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c# datagridview导出数据到固定模版

2011-05-06 17:41:23| 分类： IT | 标签： |举报 |字号大中小订阅

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if (dataGridView1.Rows.Count < 1)//当表中没有数据时.返回
            {
                MessageBox.Show("没有要导出的数据");
                return;
            }

// if (dataGridView1.Rows.Count == 0)

// return;

// //实例化一个Excel.Application对象

// Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();

// //让后台执行设置为不可见，为true的话会看到打开一个Excel，然后数据在往里写

// excel.Visible = false;

// //新增加一个工作簿，Workbook是直接保存，不会弹出保存对话框，加上Application会弹出保存对话框，值为false会报错

//excel.Application.Workbooks.Add(true);

// //生成Excel中列头名称

// for (int i = 0; i < dataGridView1.Columns.Count; i++)

// {

// excel.Cells[1, i + 1] = dataGridView1.Columns[i].HeaderText;

// }

// //把DataGridView当前页的数据保存在Excel中

// for (int i = 0; i < dataGridView1.Rows.Count - 1; i++)

// {

// for (int j = 0; j < dataGridView1.Columns.Count; j++)

// {

// if (dataGridView1[j, i].ValueType == typeof(string))

// {

// excel.Cells[i + 2, j + 1] = "'" + dataGridView1[j, i].Value.ToString();

// }

// else

// {

// excel.Cells[i + 2, j + 1] = dataGridView1[j, i].Value.ToString();

// }

// } //inner for

// } //out for

// //设置禁止弹出保存和覆盖的询问提示框

// excel.DisplayAlerts = false;

// excel.AlertBeforeOverwriting = false;

// //保存工作簿

// excel.Application.Workbooks.Add(true).Save();

// //保存excel文件

// excel.Save("D:" + "\\KKHMD.xls");

// //确保Excel进程关闭

// excel.Quit();

// excel = null;

//建立Ｅｘｃｅｌ对象

            //-***************获取excel对象***************
            Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
            if (app == null)
            {
                MessageBox.Show("无法启动，可能你的机器上没有安装Excel！", "", MessageBoxButtons.OK, MessageBoxIcon.Warning);
                return;
            }
            //Microsoft.Office.Interop.Excel.Workbook workbook = app.Workbooks.Add(true);
            //Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)workbook.Worksheets[1];
            Microsoft.Office.Interop.Excel.Range range;
            string oldCaption = DPStart.Value.Month.ToString();

            //列索引，行索引，总列数，总行数
            //int colIndex = 0;
            //int rowIndex = 0;
            int colCount = this.dataGridView2.Columns.Count;
            int rowCount = dataGridView2.Rows.Count;

            //string sPath = @"C:\Inetpub\wwwroot\test_20110222\test\Report\";
            //string sFileName = "test_" + DateTime.Now.ToString("yyyyMMddHHmmss") + ".xls";
            //sPath += sFileName;

//System.IO.File.Copy(@"C:\Inetpub\wwwroot\test_20110222\test\Report\test.xls", sPath, true);

            string strpth;//打开EXCEL已有的格式文件路径.
           strpth = System.AppDomain.CurrentDomain.SetupInformation.ApplicationBase;
           strpth += @"blank.xls";
            //打开或者创建Excel文件
           Microsoft.Office.Interop.Excel.Workbook eBookWr = app.Workbooks.Open(strpth, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value);
           Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)eBookWr.Worksheets[1];
            //Excel.Workbook eBookWr = eAppWr.Workbooks.Add(1);
            //添加Sheet
           //mySheet = (Worksheet)MyBook.Worksheets[1];

//app.Cells[10, 1] = "dfvb";

           //Microsoft.Office.Interop.Excel.Worksheet eSheetWr = (Microsoft.Office.Interop.Excel.Worksheet)eBookWr.Worksheets.Add( Type.Missing, Type.Missing, Type.Missing, Type.Missing);
            //Sheet重命名
            //eSheetWr.Name = strSheetName;
            //循环，写入数据,rowindex,colindex都是从1开始
            //SheetWr.cells[rowindex,colindex]=strValue;
            //循环结束

            //methord one
            // *****************获取数据*********************
            // 创建缓存数据
            //object[,] objData = new object[rowCount + 3, colCount];
            //// 创建列标题
            //foreach (DataGridViewColumn col in dataGridView1.Columns)
            //{
            //    objData[rowIndex, colIndex++] = col.HeaderText;
            //}

            //// 获取具体数据
            //for (rowIndex = 1; rowIndex < rowCount; rowIndex++)
            //{
            //    for (colIndex = 0; colIndex < colCount; colIndex++)

            //        if ( dataGridView1.Rows[rowIndex - 1].Cells[colIndex]. ValueType == typeof(DateTime))
            //        {
            //            objData[rowIndex, colIndex] = dataGridView1.Rows[rowIndex - 1].Cells[colIndex].Value.ToString();
            //        }
            //        else
            //        {
            //            objData[rowIndex, colIndex] = dataGridView1.Rows[rowIndex - 1].Cells[colIndex].Value;
            //        }

