| QxOrm 1.4.4 C++ Object Relational Mapping library

- Main Page
- Modules
- Namespaces
- Classes
- Files
- Directories

- File List
- File Members

QxFunction_3.h
Go to the documentation of this file.

    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_3_H_
    00033 #define _QX_FUNCTION_3_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, typename P1, typename P2, typename P3>
    00056 class QxFunction_3 : public IxFunction
    00057 {
    00058
    00059 public:
    00060
    00061    typedef std::function<R (Owner *, P1, P2, P3)> type_fct;
    00062    typedef typename qx::trait::remove_attr<P1, false>::type type_P1;
    00063    typedef typename qx::trait::remove_attr<P2, false>::type type_P2;
    00064    typedef typename qx::trait::remove_attr<P3, false>::type type_P3;
    00065    QX_FUNCTION_CLASS_MEMBER_FCT(QxFunction_3);
    00066
    00067    virtual int getParamCount() const                                    { return 3; }
    00068    virtual qx_bool isValidParams(const QString & params) const          { Q_UNUSED(params); return true; }
    00069    virtual qx_bool isValidParams(const type_any_params & params) const  { Q_UNUSED(params); return true; }
    00070
    00071 private:
    00072
    00073    template <class T, bool bReturnValue /* = false */>
    00074    struct QxInvokerFct
    00075    {
    00076       static inline qx_bool invoke(void * pOwner, const T & params, qx::any * ret, const QxFunction_3 * pThis)
    00077       {
    00078          QX_FUNCTION_INVOKE_START_WITH_OWNER();
    00079          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00080          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00081          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00082          try { pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3); }
    00083          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00084       }
    00085    };
    00086
    00087    template <class T>
    00088    struct QxInvokerFct<T, true>
    00089    {
    00090       static inline qx_bool invoke(void * pOwner, const T & params, qx::any * ret, const QxFunction_3 * pThis)
    00091       {
    00092          QX_FUNCTION_INVOKE_START_WITH_OWNER();
    00093          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00094          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00095          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00096          try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3); if (ret) { (* ret) = qx::any(retTmp); } }
    00097          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00098       }
    00099    };
    00100
    00101 };
    00102
    00103 template <typename R, typename P1, typename P2, typename P3>
    00104 class QxFunction_3<void, R, P1, P2, P3> : public IxFunction
    00105 {
    00106
    00107 public:
    00108
    00109    typedef std::function<R (P1, P2, P3)> type_fct;
    00110    typedef typename qx::trait::remove_attr<P1, false>::type type_P1;
    00111    typedef typename qx::trait::remove_attr<P2, false>::type type_P2;
    00112    typedef typename qx::trait::remove_attr<P3, false>::type type_P3;
    00113    QX_FUNCTION_CLASS_FCT(QxFunction_3);
    00114
    00115    virtual int getParamCount() const                                    { return 3; }
    00116    virtual qx_bool isValidParams(const QString & params) const          { Q_UNUSED(params); return true; }
    00117    virtual qx_bool isValidParams(const type_any_params & params) const  { Q_UNUSED(params); return true; }
    00118
    00119 private:
    00120
    00121    template <class T, bool bReturnValue /* = false */>
    00122    struct QxInvokerFct
    00123    {
    00124       static inline qx_bool invoke(const T & params, qx::any * ret, const QxFunction_3 * pThis)
    00125       {
    00126          QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
    00127          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00128          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00129          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00130          try { pThis->m_fct(p1, p2, p3); }
    00131          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00132       }
    00133    };
    00134
    00135    template <class T>
    00136    struct QxInvokerFct<T, true>
    00137    {
    00138       static inline qx_bool invoke(const T & params, qx::any * ret, const QxFunction_3 * pThis)
    00139       {
    00140          QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
    00141          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00142          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00143          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00144          try { R retTmp = pThis->m_fct(p1, p2, p3); if (ret) { (* ret) = qx::any(retTmp); } }
    00145          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00146       }
    00147    };
    00148
    00149 };
    00150
    00151 namespace function {
    00152
    00153 template <class Owner, typename R, typename P1, typename P2, typename P3>
    00154 IxFunction_ptr bind_fct_3(const typename QxFunction_3<Owner, R, P1, P2, P3>::type_fct & fct)
    00155 {
    00156    typedef std::is_same<Owner, void> qx_verify_owner_tmp;
    00157    static_assert(qx_verify_owner_tmp::value, "qx_verify_owner_tmp::value");
    00158    IxFunction_ptr ptr; ptr.reset(new QxFunction_3<void, R, P1, P2, P3>(fct));
    00159    return ptr;
    00160 }
    00161
    00162 template <class Owner, typename R, typename P1, typename P2, typename P3>
    00163 IxFunction_ptr bind_member_fct_3(const typename QxFunction_3<Owner, R, P1, P2, P3>::type_fct & fct)
    00164 {
    00165    typedef std::is_same<Owner, void> qx_verify_owner_tmp;
    00166    static_assert(! qx_verify_owner_tmp::value, "! qx_verify_owner_tmp::value");
    00167    IxFunction_ptr ptr; ptr.reset(new QxFunction_3<Owner, R, P1, P2, P3>(fct));
    00168    return ptr;
    00169 }
    00170
    00171 } // namespace function
    00172 } // namespace qx
    00173
    00174 #endif // _QX_FUNCTION_3_H_