Push模式

【 WEB方式下】

 

using CrystalDecisions.Shared;

using CrystalDecisions.CrystalReports.Engine;

using System.Data.SqlClient;

       protected void Button_push_Click(object sender, EventArgs e)

    {

        string sql = "SELECT T1, T2, T3 FROM T where T1='a'";

        string DBConfig_sql =@"Data Source=SYWZSWL\SQLEXPRESS;Initial Catalog=Test;User ID=sa;Password=123456";

        DataSet ds = new DataSet();

            SqlConnection sqlCon = new SqlConnection(DBConfig_sql);

            SqlCommand sqlCmd = new SqlCommand(sql, sqlCon);

            SqlDataAdapter sqlAd = new SqlDataAdapter();

            sqlAd.SelectCommand = sqlCmd;

            sqlAd.Fill(ds, "sql");

        CrystalReportSource1.ReportDocument.Load(Server.MapPath("CrystalReport.rpt"));  

        // 注意此处必需指明Dataset中的表的名称，否则会提示“您请求的报表需要更多信息.”

CrystalReportSource1.ReportDocument.SetDataSource(ds.Tables["sql"]);

//{?} 中的参数可以不用赋值，即使赋了值也不起作用。

       // CrystalReportSource1.ReportDocument.ParameterFields["Parm"].CurrentValues.AddValue("1234567");

        CrystalReportSource1.ReportDocument.ParameterFields["Title"].CurrentValues.AddValue(" 这时推模式的报表样例！" );

        CrystalReportSource1.DataBind();

 

        CrystalReportViewer1.ReportSource = CrystalReportSource1;

        CrystalReportViewer1.DataBind();

    }

 

//////

【WEB方式下】

using CrystalDecisions.Shared;
using CrystalDecisions.CrystalReports.Engine;
using System.Data.SqlClient;
protected void Button_push_Click(object sender, EventArgs e)
{
string sql = "SELECT T1, T2, T3 FROM T where T1='a'";
string DBConfig_sql =@"Data Source=SYWZSWL\SQLEXPRESS;Initial Catalog= Test;UserID=sa;Password=123456";
DataSet ds = new DataSet();
SqlConnection sqlCon = new SqlConnection(DBConfig_sql);
SqlCommand sqlCmd = new SqlCommand(sql, sqlCon);
SqlDataAdapter sqlAd = new SqlDataAdapter();
sqlAd.SelectCommand = sqlCmd;
sqlAd.Fill(ds, "sql");
CrystalReportSource1.ReportDocument.Load(Server.MapPath("CrystalReport.rpt"));
//注意此处必需指明Dataset中的表的名称，否则会提示“您请求的报表需要更多信息.”
CrystalReportSource1.ReportDocument.SetDataSource(ds.Tables["sql"]);
//{?}中的参数可以不用赋值，即使赋了值也不起作用。
// CrystalReportSource1.ReportDocument.ParameterFields["Parm"].CurrentValues.AddValue("1234567");
CrystalReportSource1.ReportDocument.ParameterFields["Title"].CurrentValues.AddValue("这时推模式的报表样例！");
CrystalReportSource1.DataBind();

CrystalReportViewer1.ReportSource = CrystalReportSource1;
CrystalReportViewer1.DataBind();
}

 

 

【FORM方式下】

 private void Form1_Load(object sender, EventArgs e)

        {

            // 推模式

            string sql = "SELECT T1, T2, T3 FROM T where T1='a'";

            string DBConfig_sql = @"Data Source=SYWZSWL\SQLEXPRESS;Initial Catalog=Test;User ID=sa;Password=123456";

            DataSet ds = new DataSet();

            SqlConnection sqlCon = new SqlConnection(DBConfig_sql);

            SqlCommand sqlCmd = new SqlCommand(sql, sqlCon);

            SqlDataAdapter sqlAd = new SqlDataAdapter();

            sqlAd.SelectCommand = sqlCmd;

            sqlAd.Fill(ds, "sql");

            crystalReport1.Load(Application.StartupPath + "CrystalReport.rpt");

            crystalReport1.SetDataSource(ds.Tables["sql"]);

//{?} 中的参数可以不用赋值，即使赋了值也不起作用。

            // CrystalReportSource1.ReportDocument.ParameterFields["Parm"].CurrentValues.AddValue("1234567");

            crystalReport1.ParameterFields["Title"].CurrentValues.AddValue(" 这时推模式的报表样例！" );

 

            crystalReportViewer1.ReportSource = crystalReport1;

}

 

 

/////

【FORM方式下】
private void Form1_Load(object sender, EventArgs e)
{
//推模式
string sql = "SELECT T1, T2, T3 FROM T where T1='a'";
string DBConfig_sql = @"Data Source=SYWZSWL\SQLEXPRESS;Initial Catalog= Test;UserID=sa;Password=123456";
DataSet ds = new DataSet();
SqlConnection sqlCon = new SqlConnection(DBConfig_sql);
SqlCommand sqlCmd = new SqlCommand(sql, sqlCon);
SqlDataAdapter sqlAd = new SqlDataAdapter();
sqlAd.SelectCommand = sqlCmd;
sqlAd.Fill(ds, "sql");
crystalReport1.Load(Application.StartupPath + "CrystalReport.rpt");
crystalReport1.SetDataSource(ds.Tables["sql"]);
//{?}中的参数可以不用赋值，即使赋了值也不起作用。
// CrystalReportSource1.ReportDocument.ParameterFields["Parm"].CurrentValues.AddValue("1234567");
crystalReport1.ParameterFields["Title"].CurrentValues.AddValue("这时推模式的报表样例！");

crystalReportViewer1.ReportSource = crystalReport1;
}