QxOrm 1.1.8
C++ Object Relational Mapping library
QxClassX.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 _QX_CLASS_X_H_
00027 #define _QX_CLASS_X_H_
00028 
00029 #ifdef _MSC_VER
00030 #pragma once
00031 #endif
00032 
00040 #include <boost/mpl/if.hpp>
00041 #include <boost/mpl/or.hpp>
00042 #include <boost/mpl/logical.hpp>
00043 #include <boost/type_traits/is_pointer.hpp>
00044 
00045 #include <QxCommon/QxBool.h>
00046 
00047 #include <QxRegister/IxClass.h>
00048 
00049 #include <QxSingleton/QxSingleton.h>
00050 
00051 #include <QxCollection/QxCollection.h>
00052 
00053 #include <QxTraits/is_smart_ptr.h>
00054 
00055 namespace qx {
00056 
00061 class QX_DLL_EXPORT QxClassX : public QxSingleton<QxClassX>
00062 {
00063 
00064    friend class QxSingleton<QxClassX>;
00065    friend class IxClass;
00066 
00067 public:
00068 
00069    typedef IxFunction::type_any_params type_any_params;
00070 
00071 protected:
00072 
00073    QxCollection<QString, IxClass *> m_lstClass;
00074 
00075 private:
00076 
00077    QxClassX() : QxSingleton<QxClassX>("qx::QxClassX") { ; }
00078    virtual ~QxClassX() { ; }
00079 
00080    IxClass * get(const QString & sKey) const;
00081    bool exist(const QString & sKey) const;
00082    bool insert(const QString & sKey, IxClass * pClass);
00083    bool remove(const QString & sKey);
00084    void clear();
00085 
00086 public:
00087 
00088    static boost::any create(const QString & sKey);
00089    static IxClass * getClass(const QString & sKey);
00090    static IxDataMemberX * getDataMemberX(const QString & sKey);
00091    static IxFunctionX * getFctMemberX(const QString & sKey);
00092    static IxDataMember * getDataMember(const QString & sClassKey, const QString & sDataKey, bool bRecursive = true);
00093    static IxFunction * getFctMember(const QString & sClassKey, const QString & sFctKey, bool bRecursive = true);
00094 
00095    template <class U>
00096    static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const QString & params = QString(), boost::any * ret = NULL)
00097    {
00098       typedef typename boost::mpl::if_c< boost::is_pointer<U>::value, QxClassX::invoke_ptr<U>, QxClassX::invoke_default<U> >::type type_invoke_1;
00099       typedef typename boost::mpl::if_c< qx::trait::is_smart_ptr<U>::value, QxClassX::invoke_ptr<U>, type_invoke_1 >::type type_invoke_2;
00100       return type_invoke_2::invoke(sClassKey, sFctKey, pOwner, params, ret);
00101    }
00102 
00103    template <class U>
00104    static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const type_any_params & params, boost::any * ret = NULL)
00105    {
00106       typedef typename boost::mpl::if_c< boost::is_pointer<U>::value, QxClassX::invoke_ptr<U>, QxClassX::invoke_default<U> >::type type_invoke_1;
00107       typedef typename boost::mpl::if_c< qx::trait::is_smart_ptr<U>::value, QxClassX::invoke_ptr<U>, type_invoke_1 >::type type_invoke_2;
00108       return type_invoke_2::invoke(sClassKey, sFctKey, pOwner, params, ret);
00109    }
00110 
00111 private:
00112 
00113    template <class U>
00114    struct invoke_ptr
00115    {
00116       static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const QString & params = QString(), boost::any * ret = NULL)
00117       { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& (* pOwner)), params, ret); }
00118       static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const type_any_params & params, boost::any * ret = NULL)
00119       { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& (* pOwner)), params, ret); }
00120    };
00121 
00122    template <class U>
00123    struct invoke_default
00124    {
00125       static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const QString & params = QString(), boost::any * ret = NULL)
00126       { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& pOwner), params, ret); }
00127       static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const type_any_params & params, boost::any * ret = NULL)
00128       { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& pOwner), params, ret); }
00129    };
00130 
00131    static qx_bool invokeVoidPtr(const QString & sClassKey, const QString & sFctKey, void * pOwner, const QString & params = QString(), boost::any * ret = NULL);
00132    static qx_bool invokeVoidPtr(const QString & sClassKey, const QString & sFctKey, void * pOwner, const type_any_params & params, boost::any * ret = NULL);
00133 
00134 };
00135 
00136 } // namespace qx
00137 
00138 QX_DLL_EXPORT_QX_SINGLETON_HPP(qx::QxClassX)
00139 
00140 #endif // _QX_CLASS_X_H_
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