Qt 4.8
qcurrentfn.cpp
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41 
42 #include "qcommonsequencetypes_p.h"
43 #include "qcurrentfn_p.h"
44 
46 
47 using namespace QPatternist;
48 
50 {
51  return context->currentItem();
52 }
53 
55 {
56  m_itemType = context->currentItemType();
57  return FunctionCall::compress(context);
58 }
59 
61  const SequenceType::Ptr &reqType)
62 {
63  m_itemType = context->currentItemType();
64  return FunctionCall::typeCheck(context, reqType);
65 }
66 
68 {
69  if(m_itemType)
70  return makeGenericSequenceType(m_itemType, Cardinality::exactlyOne());
71  else
73 }
74 
virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context, const SequenceType::Ptr &reqType)
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
virtual SequenceType::Ptr staticType() const
Definition: qcurrentfn.cpp:67
virtual Expression::Ptr compress(const StaticContext::Ptr &context)
Definition: qcurrentfn.cpp:54
virtual Expression::Ptr compress(const StaticContext::Ptr &context)
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
Definition: qcurrentfn.cpp:49
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
ItemType::Ptr m_itemType
Definition: qcurrentfn_p.h:81
The namespace for the internal API of QtXmlPatterns.
virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context, const SequenceType::Ptr &reqType)
Definition: qcurrentfn.cpp:60
virtual ItemType::Ptr currentItemType() const =0
The static type of the current item, as returned by fn:current().
Represents an item in the XPath 2.0 Data Model.
Definition: qitem_p.h:182
static const SequenceType::Ptr ExactlyOneItem
static Cardinality exactlyOne()
virtual Item currentItem() const =0
Returns the item that fn:current() returns.