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QxOrm
1.2.3
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_FUNCTION_3_H_ 00027 #define _QX_FUNCTION_3_H_ 00028 00029 #ifdef _MSC_VER 00030 #pragma once 00031 #endif 00032 00040 #include <QxFunction/IxFunction.h> 00041 #include <QxFunction/QxParameters.h> 00042 00043 namespace qx { 00044 00049 template <class Owner, typename R, typename P1, typename P2, typename P3> 00050 class QxFunction_3 : public IxFunction 00051 { 00052 00053 public: 00054 00055 typedef boost::function<R (Owner *, P1, P2, P3)> type_fct; 00056 typedef typename qx::trait::remove_attr<P1, false>::type type_P1; 00057 typedef typename qx::trait::remove_attr<P2, false>::type type_P2; 00058 typedef typename qx::trait::remove_attr<P3, false>::type type_P3; 00059 QX_FUNCTION_CLASS_MEMBER_FCT(QxFunction_3); 00060 00061 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; } 00062 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; } 00063 00064 private: 00065 00066 template <class T, bool bReturnValue /* = false */> 00067 struct QxInvokerFct 00068 { 00069 static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_3 * pThis) 00070 { 00071 QX_FUNCTION_INVOKE_START_WITH_OWNER(); 00072 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00073 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00074 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00075 try { pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3); } 00076 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00077 } 00078 }; 00079 00080 template <class T> 00081 struct QxInvokerFct<T, true> 00082 { 00083 static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_3 * pThis) 00084 { 00085 QX_FUNCTION_INVOKE_START_WITH_OWNER(); 00086 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00087 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00088 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00089 try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3); if (ret) { (* ret) = boost::any(retTmp); } } 00090 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00091 } 00092 }; 00093 00094 }; 00095 00096 template <typename R, typename P1, typename P2, typename P3> 00097 class QxFunction_3<void, R, P1, P2, P3> : public IxFunction 00098 { 00099 00100 public: 00101 00102 typedef boost::function<R (P1, P2, P3)> type_fct; 00103 typedef typename qx::trait::remove_attr<P1, false>::type type_P1; 00104 typedef typename qx::trait::remove_attr<P2, false>::type type_P2; 00105 typedef typename qx::trait::remove_attr<P3, false>::type type_P3; 00106 QX_FUNCTION_CLASS_FCT(QxFunction_3); 00107 00108 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; } 00109 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; } 00110 00111 private: 00112 00113 template <class T, bool bReturnValue /* = false */> 00114 struct QxInvokerFct 00115 { 00116 static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_3 * pThis) 00117 { 00118 QX_FUNCTION_INVOKE_START_WITHOUT_OWNER(); 00119 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00120 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00121 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00122 try { pThis->m_fct(p1, p2, p3); } 00123 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00124 } 00125 }; 00126 00127 template <class T> 00128 struct QxInvokerFct<T, true> 00129 { 00130 static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_3 * pThis) 00131 { 00132 QX_FUNCTION_INVOKE_START_WITHOUT_OWNER(); 00133 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00134 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00135 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00136 try { R retTmp = pThis->m_fct(p1, p2, p3); if (ret) { (* ret) = boost::any(retTmp); } } 00137 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00138 } 00139 }; 00140 00141 }; 00142 00143 namespace function { 00144 00145 template <class Owner, typename R, typename P1, typename P2, typename P3> 00146 IxFunction_ptr bind_fct_3(const typename QxFunction_3<Owner, R, P1, P2, P3>::type_fct & fct) 00147 { 00148 typedef boost::is_same<Owner, void> qx_verify_owner_tmp; 00149 BOOST_STATIC_ASSERT(qx_verify_owner_tmp::value); 00150 IxFunction_ptr ptr; ptr.reset(new QxFunction_3<void, R, P1, P2, P3>(fct)); 00151 return ptr; 00152 } 00153 00154 template <class Owner, typename R, typename P1, typename P2, typename P3> 00155 IxFunction_ptr bind_member_fct_3(const typename QxFunction_3<Owner, R, P1, P2, P3>::type_fct & fct) 00156 { 00157 typedef boost::is_same<Owner, void> qx_verify_owner_tmp; 00158 BOOST_STATIC_ASSERT(! qx_verify_owner_tmp::value); 00159 IxFunction_ptr ptr; ptr.reset(new QxFunction_3<Owner, R, P1, P2, P3>(fct)); 00160 return ptr; 00161 } 00162 00163 } // namespace function 00164 } // namespace qx 00165 00166 #endif // _QX_FUNCTION_3_H_