private void cboStores_EditValueChanged(object sender, EventArgs e)
{
if (cboStores.EditValue == null)
{
return;
}
var iss = new IssueDoc();
var dtRec = iss.GetDistinctIssueDocments(Convert.ToInt32(cboStores.EditValue));
lstTree.DataSource = dtRec;
DateTime dt1 = EthiopianDate.EthiopianDate.Now.StartOfFiscalYear.ToGregorianDate();
DateTime dt2 = DateTime.Now;
dtRec = iss.GetTransactionByDateRange(Convert.ToInt32(cboStores.EditValue), dt1, dt2);
lblIssDate.Text = @"Current Year";
gridIssues.DataSource = dtRec;
}