public void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtcaseName.Text.Trim().Length == 0)
{
strErr += "caseName不能为空！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
int caseId = int.Parse(this.lblcaseId.Text);
string caseName = this.txtcaseName.Text;
YueDuLibrary.Model.BookCase model = new YueDuLibrary.Model.BookCase();
model.caseId = caseId;
model.caseName = caseName;
YueDuLibrary.BLL.BookCase bll = new YueDuLibrary.BLL.BookCase();
bll.Update(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "list.aspx");
}
private void ShowInfo(int caseId)
{
YueDuLibrary.BLL.BookCase bll = new YueDuLibrary.BLL.BookCase();
YueDuLibrary.Model.BookCase model = bll.GetModel(caseId);
this.lblcaseId.Text = model.caseId.ToString();
this.txtcaseName.Text = model.caseName;
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(YueDuLibrary.Model.BookCase model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update BookCase set ");
strSql.Append("caseName=@caseName");
strSql.Append(" where caseId=@caseId");
SqlParameter[] parameters =
{
new SqlParameter("@caseName", SqlDbType.VarChar, 10),
new SqlParameter("@caseId", SqlDbType.Int, 4)
};
parameters[0].Value = model.caseName;
parameters[1].Value = model.caseId;
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(YueDuLibrary.Model.BookCase model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into BookCase(");
strSql.Append("caseName)");
strSql.Append(" values (");
strSql.Append("@caseName)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@caseName", SqlDbType.VarChar, 10)
};
parameters[0].Value = model.caseName;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public YueDuLibrary.Model.BookCase DataRowToModel(DataRow row)
{
YueDuLibrary.Model.BookCase model = new YueDuLibrary.Model.BookCase();
if (row != null)
{
if (row["caseId"] != null && row["caseId"].ToString() != "")
{
model.caseId = int.Parse(row["caseId"].ToString());
}
if (row["caseName"] != null)
{
model.caseName = row["caseName"].ToString();
}
}
return(model);
}
protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtcaseName.Text.Trim().Length == 0)
{
strErr += "请输入书架名称\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string caseName = this.txtcaseName.Text;
YueDuLibrary.Model.BookCase model = new YueDuLibrary.Model.BookCase();
model.caseName = caseName;
YueDuLibrary.BLL.BookCase bll = new YueDuLibrary.BLL.BookCase();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public YueDuLibrary.Model.BookCase GetModel(int caseId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 caseId,caseName from BookCase ");
strSql.Append(" where caseId=@caseId");
SqlParameter[] parameters =
{
new SqlParameter("@caseId", SqlDbType.Int, 4)
};
parameters[0].Value = caseId;
YueDuLibrary.Model.BookCase model = new YueDuLibrary.Model.BookCase();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}