ClientSettingsSection.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Sys / System / Configuration / Sections / ClientSettingsSection.cs / 1305376 / ClientSettingsSection.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Configuration 
{ 
    using System;
    using System.Xml; 
    using System.Configuration;
    using System.Collections.Specialized;
    using System.Collections;
    using System.IO; 
    using System.Text;
 
    ///  
    ///     ConfigurationSection class for sections that store client settings.
    ///  
    public sealed class ClientSettingsSection : ConfigurationSection
    {
        private static ConfigurationPropertyCollection _properties;
        private static readonly ConfigurationProperty _propSettings = new ConfigurationProperty(null, typeof(SettingElementCollection), null, ConfigurationPropertyOptions.IsDefaultCollection); 

        static ClientSettingsSection () { 
            _properties = new ConfigurationPropertyCollection(); 
            _properties.Add(_propSettings);
        } 

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

        /// 
        [ConfigurationProperty("", IsDefaultCollection = true)]
        public SettingElementCollection Settings { 
            get {
                return (SettingElementCollection) base[_propSettings]; 
            } 
        }
    } 

    public sealed class SettingElementCollection : ConfigurationElementCollection {
        public override ConfigurationElementCollectionType CollectionType {
            get { 
                return ConfigurationElementCollectionType.BasicMap;
            } 
        } 

        protected override string ElementName { 
            get {
                return "setting";
            }
        } 

        protected override ConfigurationElement CreateNewElement() { 
            return new SettingElement(); 
        }
 
        protected override object GetElementKey(ConfigurationElement element) {
            return ((SettingElement)element).Key;
        }
 
        public SettingElement Get(string elementKey) {
            return (SettingElement) BaseGet(elementKey); 
        } 

        public void Add(SettingElement element) { 
            BaseAdd(element);
        }

        public void Remove(SettingElement element) { 
            BaseRemove(GetElementKey(element));
        } 
 
        public void Clear() {
            BaseClear(); 
        }
    }

    public sealed class SettingElement : ConfigurationElement { 
        private static ConfigurationPropertyCollection _properties;
        private static readonly ConfigurationProperty _propName = new ConfigurationProperty("name", typeof(string),"",ConfigurationPropertyOptions.IsRequired | ConfigurationPropertyOptions.IsKey); 
        private static readonly ConfigurationProperty _propSerializeAs = new ConfigurationProperty("serializeAs", typeof(SettingsSerializeAs),SettingsSerializeAs.String,ConfigurationPropertyOptions.IsRequired); 
        private static readonly ConfigurationProperty _propValue = new ConfigurationProperty("value", typeof(SettingValueElement),null,ConfigurationPropertyOptions.IsRequired);
        private static XmlDocument doc = new XmlDocument(); 

        static SettingElement() {
            // Property initialization
            _properties = new ConfigurationPropertyCollection(); 

            _properties.Add(_propName); 
            _properties.Add(_propSerializeAs); 
            _properties.Add(_propValue);
 
        }

        public SettingElement() {
        } 

        public SettingElement(String name, SettingsSerializeAs serializeAs) : this() { 
            Name = name; 
            SerializeAs = serializeAs;
        } 

        internal string Key {
            get {
                return Name; 
            }
        } 
 
        public override bool Equals(object settings) {
            SettingElement u = settings as SettingElement; 
            return (u != null && base.Equals(settings) && Object.Equals(u.Value, Value));
        }

        public override int GetHashCode() { 
            return base.GetHashCode() ^ Value.GetHashCode();
        } 
 

        protected override ConfigurationPropertyCollection Properties { 
            get {
                return _properties;
            }
        } 

        [ConfigurationProperty("name", IsRequired = true, IsKey = true, DefaultValue = "")] 
        public string Name { 
            get {
                return (string)base[_propName]; 
            }
            set {
                base[_propName] = value;
            } 
        }
 
        [ConfigurationProperty("serializeAs", IsRequired = true, DefaultValue = SettingsSerializeAs.String)] 
        public SettingsSerializeAs SerializeAs {
            get { 
                return (SettingsSerializeAs) base[_propSerializeAs];
            }
            set {
                base[_propSerializeAs] = value; 
            }
        } 
 
        [ConfigurationProperty("value", IsRequired = true, DefaultValue = null)]
        public SettingValueElement Value { 
            get {
                return (SettingValueElement) base[_propValue];
            }
            set { 
                base[_propValue] = value;
            } 
        } 
    }
 
    public sealed class SettingValueElement : ConfigurationElement {
        private static ConfigurationPropertyCollection _properties;
        private static XmlDocument doc = new XmlDocument();
 
        private XmlNode _valueXml;
        private bool isModified = false; 
 
        protected override ConfigurationPropertyCollection Properties {
            get { 
                if (_properties == null) {
                    _properties = new ConfigurationPropertyCollection();
                }
 
                return _properties;
            } 
        } 

        public XmlNode ValueXml { 
            get {
                return _valueXml;
            }
            set { 
                _valueXml = value;
                isModified = true; 
            } 
        }
 
        protected override void DeserializeElement(XmlReader reader, bool serializeCollectionKey)
        {
            ValueXml = doc.ReadNode(reader);
        } 

        public override bool Equals(object settingValue) { 
            SettingValueElement u = settingValue as SettingValueElement; 
            return (u != null && Object.Equals(u.ValueXml, ValueXml));
        } 

        public override int GetHashCode() {
            return ValueXml.GetHashCode();
        } 

        protected override bool IsModified() { 
            return isModified; 
        }
 
        protected override void ResetModified() {
            isModified = false;
        }
 
        protected override bool SerializeToXmlElement(XmlWriter writer, string elementName) {
            if (ValueXml != null) { 
                if (writer != null) { 
                    ValueXml.WriteTo(writer);
                } 
                return true;
            }

            return false; 
        }
 
        protected override void Reset(ConfigurationElement parentElement) { 
            base.Reset(parentElement);
            ValueXml = ((SettingValueElement) parentElement).ValueXml; 
        }

        protected override void Unmerge(ConfigurationElement sourceElement, ConfigurationElement parentElement,
                                                ConfigurationSaveMode saveMode) { 
            base.Unmerge(sourceElement, parentElement, saveMode);
            ValueXml = ((SettingValueElement) sourceElement).ValueXml; 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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ClientSettingsSection.cs source code in C# .NET

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