asp.net报表解决方法

Csdn dotnet blog 专家群    masey

 private string subTotal(int row ,int num)
        { 
            string r = (row+1).ToString();
         if( num == 0)//
         {
             return "=C"+r+"+F"+r+"-I"+r;
         }
        else
            return "=E"+r+"+H"+r+"-K"+r;
            
        }
        private string sumTotal(string scol,int firstrow,int num){

        string r = num.ToString();
            string fr = firstrow.ToString();
            return "=Sum("+scol+fr+":"+scol+r+")";

        }
        private void CreateExcelWorkbook(DataRow[] rows)
        {
            string strCurrentDir = Server.MapPath("..") + "//TempReports//";
            string licenseFile = MapPath("..") + "//XML//Aspose.Excel.lic";             
            Excel excel = new Excel(licenseFile, this);
        ;
            string designerFile = strCurrentDir+"cangku2.xls";
                        excel.Open(designerFile);
            Worksheet sheet = excel.Worksheets["Sheet1"];
            sheet.Name = "wuzi";
            Cells cells = sheet.Cells;
            int styleIndex;
            
            styleIndex = excel.Styles.Add();
            Aspose.Excel.Style stylecell = excel.Styles[styleIndex];
            stylecell.Borders[BorderType.LeftBorder].LineStyle=CellBorderType.Thin;
            stylecell.Borders[BorderType.TopBorder].LineStyle = CellBorderType.Thin;
            stylecell.Borders[BorderType.RightBorder].LineStyle=CellBorderType.Thin;
            stylecell.Borders[BorderType.BottomBorder].LineStyle = CellBorderType.Thin;
            int iRow =4;
            foreach(DataRow row in rows)
            {
            cells[iRow,0].PutValue(row[0].ToString());
            cells[iRow,1].PutValue(row[1].ToString());
            cells[iRow,2].PutValue(row[2]);
            cells[iRow,3].PutValue( row[3]);
            cells[iRow,4].PutValue(row[4]);
            cells[iRow,5].PutValue(row[5]);
            cells[iRow,6].PutValue(row[3]);
            cells[iRow,7].PutValue(row[6]);
            cells[iRow,8].PutValue(row[7]);
            cells[iRow,9].PutValue(row[3]);
            cells[iRow,10].PutValue(row[8]);
            cells[iRow,11].Formula=subTotal(iRow,0);
            cells[iRow,12].PutValue(row[3]);
            cells[iRow,13].Formula=subTotal(iRow,1);
            iRow++;
                }
            string zj="总计";
                cells[iRow,3].PutValue(zj);
                 cells[iRow,6].PutValue(zj);
                 cells[iRow,9].PutValue(zj);
               cells[iRow,12].PutValue(zj);
                cells[iRow,4].Formula=sumTotal("E",5,iRow);
                cells[iRow,7].Formula=sumTotal("H",5,iRow);
                cells[iRow,10].Formula=sumTotal("K",5,iRow);
                cells[iRow,13].Formula=sumTotal("N",5,iRow);
                cells[1,8].PutValue(cpStartDate.SelectedDate.ToShortDateString());
                cells[1,12].PutValue(cpEndDate.SelectedDate.ToShortDateString());
            Range range = cells.CreateRange(4,0,iRow-4+1,14);
                range.Style = stylecell;
            for(int i = 0; i < excel.Worksheets.Count ; i ++)
            {
                sheet = excel.Worksheets[i];
                if(sheet.Name != "wuzi")
                {
             excel.Worksheets.RemoveAt(i);
                    i --;
                }

            }
                /**//*Response.Clear();
　　        Response.Buffer= true;
　　        Response.Charset="GB2312";

        this.Response.ContentEncoding=System.Text.Encoding.GetEncoding("GB2312");*/
            
        excel.Save(HttpUtility.UrlEncode("物资进出库汇总.xls",Encoding.UTF8), SaveType.OpenInBrowser,FileFormatType.Default,this.Response);
}   做ASP.NET项目时，都会碰到报表问题，中国式报表的繁琐让我很是反感，可没法子啊，客户有需求！自然而然想用DCOM直接操作EXCEL，马马虎虎算是成了，虽说安全性不好，资源浪费严重，毕竟在局域网中使用，凑合吧，但我讨厌在服务端那个没有结束的EXCEL进程，杀死，一定要把敌人杀死！ google了一把，当今中外都有这个问题，解决方案也有，WINXP下杀了，但我在WINDOWS 2003下搞了整整一天也没杀死，得，真想自个杀了。后来有人推荐了个控件ASPOSE，这玩意强，服务端都不用装EXCEL，效果不错！想偷懒的用这玩意，一个字爽!

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