private void grvDecleration_CellMouseDoubleClick_1(object sender, DataGridViewCellMouseEventArgs e)
        {

            try
            {
                if (e.RowIndex >= 0 && grvDecleration.SelectedRows.Count == 1) // Only select one row
                {
                    var frmExport = new FrmDecleExportOption(_mainForm, _userInfo, Convert.ToInt64(grvDecleration.SelectedRows[0].Cells["DeclarationID"].Value), _declerationOptionType);
                    frmExport.Show(this);
                }
            }
            catch (Exception ex)
            {
                logger.Error(ex.ToString());
                if (GlobalInfo.IsDebug) MessageBox.Show(ex.ToString());
            }
            
        }
 private void btnUpdate_Click(object sender, EventArgs e)
 {
     try
     {
         if (grvDecleration.SelectedRows.Count != 0)
         {
             var frmDecleExportOption = new FrmDecleExportOption(_mainForm, _userInfo, Convert.ToInt64(grvDecleration.SelectedRows[0].Cells["DeclarationID"].Value), _declerationOptionType);
             frmDecleExportOption.Show(this);
         }
         else
         {
             MessageBox.Show("Bạn cần chọn 1 tờ khai cần cập nhật.");
         }
     }
     catch (Exception ex)
     {
         logger.Error(ex.ToString());
         if (GlobalInfo.IsDebug) MessageBox.Show(ex.ToString());
     }
 }