framelesshelper/include/FramelessHelper/Core/private/registrykey_p.h

95 lines
3.1 KiB
C++

/*
* MIT License
*
* Copyright (C) 2022 by wangwenx190 (Yuhang Zhao)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#pragma once
#include "framelesshelpercore_global.h"
#include <QtCore/qvariant.h>
#ifndef REGISTRYKEY_FORCE_QSETTINGS
# define REGISTRYKEY_FORCE_QSETTINGS (0)
#endif // REGISTRYKEY_FORCE_QSETTINGS
#ifndef REGISTRYKEY_IMPL
# if ((QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)) && !(REGISTRYKEY_FORCE_QSETTINGS))
# define REGISTRYKEY_IMPL (1)
# else // ((QT_VERSION < QT_VERSION_CHECK(5, 14, 0)) || REGISTRYKEY_FORCE_QSETTINGS)
# define REGISTRYKEY_IMPL (2)
# endif // ((QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)) && !REGISTRYKEY_FORCE_QSETTINGS)
#endif // REGISTRYKEY_IMPL
#ifndef REGISTRYKEY_QWINREGISTRYKEY
# define REGISTRYKEY_QWINREGISTRYKEY ((REGISTRYKEY_IMPL) == 1)
#endif // REGISTRYKEY_QWINREGISTRYKEY
#ifndef REGISTRYKEY_QSETTINGS
# define REGISTRYKEY_QSETTINGS ((REGISTRYKEY_IMPL) == 2)
#endif // REGISTRYKEY_QSETTINGS
QT_BEGIN_NAMESPACE
class QWinRegistryKey;
class QSettings;
QT_END_NAMESPACE
FRAMELESSHELPER_BEGIN_NAMESPACE
class FRAMELESSHELPER_CORE_API RegistryKey : public QObject
{
Q_OBJECT
Q_DISABLE_COPY_MOVE(RegistryKey)
public:
explicit RegistryKey(const Global::RegistryRootKey root, const QString &key, QObject *parent = nullptr);
~RegistryKey() override;
Q_NODISCARD Global::RegistryRootKey rootKey() const;
Q_NODISCARD QString subKey() const;
Q_NODISCARD bool isValid() const;
Q_NODISCARD QVariant value(const QString &name) const;
template<typename T>
Q_NODISCARD std::optional<T> value(const QString &name) const
{
const QVariant var = value(name);
if (var.isValid()) {
return qvariant_cast<T>(var);
}
return std::nullopt;
}
private:
Global::RegistryRootKey m_rootKey = Global::RegistryRootKey::CurrentUser;
QString m_subKey = {};
#if REGISTRYKEY_QWINREGISTRYKEY
QScopedPointer<QWinRegistryKey> m_registryKey;
#else
QScopedPointer<QSettings> m_settings;
#endif
};
FRAMELESSHELPER_END_NAMESPACE
Q_DECLARE_METATYPE2(FRAMELESSHELPER_PREPEND_NAMESPACE(RegistryKey))