Mypal68/accessible/ipc/win/ProxyAccessible.h
2024-02-16 13:22:56 +02:00

60 lines
1.6 KiB
C++

/* 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_ProxyAccessible_h
#define mozilla_a11y_ProxyAccessible_h
#include "Accessible.h"
#include "mozilla/a11y/ProxyAccessibleBase.h"
#include "mozilla/a11y/Role.h"
#include "nsString.h"
#include "nsTArray.h"
#include "nsRect.h"
#include <oleacc.h>
namespace mozilla {
namespace a11y {
class ProxyAccessible : public ProxyAccessibleBase<ProxyAccessible> {
public:
ProxyAccessible(uint64_t aID, ProxyAccessible* aParent,
DocAccessibleParent* aDoc, role aRole, uint32_t aInterfaces)
: ProxyAccessibleBase(aID, aParent, aDoc, aRole, aInterfaces),
mSafeToRecurse(true) {
MOZ_COUNT_CTOR(ProxyAccessible);
}
MOZ_COUNTED_DTOR(ProxyAccessible)
#include "mozilla/a11y/ProxyAccessibleShared.h"
bool GetCOMInterface(void** aOutAccessible) const;
void SetCOMInterface(const RefPtr<IAccessible>& aIAccessible) {
if (aIAccessible) {
mCOMProxy = aIAccessible;
} else {
// If we were supposed to be receiving an interface (hence the call to
// this function), but the interface turns out to be null, then we're
// broken for some reason.
mSafeToRecurse = false;
}
}
protected:
explicit ProxyAccessible(DocAccessibleParent* aThisAsDoc)
: ProxyAccessibleBase(aThisAsDoc) {
MOZ_COUNT_CTOR(ProxyAccessible);
}
private:
RefPtr<IAccessible> mCOMProxy;
bool mSafeToRecurse;
};
} // namespace a11y
} // namespace mozilla
#endif