#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
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