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Diffstat (limited to '')
| -rw-r--r-- | squirrel_3_0_1_stable/squirrel/sqclass.h | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/squirrel_3_0_1_stable/squirrel/sqclass.h b/squirrel_3_0_1_stable/squirrel/sqclass.h deleted file mode 100644 index 5c1fe2d20..000000000 --- a/squirrel_3_0_1_stable/squirrel/sqclass.h +++ /dev/null @@ -1,158 +0,0 @@ -/* see copyright notice in squirrel.h */ -#ifndef _SQCLASS_H_ -#define _SQCLASS_H_ - -struct SQInstance; - -struct SQClassMember { - SQObjectPtr val; - SQObjectPtr attrs; -}; - -typedef sqvector<SQClassMember> SQClassMemberVec; - -#define MEMBER_TYPE_METHOD 0x01000000 -#define MEMBER_TYPE_FIELD 0x02000000 - -#define _ismethod(o) (_integer(o)&MEMBER_TYPE_METHOD) -#define _isfield(o) (_integer(o)&MEMBER_TYPE_FIELD) -#define _make_method_idx(i) ((SQInteger)(MEMBER_TYPE_METHOD|i)) -#define _make_field_idx(i) ((SQInteger)(MEMBER_TYPE_FIELD|i)) -#define _member_type(o) (_integer(o)&0xFF000000) -#define _member_idx(o) (_integer(o)&0x00FFFFFF) - -struct SQClass : public CHAINABLE_OBJ -{ - SQClass(SQSharedState *ss,SQClass *base); -public: - static SQClass* Create(SQSharedState *ss,SQClass *base) { - SQClass *newclass = (SQClass *)SQ_MALLOC(sizeof(SQClass)); - new (newclass) SQClass(ss, base); - return newclass; - } - ~SQClass(); - bool NewSlot(SQSharedState *ss, const SQObjectPtr &key,const SQObjectPtr &val,bool bstatic); - bool Get(const SQObjectPtr &key,SQObjectPtr &val) { - if(_members->Get(key,val)) { - if(_isfield(val)) { - SQObjectPtr &o = _defaultvalues[_member_idx(val)].val; - val = _realval(o); - } - else { - val = _methods[_member_idx(val)].val; - } - return true; - } - return false; - } - bool GetConstructor(SQObjectPtr &ctor) - { - if(_constructoridx != -1) { - ctor = _methods[_constructoridx].val; - return true; - } - return false; - } - bool SetAttributes(const SQObjectPtr &key,const SQObjectPtr &val); - bool GetAttributes(const SQObjectPtr &key,SQObjectPtr &outval); - void Lock() { _locked = true; if(_base) _base->Lock(); } - void Release() { - if (_hook) { _hook(_typetag,0);} - sq_delete(this, SQClass); - } - void Finalize(); -#ifndef NO_GARBAGE_COLLECTOR - void Mark(SQCollectable ** ); - SQObjectType GetType() {return OT_CLASS;} -#endif - SQInteger Next(const SQObjectPtr &refpos, SQObjectPtr &outkey, SQObjectPtr &outval); - SQInstance *CreateInstance(); - SQTable *_members; - SQClass *_base; - SQClassMemberVec _defaultvalues; - SQClassMemberVec _methods; - SQObjectPtr _metamethods[MT_LAST]; - SQObjectPtr _attributes; - SQUserPointer _typetag; - SQRELEASEHOOK _hook; - bool _locked; - SQInteger _constructoridx; - SQInteger _udsize; -}; - -#define calcinstancesize(_theclass_) \ - (_theclass_->_udsize + sq_aligning(sizeof(SQInstance) + (sizeof(SQObjectPtr)*(_theclass_->_defaultvalues.size()>0?_theclass_->_defaultvalues.size()-1:0)))) - -struct SQInstance : public SQDelegable -{ - void Init(SQSharedState *ss); - SQInstance(SQSharedState *ss, SQClass *c, SQInteger memsize); - SQInstance(SQSharedState *ss, SQInstance *c, SQInteger memsize); -public: - static SQInstance* Create(SQSharedState *ss,SQClass *theclass) { - - SQInteger size = calcinstancesize(theclass); - SQInstance *newinst = (SQInstance *)SQ_MALLOC(size); - new (newinst) SQInstance(ss, theclass,size); - if(theclass->_udsize) { - newinst->_userpointer = ((unsigned char *)newinst) + (size - theclass->_udsize); - } - return newinst; - } - SQInstance *Clone(SQSharedState *ss) - { - SQInteger size = calcinstancesize(_class); - SQInstance *newinst = (SQInstance *)SQ_MALLOC(size); - new (newinst) SQInstance(ss, this,size); - if(_class->_udsize) { - newinst->_userpointer = ((unsigned char *)newinst) + (size - _class->_udsize); - } - return newinst; - } - ~SQInstance(); - bool Get(const SQObjectPtr &key,SQObjectPtr &val) { - if(_class->_members->Get(key,val)) { - if(_isfield(val)) { - SQObjectPtr &o = _values[_member_idx(val)]; - val = _realval(o); - } - else { - val = _class->_methods[_member_idx(val)].val; - } - return true; - } - return false; - } - bool Set(const SQObjectPtr &key,const SQObjectPtr &val) { - SQObjectPtr idx; - if(_class->_members->Get(key,idx) && _isfield(idx)) { - _values[_member_idx(idx)] = val; - return true; - } - return false; - } - void Release() { - _uiRef++; - if (_hook) { _hook(_userpointer,0);} - _uiRef--; - if(_uiRef > 0) return; - SQInteger size = _memsize; - this->~SQInstance(); - SQ_FREE(this, size); - } - void Finalize(); -#ifndef NO_GARBAGE_COLLECTOR - void Mark(SQCollectable ** ); - SQObjectType GetType() {return OT_INSTANCE;} -#endif - bool InstanceOf(SQClass *trg); - bool GetMetaMethod(SQVM *v,SQMetaMethod mm,SQObjectPtr &res); - - SQClass *_class; - SQUserPointer _userpointer; - SQRELEASEHOOK _hook; - SQInteger _memsize; - SQObjectPtr _values[1]; -}; - -#endif //_SQCLASS_H_ |