Swipe to delete

gistfile1.swift

    func tableView(tableView: UITableView, canEditRowAtIndexPath indexPath: NSIndexPath) -> Bool {
        return true
    }
    
    func tableView(tableView: UITableView, commitEditingStyle editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath) {
        
        if editingStyle == UITableViewCellEditingStyle.Delete {
            
            if let removedCell = tableView.cellForRowAtIndexPath(indexPath) as? ProductCell {
                let removedProduct = Product(name: removedCell.productNameLabel.text!, qty: 1)
                self.shoppingListManager.removeProduct(removedProduct)
                removedCell.endEditing(false)
                tableView.deleteRowsAtIndexPaths([indexPath], withRowAnimation: UITableViewRowAnimation.Fade)
            }

        }

    }
    
    func tableView(tableView: UITableView, willBeginEditingRowAtIndexPath indexPath: NSIndexPath) {
        if let cell = tableView.cellForRowAtIndexPath(indexPath) as? ProductCell {
            cell.startEditing()
        }
    }
    
    func tableView(tableView: UITableView, didEndEditingRowAtIndexPath indexPath: NSIndexPath) {
        if let cell = tableView.cellForRowAtIndexPath(indexPath) as? ProductCell {
            cell.endEditing(false)
        }
    }