要在C#中实现点击导出按钮GridView导出到Excel时不弹出打开或保存对话框,可以使用以下步骤:
1. 添加对`Microsoft.Office.Interop.Excel`和`System.Reflection`的引用。
2. 在按钮的点击事件处理程序中编写导出逻辑。
private void ExportToExcel_Click(object sender, EventArgs e) {????//?创建Excel对象
????Microsoft.Office.Interop.Excel.Application?excel?=?new?Microsoft.Office.Interop.Excel.
????Application();
????Microsoft.Office.Interop.Excel.Workbook?workbook?=?excel.Workbooks.Add(Type.Missing);
????Microsoft.Office.Interop.Excel.Worksheet?worksheet?=?null;
????try
????{
????????//?设置工作表
????????worksheet?=?workbook.ActiveSheet;
????????//?填充数据到工作表
????????for?(int?i?=?0;?i?<?gridView.Rows.Count;?i++)
????????{
????????????for?(int?j?=?0;?j?<?gridView.Columns.Count;?j++)
????????????{
????????????????worksheet.Cells[i?+?1,?j?+?1]?=?gridView.Rows[i].Cells[j].Value.ToString();
????????????}
????????}
????????//?保存Excel文件
????????workbook.SaveAs(“YourFilePath.xlsx”,?Microsoft.Office.Interop.Excel.XlFileFormat.
????????xlOpenXMLWorkbook,?Type.Missing,?Type.Missing,?false,?false,?Microsoft.Office.Interop.Excel.
????????XlSaveAsAccessMode.xlNoChange,?Type.Missing,?Type.Missing,?Type.Missing,?Type.Missing,?
????????Type.Missing);
????????workbook.Close();
????????excel.Quit();
????????//?释放资源
????????System.Runtime.InteropServices.Marshal.ReleaseComObject(worksheet);
????????System.Runtime.InteropServices.Marshal.ReleaseComObject(workbook);
????????System.Runtime.InteropServices.Marshal.ReleaseComObject(excel);
????????MessageBox.Show(“导出成功!”);
????}
????catch?(Exception?ex)
????{
????????MessageBox.Show(“导出失败:”?+?ex.Message);
????}
????finally
????{
????????//?释放Excel进程
????????worksheet?=?null;
????????workbook?=?null;
????????excel?=?null;
????????GC.Collect();
????} }
请注意,这种方法将直接保存Excel文件到指定路径,而不会弹出打开或保存对话框。确保将"YourFilePath.xlsx"替换为您要保存的实际文件路径。
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