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QxFunction_3.h
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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_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 boost::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 qx_bool isValidParams(const QString & params) const          { Q_UNUSED(params); return true; }
    00068    virtual qx_bool isValidParams(const type_any_params & params) const  { Q_UNUSED(params); return true; }
    00069
    00070 private:
    00071
    00072    template <class T, bool bReturnValue /* = false */>
    00073    struct QxInvokerFct
    00074    {
    00075       static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_3 * pThis)
    00076       {
    00077          QX_FUNCTION_INVOKE_START_WITH_OWNER();
    00078          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00079          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00080          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00081          try { pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3); }
    00082          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00083       }
    00084    };
    00085
    00086    template <class T>
    00087    struct QxInvokerFct<T, true>
    00088    {
    00089       static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_3 * pThis)
    00090       {
    00091          QX_FUNCTION_INVOKE_START_WITH_OWNER();
    00092          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00093          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00094          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00095          try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2, p3); if (ret) { (* ret) = boost::any(retTmp); } }
    00096          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00097       }
    00098    };
    00099
    00100 };
    00101
    00102 template <typename R, typename P1, typename P2, typename P3>
    00103 class QxFunction_3<void, R, P1, P2, P3> : public IxFunction
    00104 {
    00105
    00106 public:
    00107
    00108    typedef boost::function<R (P1, P2, P3)> type_fct;
    00109    typedef typename qx::trait::remove_attr<P1, false>::type type_P1;
    00110    typedef typename qx::trait::remove_attr<P2, false>::type type_P2;
    00111    typedef typename qx::trait::remove_attr<P3, false>::type type_P3;
    00112    QX_FUNCTION_CLASS_FCT(QxFunction_3);
    00113
    00114    virtual qx_bool isValidParams(const QString & params) const          { Q_UNUSED(params); return true; }
    00115    virtual qx_bool isValidParams(const type_any_params & params) const  { Q_UNUSED(params); return true; }
    00116
    00117 private:
    00118
    00119    template <class T, bool bReturnValue /* = false */>
    00120    struct QxInvokerFct
    00121    {
    00122       static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_3 * pThis)
    00123       {
    00124          QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
    00125          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00126          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00127          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00128          try { pThis->m_fct(p1, p2, p3); }
    00129          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00130       }
    00131    };
    00132
    00133    template <class T>
    00134    struct QxInvokerFct<T, true>
    00135    {
    00136       static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_3 * pThis)
    00137       {
    00138          QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
    00139          QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
    00140          QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
    00141          QX_FUNCTION_FETCH_PARAM(type_P3, p3, get_param_3);
    00142          try { R retTmp = pThis->m_fct(p1, p2, p3); 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>
    00152 IxFunction_ptr bind_fct_3(const typename QxFunction_3<Owner, R, P1, P2, P3>::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_3<void, R, P1, P2, P3>(fct));
    00157    return ptr;
    00158 }
    00159
    00160 template <class Owner, typename R, typename P1, typename P2, typename P3>
    00161 IxFunction_ptr bind_member_fct_3(const typename QxFunction_3<Owner, R, P1, P2, P3>::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_3<Owner, R, P1, P2, P3>(fct));
    00166    return ptr;
    00167 }
    00168
    00169 } // namespace function
    00170 } // namespace qx
    00171
    00172 #endif // _QX_FUNCTION_3_H_