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fastreport第二级分组页眉如何实现合计功能

使用fstreport制表时,遇到了需要进行两次分组的情况,导致第二级的页眉内容无法套用demo中的代码实现页数汇总,希望有能人能够指教

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第二组页码汇总开始错乱

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using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing;
using System.Data;
using FastReport;
using FastReport.Data;
using FastReport.Dialog;
using FastReport.Barcode;
using FastReport.Table;
using FastReport.Utils;

namespace FastReport
{
  public class ReportScript
  {
    // The idea is to collect group totals on the first report pass, and to print
    // the collected values on the second pass. 

    // The variable that we going to print in the group header.
    private int totalA;

    // The list that will hold totals for each group.
    private List<int> totals = new List<int>();


    // This handler is called before printing the group header. To create this handler:
    // - select the group header;
    // - go Properties window;
    // - press "Events" button;
    // - select "BeforePrint" event and doubleclick it.
    private void GroupHeader1_BeforePrint(object sender, EventArgs e)
    {
      // Note: ((Int32)Report.GetVariableValue("Row#")) is a current group number;
      // this string is automatically inserted when you drag & drop
      // the "Row#" system variable from the Data Dictionary window to the script.
      // This value is not zero-based.
      int groupNumber = ((Int32)Report.GetVariableValue("Row#"));

      // If this pass is final, get the collected value.
      if (Engine.FinalPass)
        totalA = totals[(groupNumber-1)];
    }

    // This handler is called before printing the group footer.
    private void GroupFooter1_BeforePrint(object sender, EventArgs e)
    {
      // Note: Report.GetTotalValue("TotalProducts") is a total value;
      // this string is automatically inserted when you drag & drop
      // the "TotalProducts" total from the Data Dictionary window to the script.
      int totalValue = (int)Report.GetTotalValue("TotalYS");

      // if this pass is not final, add the total value to the totals list.
      if (!Engine.FinalPass)
        totals.Add(totalValue);
    }
  }
}

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name90pp
name90pp
2019/02/15 22:03
  • c#
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