报表拉模式不用输入密码了。。

  1
            CrystalDecisions.Shared.ConnectionInfo cinfo = new CrystalDecisions.Shared.ConnectionInfo();
            cinfo.DatabaseName = "nanhuarc";
            cinfo.ServerName = "192.168.134.2";
            cinfo.UserID = " ";
            cinfo.Password = " ";
            //string reportPath = Server.MapPath("CrystalReport.rpt");
            //CrystalReportViewer1.ReportSource = reportPath;

            CrystalDecisions.Shared.TableLogOnInfos tableLogOnInfos = crystalReportViewer1.LogOnInfo;
            foreach (CrystalDecisions.Shared.TableLogOnInfo tableLogOnInfo in tableLogOnInfos)
            {
                tableLogOnInfo.ConnectionInfo = cinfo;
            }



2          ReportDocument rptDoc = new ReportDocument();
            rptDoc.Load("x:\\crystalreport\\crPull.rpt");
            
            TableLogOnInfo logOnInfo = new TableLogOnInfo();
            logOnInfo = rptDoc.Database.Tables["tblMagUserInfo"].LogOnInfo;
            ConnectionInfo connectionInfo = new ConnectionInfo();
            connectionInfo = logOnInfo.ConnectionInfo;

            connectionInfo.ServerName = "myserver";
            connectionInfo.DatabaseName = "mydb";
            connectionInfo.UserID = "myid";
            connectionInfo.Password = "mypwd";

            rptDoc.Database.Tables["tblMagUserInfo"].ApplyLogOnInfo(logOnInfo);

            CrystalReportViewer1.ReportSource = rptDoc;

3         TableLogOnInfo logOnInfo = new TableLogOnInfo ();
           ReportDocument oRpt = new ReportDocument(); 
           string RptDir="f:\\bbs\\test\\crystal\\crystalreport1.rpt"; //crystalreport1.rpt文件所在的绝对路径 
           oRpt.Load(RptDir);

           //设置logoninfo参数，注意这里如果不设?编译时最容易出现“登陆失败”的错误！ 
           logOnInfo.ConnectionInfo.ServerName = "服务器名"; 
           logOnInfo.ConnectionInfo.DatabaseName = "数据库名"; 
           logOnInfo.ConnectionInfo.UserID = "用户名"; 
           logOnInfo.ConnectionInfo.Password = "密码"; 
           oRpt.Database.Tables [0].ApplyLogOnInfo(logOnInfo);           
           //建立.rpt文件与crystalreportviewer文件之间的连接 
           CrystalReportViewer1.ReportSource=oRpt;