/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(BookShop.Model.Invoice model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Invoice set ");
strSql.Append("invoiceUnit=@invoiceUnit,");
strSql.Append("invoiceSum=@invoiceSum");
strSql.Append(" where invoiceNo=@invoiceNo ");
SqlParameter[] parameters =
{
new SqlParameter("@invoiceUnit", SqlDbType.VarChar, 40),
new SqlParameter("@invoiceSum", SqlDbType.Decimal, 9),
new SqlParameter("@invoiceNo", SqlDbType.Char, 10)
};
parameters[0].Value = model.invoiceUnit;
parameters[1].Value = model.invoiceSum;
parameters[2].Value = model.invoiceNo;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(BookShop.Model.Invoice model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Invoice(");
strSql.Append("invoiceNo,invoiceUnit,invoiceSum)");
strSql.Append(" values (");
strSql.Append("@invoiceNo,@invoiceUnit,@invoiceSum)");
SqlParameter[] parameters =
{
new SqlParameter("@invoiceNo", SqlDbType.Char, 10),
new SqlParameter("@invoiceUnit", SqlDbType.VarChar, 40),
new SqlParameter("@invoiceSum", SqlDbType.Decimal, 9)
};
parameters[0].Value = model.invoiceNo;
parameters[1].Value = model.invoiceUnit;
parameters[2].Value = model.invoiceSum;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtinvoiceNo.Text.Trim().Length == 0)
{
strErr += "invoiceNo不能为空！\\n";
}
if (this.txtinvoiceUnit.Text.Trim().Length == 0)
{
strErr += "invoiceUnit不能为空！\\n";
}
if (!PageValidate.IsDecimal(txtinvoiceSum.Text))
{
strErr += "invoiceSum格式错误！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string invoiceNo = this.txtinvoiceNo.Text;
string invoiceUnit = this.txtinvoiceUnit.Text;
decimal invoiceSum = decimal.Parse(this.txtinvoiceSum.Text);
BookShop.Model.Invoice model = new BookShop.Model.Invoice();
model.invoiceNo = invoiceNo;
model.invoiceUnit = invoiceUnit;
model.invoiceSum = invoiceSum;
BookShop.BLL.Invoice bll = new BookShop.BLL.Invoice();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
private void ShowInfo(string invoiceNo)
{
BookShop.BLL.Invoice bll = new BookShop.BLL.Invoice();
BookShop.Model.Invoice model = bll.GetModel(invoiceNo);
this.lblinvoiceNo.Text = model.invoiceNo;
this.lblinvoiceUnit.Text = model.invoiceUnit;
this.lblinvoiceSum.Text = model.invoiceSum.ToString();
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.Invoice DataRowToModel(DataRow row)
{
BookShop.Model.Invoice model = new BookShop.Model.Invoice();
if (row != null)
{
if (row["invoiceNo"] != null)
{
model.invoiceNo = row["invoiceNo"].ToString();
}
if (row["invoiceUnit"] != null)
{
model.invoiceUnit = row["invoiceUnit"].ToString();
}
if (row["invoiceSum"] != null && row["invoiceSum"].ToString() != "")
{
model.invoiceSum = decimal.Parse(row["invoiceSum"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.Invoice GetModel(string invoiceNo)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 invoiceNo,invoiceUnit,invoiceSum from Invoice ");
strSql.Append(" where invoiceNo=@invoiceNo ");
SqlParameter[] parameters =
{
new SqlParameter("@invoiceNo", SqlDbType.Char, 10)
};
parameters[0].Value = invoiceNo;
BookShop.Model.Invoice model = new BookShop.Model.Invoice();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
