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Diffstat (limited to 'src/xmlpatterns/iterators/qindexofiterator.cpp')
-rw-r--r-- | src/xmlpatterns/iterators/qindexofiterator.cpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/xmlpatterns/iterators/qindexofiterator.cpp b/src/xmlpatterns/iterators/qindexofiterator.cpp new file mode 100644 index 0000000..df7edeb --- /dev/null +++ b/src/xmlpatterns/iterators/qindexofiterator.cpp @@ -0,0 +1,115 @@ +/**************************************************************************** +** +** 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 "qinteger_p.h" + +#include "qindexofiterator_p.h" + +QT_BEGIN_NAMESPACE + +using namespace QPatternist; + +IndexOfIterator::IndexOfIterator(const Item::Iterator::Ptr &seq, + const Item &searchParam, + const AtomicComparator::Ptr &comp, + const DynamicContext::Ptr &context, + const Expression::ConstPtr &expr) + : m_seq(seq) + , m_searchParam(searchParam) + , m_context(context) + , m_expr(expr) + , m_position(0) + , m_seqPos(0) +{ + Q_ASSERT(seq); + Q_ASSERT(searchParam); + prepareComparison(comp); +} + +Item IndexOfIterator::next() +{ + if(m_position == -1) + return Item(); + + const Item item(m_seq->next()); + ++m_seqPos; + + if(!item) + { + m_current.reset(); + m_position = -1; + return Item(); + } + + if(flexibleCompare(item, m_searchParam, m_context)) + { + ++m_position; + return Integer::fromValue(m_seqPos); + } + + return next(); +} + +Item IndexOfIterator::current() const +{ + return m_current; +} + +xsInteger IndexOfIterator::position() const +{ + return m_position; +} + +Item::Iterator::Ptr IndexOfIterator::copy() const +{ + return Item::Iterator::Ptr(new IndexOfIterator(m_seq->copy(), + m_searchParam, + comparator(), + m_context, + m_expr)); +} + +const SourceLocationReflection *IndexOfIterator::actualReflection() const +{ + return m_expr.data(); +} + +QT_END_NAMESPACE |