protected void btnSave_Click(object sender, EventArgs e)
{
string strErr="";
if(this.txtName.Text.Trim().Length==0)
{
strErr+="Name不能为空！\\n";
}
if(!PageValidate.IsNumber(txtCredit.Text))
{
strErr+="Credit格式错误！\\n";
}
if(this.txtIntrodution.Text.Trim().Length==0)
{
strErr+="Introdution不能为空！\\n";
}
if(strErr!="")
{
MessageBox.Show(this,strErr);
return;
}
string Name=this.txtName.Text;
int Credit=int.Parse(this.txtCredit.Text);
string Introdution=this.txtIntrodution.Text;
Eva.Model.Course model=new Eva.Model.Course();
model.Name=Name;
model.Credit=Credit;
model.Introdution=Introdution;
Eva.BLL.Course bll=new Eva.BLL.Course();
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 Eva.Model.Course DataRowToModel(DataRow row)
{
Eva.Model.Course model=new Eva.Model.Course();
if (row != null)
{
if(row["Id"]!=null && row["Id"].ToString()!="")
{
model.Id=int.Parse(row["Id"].ToString());
}
if(row["Name"]!=null)
{
model.Name=row["Name"].ToString();
}
if(row["Credit"]!=null && row["Credit"].ToString()!="")
{
model.Credit=int.Parse(row["Credit"].ToString());
}
if(row["Introdution"]!=null)
{
model.Introdution=row["Introdution"].ToString();
}
}
return model;
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Eva.Model.Course GetModel(int Id)
{
StringBuilder strSql=new StringBuilder();
strSql.Append("select top 1 Id,Name,Credit,Introdution from Course ");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters = {
new SqlParameter("@Id", SqlDbType.Int,4)
};
parameters[0].Value = Id;
Eva.Model.Course model=new Eva.Model.Course();
DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
if(ds.Tables[0].Rows.Count>0)
{
return DataRowToModel(ds.Tables[0].Rows[0]);
}
else
{
return null;
}
}
