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382 lines
16 KiB
C++
382 lines
16 KiB
C++
/*
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* Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MANGOS_CALLBACK_H
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#define MANGOS_CALLBACK_H
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/// ------------ BASE CLASSES ------------
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namespace MaNGOS
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{
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template < class Class, typename ParamType1 = void, typename ParamType2 = void, typename ParamType3 = void, typename ParamType4 = void >
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class _Callback
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{
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protected:
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typedef void (Class::*Method)(ParamType1, ParamType2, ParamType3, ParamType4);
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Class *m_object;
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Method m_method;
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ParamType1 m_param1;
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ParamType2 m_param2;
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ParamType3 m_param3;
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ParamType4 m_param4;
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void _Execute() { (m_object->*m_method)(m_param1, m_param2, m_param3, m_param4); }
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public:
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_Callback(Class *object, Method method, ParamType1 param1, ParamType2 param2, ParamType3 param3, ParamType4 param4)
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: m_object(object), m_method(method), m_param1(param1), m_param2(param2), m_param3(param3), m_param4(param4) {}
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_Callback(_Callback < Class, ParamType1, ParamType2, ParamType3, ParamType4> const& cb)
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: m_object(cb.object), m_method(cb.m_method), m_param1(cb.m_param1), m_param2(cb.m_param2), m_param3(cb.m_param3), m_param4(cb.m_param4) {}
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};
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template < class Class, typename ParamType1, typename ParamType2, typename ParamType3 >
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class _Callback < Class, ParamType1, ParamType2, ParamType3 >
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{
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protected:
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typedef void (Class::*Method)(ParamType1, ParamType2, ParamType3);
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Class *m_object;
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Method m_method;
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ParamType1 m_param1;
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ParamType2 m_param2;
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ParamType3 m_param3;
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void _Execute() { (m_object->*m_method)(m_param1, m_param2, m_param3); }
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public:
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_Callback(Class *object, Method method, ParamType1 param1, ParamType2 param2, ParamType3 param3)
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: m_object(object), m_method(method), m_param1(param1), m_param2(param2) {}
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_Callback(_Callback < Class, ParamType1, ParamType2, ParamType3 > const& cb)
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: m_object(cb.object), m_method(cb.m_method), m_param1(cb.m_param1), m_param2(cb.m_param2), m_param3(cb.m_param3) {}
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};
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template < class Class, typename ParamType1, typename ParamType2 >
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class _Callback < Class, ParamType1, ParamType2 >
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{
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protected:
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typedef void (Class::*Method)(ParamType1, ParamType2);
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Class *m_object;
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Method m_method;
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ParamType1 m_param1;
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ParamType2 m_param2;
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void _Execute() { (m_object->*m_method)(m_param1, m_param2); }
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public:
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_Callback(Class *object, Method method, ParamType1 param1, ParamType2 param2)
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: m_object(object), m_method(method), m_param1(param1), m_param2(param2) {}
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_Callback(_Callback < Class, ParamType1, ParamType2 > const& cb)
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: m_object(cb.m_object), m_method(cb.m_method), m_param1(cb.m_param1), m_param2(cb.m_param2) {}
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};
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template < class Class, typename ParamType1 >
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class _Callback < Class, ParamType1 >
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{
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protected:
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typedef void (Class::*Method)(ParamType1);
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Class *m_object;
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Method m_method;
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ParamType1 m_param1;
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void _Execute() { (m_object->*m_method)(m_param1); }
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public:
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_Callback(Class *object, Method method, ParamType1 param1)
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: m_object(object), m_method(method), m_param1(param1) {}
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_Callback(_Callback < Class, ParamType1 > const& cb)
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: m_object(cb.m_object), m_method(cb.m_method), m_param1(cb.m_param1) {}
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};
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template < class Class >
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class _Callback < Class >
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{
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protected:
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typedef void (Class::*Method)();
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Class *m_object;
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Method m_method;
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void _Execute() { (m_object->*m_method)(); }
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public:
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_Callback(Class *object, Method method)
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: m_object(object), m_method(method) {}
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_Callback(_Callback < Class > const& cb)
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: m_object(cb.m_object), m_method(cb.m_method) {}
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};
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/// ---- Statics ----
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template < typename ParamType1 = void, typename ParamType2 = void, typename ParamType3 = void, typename ParamType4 = void >
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class _SCallback
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{
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protected:
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typedef void (*Method)(ParamType1, ParamType2, ParamType3, ParamType4);
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Method m_method;
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ParamType1 m_param1;
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ParamType2 m_param2;
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ParamType3 m_param3;
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ParamType4 m_param4;
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void _Execute() { (*m_method)(m_param1, m_param2, m_param3, m_param4); }
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public:
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_SCallback(Method method, ParamType1 param1, ParamType2 param2, ParamType3 param3, ParamType4 param4)
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: m_method(method), m_param1(param1), m_param2(param2), m_param3(param3), m_param4(param4) {}
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_SCallback(_SCallback < ParamType1, ParamType2, ParamType3, ParamType4> const& cb)
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: m_method(cb.m_method), m_param1(cb.m_param1), m_param2(cb.m_param2), m_param3(cb.m_param3), m_param4(cb.m_param4) {}
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};
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template < typename ParamType1, typename ParamType2, typename ParamType3 >
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class _SCallback < ParamType1, ParamType2, ParamType3 >
