VS 2005 [c#] datagridview导出Excel

来源：互联网发布：诺基亚E71 软件下载编辑：程序博客网时间：2024/06/06 23:50

public static void ExportExcel(string fileName, DataGridView gridview)
        {
            string saveFileName = "";
            SaveFileDialog saveDialog = new SaveFileDialog();
            saveDialog.DefaultExt = "xls";
            saveDialog.Filter = "Excel文件|*.xls";
            saveDialog.FileName = fileName;
            saveDialog.ShowDialog();

saveFileName = saveDialog.FileName;

if (saveFileName.IndexOf(":") < 0)
return;

Microsoft.Office.Interop.Excel.Application xlApp = new Microsoft.Office.Interop.Excel.Application();

            if (xlApp == null)
            {
                MessageBox.Show("无法创建Excel对象，有可能未安装Excel！");
                return;
            }

Microsoft.Office.Interop.Excel.Workbooks workbooks = xlApp.Workbooks;

Microsoft.Office.Interop.Excel.Workbook workbook = workbooks.Add(Microsoft.Office.Interop.Excel.XlWBATemplate.xlWBATWorksheet);

Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)workbook.Worksheets[1];

            for (int i = 0; i < gridview.ColumnCount; i++)
            {
                worksheet.Cells[1, i + 1] = gridview.Columns[i].HeaderText;
            }

            for (int r = 0; r < gridview.Rows.Count; r++)
            {
                for (int c = 0; c < gridview.ColumnCount; c++)
                {
                    worksheet.Cells[r + 2, c + 1] = gridview.Rows

.Cells[c].Value;
}

System.Windows.Forms.Application.DoEvents();
}

worksheet.Columns.EntireColumn.AutoFit();

            if (saveFileName != "")
            {
                try
                {
                    workbook.Saved = true;
                    workbook.SaveCopyAs(saveFileName);
                }
                catch (Exception ex)
                {
                    MessageBox.Show("导出错误，有可能文件正在打开！/n" + ex.Message);
                }
            }

            xlApp.Quit();
            GC.Collect();
            MessageBox.Show("导出成功！");

}