Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / 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. // //----------------------------------------------------------------------------- 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.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- XsdValidatingReader.cs
- MethodCallTranslator.cs
- CorrelationManager.cs
- TransformerConfigurationWizardBase.cs
- UnionExpr.cs
- InputGestureCollection.cs
- ComponentEvent.cs
- EmptyQuery.cs
- Constants.cs
- ConfigXmlComment.cs
- IdentityNotMappedException.cs
- QuaternionAnimation.cs
- MethodRental.cs
- WindowsToolbar.cs
- DataSvcMapFileSerializer.cs
- Opcode.cs
- WebPartMovingEventArgs.cs
- ComponentChangingEvent.cs
- ReferencedCollectionType.cs
- PeerPresenceInfo.cs
- HttpHandlerActionCollection.cs
- RotateTransform.cs
- ValueOfAction.cs
- Stack.cs
- HttpWebRequest.cs
- Parser.cs
- RectangleGeometry.cs
- PointAnimationUsingPath.cs
- NativeActivityContext.cs
- dsa.cs
- TabletCollection.cs
- XmlObjectSerializerWriteContextComplex.cs
- XmlQueryRuntime.cs
- BinHexDecoder.cs
- ComplexTypeEmitter.cs
- MasterPageBuildProvider.cs
- KeyboardNavigation.cs
- EntityModelBuildProvider.cs
- ParserExtension.cs
- RectKeyFrameCollection.cs
- Validator.cs
- ServiceMemoryGates.cs
- StorageConditionPropertyMapping.cs
- Permission.cs
- CssTextWriter.cs
- path.cs
- ReachPageContentSerializer.cs
- XpsInterleavingPolicy.cs
- PersianCalendar.cs
- TokenBasedSetEnumerator.cs
- NGCUIElementCollectionSerializerAsync.cs
- HandlerElementCollection.cs
- XPathAncestorIterator.cs
- ColumnResizeAdorner.cs
- EntityDataSourceWrapper.cs
- ZeroOpNode.cs
- ResXBuildProvider.cs
- StorageComplexPropertyMapping.cs
- BinaryUtilClasses.cs
- ToolStripArrowRenderEventArgs.cs
- WsdlBuildProvider.cs
- StylusPointCollection.cs
- ToolboxItemCollection.cs
- UnsignedPublishLicense.cs
- ComplexBindingPropertiesAttribute.cs
- ReadOnlyDictionary.cs
- XmlStringTable.cs
- AdCreatedEventArgs.cs
- MatrixAnimationBase.cs
- HttpApplicationFactory.cs
- TextDecoration.cs
- MessageQueueEnumerator.cs
- UnionCqlBlock.cs
- ModifierKeysValueSerializer.cs
- TripleDESCryptoServiceProvider.cs
- XPathNodeHelper.cs
- IndependentAnimationStorage.cs
- ComponentDispatcherThread.cs
- ArgumentValue.cs
- FormsAuthentication.cs
- MetadataArtifactLoaderResource.cs
- CustomError.cs
- DataGridViewRowCancelEventArgs.cs
- ContentType.cs
- dbdatarecord.cs
- XmlAttributeCache.cs
- ColorConvertedBitmap.cs
- WeakEventTable.cs
- SqlCommandBuilder.cs
- NonBatchDirectoryCompiler.cs
- TextDecorationCollection.cs
- DataGridViewCellLinkedList.cs
- ButtonBaseAdapter.cs
- OracleBFile.cs
- Model3DCollection.cs
- DataViewSetting.cs
- BufferModeSettings.cs
- GradientBrush.cs
- NativeCompoundFileAPIs.cs
- MethodToken.cs