Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Sys / System / Configuration / SettingsPropertyValueCollection.cs / 1 / SettingsPropertyValueCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Configuration { using System.Collections; using System.Collections.Specialized; using System.Runtime.Serialization; using System.Configuration.Provider; using System.Globalization; using System.IO; using System.Runtime.Serialization.Formatters.Binary; using System.Xml.Serialization; using System.ComponentModel; using System.Security.Permissions; using System.Reflection; ////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////// public class SettingsPropertyValueCollection : IEnumerable, ICloneable, ICollection { private Hashtable _Indices = null; private ArrayList _Values = null; private bool _ReadOnly = false; //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public SettingsPropertyValueCollection() { _Indices = new Hashtable(10, CaseInsensitiveHashCodeProvider.Default, CaseInsensitiveComparer.Default); _Values = new ArrayList(); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void Add(SettingsPropertyValue property) { if (_ReadOnly) throw new NotSupportedException(); int pos = _Values.Add(property); try { _Indices.Add(property.Name, pos); } catch (Exception) { _Values.RemoveAt(pos); throw; } } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void Remove(string name) { if (_ReadOnly) throw new NotSupportedException(); object pos = _Indices[name]; if (pos == null || !(pos is int)) return; int ipos = (int)pos; if (ipos >= _Values.Count) return; _Values.RemoveAt(ipos); _Indices.Remove(name); ArrayList al = new ArrayList(); foreach (DictionaryEntry de in _Indices) if ((int)de.Value > ipos) al.Add(de.Key); foreach (string key in al) _Indices[key] = ((int)_Indices[key]) - 1; } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public SettingsPropertyValue this[string name] { get { object pos = _Indices[name]; if (pos == null || !(pos is int)) return null; int ipos = (int)pos; if (ipos >= _Values.Count) return null; return (SettingsPropertyValue)_Values[ipos]; } } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public IEnumerator GetEnumerator() { return _Values.GetEnumerator(); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public object Clone() { return new SettingsPropertyValueCollection(_Indices, _Values); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void SetReadOnly() { if (_ReadOnly) return; _ReadOnly = true; _Values = ArrayList.ReadOnly(_Values); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void Clear() { _Values.Clear(); _Indices.Clear(); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// // ICollection interface public int Count { get { return _Values.Count; } } public bool IsSynchronized { get { return false; } } public object SyncRoot { get { return this; } } public void CopyTo(Array array, int index) { _Values.CopyTo(array, index); } ///////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////// private SettingsPropertyValueCollection(Hashtable indices, ArrayList values) { _Indices = (Hashtable)indices.Clone(); _Values = (ArrayList)values.Clone(); } } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- Duration.cs
- XmlDictionaryReaderQuotas.cs
- FileLevelControlBuilderAttribute.cs
- CommandField.cs
- FileSystemInfo.cs
- MultiViewDesigner.cs
- SByte.cs
- AppDomainCompilerProxy.cs
- HScrollProperties.cs
- dbdatarecord.cs
- PartialList.cs
- validation.cs
- BaseProcessor.cs
- DataBindingCollection.cs
- ApplicationServiceManager.cs
- SiteMapNodeCollection.cs
- ValueExpressions.cs
- ImageDrawing.cs
- AdCreatedEventArgs.cs
- AssemblyBuilder.cs
- TdsValueSetter.cs
- XmlCollation.cs
- GreenMethods.cs
- EntityDataSourceValidationException.cs
- Quad.cs
- TemplateBindingExpressionConverter.cs
- SamlAuthorizationDecisionClaimResource.cs
- FocusChangedEventArgs.cs
- MappedMetaModel.cs
- Parser.cs
- NonParentingControl.cs
- CompilerTypeWithParams.cs
- AmbiguousMatchException.cs
- StoreContentChangedEventArgs.cs
- HtmlTitle.cs
- TreeNodeCollection.cs
- ListViewGroupConverter.cs
- QilParameter.cs
- SoapRpcServiceAttribute.cs
- WorkflowControlEndpoint.cs
- HttpConfigurationContext.cs
- DesignerLoader.cs
- ModuleBuilderData.cs
- SignatureDescription.cs
- ListChunk.cs
- SqlBulkCopy.cs
- ElementMarkupObject.cs
- ListViewTableCell.cs
- SafeNativeMethodsOther.cs
- BuildDependencySet.cs
- CollectionViewGroupRoot.cs
- SourceFileInfo.cs
- Vector3DCollectionValueSerializer.cs
- SessionMode.cs
- Variable.cs
- SynchronizedInputProviderWrapper.cs
- XmlSchemaCompilationSettings.cs
- SafeUserTokenHandle.cs
- TypeContext.cs
- AndCondition.cs
- ObjectPersistData.cs
- TextDecoration.cs
- DesignTimeResourceProviderFactoryAttribute.cs
- TabItemAutomationPeer.cs
- BinaryFormatterSinks.cs
- DataErrorValidationRule.cs
- ClientProxyGenerator.cs
- BaseCodePageEncoding.cs
- ArglessEventHandlerProxy.cs
- FontSource.cs
- DuplexChannelFactory.cs
- InternalTypeHelper.cs
- MethodRental.cs
- TextServicesManager.cs
- ClientBuildManagerCallback.cs
- BinarySerializer.cs
- WindowsFormsSynchronizationContext.cs
- SelectedDatesCollection.cs
- ConnectionPoint.cs
- basevalidator.cs
- PathSegmentCollection.cs
- DeadCharTextComposition.cs
- AttributeParameterInfo.cs
- RectAnimationBase.cs
- ExpressionEvaluator.cs
- RC2CryptoServiceProvider.cs
- FloaterBaseParagraph.cs
- SqlProfileProvider.cs
- Fault.cs
- ContentOperations.cs
- TypeExtension.cs
- MeshGeometry3D.cs
- WeakReferenceList.cs
- ToolStripMenuItem.cs
- TextProperties.cs
- SharedStream.cs
- ByeOperation11AsyncResult.cs
- GPRECTF.cs
- DataSourceUtil.cs
- _ListenerRequestStream.cs