1 | // Copyright (C) 2015 basysKom GmbH, opensource@basyskom.com |
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 QOPCUACONTENTFILTERELEMENT_H |
5 | #define QOPCUACONTENTFILTERELEMENT_H |
6 | |
7 | #include <QtOpcUa/qopcuaglobal.h> |
8 | |
9 | #include <QtCore/qshareddata.h> |
10 | #include <QtCore/qvariant.h> |
11 | #include <QtCore/qlist.h> |
12 | |
13 | QT_BEGIN_NAMESPACE |
14 | |
15 | class QOpcUaSimpleAttributeOperand; |
16 | class QOpcUaAttributeOperand; |
17 | class QOpcUaElementOperand; |
18 | class QOpcUaLiteralOperand; |
19 | |
20 | class QOpcUaContentFilterElementData; |
21 | class Q_OPCUA_EXPORT QOpcUaContentFilterElement |
22 | { |
23 | public: |
24 | QOpcUaContentFilterElement(); |
25 | QOpcUaContentFilterElement(const QOpcUaContentFilterElement &); |
26 | QOpcUaContentFilterElement &operator=(const QOpcUaContentFilterElement &); |
27 | #if QT_OPCUA_REMOVED_SINCE(6, 7) |
28 | bool operator==(const QOpcUaContentFilterElement &rhs) const; |
29 | #endif |
30 | operator QVariant() const; |
31 | ~QOpcUaContentFilterElement(); |
32 | |
33 | // Specified in OPC UA 1.05 part 4, 7.7.3 |
34 | enum FilterOperator : quint32 { |
35 | Equals = 0, |
36 | IsNull = 1, |
37 | GreaterThan = 2, |
38 | LessThan = 3, |
39 | GreaterThanOrEqual = 4, |
40 | LessThanOrEqual = 5, |
41 | Like = 6, |
42 | Not = 7, |
43 | Between = 8, |
44 | InList = 9, |
45 | And = 10, |
46 | Or = 11, |
47 | Cast = 12, |
48 | InView = 13, |
49 | OfType = 14, |
50 | RelatedTo = 15, |
51 | BitwiseAnd = 16, |
52 | BitwiseOr = 17, |
53 | }; |
54 | |
55 | QOpcUaContentFilterElement &operator<<(FilterOperator op); |
56 | QOpcUaContentFilterElement &operator<<(const QOpcUaSimpleAttributeOperand &op); |
57 | QOpcUaContentFilterElement &operator<<(const QOpcUaAttributeOperand &op); |
58 | QOpcUaContentFilterElement &operator<<(const QOpcUaLiteralOperand &op); |
59 | QOpcUaContentFilterElement &operator<<(const QOpcUaElementOperand &op); |
60 | |
61 | |
62 | QOpcUaContentFilterElement::FilterOperator filterOperator() const; |
63 | void setFilterOperator(QOpcUaContentFilterElement::FilterOperator filterOperator); |
64 | |
65 | QList<QVariant> filterOperands() const; |
66 | QList<QVariant> &filterOperandsRef(); |
67 | void setFilterOperands(const QList<QVariant> &filterOperands); |
68 | |
69 | private: |
70 | QSharedDataPointer<QOpcUaContentFilterElementData> data; |
71 | |
72 | friend Q_OPCUA_EXPORT bool comparesEqual(const QOpcUaContentFilterElement &lhs, |
73 | const QOpcUaContentFilterElement &rhs) noexcept; |
74 | |
75 | friend bool operator==(const QOpcUaContentFilterElement &lhs, |
76 | const QOpcUaContentFilterElement &rhs) noexcept |
77 | { return comparesEqual(lhs, rhs); } |
78 | friend bool operator!=(const QOpcUaContentFilterElement &lhs, |
79 | const QOpcUaContentFilterElement &rhs) noexcept |
80 | { return !comparesEqual(lhs, rhs); } |
81 | }; |
82 | |
83 | QT_END_NAMESPACE |
84 | |
85 | Q_DECLARE_METATYPE(QOpcUaContentFilterElement) |
86 | |
87 | #endif // QOPCUACONTENTFILTERELEMENT_H |
88 | |