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/****************************************************************************
**
** Copyright (C) 2021 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 QOPCUAHISTORYREADRESPONSE_H
#define QOPCUAHISTORYREADRESPONSE_H
#include <QtOpcUa/qopcuahistorydata.h>
#include <QtOpcUa/qopcuaglobal.h>
#include <QtOpcUa/qopcuahistoryreadrawrequest.h>
#include <QtCore/qpointer.h>
QT_BEGIN_NAMESPACE
class QOpcUaHistoryReadResponseImpl;
class QOpcUaHistoryReadResponsePrivate;
class Q_OPCUA_EXPORT QOpcUaHistoryReadResponse : public QObject {
Q_OBJECT
Q_DECLARE_PRIVATE(QOpcUaHistoryReadResponse)
public:
QOpcUaHistoryReadResponse(QOpcUaHistoryReadResponseImpl *impl);
enum class State {
Unknown,
Reading,
Finished,
MoreDataAvailable,
Error
};
Q_ENUM(State)
bool hasMoreData() const;
bool readMoreData();
State state() const;
bool releaseContinuationPoints();
QList<QOpcUaHistoryData> data() const;
QOpcUa::UaStatusCode serviceResult() const;
Q_SIGNALS:
void readHistoryDataFinished(QList<QOpcUaHistoryData> results, QOpcUa::UaStatusCode serviceResult);
void stateChanged(State state);
};
QT_END_NAMESPACE
#endif // QOPCUAHISTORYREADRESPONSE_H
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