//On combo box selected index changed event populate data into list box
private void cmbProducts_SelectedIndexChanged(object sender, EventArgs e)
{
PackageDB supplierObj = new PackageDB();
int getPkgId = 0;
if (pkgDataGrid.SelectedCells.Count > 0)
{
int selectedrowindex = pkgDataGrid.SelectedCells[0].RowIndex;
DataGridViewRow selectedRow = pkgDataGrid.Rows[selectedrowindex];
getPkgId = Convert.ToInt32(selectedRow.Cells["PackageId"].Value);
Package_AddProduct_DB getSupIdobj = new Package_AddProduct_DB();
getSupIdobj.GetSupplierId(getPkgId);
pkgProductGrid.DataSource = getSupIdobj.getPackageProduct();
}
if (supplierObj.FetchSuppliers(Convert.ToString(cmbProducts.Text), getPkgId))
{
lstSuppliers.Items.Clear();
while (supplierObj.reader.Read())
{
lstSuppliers.Items.Add(supplierObj.reader.GetValue(0));
}
supplierObj.reader.Close();
}
}
