public void addRoomItemToList(string name, string map, int maxPlayers, int nowPlayers, int posY)
{
GameObject newItem = Instantiate(roomItem, content.transform);
roomItemList.Add(newItem);
RectTransform rect = newItem.GetComponent <RectTransform>();
rect.anchoredPosition = new Vector3(0, posY, 0);
RoomItem item = newItem.GetComponent <RoomItem>();
item.InitialItem(name, map, maxPlayers, nowPlayers);
content.sizeDelta = new Vector2(content.sizeDelta.x, -posY + itemHeight);
}
