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77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_a11y_RemoteAccessible_h
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#define mozilla_a11y_RemoteAccessible_h
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#include "LocalAccessible.h"
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#include "mozilla/a11y/RemoteAccessibleBase.h"
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#include "mozilla/a11y/Role.h"
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#include "nsString.h"
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#include "nsTArray.h"
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#include "nsRect.h"
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#include <oleacc.h>
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namespace mozilla {
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namespace a11y {
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/**
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* Windows specific functionality for an accessibility tree node that originated
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* in the parent process.
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*/
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class RemoteAccessible : public RemoteAccessibleBase<RemoteAccessible> {
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public:
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RemoteAccessible(uint64_t aID, RemoteAccessible* aParent,
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DocAccessibleParent* aDoc, role aRole, AccType aType,
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AccGenericType aGenericTypes, uint8_t aRoleMapEntryIndex)
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: RemoteAccessibleBase(aID, aParent, aDoc, aRole, aType, aGenericTypes,
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aRoleMapEntryIndex) {
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MOZ_COUNT_CTOR(RemoteAccessible);
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}
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MOZ_COUNTED_DTOR(RemoteAccessible)
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#include "mozilla/a11y/RemoteAccessibleShared.h"
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virtual void TakeFocus() const override;
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virtual void SetCaretOffset(int32_t aOffset) override;
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bool GetCOMInterface(void** aOutAccessible) const;
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void SetCOMInterface(const RefPtr<IAccessible>& aIAccessible) {
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if (aIAccessible) {
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mCOMProxy = aIAccessible;
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} else {
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// If we were supposed to be receiving an interface (hence the call to
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// this function), but the interface turns out to be null, then we're
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// broken for some reason.
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mSafeToRecurse = false;
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}
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}
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protected:
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explicit RemoteAccessible(DocAccessibleParent* aThisAsDoc)
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: RemoteAccessibleBase(aThisAsDoc) {
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MOZ_COUNT_CTOR(RemoteAccessible);
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}
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private:
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RefPtr<IAccessible> mCOMProxy;
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bool mSafeToRecurse = true;
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};
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////////////////////////////////////////////////////////////////////////////////
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// RemoteAccessible downcasting method
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inline RemoteAccessible* Accessible::AsRemote() {
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return IsRemote() ? static_cast<RemoteAccessible*>(this) : nullptr;
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}
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} // namespace a11y
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} // namespace mozilla
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#endif
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