Page Lifecycle ASP.Net Tutorial

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  4. The script block holds a subroutine named Page_Load, which is triggered when the page is first created (C#)
<%@ Page Language="C#" %>


public delegate void PriceChangedEventHandler();
public class Product
{
    private string name;
    private decimal price;
    private string imageUrl;
    public string Name
    {
        get
        { return name; }
        set
        { name = value; }
    }
    public event PriceChangedEventHandler PriceChanged;
    public decimal Price
    {
        get
        { return price; }
        set
        {
            price = value;
            if (PriceChanged != null)
            {
                PriceChanged();
            }
        }
    }
    public string ImageUrl
    {
        get
        { return imageUrl; }
        set
        { imageUrl = value; }
    }
    public string GetHtml()
    {
        string htmlString;
        htmlString = "

" + name + "


";
        htmlString += "

Costs: " + price.ToString() + "


";
        htmlString += "";
        return htmlString;
    }
    public Product(string name, decimal price)
    {
        Name = name;
        Price = price;
    }
}
    private void Page_Load(object sender, EventArgs e)
    {
        Product saleProduct = new Product("A", 49.99M);
        saleProduct.ImageUrl = "a.jpg";
        Response.Write(saleProduct.GetHtml());
    }



    Product Test