mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-13 18:27:35 +00:00
265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=2 et sw=2 tw=80: */
|
|
/* 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_EnumVariant_h__
|
|
#define mozilla_a11y_EnumVariant_h__
|
|
|
|
#include "AccessibleWrap.h"
|
|
#include "IUnknownImpl.h"
|
|
|
|
namespace mozilla {
|
|
namespace a11y {
|
|
|
|
/**
|
|
* Used to fetch accessible children.
|
|
*/
|
|
class ChildrenEnumVariant final : public IEnumVARIANT {
|
|
public:
|
|
explicit ChildrenEnumVariant(AccessibleWrap* aAnchor)
|
|
: mAnchorAcc(aAnchor), mCurAcc(mAnchorAcc->GetChildAt(0)), mCurIndex(0) {}
|
|
|
|
// IUnknown
|
|
DECL_IUNKNOWN
|
|
|
|
// IEnumVariant
|
|
virtual /* [local] */ HRESULT STDMETHODCALLTYPE Next(
|
|
/* [in] */ ULONG aCount,
|
|
/* [length_is][size_is][out] */ VARIANT* aItems,
|
|
/* [out] */ ULONG* aCountFetched);
|
|
|
|
virtual HRESULT STDMETHODCALLTYPE Skip(
|
|
/* [in] */ ULONG aCount);
|
|
|
|
virtual HRESULT STDMETHODCALLTYPE Reset();
|
|
|
|
virtual HRESULT STDMETHODCALLTYPE Clone(
|
|
/* [out] */ IEnumVARIANT** aEnumVaraint);
|
|
|
|
private:
|
|
ChildrenEnumVariant() = delete;
|
|
ChildrenEnumVariant& operator=(const ChildrenEnumVariant&) = delete;
|
|
|
|
ChildrenEnumVariant(const ChildrenEnumVariant& aEnumVariant)
|
|
: mAnchorAcc(aEnumVariant.mAnchorAcc),
|
|
mCurAcc(aEnumVariant.mCurAcc),
|
|
mCurIndex(aEnumVariant.mCurIndex) {}
|
|
virtual ~ChildrenEnumVariant() {}
|
|
|
|
protected:
|
|
RefPtr<AccessibleWrap> mAnchorAcc;
|
|
Accessible* mCurAcc;
|
|
uint32_t mCurIndex;
|
|
};
|
|
|
|
} // namespace a11y
|
|
} // namespace mozilla
|
|
|
|
#endif
|