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Diffstat (limited to 'src/xmlpatterns/schema/qxsdinstancereader_p.h')
| -rw-r--r-- | src/xmlpatterns/schema/qxsdinstancereader_p.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/xmlpatterns/schema/qxsdinstancereader_p.h b/src/xmlpatterns/schema/qxsdinstancereader_p.h new file mode 100644 index 0000000..c766471 --- /dev/null +++ b/src/xmlpatterns/schema/qxsdinstancereader_p.h @@ -0,0 +1,189 @@ +/**************************************************************************** +** +** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns 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 http://qt.nokia.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. + +#ifndef Patternist_XsdInstanceReader_H +#define Patternist_XsdInstanceReader_H + +#include "qabstractxmlnodemodel.h" +#include "qpullbridge_p.h" +#include "qxsdschemacontext_p.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +namespace QPatternist +{ + /** + * @short The schema instance reader. + * + * This class reads in a xml instance document from a QAbstractXmlNodeModel + * and provides a QXmlStreamReader like interface with some additional context + * information. + * + * @ingroup Patternist_schema + * @author Tobias Koenig <tobias.koenig@nokia.com> + */ + class XsdInstanceReader + { + public: + typedef QExplicitlySharedDataPointer<XsdInstanceReader> Ptr; + + /** + * Creates a new instance reader that will read the data from + * the given @p model. + * + * @param model The model the data are read from. + * @param context The context that is used for error reporting etc. + */ + XsdInstanceReader(const QAbstractXmlNodeModel *model, const XsdSchemaContext::Ptr &context); + + protected: + /** + * Returns @c true if the end of the document is reached, @c false otherwise. + */ + bool atEnd() const; + + /** + * Reads the next node from the document. + */ + void readNext(); + + /** + * Returns whether the current node is a start element. + */ + bool isStartElement() const; + + /** + * Returns whether the current node is an end element. + */ + bool isEndElement() const; + + /** + * Returns whether the current node has a text node among its children. + */ + bool hasChildText() const; + + /** + * Returns whether the current node has an element node among its children. + */ + bool hasChildElement() const; + + /** + * Returns the name of the current node. + */ + QXmlName name() const; + + /** + * Returns whether the current node has an attribute with the given @p name. + */ + bool hasAttribute(const QXmlName &name) const; + + /** + * Returns the attribute with the given @p name of the current node. + */ + QString attribute(const QXmlName &name) const; + + /** + * Returns the list of attribute names of the current node. + */ + QSet<QXmlName> attributeNames() const; + + /** + * Returns the concatenated text of all direct child text nodes. + */ + QString text() const; + + /** + * Converts a qualified name into a QXmlName according to the namespace + * mappings of the current node. + */ + QXmlName convertToQName(const QString &name) const; + + /** + * Returns a source location object for the current position. + */ + QSourceLocation sourceLocation() const; + + /** + * Returns the QXmlItem for the current position. + */ + QXmlItem item() const; + + /** + * Returns the QXmlItem for the attribute with the given @p name at the current position. + */ + QXmlItem attributeItem(const QXmlName &name) const; + + /** + * Returns the namespace bindings for the given node model @p index. + */ + QVector<QXmlName> namespaceBindings(const QXmlNodeModelIndex &index) const; + + /** + * The shared schema context. + */ + XsdSchemaContext::Ptr m_context; + + private: + PullBridge m_model; + QHash<QXmlName, QString> m_cachedAttributes; + QHash<QXmlName, QXmlItem> m_cachedAttributeItems; + QSourceLocation m_cachedSourceLocation; + QXmlItem m_cachedItem; + }; +} + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif |