QxOrm 1.4.9
C++ Object Relational Mapping library
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QxFunction_1.h
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1/****************************************************************************
2**
3** https://www.qxorm.com/
4** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
5**
6** This file is part of the QxOrm library
7**
8** This software is provided 'as-is', without any express or implied
9** warranty. In no event will the authors be held liable for any
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12** Commercial Usage
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15** Software or, alternatively, in accordance with the terms contained in
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18** GNU General Public License Usage
19** Alternatively, this file may be used under the terms of the GNU
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31
32#ifndef _QX_FUNCTION_1_H_
33#define _QX_FUNCTION_1_H_
34
35#ifdef _MSC_VER
36#pragma once
37#endif
38
48
49namespace qx {
50
55template <class Owner, typename R, typename P1>
57{
58
59public:
60
61 typedef std::function<R (Owner *, P1)> type_fct;
64
65 virtual int getParamCount() const { return 1; }
66 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; }
67 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; }
68
69private:
70
71 template <class T, bool bReturnValue /* = false */>
73 {
74 static inline qx_bool invoke(void * pOwner, const T & params, qx::any * ret, const QxFunction_1 * pThis)
75 {
77 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
78 try { pThis->m_fct(static_cast<Owner *>(pOwner), p1); }
80 }
81 };
82
83 template <class T>
84 struct QxInvokerFct<T, true>
85 {
86 static inline qx_bool invoke(void * pOwner, const T & params, qx::any * ret, const QxFunction_1 * pThis)
87 {
89 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
90 try { R retTmp = pThis->m_fct(static_cast<Owner *>(pOwner), p1); if (ret) { (* ret) = qx::any(retTmp); } }
92 }
93 };
94
95};
96
97template <typename R, typename P1>
98class QxFunction_1<void, R, P1> : public IxFunction
99{
100
101public:
102
103 typedef std::function<R (P1)> type_fct;
106
107 virtual int getParamCount() const { return 1; }
108 virtual qx_bool isValidParams(const QString & params) const { Q_UNUSED(params); return true; }
109 virtual qx_bool isValidParams(const type_any_params & params) const { Q_UNUSED(params); return true; }
110
111private:
112
113 template <class T, bool bReturnValue /* = false */>
115 {
116 static inline qx_bool invoke(const T & params, qx::any * ret, const QxFunction_1 * pThis)
117 {
119 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
120 try { pThis->m_fct(p1); }
122 }
123 };
124
125 template <class T>
126 struct QxInvokerFct<T, true>
127 {
128 static inline qx_bool invoke(const T & params, qx::any * ret, const QxFunction_1 * pThis)
129 {
131 QX_FUNCTION_FETCH_PARAM(type_P1, p1, get_param_1);
132 try { R retTmp = pThis->m_fct(p1); if (ret) { (* ret) = qx::any(retTmp); } }
134 }
135 };
136
137};
138
139namespace function {
140
141template <class Owner, typename R, typename P1>
143{
144 typedef std::is_same<Owner, void> qx_verify_owner_tmp;
145 static_assert(qx_verify_owner_tmp::value, "qx_verify_owner_tmp::value");
146 IxFunction_ptr ptr = std::make_shared<QxFunction_1<void, R, P1> >(fct);
147 return ptr;
148}
149
150template <class Owner, typename R, typename P1>
152{
153 typedef std::is_same<Owner, void> qx_verify_owner_tmp;
154 static_assert(! qx_verify_owner_tmp::value, "! qx_verify_owner_tmp::value");
155 IxFunction_ptr ptr = std::make_shared<QxFunction_1<Owner, R, P1> >(fct);
156 return ptr;
157}
158
159} // namespace function
160} // namespace qx
161
162#endif // _QX_FUNCTION_1_H_
Common interface for all functions registered into QxOrm context (used by introspection engine)
#define QX_FUNCTION_FETCH_PARAM(TYPE, VALUE, FCT)
#define QX_FUNCTION_INVOKE_START_WITHOUT_OWNER()
#define QX_FUNCTION_INVOKE_START_WITH_OWNER()
#define QX_FUNCTION_CATCH_AND_RETURN_INVOKE()
qx::function::detail::get_param_X() : provide some helper functions to retrieve parameters for all qx...
qx::IxFunction : common interface for all functions registered into QxOrm context (used by introspect...
Definition IxFunction.h:64
std::vector< qx::any > type_any_params
Definition IxFunction.h:74
qx_bool : boolean type with code and description message when an error occured
Definition QxBool.h:71
qx::trait::remove_attr< P1, false >::type type_P1
std::function< R(P1)> type_fct
virtual qx_bool isValidParams(const type_any_params &params) const
virtual qx_bool isValidParams(const QString &params) const
virtual int getParamCount() const
qx::QxFunction_1<Owner, R, P1> : concrete function registered into QxOrm context defined into class O...
virtual qx_bool isValidParams(const type_any_params &params) const
virtual int getParamCount() const
std::function< R(Owner *, P1)> type_fct
QX_FUNCTION_CLASS_MEMBER_FCT(QxFunction_1)
qx::trait::remove_attr< P1, false >::type type_P1
virtual qx_bool isValidParams(const QString &params) const
IxFunction_ptr bind_fct_1(const typename QxFunction_1< Owner, R, P1 >::type_fct &fct)
IxFunction_ptr bind_member_fct_1(const typename QxFunction_1< Owner, R, P1 >::type_fct &fct)
Root namespace for all QxOrm library features.
std::shared_ptr< IxFunction > IxFunction_ptr
Definition IxFunction.h:131
static qx_bool invoke(void *pOwner, const T &params, qx::any *ret, const QxFunction_1 *pThis)
static qx_bool invoke(void *pOwner, const T &params, qx::any *ret, const QxFunction_1 *pThis)
static qx_bool invoke(const T &params, qx::any *ret, const QxFunction_1 *pThis)
static qx_bool invoke(const T &params, qx::any *ret, const QxFunction_1 *pThis)