Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Configuration / ProfileGroupSettingsCollection.cs / 3 / ProfileGroupSettingsCollection.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.Web.Util; using System.Security.Permissions; [ConfigurationCollection(typeof(ProfileGroupSettings), AddItemName = "group")] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class ProfileGroupSettingsCollection : ConfigurationElementCollection { private static ConfigurationPropertyCollection _properties; private bool bModified = false; static ProfileGroupSettingsCollection() { _properties = new ConfigurationPropertyCollection(); } public ProfileGroupSettingsCollection() { AddElementName = "group"; ClearElementName = String.Empty; // This collection does not support Clear tags EmitClear = false; } protected override ConfigurationPropertyCollection Properties { get { return _properties; } } // public properties public String[] AllKeys { get { return StringUtil.ObjectArrayToStringArray(BaseGetAllKeys()); } } public new ProfileGroupSettings this[string name] { get { return (ProfileGroupSettings)BaseGet(name); } } public ProfileGroupSettings this[int index] { get { return (ProfileGroupSettings)BaseGet(index); } set { if (BaseGet(index) != null) { BaseRemoveAt(index); } BaseAdd(index, value); } } internal void AddOrReplace(ProfileGroupSettings groupSettings) { BaseAdd(groupSettings, false); } // Protected Overrides protected override ConfigurationElement CreateNewElement() { return new ProfileGroupSettings(); } protected override Object GetElementKey(ConfigurationElement element) { return ((ProfileGroupSettings)element).Name; } // Internal access to ConfigurationElement methods internal bool InternalIsModified() { return IsModified(); } internal void InternalResetModified() { ResetModified(); } internal void InternalReset(ConfigurationElement parentElement) { Reset(parentElement); } internal void InternalUnMerge(ConfigurationElement sourceElement, ConfigurationElement parentElement, ConfigurationSaveMode saveMode) { // This requires a special unmerge because it should not act like an element in a collection // which is the default behavior Unmerge(sourceElement, parentElement, saveMode); // Base merge to get locks merged BaseClear(); // don't use the merged data however ProfileGroupSettingsCollection source = sourceElement as ProfileGroupSettingsCollection; ProfileGroupSettingsCollection parent = parentElement as ProfileGroupSettingsCollection; // foreach group in the source we should unmerge the individual settings. foreach (ProfileGroupSettings settings in source) { ProfileGroupSettings settingsFromParent = parent.Get(settings.Name); ProfileGroupSettings deltaSettings = new ProfileGroupSettings(); deltaSettings.InternalUnmerge(settings, settingsFromParent, saveMode); BaseAdd(deltaSettings); } } internal bool InternalSerialize(XmlWriter writer, bool serializeCollectionKey) { if (EmitClear == true) { throw new ConfigurationErrorsException(SR.GetString(SR.Clear_not_valid)); } return SerializeElement(writer, serializeCollectionKey); } // public methods public void Add(ProfileGroupSettings group) { BaseAdd(group); } public ProfileGroupSettings Get(int index) { return (ProfileGroupSettings)BaseGet(index); } public ProfileGroupSettings Get(string name) { return (ProfileGroupSettings)BaseGet(name); } public String GetKey(int index) { return (String) BaseGetKey(index); } public void Set(ProfileGroupSettings group) { BaseAdd(group, false); } public int IndexOf(ProfileGroupSettings group) { return BaseIndexOf(group); } public void Remove(string name) { ConfigurationElement elem = BaseGet(name); if (elem != null) { ElementInformation elemInfo = elem.ElementInformation; if (elemInfo.IsPresent) { BaseRemove(name); } else { throw new ConfigurationErrorsException(SR.GetString(SR.Config_base_cannot_remove_inherited_items)); } } } public void RemoveAt(int index) { ConfigurationElement elem = BaseGet(index); if (elem != null) { ElementInformation elemInfo = elem.ElementInformation; if (elemInfo.IsPresent) { BaseRemoveAt(index); } else { throw new ConfigurationErrorsException(SR.GetString(SR.Config_base_cannot_remove_inherited_items)); } } } public void Clear() { int index = Count-1; bModified = true; for (int i = index; i >= 0; i--) { ConfigurationElement elem = BaseGet(i); if (elem != null) { ElementInformation elemInfo = elem.ElementInformation; if (elemInfo.IsPresent) { BaseRemoveAt(i); } } } } protected override void ResetModified() { bModified = false; base.ResetModified(); } protected override bool IsModified() { if (bModified == true) { return true; } return base.IsModified(); } } }
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