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{
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protected:
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typedef void (*Method)(ParamType1, ParamType2, ParamType3);
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Method m_method;
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ParamType1 m_param1;
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ParamType2 m_param2;
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ParamType3 m_param3;
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void _Execute() { (*m_method)(m_param1, m_param2, m_param3); }
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public:
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_SCallback(Method method, ParamType1 param1, ParamType2 param2, ParamType3 param3)
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: m_method(method), m_param1(param1), m_param2(param2), m_param3(param3) {}
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_SCallback(_SCallback < ParamType1, ParamType2, ParamType3 > const& cb)
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: m_method(cb.m_method), m_param1(cb.m_param1), m_param2(cb.m_param2), m_param3(cb.m_param3) {}
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};
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template < typename ParamType1, typename ParamType2 >
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class _SCallback < ParamType1, ParamType2 >
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{
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protected:
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typedef void (*Method)(ParamType1, ParamType2);
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Method m_method;
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ParamType1 m_param1;
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ParamType2 m_param2;
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void _Execute() { (*m_method)(m_param1, m_param2); }
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public:
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_SCallback(Method method, ParamType1 param1, ParamType2 param2)
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: m_method(method), m_param1(param1), m_param2(param2) {}
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_SCallback(_SCallback < ParamType1, ParamType2 > const& cb)
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: m_method(cb.m_method), m_param1(cb.m_param1), m_param2(cb.m_param2) {}
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};
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template < typename ParamType1 >
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class _SCallback < ParamType1 >
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{
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protected:
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typedef void (*Method)(ParamType1);
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Method m_method;
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ParamType1 m_param1;
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void _Execute() { (*m_method)(m_param1); }
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public:
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_SCallback(Method method, ParamType1 param1)
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: m_method(method), m_param1(param1) {}
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_SCallback(_SCallback < ParamType1 > const& cb)
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: m_method(cb.m_method), m_param1(cb.m_param1) {}
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};
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template < >
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class _SCallback < >
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{
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protected:
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typedef void (*Method)();
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Method m_method;
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void _Execute() { (*m_method)(); }
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public:
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_SCallback(Method method)
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: m_method(method) {}
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_SCallback(_SCallback <> const& cb)
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: m_method(cb.m_method) {}
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};
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}
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/// --------- GENERIC CALLBACKS ----------
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namespace MaNGOS
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{
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class ICallback
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{
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public:
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virtual void Execute() = 0;
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virtual ~ICallback() {}
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};
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template < class CB >
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class _ICallback : public CB, public ICallback
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{
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public:
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_ICallback(CB const& cb) : CB(cb) {}
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void Execute() { CB::_Execute(); }
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};
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template < class Class, typename ParamType1 = void, typename ParamType2 = void, typename ParamType3 = void, typename ParamType4 = void >
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class Callback :
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public _ICallback< _Callback < Class, ParamType1, ParamType2, ParamType3, ParamType4 > >
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{
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private:
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typedef _Callback < Class, ParamType1, ParamType2, ParamType3, ParamType4 > C4;
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public:
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Callback(Class *object, typename C4::Method method, ParamType1 param1, ParamType2 param2, ParamType3 param3, ParamType4 param4)
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: _ICallback< C4 >(C4(object, method, param1, param2, param3, param4)) {}
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};
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template < class Class, typename ParamType1, typename ParamType2, typename ParamType3 >
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class Callback < Class, ParamType1, ParamType2, ParamType3 > :
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public _ICallback< _Callback < Class, ParamType1, ParamType2, ParamType3 > >
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{
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private:
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typedef _Callback < Class, ParamType1, ParamType2, ParamType3 > C3;
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public:
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Callback(Class *object, typename C3::Method method, ParamType1 param1, ParamType2 param2, ParamType3 param3)
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: _ICallback< C3 >(C3(object, method, param1, param2, param3)) {}
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};
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template < class Class, typename ParamType1, typename ParamType2 >
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class Callback < Class, ParamType1, ParamType2 > :
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public _ICallback< _Callback < Class, ParamType1, ParamType2 > >
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{
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private:
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typedef _Callback < Class, ParamType1, ParamType2 > C2;
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public:
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Callback(Class *object, typename C2::Method method, ParamType1 param1, ParamType2 param2)
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: _ICallback< C2 >(C2(object, method, param1, param2)) {}
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};
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template < class Class, typename ParamType1 >
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class Callback < Class, ParamType1 > :
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public _ICallback< _Callback < Class, ParamType1 > >
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{
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private:
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typedef _Callback < Class, ParamType1 > C1;
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public:
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Callback(Class *object, typename C1::Method method, ParamType1 param1)
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: _ICallback< C1 >(C1(object, method, param1)) {}
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};
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template < class Class >
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class Callback < Class > : public _ICallback< _Callback < Class > >
