Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Base / System / ComponentModel / CurrentChangingEventManager.cs / 1305600 / CurrentChangingEventManager.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: Manager for the CurrentChanging event in the "weak event listener" // pattern. See WeakEventTable.cs for an overview. // //--------------------------------------------------------------------------- using System; using System.ComponentModel; // ICollectionView.CurrentChanging using System.Windows; // WeakEventManager namespace System.ComponentModel { ////// Manager for the ICollectionView.CurrentChanging event. /// public class CurrentChangingEventManager : WeakEventManager { #region Constructors // // Constructors // private CurrentChangingEventManager() { } #endregion Constructors #region Public Methods // // Public Methods // ////// Add a listener to the given source's event. /// public static void AddListener(ICollectionView source, IWeakEventListener listener) { if (source == null) throw new ArgumentNullException("source"); if (listener == null) throw new ArgumentNullException("listener"); CurrentManager.ProtectedAddListener(source, listener); } ////// Remove a listener to the given source's event. /// public static void RemoveListener(ICollectionView source, IWeakEventListener listener) { /* for app-compat, allow RemoveListener(null, x) - it's a no-op (see Dev10 796788) if (source == null) throw new ArgumentNullException("source"); */ if (listener == null) throw new ArgumentNullException("listener"); CurrentManager.ProtectedRemoveListener(source, listener); } #endregion Public Methods #region Protected Methods // // Protected Methods // ////// Listen to the given source for the event. /// protected override void StartListening(object source) { ICollectionView typedSource = (ICollectionView)source; typedSource.CurrentChanging += new CurrentChangingEventHandler(OnCurrentChanging); } ////// Stop listening to the given source for the event. /// protected override void StopListening(object source) { ICollectionView typedSource = (ICollectionView)source; typedSource.CurrentChanging -= new CurrentChangingEventHandler(OnCurrentChanging); } #endregion Protected Methods #region Private Properties // // Private Properties // // get the event manager for the current thread private static CurrentChangingEventManager CurrentManager { get { Type managerType = typeof(CurrentChangingEventManager); CurrentChangingEventManager manager = (CurrentChangingEventManager)GetCurrentManager(managerType); // at first use, create and register a new manager if (manager == null) { manager = new CurrentChangingEventManager(); SetCurrentManager(managerType, manager); } return manager; } } #endregion Private Properties #region Private Methods // // Private Methods // // event handler for CurrentChanging event private void OnCurrentChanging(object sender, CurrentChangingEventArgs args) { DeliverEvent(sender, args); } #endregion Private Methods } } // 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
- RequestCachePolicyConverter.cs
- CRYPTPROTECT_PROMPTSTRUCT.cs
- ArrayWithOffset.cs
- SqlDependencyUtils.cs
- StoreItemCollection.cs
- HelpFileFileNameEditor.cs
- HttpProfileBase.cs
- Part.cs
- QueryResponse.cs
- NameTable.cs
- TreeViewHitTestInfo.cs
- FilterException.cs
- LocalizationComments.cs
- RichTextBoxContextMenu.cs
- UiaCoreTypesApi.cs
- DetailsViewModeEventArgs.cs
- OrderByBuilder.cs
- EncoderExceptionFallback.cs
- MemberCollection.cs
- GlobalizationSection.cs
- DeobfuscatingStream.cs
- Int32AnimationUsingKeyFrames.cs
- PropertyMap.cs
- QilNode.cs
- Calendar.cs
- WebDescriptionAttribute.cs
- Schema.cs
- ValidationErrorCollection.cs
- HostingPreferredMapPath.cs
- EditingCommands.cs
- PageThemeBuildProvider.cs
- TreeWalkHelper.cs
- DataGrid.cs
- PartBasedPackageProperties.cs
- MailSettingsSection.cs
- ObjectContextServiceProvider.cs
- ItemsControlAutomationPeer.cs
- TextEditorLists.cs
- DataGridCellEditEndingEventArgs.cs
- RewritingPass.cs
- ExtendedPropertyDescriptor.cs
- ObjectAnimationUsingKeyFrames.cs
- OleTxTransaction.cs
- initElementDictionary.cs
- DiscoveryViaBehavior.cs
- DataSourceXmlSubItemAttribute.cs
- EdgeProfileValidation.cs
- ZipIOZip64EndOfCentralDirectoryLocatorBlock.cs
- FontWeights.cs
- SerializationEventsCache.cs
- ClientRuntimeConfig.cs
- TreeViewHitTestInfo.cs
- SetterBaseCollection.cs
- ProxyRpc.cs
- TemplatedMailWebEventProvider.cs
- SafeRightsManagementSessionHandle.cs
- ImageCodecInfoPrivate.cs
- documentsequencetextview.cs
- MergeFilterQuery.cs
- ConfigurationLockCollection.cs
- Exceptions.cs
- MergeLocalizationDirectives.cs
- Rijndael.cs
- _SpnDictionary.cs
- RC2CryptoServiceProvider.cs
- Int64Converter.cs
- TraceHandler.cs
- ResourcesGenerator.cs
- TypeListConverter.cs
- RequestCachePolicy.cs
- ModelUIElement3D.cs
- XPathDocumentIterator.cs
- TrailingSpaceComparer.cs
- FrameDimension.cs
- WebPartEditVerb.cs
- ExpressionEvaluator.cs
- SlipBehavior.cs
- TextServicesProperty.cs
- TypeSystemProvider.cs
- MappingItemCollection.cs
- ArrangedElementCollection.cs
- ContentType.cs
- TextureBrush.cs
- MediaCommands.cs
- FreeFormDragDropManager.cs
- BCLDebug.cs
- CreateRefExpr.cs
- BufferedGraphicsContext.cs
- InitializerFacet.cs
- Paragraph.cs
- GACMembershipCondition.cs
- Stopwatch.cs
- HMACSHA1.cs
- MSAAEventDispatcher.cs
- Journaling.cs
- MeshGeometry3D.cs
- PresentationTraceSources.cs
- EntityException.cs
- UserControlDocumentDesigner.cs
- precedingsibling.cs