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  • wpf中将数据导出为Excel

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

         try
            {
              excelApp.Visible = false;

              //Cria Planilha
              Workbook excelWB = excelApp.Workbooks.Add(System.Type.Missing);

              //Cria Worksheet
              Worksheet excelWS = (Worksheet)excelWB.Worksheets[1];

              Range celulas = null;
              celulas = excelWS.get_Range("A1", System.Type.Missing);
             
              //Laço para ler todas as linhas e colunas do grid
              for (int i = 0; i < ((System.Data.DataTable)(dataGrid2.DataContext)).Rows.Count; i++)
              {
                for (int j = 0; j < ((System.Data.DataTable)(dataGrid2.DataContext)).Columns.Count; j++)
                {
                  //Insere valores das células do grid na célula do excel
                  celulas.get_Offset(i, j).Cells.Value2 = ((System.Data.DataTable)(dataGrid2.DataContext)).Rows[i][j].ToString();
                }
              }

              excelApp.ActiveWorkbook.RefreshAll();
              excelApp.Workbooks.Application.ActiveWorkbook.RefreshAll();

              //Salva Arquivo
              excelWB.SaveAs(txtArmazenagem.Text + "//" + txtNomeArquivoArmazenagem.Text + ".xls", XlSaveAction.xlSaveChanges, System.Type.Missing, System.Type.Missing, false, false, XlSaveAsAccessMode.xlNoChange, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing);
              excelWB.Close(false, null, null);
            }
            catch (Exception ex)
            {
              MessageBoxResult result = MessageBox.Show(ex.Message);
              //throw ex;
            }
            finally
            {
              excelApp.Quit();
              MessageBoxResult result = MessageBox.Show("Exportação concluida com sucesso.");
              txtArmazenagem.Text = "";
              txtNomeArquivoArmazenagem.Text = "";
              dataGrid2.DataContext = null;
            }

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  • 原文地址:https://www.cnblogs.com/liancs/p/3879318.html
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