CheckListBox添加项重写ToString()方法

this.clbRightName.Items.Add(new RightCode(item))要重写toString（）方法

 class RightCode
    {
        private ESssUserRoleDataSet.RightCodeRow dr;
        public RightCode(ESssUserRoleDataSet.RightCodeRow dr)
        {
            this.dr = dr;
        }
        public override string ToString()//一定要注意重载
        {
            return dr.RightName.ToString();
        }
        public string GetRightName()
        {
            return this.ToString();
        }
        public int GetRightCode()
        {
            return int.Parse(dr.RightCode.ToString());
        }
    }
//复选框为选中状态
 for (int i = 0; i < this.clbRightName.Items.Count; i++) //已有的权限为选中状态
                {
                    for (int j = 0; j < arrayStr.Length; j++)
                    {
                        if (this.clbRightName.Items[i].ToString().Equals(arrayStr[j]))
                        {
                            clbRightName.SetItemChecked(i, true);
                        }
                    }
                }
  this.clbRightName.Items.Add(new RightCode(item));  加载listcheckbox项