protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtKeyword.Text.Trim().Length == 0)
{
strErr += "Keyword不能为空！\\n";
}
if (!PageValidate.IsNumber(txtSearchCount.Text))
{
strErr += "SearchCount格式错误！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string Keyword = this.txtKeyword.Text;
int SearchCount = int.Parse(this.txtSearchCount.Text);
OLBookstore.Model.SearchKeywords model = new OLBookstore.Model.SearchKeywords();
model.Keyword = Keyword;
model.SearchCount = SearchCount;
OLBookstore.BLL.SearchKeywordsManager bll = new OLBookstore.BLL.SearchKeywordsManager();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(OLBookstore.Model.SearchKeywords model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update SearchKeywords set ");
strSql.Append("Keyword=@Keyword,");
strSql.Append("SearchCount=@SearchCount");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Keyword", SqlDbType.NVarChar, 50),
new SqlParameter("@SearchCount", SqlDbType.Int, 4),
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = model.Keyword;
parameters[1].Value = model.SearchCount;
parameters[2].Value = model.Id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(OLBookstore.Model.SearchKeywords model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into SearchKeywords(");
strSql.Append("Keyword,SearchCount)");
strSql.Append(" values (");
strSql.Append("@Keyword,@SearchCount)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Keyword", SqlDbType.NVarChar, 50),
new SqlParameter("@SearchCount", SqlDbType.Int, 4)
};
parameters[0].Value = model.Keyword;
parameters[1].Value = model.SearchCount;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
private void ShowInfo(int Id)
{
OLBookstore.BLL.SearchKeywordsManager bll = new OLBookstore.BLL.SearchKeywordsManager();
OLBookstore.Model.SearchKeywords model = bll.GetModel(Id);
this.lblId.Text = model.Id.ToString();
this.lblKeyword.Text = model.Keyword;
this.lblSearchCount.Text = model.SearchCount.ToString();
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public OLBookstore.Model.SearchKeywords DataRowToModel(DataRow row)
{
OLBookstore.Model.SearchKeywords model = new OLBookstore.Model.SearchKeywords();
if (row != null)
{
if (row["Id"] != null && row["Id"].ToString() != "")
{
model.Id = int.Parse(row["Id"].ToString());
}
if (row["Keyword"] != null)
{
model.Keyword = row["Keyword"].ToString();
}
if (row["SearchCount"] != null && row["SearchCount"].ToString() != "")
{
model.SearchCount = int.Parse(row["SearchCount"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public OLBookstore.Model.SearchKeywords GetModel(int Id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Id,Keyword,SearchCount from SearchKeywords ");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = Id;
OLBookstore.Model.SearchKeywords model = new OLBookstore.Model.SearchKeywords();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}