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6 | ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
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39 | |
40 | // |
41 | // W A R N I N G |
42 | // ------------- |
43 | // |
44 | // This file is not part of the Qt API. It exists purely as an |
45 | // implementation detail. This header file may change from version to |
46 | // version without notice, or even be removed. |
47 | // |
48 | // We mean it. |
49 | |
50 | #ifndef Patternist_ElementConstructor_H |
51 | #define Patternist_ElementConstructor_H |
52 | |
53 | #include <QUrl> |
54 | |
55 | #include <private/qpaircontainer_p.h> |
56 | |
57 | QT_BEGIN_NAMESPACE |
58 | |
59 | namespace QPatternist |
60 | { |
61 | /** |
62 | * @short Constructs an element node. This covers both computed and directly constructed |
63 | * element nodes. |
64 | * |
65 | * @see <a href="http://www.w3.org/TR/xquery/#id-constructors">XQuery |
66 | * 1.0: An XML Query Language, 3.7 Constructors</a> |
67 | * @author Frans Englich <frans.englich@nokia.com> |
68 | * @ingroup Patternist_expressions |
69 | */ |
70 | class ElementConstructor : public PairContainer |
71 | { |
72 | public: |
73 | ElementConstructor(const Expression::Ptr &operand1, |
74 | const Expression::Ptr &operand2, |
75 | const bool isXSLT); |
76 | |
77 | virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const; |
78 | virtual void evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const; |
79 | |
80 | virtual SequenceType::Ptr staticType() const; |
81 | |
82 | /** |
83 | * The first operand must be exactly one @c xs:QName, and the second |
84 | * argument can be zero or more items. |
85 | */ |
86 | virtual SequenceType::List expectedOperandTypes() const; |
87 | |
88 | virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const; |
89 | virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context, |
90 | const SequenceType::Ptr &reqType); |
91 | virtual Properties properties() const; |
92 | |
93 | private: |
94 | QUrl m_staticBaseURI; |
95 | const bool m_isXSLT; |
96 | }; |
97 | } |
98 | |
99 | QT_END_NAMESPACE |
100 | |
101 | #endif |
102 | |