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     2 **

     3 ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.

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    16 ** GNU Lesser General Public License Usage

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #include "qxsdinstancereader_p.h"

    43 

    44 QT_BEGIN_NAMESPACE

    45 

    46 using namespace QPatternist;

    47 

    48 XsdInstanceReader::XsdInstanceReader(const QAbstractXmlNodeModel *model, const XsdSchemaContext::Ptr &context)

    49     : m_context(context)

    50     , m_model(model->iterate(model->root(QXmlNodeModelIndex()), QXmlNodeModelIndex::AxisChild))

    51 {

    52 }

    53 

    54 bool XsdInstanceReader::atEnd() const

    55 {

    56     return (m_model.current() == AbstractXmlPullProvider::EndOfInput);

    57 }

    58 

    59 void XsdInstanceReader::readNext()

    60 {

    61     m_model.next();

    62 

    63     if (m_model.current() == AbstractXmlPullProvider::StartElement) {

    64         m_cachedAttributes = m_model.attributes();

    65         m_cachedAttributeItems = m_model.attributeItems();

    66         m_cachedSourceLocation = m_model.sourceLocation();

    67         m_cachedItem = QXmlItem(m_model.index());

    68     }

    69 }

    70 

    71 bool XsdInstanceReader::isStartElement() const

    72 {

    73     return (m_model.current() == AbstractXmlPullProvider::StartElement);

    74 }

    75 

    76 bool XsdInstanceReader::isEndElement() const

    77 {

    78     return (m_model.current() == AbstractXmlPullProvider::EndElement);

    79 }

    80 

    81 bool XsdInstanceReader::hasChildText() const

    82 {

    83     const QXmlNodeModelIndex index = m_model.index();

    84     QXmlNodeModelIndex::Iterator::Ptr it = index.model()->iterate(index, QXmlNodeModelIndex::AxisChild);

    85 

    86     QXmlNodeModelIndex currentIndex = it->next();

    87     while (!currentIndex.isNull()) {

    88         if (currentIndex.kind() == QXmlNodeModelIndex::Text)

    89             return true;

    90 

    91         currentIndex = it->next();

    92     }

    93 

    94     return false;

    95 }

    96 

    97 bool XsdInstanceReader::hasChildElement() const

    98 {

    99     const QXmlNodeModelIndex index = m_model.index();

   100     QXmlNodeModelIndex::Iterator::Ptr it = index.model()->iterate(index, QXmlNodeModelIndex::AxisChild);

   101 

   102     QXmlNodeModelIndex currentIndex = it->next();

   103     while (!currentIndex.isNull()) {

   104         if (currentIndex.kind() == QXmlNodeModelIndex::Element)

   105             return true;

   106 

   107         currentIndex = it->next();

   108     }

   109 

   110     return false;

   111 }

   112 

   113 QXmlName XsdInstanceReader::name() const

   114 {

   115     return m_model.name();

   116 }

   117 

   118 QXmlName XsdInstanceReader::convertToQName(const QString &name) const

   119 {

   120     const int pos = name.indexOf(QLatin1Char(':'));

   121 

   122     QXmlName::PrefixCode prefixCode = 0;

   123     QXmlName::NamespaceCode namespaceCode;

   124     QXmlName::LocalNameCode localNameCode;

   125     if (pos != -1) {

   126         prefixCode = m_context->namePool()->allocatePrefix(name.left(pos));

   127         namespaceCode = m_cachedItem.toNodeModelIndex().namespaceForPrefix(prefixCode);

   128         localNameCode = m_context->namePool()->allocateLocalName(name.mid(pos + 1));

   129     } else {

   130         prefixCode = StandardPrefixes::empty;

   131         namespaceCode = m_cachedItem.toNodeModelIndex().namespaceForPrefix(prefixCode);

   132         if (namespaceCode == -1)

   133             namespaceCode = StandardNamespaces::empty;

   134         localNameCode = m_context->namePool()->allocateLocalName(name);

   135     }

   136 

   137     return QXmlName(namespaceCode, localNameCode, prefixCode);

   138 }

   139 

   140 bool XsdInstanceReader::hasAttribute(const QXmlName &name) const

   141 {

   142     return m_cachedAttributes.contains(name);

   143 }

   144 

   145 QString XsdInstanceReader::attribute(const QXmlName &name) const

   146 {

   147     Q_ASSERT(m_cachedAttributes.contains(name));

   148 

   149     return m_cachedAttributes.value(name);

   150 }

   151 

   152 QSet<QXmlName> XsdInstanceReader::attributeNames() const

   153 {

   154     return m_cachedAttributes.keys().toSet();

   155 }

   156 

   157 QString XsdInstanceReader::text() const

   158 {

   159     const QXmlNodeModelIndex index = m_model.index();

   160     QXmlNodeModelIndex::Iterator::Ptr it = index.model()->iterate(index, QXmlNodeModelIndex::AxisChild);

   161 

   162     QString result;

   163 

   164     QXmlNodeModelIndex currentIndex = it->next();

   165     while (!currentIndex.isNull()) {

   166         if (currentIndex.kind() == QXmlNodeModelIndex::Text) {

   167             result.append(Item(currentIndex).stringValue());

   168         }

   169 

   170         currentIndex = it->next();

   171     }

   172 

   173     return result;

   174 }

   175 

   176 QXmlItem XsdInstanceReader::item() const

   177 {

   178     return m_cachedItem;

   179 }

   180 

   181 QXmlItem XsdInstanceReader::attributeItem(const QXmlName &name) const

   182 {

   183     return m_cachedAttributeItems.value(name);

   184 }

   185 

   186 QSourceLocation XsdInstanceReader::sourceLocation() const

   187 {

   188     return m_cachedSourceLocation;

   189 }

   190 

   191 QVector<QXmlName> XsdInstanceReader::namespaceBindings(const QXmlNodeModelIndex &index) const

   192 {

   193     return index.namespaceBindings();

   194 }

   195 

   196 QT_END_NAMESPACE