Created
December 8, 2013 03:06
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Export DataGridView to Excel. You must have "export.xlt" file in project directory.
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| public void ExportToExcel(DataGridView grid) { | |
| ApplicationClass Excel = new ApplicationClass(); | |
| XlReferenceStyle RefStyle = Excel.ReferenceStyle; | |
| Excel.Visible = true; | |
| Workbook wb = null; | |
| String TemplatePath = System.Windows.Forms.Application.StartupPath + @"\export.xlt"; | |
| try { | |
| wb = Excel.Workbooks.Add(TemplatePath); // !!! | |
| } catch (System.Exception ex) { | |
| throw new Exception("Template is unavailable " + TemplatePath + "\n" + ex.Message); | |
| } | |
| Worksheet ws = wb.Worksheets.get_Item(1) as Worksheet; | |
| for (int j = 0; j < grid.Columns.Count; ++j) { | |
| (ws.Cells[1, j + 1] as Range).Value2 = grid.Columns[j].HeaderText; | |
| for (int i = 0; i < grid.Rows.Count; ++i) { | |
| object Val = grid.Rows[i].Cells[j].Value; | |
| if (Val != null) { | |
| (ws.Cells[i + 2, j + 1] as Range).Value2 = Val.ToString(); | |
| } | |
| } | |
| } | |
| ws.Columns.EntireColumn.AutoFit(); | |
| Excel.ReferenceStyle = RefStyle; | |
| ReleaseExcel(Excel as Object); | |
| } | |
| private void ReleaseExcel(object excel) { | |
| Marshal.ReleaseComObject(excel); | |
| GC.GetTotalMemory(true); | |
| } |
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