private void btnDaYin_Click(object sender, EventArgs e)
{
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.Title = "导出Excel";
saveFileDialog.Filter = "Excel文件(*.xls)|*.xls";
DialogResult dialogResult = saveFileDialog.ShowDialog(this);
if (dialogResult == DialogResult.OK)
{
DevExpress.XtraPrinting.XlsExportOptions options = new DevExpress.XtraPrinting.XlsExportOptions();
gcRoomLiveIn.ExportToXls(saveFileDialog.FileName);
DevExpress.XtraEditors.XtraMessageBox.Show("导出成功！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}