private void PictureBox_Product_Image_Click(object sender, EventArgs e)
{
PictureBox ptb = sender as PictureBox;
string pro_id = ptb.Tag.ToString();
POS_Sale.ProductRow pro = dataset.Product.FindByID(pro_id);
//
POS_Sale.PurchasingItemsRow purchase_item = dataset.PurchasingItems.FindByProductID(pro.ID);
if (purchase_item == null)
{
purchase_item = dataset.PurchasingItems.NewPurchasingItemsRow();
purchase_item.ProductID = pro.ID;
purchase_item.Name = pro.Name;
purchase_item.Qty = 1;
purchase_item.Price = pro.UnitPrice;
purchase_item.Disc = 0;
dataset.PurchasingItems.AddPurchasingItemsRow(purchase_item);
//ptb.Click -= PictureBox_Product_Image_Click;
}
else if (purchase_item != null)
{
purchase_item.Qty++;
}
CalculateTotal();
}
private void dataGridView_Purchasing_Items_CellClick(object sender, DataGridViewCellEventArgs e)
{
if (e.RowIndex >= 0 && e.ColumnIndex >= 6)
{
string pro_id = dataGridView_Purchasing_Items[0, e.RowIndex].Value.ToString();
POS_Sale.PurchasingItemsRow purchase = dataset.PurchasingItems.FindByProductID(pro_id);
if (e.ColumnIndex == 6)//plus
{
purchase.Qty++;
}
else if (e.ColumnIndex == 7)//delete
{
purchase.Qty--;
if (purchase.Qty == 0)
{
purchase.Delete();
}
}
CalculateTotal();
}
}
