SiteMapSection.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / Configuration / SiteMapSection.cs / 1305376 / SiteMapSection.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.Configuration { 
    using System; 
    using System.Xml;
    using System.Configuration; 
    using System.Collections.Specialized;
    using System.Collections;
    using System.IO;
    using System.Text; 
    using System.Security.Permissions;
 
    /*          
         
            
                
             
        
*/ 
    public sealed class SiteMapSection : ConfigurationSection { 
        private static ConfigurationPropertyCollection _properties;
 
        private static readonly ConfigurationProperty _propDefaultProvider =
            new ConfigurationProperty("defaultProvider",
                                        typeof(string),
                                        "AspNetXmlSiteMapProvider", 
                                        null,
                                        StdValidatorsAndConverters.NonEmptyStringValidator, 
                                        ConfigurationPropertyOptions.None); 

        private static readonly ConfigurationProperty _propEnabled = 
            new ConfigurationProperty("enabled",
                                        typeof(bool),
                                        true,
                                        ConfigurationPropertyOptions.None); 

        private static readonly ConfigurationProperty _propProviders = 
            new ConfigurationProperty("providers", 
                                        typeof(ProviderSettingsCollection),
                                        null, 
                                        ConfigurationPropertyOptions.None);

        private SiteMapProviderCollection _siteMapProviders;
 
        static SiteMapSection() {
            // Property initialization 
            _properties = new ConfigurationPropertyCollection(); 
            _properties.Add(_propDefaultProvider);
            _properties.Add(_propEnabled); 
            _properties.Add(_propProviders);
        }

        public SiteMapSection() { 
        }
 
        protected override ConfigurationPropertyCollection Properties { 
            get {
                return _properties; 
            }
        }

        [ConfigurationProperty("defaultProvider", DefaultValue = "AspNetXmlSiteMapProvider")] 
        [StringValidator(MinLength = 1)]
        public string DefaultProvider { 
            get { 
                return (string)base[_propDefaultProvider];
            } 
            set {
                base[_propDefaultProvider] = value;
            }
        } 

        [ConfigurationProperty("enabled", DefaultValue = true)] 
        public bool Enabled { 
            get {
                return (bool)base[_propEnabled]; 
            }
            set {
                base[_propEnabled] = value;
            } 
        }
 
        [ConfigurationProperty("providers")] 
        public ProviderSettingsCollection Providers {
            get { 
                return (ProviderSettingsCollection)base[_propProviders];
            }
        }
 
        internal SiteMapProviderCollection ProvidersInternal {
            get { 
                if (_siteMapProviders == null) { 
                    lock (this) {
                        if (_siteMapProviders == null) { 
                            SiteMapProviderCollection siteMapProviders = new SiteMapProviderCollection();
                            ProvidersHelper.InstantiateProviders(Providers, siteMapProviders, typeof(SiteMapProvider));

                            _siteMapProviders = siteMapProviders; 
                        }
                    } 
                } 

                return _siteMapProviders; 
            }
        }

        internal void ValidateDefaultProvider() { 
            if (!String.IsNullOrEmpty(DefaultProvider)) // make sure the specified provider has a provider entry in the collection
            { 
                if (Providers[DefaultProvider] == null) { 
                    throw new ConfigurationErrorsException(
                        SR.GetString(SR.Config_provider_must_exist, DefaultProvider), 
                        ElementInformation.Properties[_propDefaultProvider.Name].Source,
                        ElementInformation.Properties[_propDefaultProvider.Name].LineNumber);
                }
            } 
        }
    } // class SiteMapSection 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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