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// ͨ͵вͬע̣ͨLuaxStateRegister_ʵ
// עṤΪעinterface tableclass tabletype nameΪƿռϡעβԪȵNewõʱŻᡣ
template<typename T>
void LuaxState::RegisterFactory()
{
lua_State* L = mState;
int top = lua_gettop(L); // namespace table
const char* type = T::GetLuaxFactoryName();
// interface table.
lua_newtable(L);
int idx = AbsIndex(-1);
LuaxClass::RegisterLuaxInterface<T>(*this);
T::RegisterLuaxInterface(*this);
// TǷûעķ
#define assertMethods(I, NAME)\
GetField(I, NAME);\
assert(IsType(-1, LUA_TFUNCTION));\
Pop();
assertMethods(idx, "New");
#undef assertMethods
lua_settop(L, top);
// class table.
lua_newtable(L);
assert(lua_istable(L, -1));
lua_pushvalue(L, -1);
LuaxClass::RegisterLuaxClass<T>(*this);
LuaxClass::RegisterLuaxFactoryClass<T>(*this);
T::RegisterLuaxClass(*this);
SetField(top, type);
// reset top
lua_settop(L, top);
}
// עᵥ
template<typename T>
void LuaxState::RegisterSingleton()
{
lua_State* L = mState;
int top = lua_gettop(L); // namespace table
const char* type = T::GetLuaxSingletonName();
// class table.
lua_newtable(L);
assert(lua_istable(L, -1));
lua_pushvalue(L, -1);
LuaxClass::RegisterLuaxClass<T>(*this);
LuaxClass::RegisterLuaxFactoryClass<T>(*this);
T::RegisterLuaxClass(*this);
SetField(top, type);
// reset top
lua_settop(L, top);
}
template<typename T>
void LuaxState::SetField(int idx, cc8* key, T value)
{
if (IsTableOrUserdata(idx))
{
idx = AbsIndex(idx);
this->Push(value);
lua_setfield(mState, idx, key);
}
}
template<typename T>
T LuaxState::GetField(int idx, cc8* key, T value)
{
GetField(idx, key);
T result = GetValue < T >(-1, value);
this->Pop();
return result;
}
template<typename T>
T LuaxState::GetField(int idx, int key, T value)
{
GetField(idx, key);
T result = GetValue < T >(-1, value);
Pop();
return result;
}
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