Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / 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 } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- X509RawDataKeyIdentifierClause.cs
- MbpInfo.cs
- ErrorHandler.cs
- HtmlString.cs
- InvalidEnumArgumentException.cs
- StringValueConverter.cs
- FileUtil.cs
- EpmHelper.cs
- HandledMouseEvent.cs
- RSAProtectedConfigurationProvider.cs
- ExpressionBinding.cs
- PropertyRef.cs
- GridViewRow.cs
- PhysicalFontFamily.cs
- PolygonHotSpot.cs
- ResXDataNode.cs
- DebugView.cs
- IOException.cs
- sqlinternaltransaction.cs
- XmlWriterTraceListener.cs
- ImageIndexConverter.cs
- List.cs
- EventListener.cs
- MenuItemStyleCollection.cs
- GeneralTransformCollection.cs
- DateRangeEvent.cs
- SiteMapNodeCollection.cs
- wgx_render.cs
- DataServicePagingProviderWrapper.cs
- SqlBinder.cs
- ObjectListFieldCollection.cs
- X509ClientCertificateCredentialsElement.cs
- BindingCollection.cs
- WebPartDisplayModeCancelEventArgs.cs
- PenThreadWorker.cs
- BmpBitmapDecoder.cs
- FlowDecisionDesigner.xaml.cs
- InheritanceService.cs
- SqlClientMetaDataCollectionNames.cs
- precedingsibling.cs
- arc.cs
- COM2PictureConverter.cs
- DmlSqlGenerator.cs
- TemplateKeyConverter.cs
- OleDbException.cs
- StaticExtension.cs
- DataGridRow.cs
- DataViewManagerListItemTypeDescriptor.cs
- xmlfixedPageInfo.cs
- DataListCommandEventArgs.cs
- TraceHandler.cs
- ApplicationFileCodeDomTreeGenerator.cs
- WMIGenerator.cs
- ComboBoxRenderer.cs
- TagNameToTypeMapper.cs
- ChangeConflicts.cs
- SafeRightsManagementHandle.cs
- EntityModelSchemaGenerator.cs
- DetailsViewRowCollection.cs
- BaseAppDomainProtocolHandler.cs
- UiaCoreTypesApi.cs
- WebPartDesigner.cs
- OleServicesContext.cs
- XPathMessageFilterElement.cs
- ComponentEditorPage.cs
- MissingMemberException.cs
- CapabilitiesPattern.cs
- _AcceptOverlappedAsyncResult.cs
- ObjectDataSourceEventArgs.cs
- WinEventTracker.cs
- PrimitiveSchema.cs
- Int32CollectionValueSerializer.cs
- DataGridState.cs
- XmlSchemaInfo.cs
- WorkflowServiceHost.cs
- Selector.cs
- URLMembershipCondition.cs
- DesignTimeVisibleAttribute.cs
- PathHelper.cs
- CssStyleCollection.cs
- FrameworkContentElement.cs
- Menu.cs
- ObjectContextServiceProvider.cs
- ImageFormat.cs
- ParameterCollection.cs
- FileDialog_Vista.cs
- DBConcurrencyException.cs
- PinnedBufferMemoryStream.cs
- TableLayoutPanelCellPosition.cs
- CodeBlockBuilder.cs
- FixedSchema.cs
- DirectoryInfo.cs
- WebPartZoneBase.cs
- CheckPair.cs
- RelatedImageListAttribute.cs
- AuthenticationModuleElementCollection.cs
- AddInStore.cs
- FixedSOMContainer.cs
- Wrapper.cs
- HealthMonitoringSection.cs