private void checkedListBoxControl1_ItemCheck(object sender, DevExpress.XtraEditors.Controls.ItemCheckEventArgs e)
        {
            CheckedListBoxItem currItem = (CheckedListBoxItem)checkedListBoxControl1.GetItem(e.Index);
            string             rolename = (string)currItem.Value;
            Guid userId = (Guid)this.CurrentUser.标识;

            //如果选中
            if (e.State == CheckState.Checked)
            {
                UserInRole uir = new UserInRole();
                uir.UserId = userId;
                uir.Role   = rolename;
                uir.Save();
            }
            //如果没有选中
            if (e.State == CheckState.Unchecked)
            {
                UserInRole uir = UserInRole.GetUserInRole(userId, rolename);
                if (uir != null)
                {
                    uir.Delete();
                }
            }
        }