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#include "LuaBindEnum.h"
#include "LuaBindState.h"
#include "LuaBindVM.h"
namespace LuaBind
{
///
/// Ö»¶ÁmetatableµÄ__index
///
int _rmt__index(lua_State* L)
{
// params:
// 1: enum table
// 2: key
// upvalues:
// 1: metatable
int mt = lua_upvalueindex(1);
lua_pushvalue(L, 2);
lua_rawget(L, mt);
return 1;
}
int _rmt__newindex(lua_State* L)
{
// upvalue:
// 1: enum table name
cc8* name = lua_tostring(L, lua_upvalueindex(1));
return luaL_error(L, "Enum called \"%s\" is readonly.", name);
}
//--------------------------------------------------------------------------------//
#if LUA_BIND_ENABLE_PLAIN_ENUM
int PlainEnum::registry(lua_State* L)
{
// params:
// 1: enum name
// 2: metatable
cc8* name = luaL_checkstring(L, 1);
if (!lua_istable(L, 2))
{
return luaL_error(L, "Create plain enum failed. Require table, but get %s", luaL_typename(L, 2));
}
lua_pushvalue(L, -1);
lua_setfield(L, -2, "__index");
lua_pushstring(L, name);
lua_pushcclosure(L, _rmt__newindex, 1);
lua_setfield(L, -2, "__newindex");
lua_newtable(L); // enum table
lua_pushvalue(L, -2); // metatable
lua_setmetatable(L, -2);
return 1;
}
#endif
}
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