Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / MS / Internal / Automation / VirtualizedItemProviderWrapper.cs / 1305600 / VirtualizedItemProviderWrapper.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Virtualized Item pattern provider wrapper for WPF // // History: // 10/22/2008 : [....] - created // //--------------------------------------------------------------------------- using System; using System.Windows.Threading; using System.Windows.Media; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Automation.Peers; namespace MS.Internal.Automation { // Automation/WPF Wrapper class: Implements that UIAutomation I...Provider // interface, and calls through to a WPF AutomationPeer which implements the corresponding // I...Provider inteface. Marshalls the call from the RPC thread onto the // target AutomationPeer's context. // // Class has two major parts to it: // * Implementation of the I...Provider, which uses Dispatcher.Invoke // to call a private method (lives in second half of the class) via a delegate, // if necessary, packages any params into an object param. Return type of Invoke // must be cast from object to appropriate type. // * private methods - one for each interface entry point - which get called back // on the right context. These call through to the peer that's actually // implenting the I...Provider version of the interface. internal class VirtualizedItemProviderWrapper : MarshalByRefObject, IVirtualizedItemProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private VirtualizedItemProviderWrapper(AutomationPeer peer, IVirtualizedItemProvider iface) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IVirtualizedItemProvider // //----------------------------------------------------- #region Interface IVirtualizedItemProvider public void Realize() { ElementUtil.Invoke(_peer, new DispatcherOperationCallback(Realize), null); } #endregion Interface IVirtualizedItemProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap(AutomationPeer peer, object iface) { return new VirtualizedItemProviderWrapper(peer, (IVirtualizedItemProvider)iface); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object Realize(object unused) { _iface.Realize(); return null; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IVirtualizedItemProvider _iface; #endregion Private Fields } } // 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: Virtualized Item pattern provider wrapper for WPF // // History: // 10/22/2008 : [....] - created // //--------------------------------------------------------------------------- using System; using System.Windows.Threading; using System.Windows.Media; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Automation.Peers; namespace MS.Internal.Automation { // Automation/WPF Wrapper class: Implements that UIAutomation I...Provider // interface, and calls through to a WPF AutomationPeer which implements the corresponding // I...Provider inteface. Marshalls the call from the RPC thread onto the // target AutomationPeer's context. // // Class has two major parts to it: // * Implementation of the I...Provider, which uses Dispatcher.Invoke // to call a private method (lives in second half of the class) via a delegate, // if necessary, packages any params into an object param. Return type of Invoke // must be cast from object to appropriate type. // * private methods - one for each interface entry point - which get called back // on the right context. These call through to the peer that's actually // implenting the I...Provider version of the interface. internal class VirtualizedItemProviderWrapper : MarshalByRefObject, IVirtualizedItemProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private VirtualizedItemProviderWrapper(AutomationPeer peer, IVirtualizedItemProvider iface) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IVirtualizedItemProvider // //----------------------------------------------------- #region Interface IVirtualizedItemProvider public void Realize() { ElementUtil.Invoke(_peer, new DispatcherOperationCallback(Realize), null); } #endregion Interface IVirtualizedItemProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap(AutomationPeer peer, object iface) { return new VirtualizedItemProviderWrapper(peer, (IVirtualizedItemProvider)iface); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object Realize(object unused) { _iface.Realize(); return null; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IVirtualizedItemProvider _iface; #endregion Private Fields } } // 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
- MimeMultiPart.cs
- OdbcUtils.cs
- XmlArrayAttribute.cs
- ScriptingScriptResourceHandlerSection.cs
- FontUnit.cs
- ParamArrayAttribute.cs
- PropertyMappingExceptionEventArgs.cs
- ReadOnlyHierarchicalDataSource.cs
- ScriptManager.cs
- LinkButton.cs
- ForAllOperator.cs
- DeclarativeCatalogPartDesigner.cs
- GatewayIPAddressInformationCollection.cs
- SqlGenerator.cs
- SelectedDatesCollection.cs
- OracleInternalConnection.cs
- DictionaryContent.cs
- Nullable.cs
- _IPv6Address.cs
- FormViewPagerRow.cs
- ThreadStateException.cs
- WebConfigurationFileMap.cs
- XmlParser.cs
- TextServicesManager.cs
- TextInfo.cs
- Floater.cs
- MethodToken.cs
- EventRouteFactory.cs
- FormViewInsertedEventArgs.cs
- SafeRightsManagementQueryHandle.cs
- ResourceExpressionBuilder.cs
- CrossAppDomainChannel.cs
- Native.cs
- IdentityManager.cs
- Overlapped.cs
- XPathNodePointer.cs
- MailMessage.cs
- ViewKeyConstraint.cs
- XmlSchemaObject.cs
- EventLogHandle.cs
- CacheRequest.cs
- TextBlockAutomationPeer.cs
- EntityCommandExecutionException.cs
- ValueUtilsSmi.cs
- StatusBarItem.cs
- _WinHttpWebProxyDataBuilder.cs
- MultipleViewPattern.cs
- DigitalSignature.cs
- IndexerNameAttribute.cs
- TokenBasedSet.cs
- SecurityDocument.cs
- PcmConverter.cs
- Control.cs
- TextServicesCompartment.cs
- OdbcConnectionOpen.cs
- ExpressionBindingsDialog.cs
- ISAPIWorkerRequest.cs
- HtmlInputSubmit.cs
- DataSysAttribute.cs
- InheritanceContextChangedEventManager.cs
- Permission.cs
- ScriptingJsonSerializationSection.cs
- Rss20FeedFormatter.cs
- RubberbandSelector.cs
- _IPv6Address.cs
- ColorComboBox.cs
- Decorator.cs
- DirectoryInfo.cs
- WebReference.cs
- PersonalizationProviderCollection.cs
- DataGridViewControlCollection.cs
- GroupByExpressionRewriter.cs
- AsyncWaitHandle.cs
- ImplicitInputBrush.cs
- contentDescriptor.cs
- AsymmetricKeyExchangeFormatter.cs
- SharedPersonalizationStateInfo.cs
- DataGridViewRow.cs
- WebPartConnection.cs
- Style.cs
- SafeFreeMibTable.cs
- XsltCompileContext.cs
- EmptyEnumerator.cs
- NodeInfo.cs
- ProjectionPruner.cs
- EventDescriptorCollection.cs
- UIElementParaClient.cs
- DataGridViewMethods.cs
- SHA384.cs
- CompilerScopeManager.cs
- PhysicalOps.cs
- ApplicationServicesHostFactory.cs
- OutputCacheSection.cs
- ZipIOZip64EndOfCentralDirectoryBlock.cs
- MemoryMappedViewStream.cs
- GridPattern.cs
- TextSpanModifier.cs
- MachineKeySection.cs
- Profiler.cs
- DataRow.cs