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QxOrm
1.3.2
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** http://www.qxorm.com/ 00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com) 00005 ** 00006 ** This file is part of the QxOrm library 00007 ** 00008 ** This software is provided 'as-is', without any express or implied 00009 ** warranty. In no event will the authors be held liable for any 00010 ** damages arising from the use of this software 00011 ** 00012 ** Commercial Usage 00013 ** Licensees holding valid commercial QxOrm licenses may use this file in 00014 ** accordance with the commercial license agreement provided with the 00015 ** Software or, alternatively, in accordance with the terms contained in 00016 ** a written agreement between you and Lionel Marty 00017 ** 00018 ** GNU General Public License Usage 00019 ** Alternatively, this file may be used under the terms of the GNU 00020 ** General Public License version 3.0 as published by the Free Software 00021 ** Foundation and appearing in the file 'license.gpl3.txt' included in the 00022 ** packaging of this file. Please review the following information to 00023 ** ensure the GNU General Public License version 3.0 requirements will be 00024 ** met : http://www.gnu.org/copyleft/gpl.html 00025 ** 00026 ** If you are unsure which license is appropriate for your use, or 00027 ** if you have questions regarding the use of this file, please contact : 00028 ** contact@qxorm.com 00029 ** 00030 ****************************************************************************/ 00031 00032 #ifndef _QX_FUNCTION_0_H_ 00033 #define _QX_FUNCTION_0_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00046 #include <QxFunction/IxFunction.h> 00047 #include <QxFunction/QxParameters.h> 00048 00049 namespace qx { 00050 00055 template <class Owner, typename R> 00056 class QxFunction_0 : public IxFunction 00057 { 00058 00059 public: 00060 00061 typedef boost::function<R (Owner *)> type_fct; 00062 QX_FUNCTION_CLASS_MEMBER_FCT(QxFunction_0); 00063 00064 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; } 00065 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; } 00066 00067 private: 00068 00069 template <class T, bool bReturnValue /* = false */> 00070 struct QxInvokerFct 00071 { 00072 static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_0 * pThis) 00073 { 00074 QX_FUNCTION_INVOKE_START_WITH_OWNER(); 00075 try { pThis->m_fct(static_cast<Owner *>(pOwner)); } 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_0 * pThis) 00084 { 00085 QX_FUNCTION_INVOKE_START_WITH_OWNER(); 00086 try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner)); if (ret) { (* ret) = boost::any(retTmp); } } 00087 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00088 } 00089 }; 00090 00091 }; 00092 00093 template <typename R> 00094 class QxFunction_0<void, R> : public IxFunction 00095 { 00096 00097 public: 00098 00099 typedef boost::function<R ()> type_fct; 00100 QX_FUNCTION_CLASS_FCT(QxFunction_0); 00101 00102 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; } 00103 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; } 00104 00105 private: 00106 00107 template <class T, bool bReturnValue /* = false */> 00108 struct QxInvokerFct 00109 { 00110 static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_0 * pThis) 00111 { 00112 QX_FUNCTION_INVOKE_START_WITHOUT_OWNER(); 00113 try { pThis->m_fct(); } 00114 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00115 } 00116 }; 00117 00118 template <class T> 00119 struct QxInvokerFct<T, true> 00120 { 00121 static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_0 * pThis) 00122 { 00123 QX_FUNCTION_INVOKE_START_WITHOUT_OWNER(); 00124 try { R retTmp = pThis->m_fct(); if (ret) { (* ret) = boost::any(retTmp); } } 00125 QX_FUNCTION_CATCH_AND_RETURN_INVOKE(); 00126 } 00127 }; 00128 00129 }; 00130 00131 namespace function { 00132 00133 template <class Owner, typename R> 00134 IxFunction_ptr bind_fct_0(const typename QxFunction_0<Owner, R>::type_fct & fct) 00135 { 00136 typedef boost::is_same<Owner, void> qx_verify_owner_tmp; 00137 BOOST_STATIC_ASSERT(qx_verify_owner_tmp::value); 00138 IxFunction_ptr ptr; ptr.reset(new QxFunction_0<void, R>(fct)); 00139 return ptr; 00140 } 00141 00142 template <class Owner, typename R> 00143 IxFunction_ptr bind_member_fct_0(const typename QxFunction_0<Owner, R>::type_fct & fct) 00144 { 00145 typedef boost::is_same<Owner, void> qx_verify_owner_tmp; 00146 BOOST_STATIC_ASSERT(! qx_verify_owner_tmp::value); 00147 IxFunction_ptr ptr; ptr.reset(new QxFunction_0<Owner, R>(fct)); 00148 return ptr; 00149 } 00150 00151 } // namespace function 00152 } // namespace qx 00153 00154 #endif // _QX_FUNCTION_0_H_