Method Open

Plugins/UnLua/Source/UnLua/Private/UELib.cpp:148–185

};

int UnLua::UELib::Open(lua_State* L)
{
    lua_newtable(L);
    lua_pushstring(L, "__index");
    lua_pushcfunction(L, UE_Index);
    lua_rawset(L, -3);

    lua_pushvalue(L, -1);
    lua_setmetatable(L, -2);

    lua_pushvalue(L, -1);
    lua_pushstring(L, REGISTRY_KEY);
    lua_rawset(L, LUA_REGISTRYINDEX);

    luaL_setfuncs(L, UE_Functions, 0);
    lua_setglobal(L, NAMESPACE_NAME);

    // global access for legacy support
    lua_getglobal(L, LUA_GNAME);
    luaL_setfuncs(L, UE_Functions, 0);
    lua_pop(L, 1);

#if WITH_UE4_NAMESPACE == 1
    // 兼容UE4访问
    lua_getglobal(L, NAMESPACE_NAME);
    lua_setglobal(L, "UE4");
#elif WITH_UE4_NAMESPACE == 0
    // 兼容无UE4全局访问
    lua_getglobal(L, LUA_GNAME);
    lua_newtable(L);
    lua_pushstring(L, "__index");
    lua_getglobal(L, NAMESPACE_NAME);
    lua_rawset(L, -3);
    lua_setmetatable(L, -2);
#endif

    return 1;
}

void UnLua::UELib::SetTableForClass(lua_State* L, const char* Name)
{