| 1 | // Copyright (C) 2018 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #ifndef QOPCUA_OPCUAMETHODNODE_P_H |
| 5 | #define QOPCUA_OPCUAMETHODNODE_P_H |
| 6 | |
| 7 | #include <private/opcuanode_p.h> |
| 8 | #include <private/opcuamethodargument_p.h> |
| 9 | #include <private/opcuastatus_p.h> |
| 10 | |
| 11 | #include <QQmlListProperty> |
| 12 | #include <QList> |
| 13 | |
| 14 | // |
| 15 | // W A R N I N G |
| 16 | // ------------- |
| 17 | // |
| 18 | // This file is not part of the Qt API. It exists purely as an |
| 19 | // implementation detail. This header file may change from version to |
| 20 | // version without notice, or even be removed. |
| 21 | // |
| 22 | // We mean it. |
| 23 | // |
| 24 | |
| 25 | QT_BEGIN_NAMESPACE |
| 26 | |
| 27 | class OpcUaNodeIdType; |
| 28 | |
| 29 | class OpcUaMethodNode : public OpcUaNode |
| 30 | { |
| 31 | Q_OBJECT |
| 32 | Q_PROPERTY(OpcUaNodeIdType* objectNodeId READ objectNodeId WRITE setObjectNodeId NOTIFY objectNodeIdChanged) |
| 33 | Q_PROPERTY(QQmlListProperty<OpcUaMethodArgument> inputArguments READ inputArguments NOTIFY inputArgumentsChanged) |
| 34 | Q_PROPERTY(QVariantList outputArguments READ outputArguments NOTIFY outputArgumentsChanged) |
| 35 | Q_PROPERTY(OpcUaStatus resultStatus READ resultStatus NOTIFY resultStatusChanged) |
| 36 | |
| 37 | QML_NAMED_ELEMENT(MethodNode) |
| 38 | QML_ADDED_IN_VERSION(5, 12) |
| 39 | |
| 40 | public: |
| 41 | OpcUaMethodNode(QObject *parent = nullptr); |
| 42 | OpcUaNodeIdType *objectNodeId() const; |
| 43 | |
| 44 | QQmlListProperty<OpcUaMethodArgument> inputArguments(); |
| 45 | QVariantList outputArguments(); |
| 46 | OpcUaStatus resultStatus() const; |
| 47 | |
| 48 | public slots: |
| 49 | void setObjectNodeId(OpcUaNodeIdType *nodeId); |
| 50 | void callMethod(); |
| 51 | |
| 52 | signals: |
| 53 | void objectNodeIdChanged(); |
| 54 | void inputArgumentsChanged(); |
| 55 | void outputArgumentsChanged(); |
| 56 | |
| 57 | void resultStatusChanged(OpcUaStatus status); |
| 58 | |
| 59 | private slots: |
| 60 | void handleObjectNodeIdChanged(); |
| 61 | void handleMethodCallFinished(QString methodNodeId, QVariant result, QOpcUa::UaStatusCode statusCode); |
| 62 | |
| 63 | private: |
| 64 | void setupNode(const QString &absolutePath) override; |
| 65 | bool checkValidity() override; |
| 66 | |
| 67 | static void appendArgument(QQmlListProperty<OpcUaMethodArgument>*, OpcUaMethodArgument *); |
| 68 | static qsizetype argumentCount(QQmlListProperty<OpcUaMethodArgument>*); |
| 69 | static OpcUaMethodArgument* argument(QQmlListProperty<OpcUaMethodArgument>*, qsizetype); |
| 70 | static void clearArguments(QQmlListProperty<OpcUaMethodArgument>*); |
| 71 | |
| 72 | private: |
| 73 | OpcUaNodeIdType *m_objectNodeId = nullptr; |
| 74 | OpcUaNode *m_objectNode = nullptr; |
| 75 | QList<OpcUaMethodArgument*> m_inputArguments; |
| 76 | QVariantList m_outputArguments; |
| 77 | OpcUaStatus m_resultStatus; |
| 78 | }; |
| 79 | |
| 80 | QT_END_NAMESPACE |
| 81 | |
| 82 | #endif // QOPCUA_OPCUAMETHODNODE_P_H |
| 83 |