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169 lines
6.0 KiB
169 lines
6.0 KiB
3 days ago
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/****************************************************************************
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**
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** https://www.qxorm.com/
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** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
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**
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** This file is part of the QxOrm library
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any
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** damages arising from the use of this software
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**
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** Commercial Usage
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** Licensees holding valid commercial QxOrm licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Lionel Marty
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file 'license.gpl3.txt' included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met : http://www.gnu.org/copyleft/gpl.html
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**
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** If you are unsure which license is appropriate for your use, or
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** if you have questions regarding the use of this file, please contact :
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** contact@qxorm.com
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**
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****************************************************************************/
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#ifndef _QX_FUNCTION_2_H_
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#define _QX_FUNCTION_2_H_
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#ifdef _MSC_VER
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#pragma once
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#endif
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/*!
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* \file QxFunction_2.h
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* \author Lionel Marty
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* \ingroup QxFunction
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* \brief Concrete function class registered into QxOrm context with 2 parameters
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*/
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#include <QxFunction/IxFunction.h>
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#include <QxFunction/QxParameters.h>
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namespace qx {
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/*!
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* \ingroup QxFunction
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* \brief qx::QxFunction_2<Owner, R, P1, P2> : concrete function registered into QxOrm context defined into class Owner, returning an object of type R and with 2 parameters P1, P2
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*/
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template <class Owner, typename R, typename P1, typename P2>
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class QxFunction_2 : public IxFunction
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{
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public:
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typedef std::function<R (Owner *, P1, P2)> type_fct;
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typedef typename qx::trait::remove_attr<P1, false>::type type_P1;
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typedef typename qx::trait::remove_attr<P2, false>::type type_P2;
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QX_FUNCTION_CLASS_MEMBER_FCT(QxFunction_2);
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virtual int getParamCount() const { return 2; }
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virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; }
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virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; }
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private:
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template <class T, bool bReturnValue /* = false */>
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struct QxInvokerFct
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{
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static inline qx_bool invoke(void * pOwner, const T & params, qx::any * ret, const QxFunction_2 * pThis)
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{
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QX_FUNCTION_INVOKE_START_WITH_OWNER();
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QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
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QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
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try { pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2); }
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QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
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}
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};
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template <class T>
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struct QxInvokerFct<T, true>
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{
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static inline qx_bool invoke(void * pOwner, const T & params, qx::any * ret, const QxFunction_2 * pThis)
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{
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QX_FUNCTION_INVOKE_START_WITH_OWNER();
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QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
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QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
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try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner), p1, p2); if (ret) { (* ret) = qx::any(retTmp); } }
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QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
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}
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};
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};
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template <typename R, typename P1, typename P2>
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class QxFunction_2<void, R, P1, P2> : public IxFunction
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{
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public:
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typedef std::function<R (P1, P2)> type_fct;
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typedef typename qx::trait::remove_attr<P1, false>::type type_P1;
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typedef typename qx::trait::remove_attr<P2, false>::type type_P2;
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QX_FUNCTION_CLASS_FCT(QxFunction_2);
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virtual int getParamCount() const { return 2; }
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virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; }
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virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; }
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private:
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template <class T, bool bReturnValue /* = false */>
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struct QxInvokerFct
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{
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static inline qx_bool invoke(const T & params, qx::any * ret, const QxFunction_2 * pThis)
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{
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QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
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QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
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QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
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try { pThis->m_fct(p1, p2); }
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QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
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}
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};
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template <class T>
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struct QxInvokerFct<T, true>
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{
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static inline qx_bool invoke(const T & params, qx::any * ret, const QxFunction_2 * pThis)
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{
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QX_FUNCTION_INVOKE_START_WITHOUT_OWNER();
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QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
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QX_FUNCTION_FETCH_PARAM(type_P2, p2, get_param_2);
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try { R retTmp = pThis->m_fct(p1, p2); if (ret) { (* ret) = qx::any(retTmp); } }
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QX_FUNCTION_CATCH_AND_RETURN_INVOKE();
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}
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};
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};
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namespace function {
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template <class Owner, typename R, typename P1, typename P2>
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IxFunction_ptr bind_fct_2(const typename QxFunction_2<Owner, R, P1, P2>::type_fct & fct)
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{
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typedef std::is_same<Owner, void> qx_verify_owner_tmp;
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static_assert(qx_verify_owner_tmp::value, "qx_verify_owner_tmp::value");
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IxFunction_ptr ptr = std::make_shared<QxFunction_2<void, R, P1, P2> >(fct);
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return ptr;
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}
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template <class Owner, typename R, typename P1, typename P2>
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IxFunction_ptr bind_member_fct_2(const typename QxFunction_2<Owner, R, P1, P2>::type_fct & fct)
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{
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typedef std::is_same<Owner, void> qx_verify_owner_tmp;
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static_assert(! qx_verify_owner_tmp::value, "! qx_verify_owner_tmp::value");
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IxFunction_ptr ptr = std::make_shared<QxFunction_2<Owner, R, P1, P2> >(fct);
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return ptr;
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}
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} // namespace function
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} // namespace qx
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#endif // _QX_FUNCTION_2_H_
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