public ProductDetailInsAndUp(bool isIsert, ProductDetail detail, ProductInsAndUp form)
        {
            InitializeComponent();
            this.CenterToScreen();

            this.detail  = detail;
            this.isIsert = isIsert;
            this.form    = form;

            if (isIsert)
            {
                title.Text = "Insert Product detail";
                clear();
            }
            else
            {
                title.Text         = "Update Product detail";
                txtProcess.Text    = detail.Processor;
                txtRAM.Text        = detail.RAM;
                txtScreen.Text     = detail.Screen;
                txtStorage.Text    = detail.Storage;
                txtGraphic.Text    = detail.Graphic;
                txtSize.Text       = detail.Size;
                txtOS.Text         = detail.OS;
                txtVideo.Text      = detail.Video;
                txtConnection.Text = detail.Connection;
                txtKeyboard.Text   = detail.Keyboard;
                txtBattery.Text    = detail.Battery;
            }
        }
        public DetailView(int id, ProductInsAndUp form)
        {
            InitializeComponent();
            this.CenterToScreen();

            this.id   = id;
            this.form = form;

            load();
        }