| QxOrm 1.1.9 C++ Object Relational Mapping library

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

- File List
- File Members

QxFunction_0.h
Go to the documentation of this file.

    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_0_H_
    00027 #define _QX_FUNCTION_0_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>
    00050 class QxFunction_0 : public IxFunction
    00051 {
    00052
    00053 public:
    00054
    00055    typedef boost::function<R (Owner *)> type_fct;
    00056    QX_FUNCTION_CLASS_MEMBER_FCT(QxFunction_0);
    00057
    00058    virtual qx_bool isValidParams(const QString & params) const          { Q_UNUSED(params); return true; }
    00059    virtual qx_bool isValidParams(const type_any_params & params) const  { Q_UNUSED(params); return true; }
    00060
    00061 private:
    00062
    00063    template <class T, bool bReturnValue /* = false */>
    00064    struct QxInvokerFct
    00065    {
    00066       static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_0 * pThis)
    00067       {
    00068          QX_FUNCTION_INVOKE_START_WITH_OWNER();
    00069          try { pThis->m_fct(static_cast<Owner *>(pOwner)); }
    00070          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00071       }
    00072    };
    00073
    00074    template <class T>
    00075    struct QxInvokerFct<T, true>
    00076    {
    00077       static inline qx_bool invoke(void * pOwner, const T & params, boost::any * ret, const QxFunction_0 * pThis)
    00078       {
    00079          QX_FUNCTION_INVOKE_START_WITH_OWNER();
    00080          try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner)); if (ret) { (* ret) = boost::any(retTmp); } }
    00081          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00082       }
    00083    };
    00084
    00085 };
    00086
    00087 template <typename R>
    00088 class QxFunction_0<void, R> : public IxFunction
    00089 {
    00090
    00091 public:
    00092
    00093    typedef boost::function<R ()> type_fct;
    00094    QX_FUNCTION_CLASS_FCT(QxFunction_0);
    00095
    00096    virtual qx_bool isValidParams(const QString & params) const          { Q_UNUSED(params); return true; }
    00097    virtual qx_bool isValidParams(const type_any_params & params) const  { Q_UNUSED(params); return true; }
    00098
    00099 private:
    00100
    00101    template <class T, bool bReturnValue /* = false */>
    00102    struct QxInvokerFct
    00103    {
    00104       static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_0 * pThis)
    00105       {
    00106          QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
    00107          try { pThis->m_fct(); }
    00108          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00109       }
    00110    };
    00111
    00112    template <class T>
    00113    struct QxInvokerFct<T, true>
    00114    {
    00115       static inline qx_bool invoke(const T & params, boost::any * ret, const QxFunction_0 * pThis)
    00116       {
    00117          QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
    00118          try { R retTmp = pThis->m_fct(); if (ret) { (* ret) = boost::any(retTmp); } }
    00119          QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
    00120       }
    00121    };
    00122
    00123 };
    00124
    00125 namespace function {
    00126
    00127 template <class Owner, typename R>
    00128 IxFunction_ptr bind_fct_0(const typename QxFunction_0<Owner, R>::type_fct & fct)
    00129 {
    00130    typedef boost::is_same<Owner, void> qx_verify_owner_tmp;
    00131    BOOST_STATIC_ASSERT(qx_verify_owner_tmp::value);
    00132    IxFunction_ptr ptr; ptr.reset(new QxFunction_0<void, R>(fct));
    00133    return ptr;
    00134 }
    00135
    00136 template <class Owner, typename R>
    00137 IxFunction_ptr bind_member_fct_0(const typename QxFunction_0<Owner, R>::type_fct & fct)
    00138 {
    00139    typedef boost::is_same<Owner, void> qx_verify_owner_tmp;
    00140    BOOST_STATIC_ASSERT(! qx_verify_owner_tmp::value);
    00141    IxFunction_ptr ptr; ptr.reset(new QxFunction_0<Owner, R>(fct));
    00142    return ptr;
    00143 }
    00144
    00145 } // namespace function
    00146 } // namespace qx
    00147
    00148 #endif // _QX_FUNCTION_0_H_

All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines