Qt 4.8
qexpressionvariablereference_p.h
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41 
42 //
43 // W A R N I N G
44 // -------------
45 //
46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
49 //
50 // We mean it.
51 
52 #ifndef Patternist_ExpressionVariableReference_H
53 #define Patternist_ExpressionVariableReference_H
54 
55 #include "qvariabledeclaration_p.h"
56 #include "qvariablereference_p.h"
57 
59 
61 
62 namespace QPatternist
63 {
77  {
78  public:
80  const VariableDeclaration *varDecl);
81 
82  virtual bool evaluateEBV(const DynamicContext::Ptr &context) const;
83  virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
84  virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const;
85 
86  virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,
87  const SequenceType::Ptr &reqType);
88  virtual SequenceType::Ptr staticType() const;
89  virtual ID id() const;
90  virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;
91 
92  inline const Expression::Ptr &sourceExpression() const;
93  inline const VariableDeclaration *variableDeclaration() const;
94  private:
96  };
97 
99  {
100  return m_varDecl->expression();
101  }
102 
104  {
105  return m_varDecl;
106  }
107 
108 }
109 
111 
113 
114 #endif
qint32 VariableSlotID
virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const
virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context, const SequenceType::Ptr &reqType)
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
Represents a declared variable. Only used at the compilation stage.
ExpressionVariableReference(const VariableSlotID slot, const VariableDeclaration *varDecl)
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
The namespace for the internal API of QtXmlPatterns.
A reference to a variable declared with declare variable or let.
Represents an item in the XPath 2.0 Data Model.
Definition: qitem_p.h:182
virtual bool evaluateEBV(const DynamicContext::Ptr &context) const
Baseclass for classes being references to variables.
const VariableDeclaration * variableDeclaration() const
#define QT_END_HEADER
Definition: qglobal.h:137
const Expression::Ptr & expression() const