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/****************************************************************************
**
** Copyright (C) 2016 basysKom GmbH, opensource@basyskom.com
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtOpcUa module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QOPCUACLIENTIMPL_P_H
#define QOPCUACLIENTIMPL_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.
//
#include <QtOpcUa/qopcuaclient.h>
#include <QtOpcUa/qopcuaglobal.h>
#include <private/qopcuanodeimpl_p.h>
#include <QtCore/qobject.h>
#include <QtCore/qpointer.h>
#include <QtCore/qset.h>
QT_BEGIN_NAMESPACE
class QOpcUaNode;
class QOpcUaClient;
class QOpcUaBackend;
class QOpcUaMonitoringParameters;
class Q_OPCUA_EXPORT QOpcUaClientImpl : public QObject
{
Q_OBJECT
public:
QOpcUaClientImpl(QObject *parent = 0);
virtual ~QOpcUaClientImpl();
virtual void connectToEndpoint(const QUrl &url) = 0;
virtual void secureConnectToEndpoint(const QUrl &url) = 0;
virtual void disconnectFromEndpoint() = 0;
virtual QOpcUaNode *node(const QString &nodeId) = 0;
virtual bool isSecureConnectionSupported() const = 0;
virtual QString backend() const = 0;
void registerNode(QPointer<QOpcUaNodeImpl> obj);
void unregisterNode(QPointer<QOpcUaNodeImpl> obj);
void connectBackendWithClient(QOpcUaBackend *backend);
QOpcUaClient *m_client;
private Q_SLOTS:
void handleAttributesRead(uintptr_t handle, QVector<QOpcUaReadResult> attr, QOpcUa::UaStatusCode serviceResult);
void handleAttributeWritten(uintptr_t handle, QOpcUaNode::NodeAttribute attr, const QVariant &value, QOpcUa::UaStatusCode statusCode);
void handleAttributeUpdated(uintptr_t handle, QOpcUaNode::NodeAttribute attr, const QVariant &value);
void handleMonitoringEnableDisable(uintptr_t handle, QOpcUaNode::NodeAttribute attr, bool subscribe, QOpcUaMonitoringParameters status);
void handleMonitoringStatusChanged(uintptr_t handle, QOpcUaNode::NodeAttribute attr, QOpcUaMonitoringParameters::Parameters items,
QOpcUaMonitoringParameters param);
signals:
void connected();
void disconnected();
void stateAndOrErrorChanged(QOpcUaClient::ClientState state,
QOpcUaClient::ClientError error);
private:
Q_DISABLE_COPY(QOpcUaClientImpl)
QHash<uintptr_t, QPointer<QOpcUaNodeImpl>> m_handles;
};
inline uint qHash(const QPointer<QOpcUaNodeImpl>& n)
{
return ::qHash(n.data());
}
inline uint qHash(const QOpcUaNode::NodeAttribute& attr)
{
return ::qHash(static_cast<uint>(attr));
}
QT_END_NAMESPACE
#endif // QOPCUACLIENTIMPL_P_H
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