            //    //{
            //    //    objData[rowIndex, colIndex] = dataGridView1.Rows[rowIndex - 1].Cells[colIndex].Value;
            //    //}
            //}

//objData[rowCount + 1, 0] = "合计：";// rowCount.ToString();
//objData[rowCount + 1, 1] = rowCount.ToString();

            ////********************* 写入Excel*******************
            //range = worksheet.get_Range(app.Cells[2, 1], app.Cells[rowCount + 3, colCount]);
            //range.Value2 = objData;

            //生成Excel中列头名称
            //for (int i = 0; i < 5; i++)
            //string a = "no";
            //app.Cells[2, 0]. = a.Trim ();
            //注意:DATAGRIDEVIW中的列行都是以0开始的.而EXCEL中的单元序号是以1开始

//perfect

           //app.Cells[2, 1] = "序号";
           //for (int i = 2; i < dataGridView2.Rows.Count + 1; i++)
           //{
           //    app.Cells[i + 1, 1] = i - 1;
           //}

//for (int i = 1; i < dataGridView1.Columns.Count + 2; i++)
//{

// app.Cells[2, i + 1] = dataGridView2.Columns[i - 1].HeaderText;
// //string bb = dataGridView1.Columns[i].HeaderText;

//}

// //把DataGridView当前页的数据保存在Excel中

for (int i =0; i < dataGridView2.Rows.Count - 1; i++)
{

for (int j = 1; j < dataGridView2 .Columns .Count+1; j++)
{

                   if (dataGridView2[j - 1, i].ValueType == typeof(DateTime))
                   {
                       range = worksheet.get_Range(app.Cells[i +3, j], app.Cells[i + 3, j]);
                       range.NumberFormatLocal = "@";
                       app.Cells[i + 3, j ] = dataGridView2[j - 1, i].Value.ToString();

}

                   else//if ((left == null) || (right == null))
                       // if ((dataGridView1[j, i].ValueType == typeof(int)) || (dataGridView1[j, i].ValueType == typeof(double)))
                       //string stringType = "12345";
                       //object objectType = "54321";
                       //int intType = Convert.ToInt32(longType);       //正确
                       //int intType = Convert.ToInt32(stringType);     //正确
                       //int intType = Convert.ToInt32(objectType);    //正确
                       //int intType = Convert.ToInt32(dataGridView1[j, i].Value);

                       //if (( Convert.ToInt32(dataGridView1.Rows [i].Cells e[j] .Value))>0)
                       //{
                       //    range = worksheet.get_Range(app.Cells[i + 3, j + 1], app.Cells[i + 3, j + 1]);
                       //    range.HorizontalAlignment = Microsoft.Office.Interop.Excel.Constants.xlLeft;

// app.Cells[i + 3, j + 1] = dataGridView1[j, i].Value.ToString();

                       //}
                       //else
                       //{
                       app.Cells[i +3, j ] = dataGridView2[j - 1, i].Value.ToString();

//}

} //inner for

} //out for

//app.get_Range("d3", app.Cells[3, rowCount]).Calculate();
//worksheet.Columns.AddComment("a");

           worksheet.Columns.EntireColumn.AutoFit();//自动适应每列的宽
           //worksheet.Rows.EntireRow.AutoFit();
           //worksheet.Cells.EntireColumn.AutoFit();
           //range.Borders.LineStyle = 1;

//changed

           //System.Windows.Forms.Application.DoEvents();
           //range = worksheet.get_Range(app.Cells[2, 1], app.Cells[rowCount + 1, colCount + 1]);
           //range.Borders.LineStyle = 1;
           ////********************* 设置输出格式****************
           ////设置顶部说明
           //range = worksheet.get_Range(app.Cells[1, 1], app.Cells[1, colCount + 1]);
           //range.MergeCells = true;
           //range.RowHeight = 38;
           //range.Font.Bold = true;
           //range.Font.Size = 14;
           ////range.Font.ColorIndex = 10;
           //range.Borders.LineStyle = 1;
           //app.ActiveCell.FormulaR1C1 = "奥昌皮革" + oldCaption + "月份" + comboBox2.Text.Trim();
           ;

           //特殊数据格式
           //range = worksheet.get_Range(app.Cells[2, 1], app.Cells[rowCount, colCount]);
           //range.NumberFormat = "yyyy-MM-dd hh:mm:ss";

           //app.Cells.HorizontalAlignment = Microsoft.Office.Interop.Excel.Constants.xlCenter;
           //range = worksheet.get_Range(app.Cells[2, 1], app.Cells[2, colCount + 1]);
           ////range.Interior.ColorIndex = 10;
           //range.Font.Bold = true;
           //range.RowHeight = 20;
           //range.Borders.LineStyle = 1;
           //((Microsoft.Office.Interop.Excel.Range)worksheet.Cells[2, 1]).ColumnWidth = 8;
           //((Microsoft.Office.Interop.Excel.Range)worksheet.Cells[2, 2]).ColumnWidth = 20;
           //((Microsoft.Office.Interop.Excel.Range)worksheet.Cells[2, 3]).ColumnWidth = 10;
           //((Microsoft.Office.Interop.Excel.Range)worksheet.Cells[2, 4]).ColumnWidth = 10;
           //((Microsoft.Office.Interop.Excel.Range)worksheet.Cells[2, 5]).ColumnWidth = 10;

