public override void Initialize(GraphicsDeviceManager graphics)
        {
            //_popup = new UIInfoPopup(500, 200);
            //_popup.Visible = false;
            //_popup.Text = "Le nom existe déjà";
            //_popup.Modal = true;
            //_popup.OnOk += (sender, e) =>
            //{
            //    _popup.Visible = false;
            //};

            _characterSelect = new CharacterSelect(
                new Point(
                    (int)((graphics.PreferredBackBufferWidth - (int)(graphics.PreferredBackBufferWidth * 0.5 - 100)) * 0.5),
                    100
                    ),
                (int)(graphics.PreferredBackBufferWidth * 0.5 - 100), (int)(graphics.PreferredBackBufferHeight * 0.5));
            _characterSelect.Initialize(graphics);

            _txt_name         = new UITextBox(new Point((int)(graphics.PreferredBackBufferWidth * 0.5 - 150), (int)(graphics.PreferredBackBufferHeight * 0.8)), 300, 40);
            _txt_name.MaxSize = 15;

            _btn_create              = new UIButton(new Point((int)(graphics.PreferredBackBufferWidth * 0.5 - 50), (int)(graphics.PreferredBackBufferHeight * 0.9)), 100, 40, "Create");
            _btn_create.OnGainFocus += (sender, e) =>
            {
                var character = new Character(_txt_name.Text, _characterSelect.Model);
                //var sended = ManagerNetwork.Instance.SendCharacterCreation(character);
                //_btn_create.ButtonDisabled = sended;
            };

            _btn_cancel              = new UIButton(new Point((int)(graphics.PreferredBackBufferWidth * 0.5 + 100), (int)(graphics.PreferredBackBufferHeight * 0.9)), 100, 40, "Cancel");
            _btn_cancel.OnGainFocus += (sender, e) =>
            {
                ManagerState.Instance.ChangeState(EnumState.CHARACTER_SELECT);
            };

            ManagerUI.Instance.AddItem(_characterSelect);
            ManagerUI.Instance.AddItem(_txt_name);
            ManagerUI.Instance.AddItem(_btn_create);
            ManagerUI.Instance.AddItem(_btn_cancel);
        }