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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "fsengine.h"
#ifdef QTC_UTILS_WITH_FSENGINE
#include "fsenginehandler.h"
#else
class Utils::Internal::FSEngineHandler
{};
#endif
#include <QMutex>
#include <memory>
namespace Utils {
FSEngine::FSEngine()
: m_engineHandler(std::make_unique<Internal::FSEngineHandler>())
{}
FSEngine::~FSEngine() {}
bool FSEngine::isAvailable()
{
#ifdef QTC_UTILS_WITH_FSENGINE
return true;
#else
return false;
#endif
}
template<class T>
class Locked
{
public:
Locked(QMutex *mutex, T &object)
: m_object(object)
, m_locker(mutex)
{}
T *operator->() const noexcept { return &m_object; }
const T operator*() const noexcept { return m_object; }
private:
T &m_object;
QMutexLocker<QMutex> m_locker;
};
static Locked<Utils::FilePaths> deviceRoots()
{
static FilePaths g_deviceRoots;
static QMutex mutex;
return {&mutex, g_deviceRoots};
}
static Locked<QStringList> deviceSchemes()
{
static QStringList g_deviceSchemes{"device"};
static QMutex mutex;
return {&mutex, g_deviceSchemes};
}
FilePaths FSEngine::registeredDeviceRoots()
{
return *deviceRoots();
}
void FSEngine::addDevice(const FilePath &deviceRoot)
{
deviceRoots()->append(deviceRoot);
}
void FSEngine::removeDevice(const FilePath &deviceRoot)
{
deviceRoots()->removeAll(deviceRoot);
}
void FSEngine::registerDeviceScheme(const QStringView scheme)
{
deviceSchemes()->append(scheme.toString());
}
void FSEngine::unregisterDeviceScheme(const QStringView scheme)
{
deviceSchemes()->removeAll(scheme.toString());
}
QStringList FSEngine::registeredDeviceSchemes()
{
return *deviceSchemes();
}
} // namespace Utils
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