Gabriele Cosmo
119 lines
3.1 KiB
Plaintext
119 lines
3.1 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_sg_bcbk
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#define tools_sg_bcbk
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// "cbk" is for callback. Base class to handle a callback.
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#include "../scast"
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#include "../S_STRING"
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#include <string>
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namespace tools {
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namespace sg {
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enum return_action {
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return_none,
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return_to_render
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};
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class bcbk {
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public:
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TOOLS_SCLASS(tools::sg::bcbk)
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public:
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virtual void* cast(const std::string& a_class) const {
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if(void* p = cmp_cast<bcbk>(this,a_class)) {return p;}
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return 0;
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}
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virtual const std::string& s_cls() const {return s_class();}
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public:
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virtual return_action action() = 0;
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virtual bcbk* copy() const = 0;
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public:
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virtual ~bcbk(){
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}
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protected:
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bcbk()
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:m_single_shoot(false)
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,m_is_valid(true)
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{
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}
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bcbk(const bcbk& a_from)
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:m_single_shoot(a_from.m_single_shoot)
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,m_is_valid(a_from.m_is_valid)
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{
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}
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bcbk& operator=(const bcbk& a_from){
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m_single_shoot = a_from.m_single_shoot;
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m_is_valid = a_from.m_is_valid;
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return *this;
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}
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public:
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void set_single_shoot(bool a_value) {m_single_shoot = a_value;}
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bool is_single_shoot() const {return m_single_shoot;}
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bool is_valid() const {return m_is_valid;}
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void invalidate() {m_is_valid = false;}
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protected:
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bool m_single_shoot;
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bool m_is_valid;
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};
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}}
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#define TOOLS_CBK(a__class,a__sclass,a__parent)\
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private:\
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typedef a__parent parent;\
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public:\
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TOOLS_SCLASS(a__sclass)\
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public:\
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virtual void* cast(const std::string& a_class) const {\
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if(void* p = tools::cmp_cast<a__class>(this,a_class)) return p;\
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return parent::cast(a_class);\
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}\
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virtual const std::string& s_cls() const {return s_class();}\
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virtual tools::sg::bcbk* copy() const {return new a__class(*this);}
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#define TOOLS_T_CBK(a__T,a__class,a__sclass,a__parent)\
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private:\
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typedef a__parent parent;\
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public:\
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TOOLS_T_SCLASS(a__T,a__sclass)\
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public:\
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virtual void* cast(const std::string& a_class) const {\
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if(void* p = tools::cmp_cast<a__class>(this,a_class)) return p;\
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return parent::cast(a_class);\
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}\
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virtual const std::string& s_cls() const {return s_class();}\
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virtual tools::sg::bcbk* copy() const {return new a__class(*this);}
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#define TOOLS_T2_CBK(a__T1,a__T2,a__class,a__sclass,a__parent)\
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private:\
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typedef a__parent parent;\
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public:\
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TOOLS_T2_SCLASS(a__T1,a__T2,a__sclass)\
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public:\
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virtual void* cast(const std::string& a_class) const {\
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if(void* p = tools::cmp_cast<a__class>(this,a_class)) return p;\
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return parent::cast(a_class);\
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}\
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virtual const std::string& s_cls() const {return s_class();}\
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virtual tools::sg::bcbk* copy() const {return new a__class(*this);}
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#define TOOLS_T3_CBK(a__T1,a__T2,a__T3,a__class,a__sclass,a__parent)\
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private:\
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typedef a__parent parent;\
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public:\
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TOOLS_T3_SCLASS(a__T1,a__T2,a__T3,a__sclass)\
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public:\
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virtual void* cast(const std::string& a_class) const {\
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if(void* p = tools::cmp_cast<a__class>(this,a_class)) return p;\
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return parent::cast(a_class);\
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}\
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virtual const std::string& s_cls() const {return s_class();}\
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virtual tools::sg::bcbk* copy() const {return new a__class(*this);}
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#endif
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