mcserver/squirrel_3_0_1_stable/sqplus/SquirrelBindingsUtils.h

153 lines
4.8 KiB
C

#ifndef SQUIRREL_BINDINGS_UTILS_H
#define SQUIRREL_BINDINGS_UTILS_H
struct ScriptClassMemberDecl {
const SQChar *name;
SQFUNCTION func;
int params;
const SQChar *typemask;
};
struct SquirrelClassDecl {
const SQChar *name;
const SQChar *base;
const ScriptClassMemberDecl *members;
};
struct ScriptConstantDecl {
const SQChar *name;
SQObjectType type;
union value {
value(float v){ f = v; }
value(int v){ i = v; }
value(long int v){ li = v; }
value(const SQChar *v){ s = v; }
float f;
int i;
long int li;
const SQChar *s;
} val;
};
struct ScriptNamespaceDecl {
const SQChar *name;
const ScriptClassMemberDecl *members;
const ScriptConstantDecl *constants;
const ScriptClassMemberDecl *delegate;
};
#define _BEGIN_CLASS(classname) \
int __##classname##__typeof(HSQUIRRELVM v) \
{ \
sq_pushstring(v,_SC(#classname),-1); \
return 1; \
} \
struct ScriptClassMemberDecl __##classname##_members[] = { \
{_SC("_typeof"),__##classname##__typeof,1,NULL},
#define _BEGIN_NAMESPACE(xnamespace) struct ScriptClassMemberDecl __##xnamespace##_members[] = {
#define _BEGIN_NAMESPACE_CONSTANTS(xnamespace) {NULL,NULL,0,NULL}}; \
struct ScriptConstantDecl __##xnamespace##_constants[] = {
#define _BEGIN_DELEGATE(xnamespace) struct ScriptClassMemberDecl __##xnamespace##_delegate[] = {
#define _DELEGATE(xnamespace) __##xnamespace##_delegate
#define _END_DELEGATE(classname) {NULL,NULL,NULL,NULL}};
#define _CONSTANT(name,type,val) {_SC(#name),type,val},
#define _CONSTANT_IMPL(name,type) {_SC(#name),type,name},
#define _MEMBER_FUNCTION(classname,name,nparams,typemask) \
{_SC(#name),__##classname##_##name,nparams,typemask},
#define _END_NAMESPACE(classname,delegate) {NULL,OT_NULL,0}}; \
struct ScriptNamespaceDecl __##classname##_decl = { \
_SC(#classname), __##classname##_members,__##classname##_constants,delegate };
#define _END_CLASS(classname) {NULL,NULL,0,NULL}}; \
struct SquirrelClassDecl __##classname##_decl = { \
_SC(#classname), NULL, __##classname##_members };
#define _END_CLASS_INHERITANCE(classname,base) {NULL,NULL,NULL,NULL}}; \
struct SquirrelClassDecl __##classname##_decl = { \
_SC(#classname), _SC(#base), __##classname##_members };
#define _MEMBER_FUNCTION_IMPL(classname,name) \
int __##classname##_##name(HSQUIRRELVM v)
#define _INIT_STATIC_NAMESPACE(classname) CreateStaticNamespace(SquirrelVM::GetVMPtr(),&__##classname##_decl);
#define _INIT_CLASS(classname)CreateClass(SquirrelVM::GetVMPtr(),&__##classname##_decl);
#define _DECL_STATIC_NAMESPACE(xnamespace) extern struct ScriptNamespaceDecl __##xnamespace##_decl;
#define _DECL_CLASS(classname) extern struct SquirrelClassDecl __##classname##_decl;
#define _CHECK_SELF(cppclass,scriptclass) \
cppclass *self = NULL; \
if(SQ_FAILED(sq_getinstanceup(v,1,(SQUserPointer*)&self,(SQUserPointer)&__##scriptclass##_decl))) { \
return sq_throwerror(v,_SC("invalid instance type"));\
}
#define _CHECK_INST_PARAM(pname,idx,cppclass,scriptclass) \
cppclass *pname = NULL; \
if(SQ_FAILED(sq_getinstanceup(v,idx,(SQUserPointer*)&pname,(SQUserPointer)&__##scriptclass##_decl))) { \
return sq_throwerror(v,_SC("invalid instance type"));\
} \
#define _CHECK_INST_PARAM_BREAK(pname,idx,cppclass,scriptclass) \
cppclass *pname = NULL; \
if(SQ_FAILED(sq_getinstanceup(v,idx,(SQUserPointer*)&pname,(SQUserPointer)&__##scriptclass##_decl))) { \
break; \
} \
#define _CLASS_TAG(classname) ((unsigned int)&__##classname##_decl)
#define _DECL_NATIVE_CONSTRUCTION(classname,cppclass) \
BOOL push_##classname(cppclass &quat); \
SquirrelObject new_##classname(cppclass &quat);
#define _IMPL_NATIVE_CONSTRUCTION(classname,cppclass) \
static int classname##_release_hook(SQUserPointer p, int size) \
{ \
if(p) { \
cppclass *pv = (cppclass *)p; \
delete pv; \
} \
return 0; \
} \
BOOL push_##classname(cppclass &quat) \
{ \
cppclass *newquat = new cppclass; \
*newquat = quat; \
if(!CreateNativeClassInstance(SquirrelVM::GetVMPtr(),_SC(#classname),newquat,classname##_release_hook)) { \
delete newquat; \
return FALSE; \
} \
return TRUE; \
} \
SquirrelObject new_##classname(cppclass &quat) \
{ \
SquirrelObject ret; \
if(push_##classname(quat)) { \
ret.AttachToStackObject(-1); \
sq_pop(SquirrelVM::GetVMPtr(),1); \
} \
return ret; \
} \
int construct_##classname(cppclass *p) \
{ \
sq_setinstanceup(SquirrelVM::GetVMPtr(),1,p); \
sq_setreleasehook(SquirrelVM::GetVMPtr(),1,classname##_release_hook); \
return 1; \
}
BOOL CreateStaticClass(HSQUIRRELVM v,SquirrelClassDecl *cd);
BOOL CreateStaticNamespace(HSQUIRRELVM v,ScriptNamespaceDecl *sn);
BOOL CreateClass(HSQUIRRELVM v,SquirrelClassDecl *cd);
BOOL InitScriptClasses(HSQUIRRELVM v);
BOOL CreateNativeClassInstance(HSQUIRRELVM v,const SQChar *classname,SQUserPointer ud,SQRELEASEHOOK hook);
BOOL CreateConstructNativeClassInstance(HSQUIRRELVM v,const SQChar * className);
#endif // SQUIRREL_BINDINGS_UTILS_H