/// <summary>
/// 删除一个影类
/// 返回 true 表示成功；
/// 返回 false 表示该类不存在
/// </summary>
/// <param name="uType"></param>
/// <returns></returns>
public bool DeleteData(Renting_Management_System.Models.ImageTypeMod _imageType)
{
type = new Renting_Management_System.Models.ImageTypeMod();
type = SelectData(_imageType.ImageTypeCode);
if (type != null)
{
da = new DBConnection();
StringBuilder deleteStr = new StringBuilder();
deleteStr.Append("Delete From [ImageType] ");
deleteStr.Append("Where 影类代码 = '");
deleteStr.Append(_imageType.ImageTypeCode);
deleteStr.Append("'");
da.DeleteQuery(deleteStr.ToString());
return true;
}
else
return false;
}
/// <summary>
/// 删除一个客户
/// 返回 true 表示成功，否侧数据不存在
/// </summary>
/// <param name="_customer"></param>
/// <returns></returns>
public bool DeleteData(Renting_Management_System.Models.CustomerMod _customer)
{
customer = new Renting_Management_System.Models.CustomerMod();
customer = SelectByID(_customer.CustomerID);
if (customer != null)
{
StringBuilder deleteStr = new StringBuilder();
deleteStr.Append("Delete From [Customer]");
deleteStr.Append("Where 客户编号 = '");
deleteStr.Append(_customer.CustomerID);
deleteStr.Append("'");
da = new DBConnection();
da.DeleteQuery(deleteStr.ToString());
return true;
}
else
{ return false; }
}
/// <summary>
/// 删除一个影像
/// 返回 true 表示成功，否侧数据不存在
/// </summary>
/// <param name="_image"></param>
/// <returns></returns>
public bool DeleteData(Renting_Management_System.Models.ImageMod _image)
{
image = new Renting_Management_System.Models.ImageMod();
image = SelectByID(_image.ImageID);
if (image == null)
{ return false; }
else
{
StringBuilder deleteStr = new StringBuilder();
deleteStr.Append("Delete From [Image] ");
deleteStr.Append("Where 影像编号 = '");
deleteStr.Append(_image.ImageID);
deleteStr.Append("'");
da = new DBConnection();
da.DeleteQuery(deleteStr.ToString());
return true;
}
}
/// <summary>
/// 删除一个地点
/// 返回 true 表示成功
/// 返回 false 表示数据不存在
/// </summary>
/// <param name="_local"></param>
/// <returns></returns>
public bool DeleteData(Renting_Management_System.Models.LocalMod _local)
{
local = new Renting_Management_System.Models.LocalMod();
local = SelectData(_local.LocalCode);
if (local != null)
{
da = new DBConnection();
StringBuilder deleteStr = new StringBuilder();
deleteStr.Append("Delete From [Local] ");
deleteStr.Append("Where 地点代码 = '");
deleteStr.Append(_local.LocalCode);
deleteStr.Append("'");
da.DeleteQuery(deleteStr.ToString());
return true;
}
else
return false;
}
/// <summary>
/// 删除一个用户
/// 返回 true 表示删除成功
/// 返回 false 表示数据不存在
/// </summary>
/// <param name="_userID"></param>
/// <returns></returns>
public bool DeleteData(string _userID)
{
user = new Renting_Management_System.Models.UserMod();
user = SelectByID(_userID);
if (user != null)
{
StringBuilder deleteStr = new StringBuilder();
deleteStr.Append("Delete From [User]");
deleteStr.Append("Where 用户编号 = '");
deleteStr.Append(_userID);
deleteStr.Append("'");
da = new DBConnection();
da.DeleteQuery(deleteStr.ToString());
return true;
}
else
{ return false; }
}
/// <summary>
/// 删除一个租借记录
/// 返回 true 表示成功，否侧该记录不存在
/// </summary>
/// <param name="_rent"></param>
/// <returns></returns>
public bool DeletData(Renting_Management_System.Models.RentMod _rent)
{
rent = new Renting_Management_System.Models.RentMod();
rent =SelectBy_CustomerID_N_ImageID(_rent.CustomerID, _rent.ImageID);
if (rent != null)
{
StringBuilder deleteStr = new StringBuilder();
deleteStr.Append("Delete From [Rent]");
deleteStr.Append("Where 客户编号 = '");
deleteStr.Append(_rent.CustomerID);
deleteStr.Append("' And 影像编号 = '");
deleteStr.Append(_rent.ImageID);
deleteStr.Append("'");
da = new DBConnection();
da.DeleteQuery(deleteStr.ToString());
return true;
}
else
{
return false;
}
}