1 /****************************************************************************

     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.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    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

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

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    38 ** $QT_END_LICENSE$

    39 **

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

    41 

    42 #ifndef QABSTRACTXMLRECEIVER_H

    43 #define QABSTRACTXMLRECEIVER_H

    44 

    45 #include <QtCore/QVariant>

    46 #include <QtCore/QScopedPointer>

    47 #include <QtXmlPatterns/QXmlNodeModelIndex>

    48 

    49 QT_BEGIN_HEADER

    50 

    51 QT_BEGIN_NAMESPACE

    52 

    53 QT_MODULE(XmlPatterns)

    54 

    55 class QAbstractXmlReceiverPrivate;

    56 class QXmlName;

    57 

    58 namespace QPatternist

    59 {

    60     class Item;

    61 }

    62 

    63 class Q_XMLPATTERNS_EXPORT QAbstractXmlReceiver

    64 {

    65 public:

    66     QAbstractXmlReceiver();

    67 

    68     virtual ~QAbstractXmlReceiver();

    69 

    70     virtual void startElement(const QXmlName &name) = 0;

    71     virtual void endElement() = 0;

    72     virtual void attribute(const QXmlName &name,

    73                            const QStringRef &value) = 0;

    74     virtual void comment(const QString &value) = 0;

    75     virtual void characters(const QStringRef &value) = 0;

    76     virtual void startDocument() = 0;

    77     virtual void endDocument() = 0;

    78 

    79     virtual void processingInstruction(const QXmlName &target,

    80                                        const QString &value) = 0;

    81 

    82     virtual void atomicValue(const QVariant &value) = 0;

    83     virtual void namespaceBinding(const QXmlName &name) = 0;

    84     virtual void startOfSequence() = 0;

    85     virtual void endOfSequence() = 0;

    86 

    87     /* The members below are internal, not part of the public API, and

    88      * unsupported. Using them leads to undefined behavior. */

    89     virtual void whitespaceOnly(const QStringRef &value);

    90     virtual void item(const QPatternist::Item &item);

    91 

    92 protected:

    93     QAbstractXmlReceiver(QAbstractXmlReceiverPrivate *d);

    94     QScopedPointer<QAbstractXmlReceiverPrivate> d_ptr;

    95 

    96     void sendAsNode(const QPatternist::Item &outputItem);

    97 private:

    98     template<const QXmlNodeModelIndex::Axis axis>

    99     void sendFromAxis(const QXmlNodeModelIndex &node);

   100     Q_DISABLE_COPY(QAbstractXmlReceiver)

   101 };

   102 

   103 QT_END_NAMESPACE

   104 

   105 QT_END_HEADER

   106 

   107 #endif