MenuItemCollection.Add Method
.NET Framework 2.0
Note: This method is new in the .NET Framework version 2.0.
Appends the specified MenuItem object to the end of the current MenuItemCollection object.
Namespace: System.Web.UI.WebControls
Assembly: System.Web (in system.web.dll)
Assembly: System.Web (in system.web.dll)
Use the Add method to append the specified MenuItem object to the end of the collection.
 Note |
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| You can add null values and duplicate MenuItem objects to the collection. |
As an alternative, you can insert a MenuItem object in the collection at a specific index by using the AddAt method.
The following code example demonstrates how to use the Add method to programmatically add a MenuItem object to a MenuItemCollection object.
<%@ Page Language="C#" %> <script runat="server"> void Page_Load(Object sender, EventArgs e) { if (!IsPostBack) { // Retrieve the root menu item from the Items // collection of the Menu control using the indexer. MenuItem homeMenuItem = NavigationMenu.Items[0]; // Create the submenu item. MenuItem newSubMenuItem = new MenuItem("New Category"); // Add the submenu item to the ChildItems // collection of the root menu item. homeMenuItem.ChildItems.Add(newSubMenuItem); } } </script> <html> <body> <form runat="server"> <h3>MenuItemCollection Add Example</h3> <asp:menu id="NavigationMenu" orientation="Vertical" target="_blank" runat="server"> <items> <asp:menuitem text="Home" tooltip="Home"> <asp:menuitem text="Music" tooltip="Music"> <asp:menuitem text="Classical" tooltip="Classical"/> <asp:menuitem text="Rock" tooltip="Rock"/> <asp:menuitem text="Jazz" tooltip="Jazz"/> </asp:menuitem> <asp:menuitem text="Movies" tooltip="Movies"> <asp:menuitem text="Action" tooltip="Action"/> <asp:menuitem text="Drama" tooltip="Drama"/> <asp:menuitem text="Musical" tooltip="Musical"/> </asp:menuitem> </asp:menuitem> </items> </asp:menu> </form> </body> </html>
Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
