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PortalSiteMapProvider.GetChildNodes method (PortalSiteMapNode, NodeTypes)

Returns a security-trimmed collection of child nodes of a specified node type from a specified parent.

Namespace:  Microsoft.SharePoint.Publishing.Navigation
Assembly:  Microsoft.SharePoint.Publishing (in Microsoft.SharePoint.Publishing.dll)

public virtual SiteMapNodeCollection GetChildNodes(
	PortalSiteMapNode node,
	NodeTypes includedHiddenTypes


Type: Microsoft.SharePoint.Publishing.Navigation.PortalSiteMapNode

The node whose children are returned.

Type: Microsoft.SharePoint.Publishing.NodeTypes

The types to return even if hidden.

Return value

Type: System.Web.SiteMapNodeCollection
A SiteMapNodeCollection object of child nodes security-trimmed for the current user.

This object passes to a GetNavigationChildren method.

The following example references the following assemblies:

  • System.dll

  • System.Data.dll

  • System.Xml.dll

  • System.Web.dll

  • System.Configuration.dll

  • Microsoft.SharePoint.dll

  • Microsoft.SharePoint.Library.dll

  • Microsoft.SharePoint.Publishing.dll

using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Web;

using Microsoft.SharePoint;
using Microsoft.SharePoint.Navigation;

using Microsoft.SharePoint.Publishing;
using Microsoft.SharePoint.Publishing.Navigation;

namespace Microsoft.SDK.SharePointServer.Samples
    class GetChildNodesSample
        // Get a list of the navigation headings beneath a specified
        // Web site in current navigation. This method must be called from
        // within a current and valid HttpContext object.
        public static List<string>GetNavigationHeadingTitles(string serverRelativeWebUrl)
            List<string> titles = null;

            // Get a reference to the current navigation provider:
            // the one that doesn't HTML-encode titles.
            PortalSiteMapProvider portalProvider = PortalSiteMapProvider.CurrentNavSiteMapProviderNoEncode;
            // Look up the node for the given Web site URL.
            PortalWebSiteMapNode webNode = 
                portalProvider.FindSiteMapNode(serverRelativeWebUrl) as PortalWebSiteMapNode;

            if (webNode != null)
                // Retrieve the heading nodes beneath the 
                // specified Web site.
                SiteMapNodeCollection headingNodes = 
                    portalProvider.GetChildNodes(webNode, NodeTypes.Heading, NodeTypes.None);

                titles = new List<string>(headingNodes.Count);

                foreach (PortalSiteMapNode headingNode in headingNodes)
                    // Add the title to the list.

            // Return the list of titles.
            return titles;
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