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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
57QT_BEGIN_NAMESPACE
58
59namespace 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
99QT_END_NAMESPACE
100
101#endif
102

source code of qtxmlpatterns/src/xmlpatterns/expr/qelementconstructor_p.h