private static void ExportPDFClick(object sender, EventArgs e)
{
SaveFileDialog saveFileDialog1 = new SaveFileDialog();
saveFileDialog1.Filter = "PDF files (*.pdf)|*.pdf|All files (*.*)|*.*";
saveFileDialog1.RestoreDirectory = true;
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
m_grv.ExportToPdf(saveFileDialog1.FileName);
DevExpress.XtraEditors.XtraMessageBox.Show("Lưu báo cáo thành công");
}
}