessibleWrap
{
public:
OuterDocAccessible(nsIContent* aContent, DocAccessible* aDoc);
NS_DECL_ISUPPORTS_INHERITED
ProxyAccessible* RemoteChildDoc() const;
// Accessible
virtual void Shutdown() override;
virtual mozilla::a11y::role NativeRole() override;
virtual Accessible* ChildAtPoint(int32_t aX, int32_t aY,
EWhichChildAtPoint aWhichChild) override;
virtual bool InsertChildAt(uint32_t aIdx, Accessible* aChild) override;
virtual bool RemoveChild(Accessible* aAccessible) override;
virtual bool IsAcceptableChild(nsIContent* aEl) const override;
#if defined(XP_WIN)
virtual uint32_t ChildCount() const override;
virtual Accessible* GetChildAt(uint32_t aIndex) const override;
#endif // defined(XP_WIN)
protected:
virtual ~OuterDocAccessible() override;
};
inline OuterDocAccessible*
Accessible::AsOuterDoc()
{
return IsOuterDoc() ? static_cast<OuterDocAccessible*>(this) : nullptr;
}
} // namespace a11y
} // namespace mozilla
#endif