水晶报表导出pdf功能（完整的代码C#版）

using System;

using System.Collections;

using
System.ComponentModel;

using System.Configuration;

using
System.Data;

using System.Drawing;

using System.Web;

using
System.Web.SessionState;

using System.Web.UI;

using
System.Web.UI.WebControls;

using
System.Web.UI.HtmlControls;

//引入水晶报表的两个DLL

using
CrystalDecisions.Shared;

using
CrystalDecisions.CrystalReports.Engine;

using System.IO;

using
Ghy.Funds.FundsClassLibrary;

using System.Data.SqlClient;

namespace WebAppTest

{

/// <summary>

/// WebForm1
的摘要说明。

/// </summary>

public class WebForm2 :
System.Web.UI.Page

{

protected
System.Web.UI.WebControls.DropDownList DropDownList1;

protected
CrystalDecisions.Web.CrystalReportViewer CrystalReportViewer1;

protected
System.Web.UI.WebControls.Button Btn_Export2;

ReportDocument reportDoc= new
ReportDocument();

//页面加载

SqlConnection myConn = new
SqlConnection(ConfigurationSettings.AppSettings["ConnectString"]);

//SqlConnection
myconn1 = new
SqlConnection(ConfigurationSettings.AppSettings["ConnectString"]);

//读取web.config配置文件中的数据库连接字符串,并连接到指定的数据库

private
void Page_Load(object sender, System.EventArgs e)

{

// Put user code
to initialize the page here

//reportDataBind();

if
(!Page.IsPostBack)

{

//测试的时候用绑定

reportDataBind();

}

}

#region Web Form Designer generated code

override protected void
OnInit(EventArgs e)

{

//

// CODEGEN: This call is required by
the ASP.NET Web Form
Designer.

//

InitializeComponent();

base.OnInit(e);

}

///
<summary>

/// Required method for Designer support - do not
modify

/// the contents of this method with the code editor.

///
</summary>

private void InitializeComponent()

{

this.Btn_Export2.Click += new
System.EventHandler(this.Btn_Export2_Click);

this.Load += new
System.EventHandler(this.Page_Load);

}

#endregion

//绑定数据源

private void reportDataBind()

{

string sql =
"SELECT FUNDS_RPT_HQ.VKBUR, FUNDS_RPT_HQ.VKBUR_NAME, FUNDS_RPT_HQ.FORM_DATE,
FUNDS_RPT_HQ.AMT_BEG, FUNDS_RPT_HQ.INGDS, FUNDS_RPT_HQ.INOTH,
FUNDS_RPT_HQ.PAYHQ, FUNDS_RPT_HQ.PAYOTH, FUNDS_RPT_HQ.AMT_END,
FUNDS_RPT_HQ.TOT_INGDS, FUNDS_RPT_HQ.TOT_PAYHQ, FUNDS_RPT_HQ.FEE_END FROM
FUNDS_RPT_HQ WHERE FUNDS_RPT_HQ.FORM_DATE ='2007-05-09' "
;

myConn.Open();

SqlDataAdapter myComm = new SqlDataAdapter(sql,
myConn);

//

DataSet dset1 = new
DataSet();

myComm.Fill(dset1,"FUNDS_RPT_HQ");

myConn.Close();

string ls_rptPathName;

ls_rptPathName = Server.MapPath(".")+"\\Funds_Rpt_HQ.rpt
";

reportDoc.Load(ls_rptPathName);

reportDoc.SetDataSource(dset1);

CrystalReportViewer1.ReportSource
= reportDoc;

CrystalReportViewer1.DataBind();

}

//导出文件操作

private void Btn_Export2_Click(object sender,
System.EventArgs e)

{

try

{

reportDataBind();

string
ExportPath;

string Fname;

ExportPath =
Request.PhysicalApplicationPath + "Exported";

if (
!Directory.Exists(ExportPath))

{

System.IO.Directory.CreateDirectory(Request.PhysicalApplicationPath
+ "Exported");

}

Fname = "Funds_rpt_HQ";

CrystalDecisions.Shared.DiskFileDestinationOptions opts = new
CrystalDecisions.Shared.DiskFileDestinationOptions();

//导出为磁盘文件

CrystalDecisions.Shared.ExportOptions
myExportOptions =
reportDoc.ExportOptions;

myExportOptions.DestinationOptions =
opts;

myExportOptions.ExportDestinationType =
CrystalDecisions.Shared.ExportDestinationType.DiskFile;

//导出为pdf格式

reportDoc.ExportOptions.ExportFormatType
=
CrystalDecisions.Shared.ExportFormatType.PortableDocFormat;

//目的路径

Fname
= Fname +".PDF";

opts.DiskFileName = ExportPath + Fname
;

//导出操作

reportDoc.Export();

CommonCode.JavaShowWindow("导出文件成功!");

}

catch(Exception
ex)

{

CommonCode.JavaShowWindow("导出文件失败!" +
ex.Message.ToString().Substring(1,90));

return ;

}

}

}

}