Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Framework / System / Windows / Data / DataChangedEventManager.cs / 1 / DataChangedEventManager.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: Manager for the DataChanged event in the "weak event listener" // pattern. See WeakEventTable.cs for an overview. // //--------------------------------------------------------------------------- using System; using System.Windows; // WeakEventManager namespace System.Windows.Data { ////// Manager for the DataSourceProvider.DataChanged event. /// public class DataChangedEventManager : WeakEventManager { #region Constructors // // Constructors // private DataChangedEventManager() { } #endregion Constructors #region Public Methods // // Public Methods // ////// Add a listener to the given source's event. /// public static void AddListener(DataSourceProvider source, IWeakEventListener listener) { CurrentManager.ProtectedAddListener(source, listener); } ////// Remove a listener to the given source's event. /// public static void RemoveListener(DataSourceProvider source, IWeakEventListener 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) { DataSourceProvider typedSource = (DataSourceProvider)source; typedSource.DataChanged += new EventHandler(OnDataChanged); } ////// Stop listening to the given source for the event. /// protected override void StopListening(object source) { DataSourceProvider typedSource = (DataSourceProvider)source; typedSource.DataChanged -= new EventHandler(OnDataChanged); } #endregion Protected Methods #region Private Properties // // Private Properties // // get the event manager for the current thread private static DataChangedEventManager CurrentManager { get { Type managerType = typeof(DataChangedEventManager); DataChangedEventManager manager = (DataChangedEventManager)GetCurrentManager(managerType); // at first use, create and register a new manager if (manager == null) { manager = new DataChangedEventManager(); SetCurrentManager(managerType, manager); } return manager; } } #endregion Private Properties #region Private Methods // // Private Methods // // event handler for DataChanged event private void OnDataChanged(object sender, EventArgs 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. //---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: Manager for the DataChanged event in the "weak event listener" // pattern. See WeakEventTable.cs for an overview. // //--------------------------------------------------------------------------- using System; using System.Windows; // WeakEventManager namespace System.Windows.Data { ////// Manager for the DataSourceProvider.DataChanged event. /// public class DataChangedEventManager : WeakEventManager { #region Constructors // // Constructors // private DataChangedEventManager() { } #endregion Constructors #region Public Methods // // Public Methods // ////// Add a listener to the given source's event. /// public static void AddListener(DataSourceProvider source, IWeakEventListener listener) { CurrentManager.ProtectedAddListener(source, listener); } ////// Remove a listener to the given source's event. /// public static void RemoveListener(DataSourceProvider source, IWeakEventListener 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) { DataSourceProvider typedSource = (DataSourceProvider)source; typedSource.DataChanged += new EventHandler(OnDataChanged); } ////// Stop listening to the given source for the event. /// protected override void StopListening(object source) { DataSourceProvider typedSource = (DataSourceProvider)source; typedSource.DataChanged -= new EventHandler(OnDataChanged); } #endregion Protected Methods #region Private Properties // // Private Properties // // get the event manager for the current thread private static DataChangedEventManager CurrentManager { get { Type managerType = typeof(DataChangedEventManager); DataChangedEventManager manager = (DataChangedEventManager)GetCurrentManager(managerType); // at first use, create and register a new manager if (manager == null) { manager = new DataChangedEventManager(); SetCurrentManager(managerType, manager); } return manager; } } #endregion Private Properties #region Private Methods // // Private Methods // // event handler for DataChanged event private void OnDataChanged(object sender, EventArgs 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
- SignedInfo.cs
- DataAccessException.cs
- EntityTypeEmitter.cs
- FormViewInsertEventArgs.cs
- RemotingSurrogateSelector.cs
- CodeTypeOfExpression.cs
- LocalClientSecuritySettings.cs
- ConnectionManagementSection.cs
- XmlDocument.cs
- CodeLabeledStatement.cs
- MimeWriter.cs
- SinglePhaseEnlistment.cs
- XmlSchemaParticle.cs
- CounterCreationDataCollection.cs
- SettingsPropertyWrongTypeException.cs
- SqlConnection.cs
- MulticastOption.cs
- FrameworkElementFactory.cs
- SyndicationSerializer.cs
- AdCreatedEventArgs.cs
- ConfigXmlCDataSection.cs
- QuaternionIndependentAnimationStorage.cs
- NumericUpDownAcceleration.cs
- SafeBitVector32.cs
- QilStrConcatenator.cs
- X509Extension.cs
- WorkflowMarkupSerializerMapping.cs
- SplineQuaternionKeyFrame.cs
- ContentPlaceHolderDesigner.cs
- TraceSource.cs
- CodeDirectionExpression.cs
- PreviewKeyDownEventArgs.cs
- StructuredTypeEmitter.cs
- DataGridViewCellToolTipTextNeededEventArgs.cs
- CompletionProxy.cs
- ToolStripProfessionalLowResolutionRenderer.cs
- WSHttpBinding.cs
- OracleCommand.cs
- SqlStatistics.cs
- ParallelEnumerableWrapper.cs
- Span.cs
- __TransparentProxy.cs
- CultureInfo.cs
- ThreadStaticAttribute.cs
- TextBox.cs
- PropertyNames.cs
- AcceptorSessionSymmetricTransportSecurityProtocol.cs
- dbenumerator.cs
- ColumnBinding.cs
- CheckBox.cs
- StringCollectionMarkupSerializer.cs
- BindingEntityInfo.cs
- WithStatement.cs
- XmlAttributeOverrides.cs
- DataGridViewCheckBoxColumn.cs
- RectAnimationClockResource.cs
- JavascriptCallbackBehaviorAttribute.cs
- OrCondition.cs
- OdbcConnectionOpen.cs
- EFAssociationProvider.cs
- CustomCredentialPolicy.cs
- SelectionProcessor.cs
- PolicyStatement.cs
- CodeValidator.cs
- RewritingSimplifier.cs
- TemplateInstanceAttribute.cs
- Convert.cs
- StructuredTypeEmitter.cs
- SByte.cs
- TraceContextRecord.cs
- DecoderFallbackWithFailureFlag.cs
- BamlRecords.cs
- WebPartConnectionsCloseVerb.cs
- DispatchOperationRuntime.cs
- FilteredReadOnlyMetadataCollection.cs
- CodeLabeledStatement.cs
- GeneralTransform2DTo3D.cs
- DefaultPropertyAttribute.cs
- Properties.cs
- HtmlProps.cs
- CodeBinaryOperatorExpression.cs
- EntityWithKeyStrategy.cs
- RepeaterItemEventArgs.cs
- DataGridViewCellMouseEventArgs.cs
- RectAnimation.cs
- Frame.cs
- GorillaCodec.cs
- DropShadowBitmapEffect.cs
- ReferenceEqualityComparer.cs
- LogSwitch.cs
- LicenseContext.cs
- ClientType.cs
- RecognitionEventArgs.cs
- SystemColorTracker.cs
- EditingCoordinator.cs
- RawKeyboardInputReport.cs
- ValidatorCompatibilityHelper.cs
- SmtpMail.cs
- RijndaelCryptoServiceProvider.cs
- EpmTargetTree.cs