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#include "LuaBindVM.h"
#include "LuaBindRef.h"
namespace LuaBind
{
Ref::Ref(int mode)
: mRefID(LUA_NOREF)
, mMode(mode)
{
}
Ref::~Ref()
{
}
Ref::operator bool()
{
return (mRefID != LUA_NOREF);
}
bool Ref::PushRef(State& state)
{
assert(mRefID != LUA_NOREF);
VM* vm = state.GetVM();
if (!vm) return false;
if (mMode == STRONG_REF)
{
RefTable& table = vm->GetStrongRefTable();
table.PushRef(state, mRefID);
}
else if (mMode == WEAK_REF)
{
RefTable& table = vm->GetWeakRefTable();
table.PushRef(state, mRefID);
}
else
{
state.PushNil();
return false;
}
return true;
}
void Ref::SetRef(State& state, int idx)
{
VM* vm = state.GetVM();
if (!vm) return;
if (mMode == STRONG_REF)
{
RefTable& table = vm->GetStrongRefTable();
mRefID = table.Ref(state, idx);
}
else if (mMode == WEAK_REF)
{
RefTable& table = vm->GetWeakRefTable();
mRefID = table.Ref(state, idx);
}
}
StrongRef::StrongRef()
: Ref(STRONG_REF)
{
}
WeakRef::WeakRef()
: Ref(WEAK_REF)
{
}
}
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