/// <summary>
 /// 点击开始游戏的委托执行,做3件事。1、判断当前是否有角色  2、跳转场景进入主城  3、和服务器交互
 /// </summary>
 private void OnStartGameClick()
 {
     if (mIsCreate)
     {
         //1、新建角色的情况:先新建,再登录
         Account_AddRoleReqProto proto = new Account_AddRoleReqProto();
         proto.ClassId      = (byte)mCurrentSelectedClassId;
         proto.RoleNickName = mUISelectRoleView.NickName.text;
         proto.GameServerId = GlobalCache.Instance.Account_LastLoginServerId;    //Ich新增区服判断
         if (proto.RoleNickName.Equals("") || proto.RoleNickName == null)
         {
             UIDialogController.Instance.Show("请输入昵称!");
             return;
         }
         SocketManager.Instance.SendMessageToLocalServer(proto.ToArray());
     }
     else
     {
         //2、已有角色的情况:直接登录
         if (mCurrentSelectedRoleId == -1)
         {
             UIDialogController.Instance.Show("请选择一个角色");
             return;
         }
         else
         {
             EnterGameReq();
         }
     }
 }