//app.ActiveSheet.Range("A1:G1").Merge();
//app.ActiveSheet.PageSetup.Orientation = 2;//设置为横向打印

           ////设置合计为右对齐并加粗
           //range = worksheet.get_Range(app.Cells[rowCount + 2, 1], app.Cells[rowCount + 4, colCount]);
           //range.Borders.LineStyle = 0;
           //最后两行的设置
           //string a = "";
           //a = app.get_Range(app.Cells[3, 6], app.Cells[rowCount, 6]).Calculate().ToString();
           //加载一个合计行
           //
           //int rowsum = rowindex + 1;
           //int colsum = 2;
           //app.Cells[rowCount + 3, 2] = "合计";
           //app.get_Range(app.Cells[rowCount, 2], app .Cells [rowCount, 2]).horizontalalignment = excel.xlhalign.xlhaligncenter;
           //
           //设置选中的部分的颜色
           ////
           //app.get_Range(app.Cells[rowCount , colCount ],app.Cells[rowCount , colCount ] ).Select ();
           //app.get_Range(app.Cells[rowCount, colCount], app.Cells[rowCount, colCount]).Interior.Color = 19;//设置为浅黄色，共计有56种
           //

           //app.Cells[rowCount + 2, 2] = app.get_Range(app.Cells[3, 6], app.Cells[rowCount, 6]).Calculate().ToString();
           //app.Cells[rowCount + 3, 2] = "dfd";
           //range = worksheet.get_Range(app.Cells[2, 2], app.Cells[rowCount, 2]);
           //range.HorizontalAlignment = Microsoft.Office.Interop.Excel.Constants.xlLeft;
           //range.HorizontalAlignment = Microsoft.Office.Interop.Excel.Constants.xlLeft;

           //range = worksheet.get_Range(app.Cells[rowCount + 3, 1], app.Cells[rowCount + 3, 1]);
           //range.Font.Bold = true;
           //range.HorizontalAlignment = Microsoft.Office.Interop.Excel.Constants.xlRight;
           ////设置合计值为左对齐
           //range = worksheet.get_Range(app.Cells[rowCount + 3, 2], app.Cells[rowCount + 3, 2]);
           //range.HorizontalAlignment = Microsoft.Office.Interop.Excel.Constants.xlLeft;

           //写入完成后将有数据的范围内设置其边框与内部线条
           //Microsoft.Office.Interop.Excel.ApplicationClass App = null;
           //Microsoft.Office.Interop.Excel.Workbook wb = null;

           //边框与内部线条
           worksheet.UsedRange.Borders[Microsoft.Office.Interop.Excel.XlBordersIndex.xlEdgeTop].Weight = 3;
           worksheet.UsedRange.Borders[Microsoft.Office.Interop.Excel.XlBordersIndex.xlEdgeBottom].Weight = 2;
           worksheet.UsedRange.Borders[Microsoft.Office.Interop.Excel.XlBordersIndex.xlEdgeLeft].Weight = 3;
           worksheet.UsedRange.Borders[Microsoft.Office.Interop.Excel.XlBordersIndex.xlEdgeRight].Weight = 3;
           worksheet.UsedRange.Borders[Microsoft.Office.Interop.Excel.XlBordersIndex.xlInsideHorizontal].Weight = 2;//内部线条
           worksheet.UsedRange.Borders[Microsoft.Office.Interop.Excel.XlBordersIndex.xlInsideVertical].Weight = 2;

//*********************** 保存 *********************

           try
           {
               TimeSpan dateBegin = new TimeSpan(DateTime.Now.Ticks);

               SaveFileDialog file = new SaveFileDialog();
               file.DefaultExt = "xls";
               file.Filter = "Excel文件|*.xls";
               //file.FilterIndex = 1;
               string saveFilePath = "";
               if (file.ShowDialog() == DialogResult.OK)
               {
                   saveFilePath = file.FileName;
               }
               else
               {
                   return;

               }
               //app.Save(saveFilePath);//会多出一个SHEET的保存对话框
               // app.Visible = true;

               //workbook.Saved = true;
               //workbook.SaveCopyAs(saveFilePath);
               eBookWr.Saved = true;
               eBookWr.SaveCopyAs(saveFilePath);
               //eBookWr.Sheets.Delete();

           }
           catch (Exception ex)
           {
               MessageBox.Show("保存文件出错:" + ex.Message);
           }

           // *********************释放 * ***********************
           app.Quit();
           GC.Collect();
           //KillSpecialExcel(app); //杀任何进程(EXCEL里的)

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              blogAbstract:'<P\><WBR\> if (dataGridView1.Rows.Count < 1)//当表中没有数据时.返回<BR\>            {<BR\>                MessageBox.Show(\"没有要导出的数据\");<BR\>                return;<BR\>            }</P\>  <P\>            // if (dataGridView1.Rows.Count == 0)   </P\>  <P\>            //        return;   </P\>  <P\>            //    //实例化一个Excel.Application对象   </P\>',
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