ExportToExcel

public class ExportToEXCEL{ public void ExportTo(SaveFileDialog saveFileDialog1, Button button3, DataGridView dataGridView1, GroupBox groupBox2, ProgressBar progressBar1) { bool b1 = true; //导出数据是否出错 double n1 = 0; //进度条显示 string s1 = ""; //进度条显示 string sSaveFileName; //EXCEL文件名 saveFileDialog1.Reset(); saveFileDialog1.DefaultExt = "xlsx"; saveFileDialog1.Filter = "xlsx|*.xlsx"; saveFileDialog1.ShowDialog(); sSaveFileName = saveFileDialog1.FileName; if (string.IsNullOrEmpty(sSaveFileName) == false) { try { button3.Enabled = false; if (dataGridView1.Rows.Count > 0) { groupBox2.Text = "请等待，正在导出数据至EXCEL... ..."; groupBox2.Refresh(); Microsoft.Office.Interop.Excel.Application Excel1 = new Microsoft.Office.Interop.Excel.Application(); Excel1.Application.Workbooks.Add(true); Excel1.Visible = false; for (int i = 0; i < dataGridView1.ColumnCount; i++) { if (dataGridView1.Columns[i].Visible == true) Excel1.Cells[1, i + 1] = dataGridView1.Columns[i].HeaderText; } for (int i1 = 0; i1 < dataGridView1.RowCount; i1++) { Application.DoEvents(); n1 = (double)(i1 + 1) / dataGridView1.RowCount * 100; progressBar1.Value = (int)n1; s1 = progressBar1.Value.ToString() + "%"; groupBox2.Text = "完成百分比：" + s1; for (int i2 = 0; i2 < dataGridView1.ColumnCount; i2++) { if (dataGridView1.Columns[i2].Visible == true) Excel1.Cells[i1 + 2, i2 + 1] = "'" + dataGridView1.Rows[i1].Cells[i2].Value; } } //如果文件存在，则先删除该文件 if (System.IO.File.Exists(sSaveFileName)) { System.IO.File.Delete(sSaveFileName); } Excel1.ActiveWorkbook.Close(true, sSaveFileName, Missing.Value); Excel1.Quit(); groupBox2.Text = "数据导出EXCEL完成"; } } catch (Exception ex) { MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); b1 = false; } finally { if (b1 == true) MessageBox.Show("导出EXCEL文件成功完成", "Note", MessageBoxButtons.OK, MessageBoxIcon.Information); button3.Enabled = true; } } }}