1
0
cuberite-2a/squirrel_3_0_1_stable/sqplus/SquirrelBindingsUtils.cpp

162 lines
4.4 KiB
C++
Raw Normal View History

#include "sqplus.h"
BOOL CreateStaticNamespace(HSQUIRRELVM v,ScriptNamespaceDecl *sn)
{
int n = 0;
sq_pushroottable(v);
sq_pushstring(v,sn->name,-1);
sq_newtable(v);
const ScriptClassMemberDecl *members = sn->members;
const ScriptClassMemberDecl *m = NULL;
while(members[n].name) {
m = &members[n];
sq_pushstring(v,m->name,-1);
sq_newclosure(v,m->func,0);
sq_setparamscheck(v,m->params,m->typemask);
sq_setnativeclosurename(v,-1,m->name);
sq_createslot(v,-3);
n++;
}
const ScriptConstantDecl *consts = sn->constants;
const ScriptConstantDecl *c = NULL;
n = 0;
while(consts[n].name) {
c = &consts[n];
sq_pushstring(v,c->name,-1);
switch(c->type) {
case OT_STRING: sq_pushstring(v,c->val.s,-1);break;
case OT_INTEGER: sq_pushinteger(v,c->val.i);break;
case OT_FLOAT: sq_pushfloat(v,c->val.f);break;
}
sq_createslot(v,-3);
n++;
}
if(sn->delegate) {
const ScriptClassMemberDecl *members = sn->delegate;
const ScriptClassMemberDecl *m = NULL;
sq_newtable(v);
while(members[n].name) {
m = &members[n];
sq_pushstring(v,m->name,-1);
sq_newclosure(v,m->func,0);
sq_setparamscheck(v,m->params,m->typemask);
sq_setnativeclosurename(v,-1,m->name);
sq_createslot(v,-3);
n++;
}
sq_setdelegate(v,-2);
}
sq_createslot(v,-3);
sq_pop(v,1);
return TRUE;
}
BOOL CreateClass(HSQUIRRELVM v,SquirrelClassDecl *cd)
{
int n = 0;
int oldtop = sq_gettop(v);
sq_pushroottable(v);
sq_pushstring(v,cd->name,-1);
if(cd->base) {
sq_pushstring(v,cd->base,-1);
if(SQ_FAILED(sq_get(v,-3))) { // Make sure the base exists if specified by cd->base name.
sq_settop(v,oldtop);
return FALSE;
}
}
if(SQ_FAILED(sq_newclass(v,cd->base?1:0))) { // Will inherit from base class on stack from sq_get() above.
sq_settop(v,oldtop);
return FALSE;
}
// sq_settypetag(v,-1,(unsigned int)cd);
#ifdef _WIN32
#pragma warning(disable : 4311)
#endif
sq_settypetag(v,-1,reinterpret_cast<SQUserPointer>(cd));
const ScriptClassMemberDecl *members = cd->members;
const ScriptClassMemberDecl *m = NULL;
if (members) {
while(members[n].name) {
m = &members[n];
sq_pushstring(v,m->name,-1);
sq_newclosure(v,m->func,0);
sq_setparamscheck(v,m->params,m->typemask);
sq_setnativeclosurename(v,-1,m->name);
sq_createslot(v,-3);
n++;
}
} // if
sq_createslot(v,-3);
sq_pop(v,1);
return TRUE;
}
BOOL CreateNativeClassInstance(HSQUIRRELVM v,
const SQChar *classname,
SQUserPointer ud,
SQRELEASEHOOK hook)
{
// If we don't do this, SquirrelVM keeps an old pointer around and this
// will be used by SquirrelObject. That crashes when using several VMs.
SquirrelVM::Init( v );
int oldtop = sq_gettop(v);
sq_pushroottable(v);
sq_pushstring(v,classname,-1);
if(SQ_FAILED(sq_rawget(v,-2))){ //Get the class (created with sq_newclass()).
sq_settop(v,oldtop);
return FALSE;
}
//sq_pushroottable(v);
if(SQ_FAILED(sq_createinstance(v,-1))) {
sq_settop(v,oldtop);
return FALSE;
}
#ifdef SQ_USE_CLASS_INHERITANCE
HSQOBJECT ho;
sq_getstackobj(v, -1, &ho); // OT_INSTANCE
SquirrelObject instance(ho);
SqPlus::PopulateAncestry(v, instance, ud);
#endif
sq_remove(v,-3); //removes the root table
sq_remove(v,-2); //removes the class
if(SQ_FAILED(sq_setinstanceup(v,-1,ud))) {
sq_settop(v,oldtop);
return FALSE;
}
sq_setreleasehook(v,-1,hook);
return TRUE;
}
// Create native class instance and leave on stack.
BOOL CreateConstructNativeClassInstance(HSQUIRRELVM v,const SQChar * className) {
int oldtop = sq_gettop(v);
sq_pushroottable(v);
sq_pushstring(v,className,-1);
if (SQ_FAILED(sq_rawget(v,-2))) { // Get the class (created with sq_newclass()).
sq_settop(v,oldtop);
return FALSE;
} // if
#if 0
sq_remove(v,-3); // Remove the root table.
sq_push(v,1); // Push the 'this'.
#else // Kamaitati's change. 5/28/06 jcs.
sq_remove(v,-2); // Remove the root table.
sq_pushroottable(v); // Push the 'this'.
#endif
if (SQ_FAILED(sq_call(v,1,SQTrue,SQ_CALL_RAISE_ERROR))) { // Call ClassName(): creates new instance and calls constructor (instead of sq_createinstance() where constructor is not called).
sq_settop(v,oldtop);
return FALSE;
} // if
sq_remove(v,-2); // Remove the class.
// int newtop = sq_gettop(v);
return TRUE;
} // CreateConstructNativeClassInstance