public void DeleteForm(string keyValue)
{
if (service.IQueryable().Count(t => t.ParentId.Equals(keyValue)) > 0)
{
throw new Exception("删除失败！操作的对象包含了下级数据。");
}
else
{
service.DeleteById(t => t.Id == keyValue);
}
//添加日志
LogHelp.logHelp.WriteDbLog(true, "删除区域信息=>" + keyValue, Enums.DbLogType.Delete, "区域管理");
}