Qt 4.8
qt-4.8.6
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xmlpatterns
expr
qpositionalvariablereference.cpp
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/****************************************************************************
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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#include "
qcommonsequencetypes_p.h
"
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#include "
qinteger_p.h
"
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#include "
qpositionalvariablereference_p.h
"
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QT_BEGIN_NAMESPACE
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using namespace
QPatternist
;
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PositionalVariableReference::PositionalVariableReference
(
const
VariableSlotID
s) :
VariableReference
(s)
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{
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}
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Item
PositionalVariableReference::evaluateSingleton
(
const
DynamicContext::Ptr
&context)
const
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{
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Q_ASSERT
(context);
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Q_ASSERT
(context->
positionIterator
(
slot
()));
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return
Integer::fromValue
(context->
positionIterator
(
slot
())->position());
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}
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bool
PositionalVariableReference::evaluateEBV
(
const
DynamicContext::Ptr
&)
const
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{
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return
true
;
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}
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SequenceType::Ptr
PositionalVariableReference::staticType
()
const
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{
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return
CommonSequenceTypes::ExactlyOneInteger
;
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}
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Expression::Properties
PositionalVariableReference::properties
()
const
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{
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return
DependsOnLocalVariable
;
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}
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ExpressionVisitorResult::Ptr
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PositionalVariableReference::accept
(
const
ExpressionVisitor::Ptr
&visitor)
const
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{
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return
visitor->visit(
this
);
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}
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QT_END_NAMESPACE
QPatternist::VariableSlotID
qint32 VariableSlotID
Definition:
qprimitives_p.h:139
QT_END_NAMESPACE
#define QT_END_NAMESPACE
This macro expands to.
Definition:
qglobal.h:90
QExplicitlySharedDataPointer< DynamicContext >
QPatternist::PositionalVariableReference::evaluateEBV
virtual bool evaluateEBV(const DynamicContext::Ptr &context) const
Definition:
qpositionalvariablereference.cpp:62
QPatternist::DynamicContext::positionIterator
virtual Item::Iterator::Ptr positionIterator(const VariableSlotID slot) const =0
Q_ASSERT
#define Q_ASSERT(cond)
Definition:
qglobal.h:1823
QPatternist::Integer::fromValue
static Item fromValue(const xsInteger num)
Definition:
qinteger.cpp:52
QPatternist::PositionalVariableReference::PositionalVariableReference
PositionalVariableReference(const VariableSlotID slot)
Definition:
qpositionalvariablereference.cpp:51
QPatternist::CommonSequenceTypes::ExactlyOneInteger
static const SequenceType::Ptr ExactlyOneInteger
Definition:
qcommonsequencetypes_p.h:141
QPatternist::VariableReference::slot
VariableSlotID slot() const
Definition:
qvariablereference_p.h:110
QPatternist::PositionalVariableReference::accept
virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const
Definition:
qpositionalvariablereference.cpp:79
QT_BEGIN_NAMESPACE
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition:
qglobal.h:89
qinteger_p.h
QPatternist::Expression::DependsOnLocalVariable
Definition:
qexpression_p.h:323
QPatternist
The namespace for the internal API of QtXmlPatterns.
Definition:
qacceliterators_p.h:62
qpositionalvariablereference_p.h
QPatternist::PositionalVariableReference::properties
virtual Properties properties() const
Definition:
qpositionalvariablereference.cpp:72
QPatternist::Item
Represents an item in the XPath 2.0 Data Model.
Definition:
qitem_p.h:182
QPatternist::PositionalVariableReference::evaluateSingleton
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
Definition:
qpositionalvariablereference.cpp:55
QPatternist::VariableReference
Baseclass for classes being references to variables.
Definition:
qvariablereference_p.h:71
qcommonsequencetypes_p.h
QPatternist::PositionalVariableReference::staticType
virtual SequenceType::Ptr staticType() const
Definition:
qpositionalvariablereference.cpp:67
QFlags
The QFlags class provides a type-safe way of storing OR-combinations of enum values.
Definition:
qglobal.h:2313
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