/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Shop.Model.BookType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update BookType set ");
strSql.Append("TypeTitle=@TypeTitle,");
strSql.Append("TypeParentId=@TypeParentId");
strSql.Append(" where TypeId=@TypeId");
SqlParameter[] parameters =
{
new SqlParameter("@TypeTitle", SqlDbType.NVarChar, 50),
new SqlParameter("@TypeParentId", SqlDbType.Int, 4),
new SqlParameter("@TypeId", SqlDbType.Int, 4)
};
parameters[0].Value = model.TypeTitle;
parameters[1].Value = model.TypeParentId;
parameters[2].Value = model.TypeId;
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.txtTypeTitle.Text.Trim().Length == 0)
{
strErr += "TypeTitle不能为空！\\n";
}
if (!PageValidate.IsNumber(txtTypeParentId.Text))
{
strErr += "TypeParentId格式错误！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string TypeTitle = this.txtTypeTitle.Text;
int TypeParentId = int.Parse(this.txtTypeParentId.Text);
Shop.Model.BookType model = new Shop.Model.BookType();
model.TypeTitle = TypeTitle;
model.TypeParentId = TypeParentId;
Shop.BLL.BookType bll = new Shop.BLL.BookType();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
protected void Page_Load(object sender, EventArgs e)
{
Shop.BLL.BookType btBll = new Shop.BLL.BookType();
if (!IsPostBack)//初次加载请求
{
int id = int.Parse(Request["id"]);
BtModel = btBll.GetModel(id);
}
else
{
//回传，进行修改处理
BtModel = new Shop.Model.BookType()
{
TypeId = int.Parse(Request["tid"]),
TypeTitle = Request["tTitle"],
TypeParentId = int.Parse(Request["tPid"])
};
if (btBll.Update(BtModel))
{
Response.Redirect("BookTypeList.aspx");
}
else
{
Response.Write("修改失败，请稍候重试");
}
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Shop.Model.BookType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into BookType(");
strSql.Append("TypeTitle,TypeParentId)");
strSql.Append(" values (");
strSql.Append("@TypeTitle,@TypeParentId)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@TypeTitle", SqlDbType.NVarChar, 50),
new SqlParameter("@TypeParentId", SqlDbType.Int, 4)
};
parameters[0].Value = model.TypeTitle;
parameters[1].Value = model.TypeParentId;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
private void ShowInfo(int TypeId)
{
Shop.BLL.BookType bll = new Shop.BLL.BookType();
Shop.Model.BookType model = bll.GetModel(TypeId);
this.lblTypeId.Text = model.TypeId.ToString();
this.lblTypeTitle.Text = model.TypeTitle;
this.lblTypeParentId.Text = model.TypeParentId.ToString();
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.BookType DataRowToModel(DataRow row)
{
Shop.Model.BookType model = new Shop.Model.BookType();
if (row != null)
{
if (row["TypeId"] != null && row["TypeId"].ToString() != "")
{
model.TypeId = int.Parse(row["TypeId"].ToString());
}
if (row["TypeTitle"] != null)
{
model.TypeTitle = row["TypeTitle"].ToString();
}
if (row["TypeParentId"] != null && row["TypeParentId"].ToString() != "")
{
model.TypeParentId = int.Parse(row["TypeParentId"].ToString());
}
}
return(model);
}
protected void Page_Load(object sender, EventArgs e)
{
if (IsPostBack)
{
Shop.Model.BookType btModel = new Shop.Model.BookType()
{
TypeTitle = Request["title"],
TypeParentId = int.Parse(Request["pid"])
};
Shop.BLL.BookType btBll = new Shop.BLL.BookType();
if (btBll.Add(btModel) > 0)
{
Response.Redirect("BookTypeList.aspx");
}
else
{
Response.Write("添加失败，请稍候重试");
}
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.BookType GetModel(int TypeId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 TypeId,TypeTitle,TypeParentId from BookType ");
strSql.Append(" where TypeId=@TypeId");
SqlParameter[] parameters =
{
new SqlParameter("@TypeId", SqlDbType.Int, 4)
};
parameters[0].Value = TypeId;
Shop.Model.BookType model = new Shop.Model.BookType();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
public bool Delete(Shop.Model.BookType bookType)
{
return(Delete(bookType.TypeId));
}
