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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
// Qt-Security score:significant reason:default
#ifndef RECURSIVEMETHODGUARD_P_H
#define RECURSIVEMETHODGUARD_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
QT_BEGIN_NAMESPACE
namespace QtVirtualKeyboard {
class RecursiveMethodGuard
{
Q_DISABLE_COPY_MOVE(RecursiveMethodGuard)
public:
explicit RecursiveMethodGuard(bool &flag) noexcept
: m_flag(flag), m_acquired(!flag)
{
if (m_acquired)
m_flag = true;
}
~RecursiveMethodGuard() noexcept
{
if (m_acquired)
m_flag = false;
}
[[nodiscard]] bool locked() const noexcept { return !m_acquired; }
private:
bool &m_flag;
const bool m_acquired;
};
}
QT_END_NAMESPACE
#endif // RECURSIVEMETHODGUARD_P_H