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QxOrm 1.1.6
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** http://www.qxorm.com/ 00004 ** http://sourceforge.net/projects/qxorm/ 00005 ** Original file by Lionel Marty 00006 ** 00007 ** This file is part of the QxOrm library 00008 ** 00009 ** This software is provided 'as-is', without any express or implied 00010 ** warranty. In no event will the authors be held liable for any 00011 ** damages arising from the use of this software. 00012 ** 00013 ** GNU Lesser General Public License Usage 00014 ** This file must be used under the terms of the GNU Lesser 00015 ** General Public License version 2.1 as published by the Free Software 00016 ** Foundation and appearing in the file 'license.lgpl.txt' included in the 00017 ** packaging of this file. Please review the following information to 00018 ** ensure the GNU Lesser General Public License version 2.1 requirements 00019 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. 00020 ** 00021 ** If you have questions regarding the use of this file, please contact : 00022 ** contact@qxorm.com 00023 ** 00024 ****************************************************************************/ 00025 00026 #ifndef _QX_XML_WRITER_H_ 00027 #define _QX_XML_WRITER_H_ 00028 00029 #ifdef _MSC_VER 00030 #pragma once 00031 #endif 00032 00033 #include <QtCore/qhash.h> 00034 #include <QtCore/qbytearray.h> 00035 #include <QtCore/qdatastream.h> 00036 00037 #include <QtXml/QXmlStreamWriter> 00038 00039 #define QX_XML_PREFIX_BINARY_DATA_KEY "qx_binary_data_key_" 00040 #define QX_XML_ATTRIBUTE_IS_BINARY_DATA "qx_is_binary_data" 00041 00042 namespace qx { 00043 00044 class QX_DLL_EXPORT QxXmlWriter : public QXmlStreamWriter 00045 { 00046 00047 public: 00048 00049 typedef boost::shared_ptr<QByteArray> type_byte_arr_ptr; 00050 typedef QHash<QString, type_byte_arr_ptr> type_hash_bin_data; 00051 typedef QHashIterator<QString, type_byte_arr_ptr> type_hash_bin_data_itr; 00052 00053 protected: 00054 00055 type_hash_bin_data m_mapBinaryData; // Collection of binary data associated with xml (<=> attached files) 00056 long m_lKeyBinaryData; // Current binary data key to write to xml 00057 QString m_pStringWriter; // String containing xml to write 00058 00059 public: 00060 00061 QxXmlWriter() : QXmlStreamWriter(& m_pStringWriter), m_lKeyBinaryData(0) { initQxXmlWriter(); } 00062 virtual ~QxXmlWriter() { ; } 00063 00064 QString getXml() const { return m_pStringWriter; } 00065 type_hash_bin_data_itr getBinaryDataItr() const { return type_hash_bin_data_itr(m_mapBinaryData); } 00066 long getBinaryDataCount() const { return m_mapBinaryData.count(); } 00067 00068 QString writeBinaryData(const QString & namespaceUri, const QString & name, type_byte_arr_ptr pData); 00069 QString writeBinaryData(const QString & qualifiedName, type_byte_arr_ptr pData); 00070 00071 protected: 00072 00073 inline QString getNextKeyBinaryData() { return (QString(QX_XML_PREFIX_BINARY_DATA_KEY) + QString::number(++m_lKeyBinaryData)); } 00074 inline void initQxXmlWriter() { setAutoFormatting(true); setAutoFormattingIndent(3); } 00075 00076 }; 00077 00078 } // namespace qx 00079 00080 QX_DLL_EXPORT QDataStream & operator << (QDataStream & stream, const qx::QxXmlWriter & xmlWriter); 00081 00082 #endif // _QX_XML_WRITER_H_