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{
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private:
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typedef _Callback < Class > C0;
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public:
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Callback(Class *object, typename C0::Method method)
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: _ICallback< C0 >(C0(object, method)) {}
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};
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}
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/// ---------- QUERY CALLBACKS -----------
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class QueryResult;
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namespace MaNGOS
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{
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class IQueryCallback
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{
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public:
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virtual void Execute() = 0;
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virtual ~IQueryCallback() {}
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virtual void SetResult(QueryResult* result) = 0;
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virtual QueryResult* GetResult() = 0;
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};
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template < class CB >
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class _IQueryCallback : public CB, public IQueryCallback
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{
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public:
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_IQueryCallback(CB const& cb) : CB(cb) {}
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void Execute() { CB::_Execute(); }
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void SetResult(QueryResult* result) { CB::m_param1 = result; }
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QueryResult* GetResult() { return CB::m_param1; }
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};
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template < class Class, typename ParamType1 = void, typename ParamType2 = void, typename ParamType3 = void >
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class QueryCallback :
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public _IQueryCallback< _Callback < Class, QueryResult*, ParamType1, ParamType2, ParamType3 > >
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{
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private:
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typedef _Callback < Class, QueryResult*, ParamType1, ParamType2, ParamType3 > QC3;
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public:
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QueryCallback(Class *object, typename QC3::Method method, QueryResult* result, ParamType1 param1, ParamType2 param2, ParamType3 param3)
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: _IQueryCallback< QC3 >(QC3(object, method, result, param1, param2, param3)) {}
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};
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template < class Class, typename ParamType1, typename ParamType2 >
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class QueryCallback < Class, ParamType1, ParamType2 > :
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public _IQueryCallback< _Callback < Class, QueryResult*, ParamType1, ParamType2 > >
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{
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private:
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typedef _Callback < Class, QueryResult*, ParamType1, ParamType2 > QC2;
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public:
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QueryCallback(Class *object, typename QC2::Method method, QueryResult* result, ParamType1 param1, ParamType2 param2)
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: _IQueryCallback< QC2 >(QC2(object, method, result, param1, param2)) {}
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};
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template < class Class, typename ParamType1 >
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class QueryCallback < Class, ParamType1 > :
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public _IQueryCallback< _Callback < Class, QueryResult*, ParamType1 > >
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{
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private:
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typedef _Callback < Class, QueryResult*, ParamType1 > QC1;
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public:
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QueryCallback(Class *object, typename QC1::Method method, QueryResult* result, ParamType1 param1)
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: _IQueryCallback< QC1 >(QC1(object, method, result, param1)) {}
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};
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template < class Class >
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class QueryCallback < Class > : public _IQueryCallback< _Callback < Class, QueryResult* > >
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{
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private:
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typedef _Callback < Class, QueryResult* > QC0;
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public:
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QueryCallback(Class *object, typename QC0::Method method, QueryResult* result)
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: _IQueryCallback< QC0 >(QC0(object, method, result)) {}
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};
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/// ---- Statics ----
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template < typename ParamType1 = void, typename ParamType2 = void, typename ParamType3 = void >
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class SQueryCallback :
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public _IQueryCallback< _SCallback < QueryResult*, ParamType1, ParamType2, ParamType3 > >
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{
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private:
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typedef _SCallback < QueryResult*, ParamType1, ParamType2, ParamType3 > QC3;
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public:
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SQueryCallback(typename QC3::Method method, QueryResult* result, ParamType1 param1, ParamType2 param2, ParamType3 param3)
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: _IQueryCallback< QC3 >(QC3(method, result, param1, param2, param3)) {}
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};
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template < typename ParamType1, typename ParamType2 >
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class SQueryCallback < ParamType1, ParamType2 > :
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public _IQueryCallback< _SCallback < QueryResult*, ParamType1, ParamType2 > >
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{
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private:
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typedef _SCallback < QueryResult*, ParamType1, ParamType2 > QC2;
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public:
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SQueryCallback(typename QC2::Method method, QueryResult* result, ParamType1 param1, ParamType2 param2)
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: _IQueryCallback< QC2 >(QC2(method, result, param1, param2)) {}
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};
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template < typename ParamType1 >
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class SQueryCallback < ParamType1 > :
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public _IQueryCallback< _SCallback < QueryResult*, ParamType1 > >
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{
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private:
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typedef _SCallback < QueryResult*, ParamType1 > QC1;
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public:
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SQueryCallback(typename QC1::Method method, QueryResult* result, ParamType1 param1)
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: _IQueryCallback< QC1 >(QC1(method, result, param1)) {}
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};
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template < >
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class SQueryCallback < > : public _IQueryCallback< _SCallback < QueryResult* > >
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{
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private:
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typedef _SCallback < QueryResult* > QC0;
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public:
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SQueryCallback(QC0::Method method, QueryResult* result)
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: _IQueryCallback< QC0 >(QC0(method, result)) {}
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};
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}
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#endif
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