Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / fx / src / xsp / System / Web / UI / WebControls / DataKeyArray.cs / 1 / DataKeyArray.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.Collections; using System.Security.Permissions; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class DataKeyArray : ICollection, IStateManager { private ArrayList _keys; private bool _isTracking; ////// public DataKeyArray(ArrayList keys) { this._keys = keys; } ///Initializes a new instance of the ///class. /// public int Count { get { return _keys.Count; } } ///Gets the number of objects in the collection. This property is read-only. ////// public bool IsReadOnly { get { return false; } } ///Gets the value that specifies whether items in the ///can be /// modified. This property is read-only. /// public bool IsSynchronized { get { return false; } } ///Gets a value that indicates whether the ///is /// thread-safe. This property is read-only. /// public object SyncRoot { get { return this; } } ///Gets the object used to synchronize access to the collection. This property is read-only. ////// public DataKey this[int index] { get { return _keys[index] as DataKey; } } ///Gets a ///at the specified index in the collection. This property is read-only. /// public void CopyTo(DataKey[] array, int index) { ((ICollection)this).CopyTo(array, index); } ///Copies the contents of the entire collection into an ///appending at /// the specified index of the . void ICollection.CopyTo(Array array, int index) { for (IEnumerator e = this.GetEnumerator(); e.MoveNext();) array.SetValue(e.Current, index++); } /// /// public IEnumerator GetEnumerator() { return _keys.GetEnumerator(); } #region IStateManager implementation ///Creates an enumerator for the ///used to iterate /// through the collection. bool IStateManager.IsTrackingViewState { get { return _isTracking; } } /// void IStateManager.LoadViewState(object state) { if (state != null) { object[] keysState = (object[])state; for (int i = 0; i < keysState.Length; i++) { if (keysState[i] != null) { ((IStateManager)_keys[i]).LoadViewState(keysState[i]); } } } } /// object IStateManager.SaveViewState() { int keyCount = _keys.Count; object[] keysState = new object[keyCount]; bool savedState = false; for (int i = 0; i < keyCount; i++) { keysState[i] = ((IStateManager)_keys[i]).SaveViewState(); if (keysState[i] != null) savedState = true; } return savedState ? keysState : null; } /// void IStateManager.TrackViewState() { _isTracking = true; int keyCount = _keys.Count; for (int i = 0; i < keyCount; i++) { ((IStateManager)_keys[i]).TrackViewState(); } } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- PassportAuthenticationEventArgs.cs
- AutomationPeer.cs
- DecimalAnimationBase.cs
- DataGridState.cs
- VersionedStreamOwner.cs
- EventMap.cs
- StylusPointDescription.cs
- CapabilitiesAssignment.cs
- WriteStateInfoBase.cs
- NamespaceCollection.cs
- MouseEventArgs.cs
- SolidColorBrush.cs
- _FtpDataStream.cs
- ITreeGenerator.cs
- HttpWrapper.cs
- FlowDocumentScrollViewerAutomationPeer.cs
- EnumBuilder.cs
- AtomPub10CategoriesDocumentFormatter.cs
- PersistChildrenAttribute.cs
- ConsumerConnectionPointCollection.cs
- LinkAreaEditor.cs
- TemplateApplicationHelper.cs
- AttributeCollection.cs
- AddressHeaderCollection.cs
- OperatingSystem.cs
- ColumnHeader.cs
- PreviewPageInfo.cs
- NextPreviousPagerField.cs
- TemplateManager.cs
- StaticExtensionConverter.cs
- Encoder.cs
- SecurityListenerSettingsLifetimeManager.cs
- StyleSheetDesigner.cs
- MexHttpBindingCollectionElement.cs
- JsonServiceDocumentSerializer.cs
- TCEAdapterGenerator.cs
- MetricEntry.cs
- SystemException.cs
- ObjectListGeneralPage.cs
- ConstraintCollection.cs
- DataServiceResponse.cs
- DataRecordInternal.cs
- SQLInt32.cs
- TextSpan.cs
- PolicyStatement.cs
- XsltCompileContext.cs
- BitmapEffectRenderDataResource.cs
- GridLengthConverter.cs
- Overlapped.cs
- SyndicationElementExtension.cs
- DataGridViewRowsAddedEventArgs.cs
- Rectangle.cs
- SamlSecurityTokenAuthenticator.cs
- StreamWriter.cs
- ReadWriteSpinLock.cs
- OuterGlowBitmapEffect.cs
- ExtendedProperty.cs
- WindowsListViewItemStartMenu.cs
- TextParagraphView.cs
- Utilities.cs
- CodeBinaryOperatorExpression.cs
- NonceCache.cs
- Visitor.cs
- DataConnectionHelper.cs
- EventSinkActivity.cs
- PcmConverter.cs
- RegexWriter.cs
- Image.cs
- ListViewGroupConverter.cs
- DesignerSelectionListAdapter.cs
- X509DefaultServiceCertificateElement.cs
- DataControlPagerLinkButton.cs
- TdsEnums.cs
- WindowsScrollBarBits.cs
- SystemUdpStatistics.cs
- DispatcherExceptionFilterEventArgs.cs
- ByteAnimationBase.cs
- InstanceKeyNotReadyException.cs
- Bitmap.cs
- dbenumerator.cs
- SQLCharsStorage.cs
- MessageHeaderDescription.cs
- srgsitem.cs
- XslNumber.cs
- HttpClientChannel.cs
- StrongName.cs
- autovalidator.cs
- ImageListDesigner.cs
- ExpressionBuilder.cs
- SetStoryboardSpeedRatio.cs
- SizeAnimationBase.cs
- ProtectedConfigurationSection.cs
- ProcessModelInfo.cs
- FactoryRecord.cs
- ManageRequest.cs
- DoubleConverter.cs
- GregorianCalendar.cs
- DynamicRenderer.cs
- BaseTemplateParser.cs
- HtmlInputHidden.cs