Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Core / CSharp / MS / Internal / Automation / ToggleProviderWrapper.cs / 1 / ToggleProviderWrapper.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Toggle pattern provider wrapper for WCP // // History: // 02/04/2004 : MKarr wrote // //--------------------------------------------------------------------------- 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/WCP Wrapper class: Implements that UIAutomation I...Provider // interface, and calls through to a WCP 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 ToggleProviderWrapper: MarshalByRefObject, IToggleProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private ToggleProviderWrapper( AutomationPeer peer, IToggleProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IValueProvider // //----------------------------------------------------- #region Interface IToggleProvider public void Toggle( ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( ToggleInternal ), null ); } public ToggleState ToggleState { get { return (ToggleState) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetToggleState ), null ); } } #endregion Interface IToggleProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new ToggleProviderWrapper( peer, (IToggleProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object ToggleInternal( object unused ) { _iface.Toggle(); return null; } private object GetToggleState( object unused ) { return _iface.ToggleState; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IToggleProvider _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: Toggle pattern provider wrapper for WCP // // History: // 02/04/2004 : MKarr wrote // //--------------------------------------------------------------------------- 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/WCP Wrapper class: Implements that UIAutomation I...Provider // interface, and calls through to a WCP 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 ToggleProviderWrapper: MarshalByRefObject, IToggleProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private ToggleProviderWrapper( AutomationPeer peer, IToggleProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IValueProvider // //----------------------------------------------------- #region Interface IToggleProvider public void Toggle( ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( ToggleInternal ), null ); } public ToggleState ToggleState { get { return (ToggleState) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetToggleState ), null ); } } #endregion Interface IToggleProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new ToggleProviderWrapper( peer, (IToggleProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object ToggleInternal( object unused ) { _iface.Toggle(); return null; } private object GetToggleState( object unused ) { return _iface.ToggleState; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IToggleProvider _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
- CardSpacePolicyElement.cs
- Attributes.cs
- DependencyPropertyHelper.cs
- RoleManagerModule.cs
- WebPartPersonalization.cs
- CompressStream.cs
- GridViewRowCollection.cs
- ExceptionRoutedEventArgs.cs
- InnerItemCollectionView.cs
- AssociationSet.cs
- DataSetUtil.cs
- ViewBox.cs
- SuppressMessageAttribute.cs
- MenuItemStyle.cs
- HttpConfigurationSystem.cs
- DataGridViewColumnTypePicker.cs
- SessionStateContainer.cs
- HttpGetClientProtocol.cs
- QuaternionAnimation.cs
- ArraySet.cs
- SerializationException.cs
- SafeIUnknown.cs
- MessageAction.cs
- SiteMapNodeItemEventArgs.cs
- PrintPreviewControl.cs
- XmlSchemaComplexType.cs
- DragDrop.cs
- ToggleProviderWrapper.cs
- Substitution.cs
- BaseHashHelper.cs
- TemplateControl.cs
- ArrayElementGridEntry.cs
- TabPage.cs
- Lease.cs
- DateTimeConverter.cs
- DocumentPageViewAutomationPeer.cs
- CompatibleIComparer.cs
- EntityTypeBase.cs
- SvcMapFileLoader.cs
- DataGridViewCellCollection.cs
- IndexedEnumerable.cs
- Int32Animation.cs
- VerificationAttribute.cs
- LoginDesigner.cs
- DataGridColumnsPage.cs
- GeneralTransformGroup.cs
- WSSecurityOneDotOneReceiveSecurityHeader.cs
- EditorZoneBase.cs
- OpCopier.cs
- OperatingSystemVersionCheck.cs
- DataServiceException.cs
- CollectionEditor.cs
- SystemTcpConnection.cs
- Win32Native.cs
- TemplateApplicationHelper.cs
- ListView.cs
- GacUtil.cs
- BindingWorker.cs
- PeerDuplexChannel.cs
- AssociationType.cs
- dsa.cs
- Cursor.cs
- SingleAnimationUsingKeyFrames.cs
- ClientData.cs
- MetaModel.cs
- InstanceOwner.cs
- _ReceiveMessageOverlappedAsyncResult.cs
- AnnotationHelper.cs
- ConfigXmlSignificantWhitespace.cs
- Int32Rect.cs
- MembershipValidatePasswordEventArgs.cs
- CompositeCollectionView.cs
- WebPartConnectionsDisconnectVerb.cs
- GregorianCalendarHelper.cs
- ZipIOBlockManager.cs
- PingOptions.cs
- PropertyPathConverter.cs
- RijndaelManagedTransform.cs
- SQLStringStorage.cs
- AppDomainFactory.cs
- AsyncOperationManager.cs
- ToolStripSplitStackLayout.cs
- XNodeNavigator.cs
- DocumentsTrace.cs
- ObservableCollection.cs
- TdsParameterSetter.cs
- DataGridViewRowStateChangedEventArgs.cs
- DocumentStatusResources.cs
- SystemKeyConverter.cs
- DataGridTextBoxColumn.cs
- ExtendedPropertyDescriptor.cs
- UniformGrid.cs
- TreeBuilderBamlTranslator.cs
- Conditional.cs
- RowType.cs
- WindowsPrincipal.cs
- EntityDataSourceDataSelection.cs
- DataServiceHostFactory.cs
- ExpressionNode.cs
- XmlnsDictionary.cs