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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_FUNCTION_4_H_ 00027 #define _QX_FUNCTION_4_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, typename P4> 00050 class QxFunction_4 : public IxFunction 00051 { 00052 00053 public: 00054 00055 typedef boost::function<R (Owner *, P1, P2, P3, P4)> 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 typedef typename qx::trait::remove_attr<P4, false>::type type_P4; 00060 QX_FUNCTION_CLASS_MEMBER_FCT(QxFunction_4); 00061 00062 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; } 00063 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; } 00064 00065 private: 00066 00067 template <class T, bool bReturnValue /* = false */> 00068 struct QxInvokerFct 00069 { 00070 static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_4 * pThis) 00071 { 00072 QX_FUNCTION_INVOKE_START_WITH_OWNER(); 00073 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00074 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00075 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00076 QX_FUNCTION_FETCH_PARAM(type_P4, p4, get_param_4); 00077 try { pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3, p4); } 00078 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00079 } 00080 }; 00081 00082 template <class T> 00083 struct QxInvokerFct<T, true> 00084 { 00085 static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_4 * pThis) 00086 { 00087 QX_FUNCTION_INVOKE_START_WITH_OWNER(); 00088 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00089 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00090 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00091 QX_FUNCTION_FETCH_PARAM(type_P4, p4, get_param_4); 00092 try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3, p4); if (ret) { (* ret) = boost::any(retTmp); } } 00093 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00094 } 00095 }; 00096 00097 }; 00098 00099 template <typename R, typename P1, typename P2, typename P3, typename P4> 00100 class QxFunction_4<void, R, P1, P2, P3, P4> : public IxFunction 00101 { 00102 00103 public: 00104 00105 typedef boost::function<R (P1, P2, P3, P4)> type_fct; 00106 typedef typename qx::trait::remove_attr<P1, false>::type type_P1; 00107 typedef typename qx::trait::remove_attr<P2, false>::type type_P2; 00108 typedef typename qx::trait::remove_attr<P3, false>::type type_P3; 00109 typedef typename qx::trait::remove_attr<P4, false>::type type_P4; 00110 QX_FUNCTION_CLASS_FCT(QxFunction_4); 00111 00112 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; } 00113 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; } 00114 00115 private: 00116 00117 template <class T, bool bReturnValue /* = false */> 00118 struct QxInvokerFct 00119 { 00120 static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_4 * pThis) 00121 { 00122 QX_FUNCTION_INVOKE_START_WITHOUT_OWNER(); 00123 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00124 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00125 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00126 QX_FUNCTION_FETCH_PARAM(type_P4, p4, get_param_4); 00127 try { pThis->m_fct(p1, p2, p3, p4); } 00128 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00129 } 00130 }; 00131 00132 template <class T> 00133 struct QxInvokerFct<T, true> 00134 { 00135 static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_4 * pThis) 00136 { 00137 QX_FUNCTION_INVOKE_START_WITHOUT_OWNER(); 00138 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1); 00139 QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2); 00140 QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3); 00141 QX_FUNCTION_FETCH_PARAM(type_P4, p4, get_param_4); 00142 try { R retTmp = pThis->m_fct(p1, p2, p3, p4); if (ret) { (* ret) = boost::any(retTmp); } } 00143 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00144 } 00145 }; 00146 00147 }; 00148 00149 namespace function { 00150 00151 template <class Owner, typename R, typename P1, typename P2, typename P3, typename P4> 00152 IxFunction_ptr bind_fct_4(const typename QxFunction_4<Owner, R, P1, P2, P3, P4>::type_fct & fct) 00153 { 00154 typedef boost::is_same<Owner, void> qx_verify_owner_tmp; 00155 BOOST_STATIC_ASSERT(qx_verify_owner_tmp::value); 00156 IxFunction_ptr ptr; ptr.reset(new QxFunction_4<void, R, P1, P2, P3, P4>(fct)); 00157 return ptr; 00158 } 00159 00160 template <class Owner, typename R, typename P1, typename P2, typename P3, typename P4> 00161 IxFunction_ptr bind_member_fct_4(const typename QxFunction_4<Owner, R, P1, P2, P3, P4>::type_fct & fct) 00162 { 00163 typedef boost::is_same<Owner, void> qx_verify_owner_tmp; 00164 BOOST_STATIC_ASSERT(! qx_verify_owner_tmp::value); 00165 IxFunction_ptr ptr; ptr.reset(new QxFunction_4<Owner, R, P1, P2, P3, P4>(fct)); 00166 return ptr; 00167 } 00168 00169 } // namespace function 00170 } // namespace qx 00171 00172 #endif // _QX_FUNCTION_4_H_