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Diffstat (limited to 'src/xmlpatterns/expr/qexpressionvariablereference.cpp')
-rw-r--r-- | src/xmlpatterns/expr/qexpressionvariablereference.cpp | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/xmlpatterns/expr/qexpressionvariablereference.cpp b/src/xmlpatterns/expr/qexpressionvariablereference.cpp new file mode 100644 index 0000000..c327971 --- /dev/null +++ b/src/xmlpatterns/expr/qexpressionvariablereference.cpp @@ -0,0 +1,93 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include "qexpressionvariablereference_p.h" + +QT_BEGIN_NAMESPACE + +using namespace QPatternist; + +ExpressionVariableReference::ExpressionVariableReference(const VariableSlotID slotP, + const VariableDeclaration::Ptr &varDecl) : VariableReference(slotP) + , m_varDecl(varDecl) +{ +} + +bool ExpressionVariableReference::evaluateEBV(const DynamicContext::Ptr &context) const +{ + return context->expressionVariable(slot())->evaluateEBV(context); +} + +Item ExpressionVariableReference::evaluateSingleton(const DynamicContext::Ptr &context) const +{ + return context->expressionVariable(slot())->evaluateSingleton(context); +} + +Item::Iterator::Ptr ExpressionVariableReference::evaluateSequence(const DynamicContext::Ptr &context) const +{ + return context->expressionVariable(slot())->evaluateSequence(context); +} +Expression::Ptr ExpressionVariableReference::typeCheck(const StaticContext::Ptr &context, + const SequenceType::Ptr &reqType) +{ + if(m_varDecl->canSourceRewrite) + return m_varDecl->expression()->typeCheck(context, reqType); + else + return VariableReference::typeCheck(context, reqType); +} + +Expression::ID ExpressionVariableReference::id() const +{ + return IDExpressionVariableReference; +} + +ExpressionVisitorResult::Ptr ExpressionVariableReference::accept(const ExpressionVisitor::Ptr &visitor) const +{ + return visitor->visit(this); +} + +SequenceType::Ptr ExpressionVariableReference::staticType() const +{ + return m_varDecl->expression()->staticType(); +} + +QT_END_NAMESPACE |