[转贴]水晶报表数据填充（一种推模式，两种拉模式）类库

[原创]水晶报表数据填充（一种推模式，两种拉模式）类库

#region 声明

//----------------------------------------------------------------------

//

//

// 作者: 李淼（Nick.Lee）

//

// 水晶报表数据填充（一种推模式，两种拉模式）类库//

//

// boyorgril@msn.com

//

//----------------------------------------------------------------------

#endregion

#region 数据填充水晶报表函数集合

  /// <summary>

  /// 使用Engine.Database填充CrystalReport,为oleDB,odbc使用,此例子为sqlserver,拉模式

  /// </summary>

  /// <param name="SeverName">服务器名称</param>

  /// <param name="DatabaseName">数据库名称</param>

  /// <param name="UserID">用户id</param>

  /// <param name="Password">用户密码</param>

  /// <param name="sender">水晶报表CrystalReport对象</param>

  /*注意:使用Engine.Database填充必须先在水晶报表中设置相关数据字段*/

  public void cryDBFill(string SeverName,string DatabaseName,string UserID,string  Password,ReportClass sender)

  {

   TableLogOnInfo crTableLogOnInfo = new TableLogOnInfo();

   ConnectionInfo crConnectionInfo = new ConnectionInfo();

   CrystalDecisions.CrystalReports.Engine.Database crDatabase;

   CrystalDecisions.CrystalReports.Engine.Tables crTables;

   //   CrystalDecisions.CrystalReports.Engine.Table crTable;

   //对象定义

   crConnectionInfo.ServerName = SeverName;

   crConnectionInfo.DatabaseName = DatabaseName;

   crConnectionInfo.UserID = UserID;

   crConnectionInfo.Password = Password;

   crDatabase = sender.Database;

   crTables = crDatabase.Tables;

   //水晶报表与数据库连接

   foreach(CrystalDecisions.CrystalReports.Engine.Table crTable in crTables)

   {

    crTableLogOnInfo = crTable.LogOnInfo;

    crTableLogOnInfo.ConnectionInfo = crConnectionInfo;

    crTable.ApplyLogOnInfo(crTableLogOnInfo);

   }

   //循环表并进行填充

  }

  /// <summary>

  /// 使用dataset填充CrystalReport和ReportDocument,为sqlserver专用，推模式，可以多次填充使用不同的表名在一个数据集中

  /// </summary>

  /// <param name="sqlText">数据库查询字段</param>

  /// <param name="cnString">数据库连接字段</param>

  /// <param name="DataTableName">虚拟数据集名称</param>

  public void crySetFill(string sqlText,string cnString,string DataTableName)

  {

   //          建立数据集合(局部变量)

   System.Data.SqlClient.SqlConnection connection1=new System.Data.SqlClient.SqlConnection(cnString);

   System.Data.SqlClient.SqlDataAdapter  Com=new System.Data.SqlClient.SqlDataAdapter (sqlText,connection1);

   //给数据对象分配内存空间

   //给数据集合分配内存空间

   Com.Fill(Set1,DataTableName);

   

  }

  /// <summary>

  /// 实现多个数据集设定填充CrystalReport

  /// </summary>

  /// <param name="sender">水晶报表CrystalReport对象</param>

  public void rptReportClassFill(ReportClass sender)

  {

   //数据填充

   sender.SetDataSource(Set1);

   //首先使用crySetFill

   //print1.cryDSetFill("select * from Customers","server=localhost;uid=sa;pwd=sa;database=Northwind","Customers");

   //  申明公共类型,例如:

   //public  printClass print1=new printClass();

   //public CrystalReport2 Rep1=new CrystalReport2();

   //然后调用

   //rptReportClassFill(Rep1);

   //CrystalReportViewer1.ReportSource = Rep1;

   //CrystalReportViewer1.DataBind();

   // string sqlText="select * from customers";

   // string cnString="server=localhost;uid=sa;pwd=sa;database=northwind;";

   /*注意:使用dataset填充必须先建立一个可视的dataset.xsd,在其中添加element,并在水晶报表中显示相关数据字段*/

  }

  /// <summary>

  /// 实现多个数据集设定填充CrystalReport

  /// </summary>

  /// <param name="sender">水晶报表ReportDocument对象</param>

  public void rptReportDocumentFill(ReportDocument sender)

  {

   //数据填充

   sender.SetDataSource(Set1);

   //首先使用crySetFill

   //print1.cryDSetFill("select * from Customers","server=localhost;uid=sa;pwd=sa;database=Northwind","Customers");

   //  申明公共类型,例如:

   //public  printClass print1=new printClass();

   //public ReportDocument RD1= new ReportDocument();

   //然后调用

   //rptReportDocumentFill(RD1);

   //CrystalReportViewer1.ReportSource = RD1;

   //CrystalReportViewer1.DataBind();

   // string sqlText="select * from customers";

   // string cnString="server=localhost;uid=sa;pwd=sa;database=northwind;";

   /*注意:使用dataset填充必须先建立一个可视的dataset.xsd,在其中添加element,并在水晶报表中显示相关数据字段*/

  }

  /// <summary>

  ///  使用ReportDocument填充CrystalReport,为oleDB,odbc使用,此例子为sqlserver，拉模式

  /// </summary>

  /// <param name="SeverName">服务器名称</param>

  /// <param name="DatabaseName">数据库名称</param>

  /// <param name="UserID">用户id</param>

  /// <param name="Password">用户密码</param>

  /// <param name="fileName">获取指定路径的水晶报表文件名称</param>

  /// <param name="sender">水晶报表ReportDocument对象</param>

  public void cryDocumentFill(string SeverName,string DatabaseName,string UserID,string  Password,string fileName,ReportDocument sender)

  {    

   string path = System.Web.HttpContext.Current.Server.MapPath(fileName);

   sender.Load(path);

   TableLogOnInfo crTableLogOnInfo = new TableLogOnInfo();

   crTableLogOnInfo.ConnectionInfo.ServerName = SeverName;

   crTableLogOnInfo.ConnectionInfo.Password=Password;

   crTableLogOnInfo.ConnectionInfo.DatabaseName=DatabaseName;

   crTableLogOnInfo.ConnectionInfo.UserID =UserID;

   //设置连接参数

 

   //ReportDocument装载路径

   sender.Database.Tables[0].ApplyLogOnInfo(crTableLogOnInfo);

   //设置对应表连接参数

   //使用命名空间

   //using CrystalDecisions.CrystalReports.Engine;

   //using CrystalDecisions.Shared;

   /*注意:使用Engine.Database填充必须先在水晶报表中设置相关数据字段*/

   //  申明公共类型,例如:

   //public  printClass print1=new printClass();

   //public ReportDocument RD1= new ReportDocument();

   //然后调用

   //print1.cryDocumentFill("10.141.165.136","Northwind","sa","sa","Customers","*.rpt",RD1);

   //CrystalReportViewer1.ReportSource = RD1;

   //CrystalReportViewer1.DataBind();

  }

  #endregion