75 lines
3.4 KiB
C
75 lines
3.4 KiB
C
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// SqPlusConst.h
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// SqPlus constant type and constant member function support created by Simon Michelmore.
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// Modular integration 11/14/05 jcs.
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#ifdef SQPLUS_DECLARE_INSTANCE_TYPE_CONST
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#undef SQPLUS_DECLARE_INSTANCE_TYPE_CONST
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// Kamaitati's NULL_INSTANCE support. 5/28/06 jcs
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#ifdef SQPLUS_SUPPORT_NULL_INSTANCES
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#define DECLARE_INSTANCE_TYPE_NAME_CONST_BASE(TYPE,NAME) \
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inline bool Match(TypeWrapper<const TYPE &>,HSQUIRRELVM v,int idx) { return GetInstance<TYPE,false>(v,idx) != NULL; } \
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inline const TYPE & Get(TypeWrapper<const TYPE &>,HSQUIRRELVM v,int idx) { return *GetInstance<TYPE,true>(v,idx); }
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// Ordinary case
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#define DECLARE_INSTANCE_TYPE_NAME_CONST(TYPE,NAME) \
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DECLARE_INSTANCE_TYPE_NAME_(TYPE,NAME) \
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namespace SqPlus { \
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DECLARE_INSTANCE_TYPE_NAME_CONST_BASE(TYPE,NAME) \
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template<> inline void Push(HSQUIRRELVM v,const TYPE * value) { \
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if (!value) sq_pushnull(v); \
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else if (!CreateNativeClassInstance(v,GetTypeName(*value),(TYPE*)value,0)) \
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throw SquirrelError(_SC("Push(): could not create INSTANCE (check registration name)")); } \
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template<> inline void Push(HSQUIRRELVM v,const TYPE & value) { if (!CreateCopyInstance(v,GetTypeName(value),value)) throw SquirrelError(_SC("Push(): could not create INSTANCE copy (check registration name)")); } \
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} // nameSpace SqPlus
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// Case for custom Push implementation (covariant return type)
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#define DECLARE_INSTANCE_TYPE_NAME_CONST_CUSTOM(TYPE,NAME) \
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DECLARE_INSTANCE_TYPE_NAME_CUSTOM_(TYPE,NAME) \
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namespace SqPlus { \
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DECLARE_INSTANCE_TYPE_NAME_CONST_BASE(TYPE,NAME) \
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template<> void Push(HSQUIRRELVM v,const TYPE * value); \
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template<> void Push(HSQUIRRELVM v,const TYPE & value); \
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} // nameSpace SqPlus
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#else
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#define DECLARE_INSTANCE_TYPE_NAME_CONST(TYPE,NAME) \
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DECLARE_INSTANCE_TYPE_NAME_(TYPE,NAME) \
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namespace SqPlus { \
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template<> inline void Push(HSQUIRRELVM v,const TYPE * value) { if (!CreateNativeClassInstance(v,GetTypeName(*value),(TYPE*)value,0)) throw SquirrelError(_SC("Push(): could not create INSTANCE (check registration name)")); } \
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template<> inline void Push(HSQUIRRELVM v,const TYPE & value) { if (!CreateCopyInstance(v,GetTypeName(value),value)) throw SquirrelError(_SC("Push(): could not create INSTANCE copy (check registration name)")); } \
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template<> inline bool Match(TypeWrapper<const TYPE &>,HSQUIRRELVM v,int idx) { return GetInstance<TYPE,false>(v,idx) != NULL; } \
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template<> inline const TYPE & Get(TypeWrapper<const TYPE &>,HSQUIRRELVM v,int idx) { return *GetInstance<TYPE,true>(v,idx); } \
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} // nameSpace SqPlus
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#endif
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#define DECLARE_INSTANCE_TYPE(TYPE) DECLARE_INSTANCE_TYPE_NAME_CONST(TYPE,TYPE)
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#define DECLARE_INSTANCE_TYPE_NAME(TYPE,NAME) DECLARE_INSTANCE_TYPE_NAME_CONST(TYPE,NAME)
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#define DECLARE_INSTANCE_TYPE_CUSTOM(TYPE) DECLARE_INSTANCE_TYPE_NAME_CONST_CUSTOM(TYPE,TYPE)
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#define DECLARE_INSTANCE_TYPE_NAME_CUSTOM(TYPE,NAME) DECLARE_INSTANCE_TYPE_NAME_CONST_CUSTOM(TYPE,NAME)
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#endif
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#define SQPLUS_APPLY_CONST
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#include "SqPlusCallTemplates.h"
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#ifdef SQ_REG_CONST_STATIC_VAR
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#undef SQ_REG_CONST_STATIC_VAR
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template<typename VarType>
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SQClassDefBase & staticVar(const VarType * pvar,const SQChar * name,VarAccessType access=VAR_ACCESS_READ_ONLY) {
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struct CV {
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const VarType * var;
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} cv; // Cast Variable helper.
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cv.var = pvar;
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RegisterInstanceVariable(newClass,ClassType<TClassType>::type(),*(VarType **)&cv,name,VarAccessType(access|VAR_ACCESS_STATIC));
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return *this;
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} // staticVar
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#endif
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// SqPlusConst.h
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