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// Copyright (C) 2021 The Qt Company Ltd.
// Copyright (C) 2019 Luxoft Sweden AB
// Copyright (C) 2018 Pelagicore AG
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QIFSERVICEMANAGER_H
#define QIFSERVICEMANAGER_H
#include <QtCore/QAbstractListModel>
#include <QtQml/QQmlEngine>
#include <QtInterfaceFramework/qtifglobal.h>
#include <QtInterfaceFramework/QIfServiceObject>
QT_BEGIN_NAMESPACE
class QIfServiceObject;
class QIfServiceManagerPrivate;
class Q_QTINTERFACEFRAMEWORK_EXPORT QIfServiceObjectHandle
{
Q_GADGET
QML_VALUE_TYPE(serviceObjectHandle)
QML_ADDED_IN_VERSION(6, 8)
Q_PROPERTY(bool valid READ isValid FINAL)
Q_PROPERTY(bool loaded READ isLoaded FINAL)
Q_PROPERTY(QIfServiceObject *serviceObject READ serviceObject FINAL)
public:
QIfServiceObjectHandle() = default;
~QIfServiceObjectHandle() = default;
QIfServiceObjectHandle(const QIfServiceObjectHandle &) = default;
bool isValid() const;
bool isLoaded() const;
QIfServiceObject *serviceObject() const;
QIfServiceObjectHandle& operator=(const QIfServiceObjectHandle&) = default;
bool operator==(QIfServiceObjectHandle other) const { return m_handle == other.m_handle; }
bool operator!=(QIfServiceObjectHandle other) const { return !(*this == other); }
private:
QIfServiceObjectHandle(void *handle);
void *m_handle = nullptr;
friend class QIfServiceManagerPrivate;
friend class QIfServiceManager;
};
class Q_QTINTERFACEFRAMEWORK_EXPORT QIfServiceManager : public QAbstractListModel
{
Q_OBJECT
QML_NAMED_ELEMENT(ServiceManager)
QML_SINGLETON
public:
enum Roles {
NameRole = Qt::DisplayRole,
ServiceObjectRole = Qt::UserRole,
InterfacesRole,
ServiceObjectHandleRole,
};
enum SearchFlag {
IncludeProductionBackends = 0x01,
IncludeSimulationBackends = 0x02,
IncludeAll = IncludeProductionBackends | IncludeSimulationBackends,
};
Q_DECLARE_FLAGS(SearchFlags, SearchFlag)
Q_FLAG(SearchFlags)
enum BackendType {
ProductionBackend,
SimulationBackend
};
Q_ENUM(BackendType)
static QIfServiceManager *instance();
static QIfServiceManager *create(QQmlEngine *, QJSEngine *);
~QIfServiceManager() override;
Q_INVOKABLE QList<QIfServiceObject*> findServiceByInterface(const QString &interface, QIfServiceManager::SearchFlags searchFlags = IncludeAll, const QStringList &preferredBackends = QStringList());
Q_REVISION(6, 8) Q_INVOKABLE QList<QIfServiceObjectHandle> findServiceHandleByInterface(const QString &interface, QIfServiceManager::SearchFlags searchFlags = IncludeAll, const QStringList &preferredBackends = QStringList());
Q_INVOKABLE bool hasInterface(const QString &interface) const;
bool registerService(QObject *serviceBackendInterface, const QStringList &interfaces, QIfServiceManager::BackendType backendType = ProductionBackend);
void unloadAllBackends();
int rowCount(const QModelIndex &parent = QModelIndex()) const override;
QVariant data(const QModelIndex &index, int role) const override;
QHash<int, QByteArray> roleNames() const override;
Q_REVISION(6, 8) Q_INVOKABLE void loadServiceObject(QIfServiceObjectHandle handle, bool async = false);
Q_SIGNALS:
void serviceObjectLoaded(QIfServiceObjectHandle handle);
private:
explicit QIfServiceManager(QObject *parent = nullptr);
QIfServiceManagerPrivate * const d_ptr;
Q_DECLARE_PRIVATE(QIfServiceManager)
friend class QIfServiceObjectHandle;
};
QT_END_NAMESPACE
#endif // QIFSERVICEMANAGER_H
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