code behind

using CrystalDecisions.Web;
using CrystalDecisions.CrystalReports.Engine;
using CrystalDecisions.Shared;
private void Page_Load(object sender, System.EventArgs e)
{
    ReportDocument crReport = new ReportDocument();
    Config.CrystalReportConnection(ref crReport,"CrystalReport1.rpt");  
    //第二個參數是Crystal Report報表檔名

    crvReport.ReportSource=crReport;    //crvReport is Crystal Report Viewer's ID
}

Config.cs

public static void CrystalReportConnection(ref CrystalDecisions.CrystalReports.Engine.ReportDocument crReport, string CrystalReportFileName)
{
   crReport.Load(System.Web.HttpContext.Current.Server.MapPath(Config.getInstance().crystalReport_FileRoot) +"/"+ CrystalReportFileName);
   //設定 *.rpt 檔案來源

   //下述設定連結內容
   TableLogOnInfo crLogOnInfo = new TableLogOnInfo();
   foreach (CrystalDecisions.CrystalReports.Engine.Table crTable in crReport.Database.Tables)
   {
    crLogOnInfo = crTable.LogOnInfo;
    crLogOnInfo.ConnectionInfo.ServerName="server ip";
    crLogOnInfo.ConnectionInfo.UserID="id";
    crLogOnInfo.ConnectionInfo.Password="pwd";
    crLogOnInfo.ConnectionInfo.DatabaseName="DB_name";
    crTable.ApplyLogOnInfo(crLogOnInfo);
   }
   //上述設定連結內容
}

     if(app_no.Checked)
     {
      System.Data.DataRow row = ds.Tables["CHECKED"].NewRow();
         
       row["STU_ID"]=dgEmail.Items[i].Cells[6].Text;      //由dgEmail這個DataGrid新增學生編號
       row["STU_NAME"]=dgEmail.Items[i].Cells[0].Text;
       row["CMP_NAME"]=dgEmail.Items[i].Cells[1].Text;
       row["EMAIL"]=dgEmail.Items[i].Cells[4].Text;
      
      ds.Tables["CHECKED"].Rows.Add(row);
     }
    }
    //將建立之mailing List DataSet的資料寫入 mailList.xml 檔案
    ds.WriteXml(Server.MapPath(Config.Document.Training_Education)+ "/mailList.xml",XmlWriteMode.WriteSchema);
    ds.Dispose();
}
   catch(Exception ex)
   {
    Response.Write(ex.Message);   
   }

DataSet ds = new DataSet();
    ds.ReadXml(Server.MapPath(Config.Document.Training_Education)+"/mailList.xml"); ]]> http://blog.roodo.com/soboring/archives/826059.html http://blog.roodo.com/soboring/archives/826059.html 筆記備忘 Mon, 05 Dec 2005 13:56:59 +0800 Codebehind的情形之下，利用web form控制項(HTML控制項以伺服器端執行不能run)在中的Attribute屬性，可以和前端的javascript做結合，當我們新增一個Attribute屬性，就代表著最後產生HTML code之後的一個屬性或方法。
常常寫程式會遇到double check的情形以增加程序上的正確性，可利用如下程式碼。

private void Page_Load(object sender, System.EventArgs e)
{
    btnSubmit.Attributes.Add("onclick","javascript:return confirm('sure?');");
}

]]> http://blog.roodo.com/soboring/archives/791965.html http://blog.roodo.com/soboring/archives/791965.html 筆記備忘 Mon, 28 Nov 2005 13:24:26 +0800 SqlTransaction myTrans = null;
SqlConnection conn = new SqlConnection(Config.CONN_STRING);
conn.Open();
try
{
       myTrans = conn.BeginTransaction();
       SqlCommand cmd = new SqlCommand();
       cmd.Transaction=myTrans;
       cmd.Connection=conn;

       string sql = "";
                                                                               
       cmd.CommandText=sql;
       cmd.ExecuteNonQuery();
       myTrans.Commit();
}

catch(Exception exp)
{
       myTrans.Rollback();
       Response.Write(exp.Message);
}

後端C#

for(int i = 0; i<dgStudent.Items.Count; i++)
{
   HtmlInputCheckBox app_no =(HtmlInputCheckBox)dgStudent.Items[i].FindControl("chkSTU_ID");
                                                                               
   if(app_no.Checked)
   {
   }
}

radioButtonList.DataSource = myDataset.Tables["Activity"];
radioButtonList.DataTextField = myDS.Tables["Activity"].Columns["欄位名稱"].toString( );
radioButtonList.DataValueField = myDS.Tables["Activity"].Columns["欄位名稱"].toString( );
radioButtonList.DataBind();

[C#]

    try
    {
        xxxxxxxxxxxxxx;
    }
    catch(Exception ex )
    {
        Response.Write("The following exception occurred: "  + ex.ToString() );
        //檢查更細節的例外處理- InnerException
        while( ex.InnerException != null )
        {
            Response.Write("--------------------------------");
            Response.Write("The following InnerException reported: " + ex.InnerException.ToString() );
            ex = ex.InnerException;
        }
    }