QxOrm  1.2.3
C++ Object Relational Mapping library
IxSqlElement.h
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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 _IX_SQL_ELEMENT_H_
00027 #define _IX_SQL_ELEMENT_H_
00028 
00029 #ifdef _MSC_VER
00030 #pragma once
00031 #endif
00032 
00040 #include <QtSql/qsqlquery.h>
00041 
00042 #include <QxDao/QxSqlGenerator/IxSqlGenerator.h>
00043 
00044 namespace qx {
00045 namespace dao {
00046 namespace detail {
00047 
00052 class QX_DLL_EXPORT IxSqlElement
00053 {
00054 
00055 protected:
00056 
00057    int               m_iIndex;            
00058    QStringList       m_lstColumns;        
00059    QStringList       m_lstKeys;           
00060    QVariantList      m_lstValues;         
00061    IxSqlGenerator *  m_pSqlGenerator;     
00062 
00063 public:
00064 
00065    IxSqlElement(int index);
00066    virtual ~IxSqlElement();
00067 
00068    void setColumn(const QString & column);
00069    void setColumns(const QStringList & columns);
00070    void setValue(const QVariant & val);
00071    void setValues(const QVariantList & values);
00072 
00073    virtual QString toString() const = 0;
00074    virtual void resolve(QSqlQuery & query) const = 0;
00075    virtual void postProcess(QString & sql) const = 0;
00076 
00077    virtual void clone(IxSqlElement * other);
00078 
00079 protected:
00080 
00081    void updateKeys();
00082 
00083 };
00084 
00085 typedef boost::shared_ptr<IxSqlElement> IxSqlElement_ptr;
00086 
00087 } // namespace detail
00088 } // namespace dao
00089 } // namespace qx
00090 
00091 #endif // _IX_SQL_ELEMENT_H_