Qt 4.8
qt-4.8.6
src
xmlpatterns
expr
qrangevariablereference.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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** Alternatively, this file may be used under the terms of the GNU
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****************************************************************************/
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#include "
qboolean_p.h
"
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#include "
qgenericsequencetype_p.h
"
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#include "
qrangevariablereference_p.h
"
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QT_BEGIN_NAMESPACE
48
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using namespace
QPatternist
;
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RangeVariableReference::RangeVariableReference
(
const
Expression::Ptr
&source,
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const
VariableSlotID
slotP) :
VariableReference
(slotP),
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m_sourceExpression(source)
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{
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Q_ASSERT
(source);
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}
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bool
RangeVariableReference::evaluateEBV
(
const
DynamicContext::Ptr
&context)
const
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{
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Q_ASSERT_X
(context->
rangeVariable
(
slot
()),
Q_FUNC_INFO
,
"The range variable must be set."
);
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return
Boolean::evaluateEBV
(context->
rangeVariable
(
slot
()), context);
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}
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Item
RangeVariableReference::evaluateSingleton
(
const
DynamicContext::Ptr
&context)
const
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{
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Q_ASSERT_X
(context->
rangeVariable
(
slot
()),
Q_FUNC_INFO
,
"The range variable must be set."
);
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return
context->
rangeVariable
(
slot
());
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}
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SequenceType::Ptr
RangeVariableReference::staticType
()
const
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{
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return
makeGenericSequenceType(
m_sourceExpression
->
staticType
()->
itemType
(),
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Cardinality::exactlyOne
());
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}
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Expression::ID
RangeVariableReference::id
()
const
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{
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return
IDRangeVariableReference
;
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}
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ExpressionVisitorResult::Ptr
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RangeVariableReference::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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Expression::Properties
RangeVariableReference::properties
()
const
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{
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return
DependsOnLocalVariable
;
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}
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QT_END_NAMESPACE
QPatternist::VariableSlotID
qint32 VariableSlotID
Definition:
qprimitives_p.h:139
qrangevariablereference_p.h
QT_END_NAMESPACE
#define QT_END_NAMESPACE
This macro expands to.
Definition:
qglobal.h:90
QPatternist::DynamicContext::rangeVariable
virtual Item rangeVariable(const VariableSlotID slot) const =0
QExplicitlySharedDataPointer< Expression >
QPatternist::RangeVariableReference::accept
virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const
Definition:
qrangevariablereference.cpp:82
QPatternist::RangeVariableReference::staticType
virtual SequenceType::Ptr staticType() const
Definition:
qrangevariablereference.cpp:70
QPatternist::RangeVariableReference::evaluateSingleton
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
Definition:
qrangevariablereference.cpp:64
qboolean_p.h
QPatternist::Boolean::evaluateEBV
static bool evaluateEBV(const Item::Iterator::Ptr &e, const QExplicitlySharedDataPointer< DynamicContext > &)
Definition:
qboolean.cpp:55
QPatternist::RangeVariableReference::id
virtual ID id() const
Definition:
qrangevariablereference.cpp:76
Q_ASSERT
#define Q_ASSERT(cond)
Definition:
qglobal.h:1823
QPatternist::RangeVariableReference::evaluateEBV
virtual bool evaluateEBV(const DynamicContext::Ptr &context) const
Definition:
qrangevariablereference.cpp:58
QPatternist::VariableReference::slot
VariableSlotID slot() const
Definition:
qvariablereference_p.h:110
QT_BEGIN_NAMESPACE
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition:
qglobal.h:89
QPatternist::Expression::DependsOnLocalVariable
Definition:
qexpression_p.h:323
QPatternist::RangeVariableReference::properties
virtual Properties properties() const
Definition:
qrangevariablereference.cpp:87
QPatternist
The namespace for the internal API of QtXmlPatterns.
Definition:
qacceliterators_p.h:62
QPatternist::RangeVariableReference::RangeVariableReference
RangeVariableReference(const Expression::Ptr &sourceExpression, const VariableSlotID slot)
Definition:
qrangevariablereference.cpp:51
QPatternist::Expression::staticType
virtual SequenceType::Ptr staticType() const =0
Q_ASSERT_X
#define Q_ASSERT_X(cond, where, what)
Definition:
qglobal.h:1837
QPatternist::Item
Represents an item in the XPath 2.0 Data Model.
Definition:
qitem_p.h:182
QPatternist::RangeVariableReference::m_sourceExpression
const Expression::Ptr m_sourceExpression
Definition:
qrangevariablereference_p.h:92
qgenericsequencetype_p.h
QPatternist::VariableReference
Baseclass for classes being references to variables.
Definition:
qvariablereference_p.h:71
QPatternist::Cardinality::exactlyOne
static Cardinality exactlyOne()
Definition:
qcardinality_p.h:137
QPatternist::Expression::ID
ID
Definition:
qexpression_p.h:365
QPatternist::Expression::IDRangeVariableReference
Definition:
qexpression_p.h:432
QFlags
The QFlags class provides a type-safe way of storing OR-combinations of enum values.
Definition:
qglobal.h:2313
QPatternist::SequenceType::itemType
virtual ItemType::Ptr itemType() const =0
Q_FUNC_INFO
#define Q_FUNC_INFO
Definition:
qglobal.h:1871
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