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     2 **

     3 ** Copyright (C) 2009 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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     9 ** $QT_BEGIN_LICENSE:LGPL$

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    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

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    38 ** $QT_END_LICENSE$

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

    41 

    42 //

    43 //  W A R N I N G

    44 //  -------------

    45 //

    46 // This file is not part of the Qt API.  It exists purely as an

    47 // implementation detail.  This header file may change from version to

    48 // version without notice, or even be removed.

    49 //

    50 // We mean it.

    51 

    52 #ifndef Patternist_OutputValidator_H

    53 #define Patternist_OutputValidator_H

    54 

    55 #include <QSet>

    56 

    57 #include "qdynamiccontext_p.h"

    58 #include "qabstractxmlreceiver.h"

    59 #include "qsourcelocationreflection_p.h"

    60 

    61 QT_BEGIN_HEADER

    62 

    63 QT_BEGIN_NAMESPACE

    64 

    65 namespace QPatternist

    66 {

    67     /**

    68      * @short Receives QAbstractXmlReceiver events and validates that they are correct,

    69      * before sending them on to a second QAbstractXmlReceiver.

    70      *

    71      * Currently, this is only checking that attributes appear before other

    72      * nodes.

    73      *

    74      * @ingroup Patternist_xdm

    75      * @author Frans Englich <frans.englich@nokia.com>

    76      * @todo Escape data

    77      */

    78     class OutputValidator : public QAbstractXmlReceiver

    79                           , public DelegatingSourceLocationReflection

    80     {

    81     public:

    82         OutputValidator(QAbstractXmlReceiver *const receiver,

    83                         const DynamicContext::Ptr &context,

    84                         const SourceLocationReflection *const r,

    85                         const bool isXSLT);

    86 

    87         virtual void namespaceBinding(const QXmlName &nb);

    88 

    89         virtual void characters(const QStringRef &value);

    90         virtual void comment(const QString &value);

    91 

    92         virtual void startElement(const QXmlName &name);

    93 

    94         virtual void endElement();

    95 

    96         virtual void attribute(const QXmlName &name,

    97                                const QStringRef &value);

    98 

    99         virtual void processingInstruction(const QXmlName &name,

   100                                            const QString &value);

   101 

   102         virtual void item(const Item &item);

   103 

   104         virtual void startDocument();

   105         virtual void endDocument();

   106         virtual void atomicValue(const QVariant &value);

   107         virtual void endOfSequence();

   108         virtual void startOfSequence();

   109 

   110     private:

   111         bool                        m_hasReceivedChildren;

   112         QAbstractXmlReceiver *const m_receiver;

   113         const DynamicContext::Ptr   m_context;

   114 

   115         /**

   116          * Keeps the current received attributes, in order to check uniqueness.

   117          */

   118         QSet<QXmlName>              m_attributes;

   119         const bool                  m_isXSLT;

   120     };

   121 }

   122 

   123 QT_END_NAMESPACE

   124 

   125 QT_END_HEADER

   126 

   127 #endif