Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / MS / Internal / Automation / SelectionProviderWrapper.cs / 1305600 / SelectionProviderWrapper.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Selection pattern provider wrapper for WCP // // History: // 07/21/2003 : BrendanM Ported to WCP // //--------------------------------------------------------------------------- using System; using System.Windows.Threading; using System.Windows.Media; using System.Collections; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Automation.Peers; using System.ComponentModel; 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 SelectionProviderWrapper: MarshalByRefObject, ISelectionProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private SelectionProviderWrapper( AutomationPeer peer, ISelectionProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface ISelectionProvider // //----------------------------------------------------- #region Interface ISelectionProvider public IRawElementProviderSimple [] GetSelection() { return (IRawElementProviderSimple []) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetSelection ), null ); } public bool CanSelectMultiple { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetCanSelectMultiple ), null ); } } public bool IsSelectionRequired { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetIsSelectionRequired ), null ); } } #endregion Interface ISelectionProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new SelectionProviderWrapper( peer, (ISelectionProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object GetSelection( object unused ) { return _iface.GetSelection(); } private object GetCanSelectMultiple( object unused ) { return _iface.CanSelectMultiple; } private object GetIsSelectionRequired( object unused ) { return _iface.IsSelectionRequired; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private ISelectionProvider _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: Selection pattern provider wrapper for WCP // // History: // 07/21/2003 : BrendanM Ported to WCP // //--------------------------------------------------------------------------- using System; using System.Windows.Threading; using System.Windows.Media; using System.Collections; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Automation.Peers; using System.ComponentModel; 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 SelectionProviderWrapper: MarshalByRefObject, ISelectionProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private SelectionProviderWrapper( AutomationPeer peer, ISelectionProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface ISelectionProvider // //----------------------------------------------------- #region Interface ISelectionProvider public IRawElementProviderSimple [] GetSelection() { return (IRawElementProviderSimple []) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetSelection ), null ); } public bool CanSelectMultiple { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetCanSelectMultiple ), null ); } } public bool IsSelectionRequired { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetIsSelectionRequired ), null ); } } #endregion Interface ISelectionProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new SelectionProviderWrapper( peer, (ISelectionProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object GetSelection( object unused ) { return _iface.GetSelection(); } private object GetCanSelectMultiple( object unused ) { return _iface.CanSelectMultiple; } private object GetIsSelectionRequired( object unused ) { return _iface.IsSelectionRequired; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private ISelectionProvider _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
- Point3DIndependentAnimationStorage.cs
- Preprocessor.cs
- DesignConnection.cs
- ISO2022Encoding.cs
- KeyValuePair.cs
- IIS7WorkerRequest.cs
- CoTaskMemHandle.cs
- oledbconnectionstring.cs
- PointLight.cs
- SourceElementsCollection.cs
- ParseHttpDate.cs
- CompilationSection.cs
- EraserBehavior.cs
- FixedSOMImage.cs
- AnimationException.cs
- LineVisual.cs
- XmlNamespaceMapping.cs
- EventSetter.cs
- Vector3DAnimationUsingKeyFrames.cs
- PropagatorResult.cs
- ZoneIdentityPermission.cs
- BindingListCollectionView.cs
- Expression.cs
- PeerCustomResolverBindingElement.cs
- COM2ComponentEditor.cs
- ReflectionUtil.cs
- MailSettingsSection.cs
- RegularExpressionValidator.cs
- UniqueEventHelper.cs
- SwitchElementsCollection.cs
- FrameworkElement.cs
- UIPropertyMetadata.cs
- HyperLinkDataBindingHandler.cs
- Header.cs
- ObjectRef.cs
- DPCustomTypeDescriptor.cs
- Crypto.cs
- EncodingTable.cs
- VersionPair.cs
- __Filters.cs
- DataGridViewRowsAddedEventArgs.cs
- ImpersonationContext.cs
- HwndSource.cs
- HttpAsyncResult.cs
- TextControl.cs
- RegisteredScript.cs
- PopOutPanel.cs
- AttributeCollection.cs
- ThreadExceptionEvent.cs
- KnownTypesProvider.cs
- TreeIterator.cs
- ConnectionPoint.cs
- ScriptControlManager.cs
- HostingPreferredMapPath.cs
- CodeExpressionCollection.cs
- ExpressionsCollectionEditor.cs
- NativeActivityAbortContext.cs
- CategoryNameCollection.cs
- ToolStripControlHost.cs
- LoginDesignerUtil.cs
- OdbcPermission.cs
- PropertyGeneratedEventArgs.cs
- DeclaredTypeValidatorAttribute.cs
- ObjectPropertyMapping.cs
- UTF8Encoding.cs
- Misc.cs
- CapabilitiesPattern.cs
- EventLogEntryCollection.cs
- RtfToken.cs
- LinqDataSourceUpdateEventArgs.cs
- QilReference.cs
- HtmlInputPassword.cs
- RootBrowserWindowProxy.cs
- DataColumnCollection.cs
- Char.cs
- CompilationRelaxations.cs
- XmlQueryCardinality.cs
- BitmapImage.cs
- DockingAttribute.cs
- WebServiceEndpoint.cs
- ConfigurationManagerInternalFactory.cs
- XmlSerializationReader.cs
- ReceiveActivityDesigner.cs
- SignalGate.cs
- ListSourceHelper.cs
- WebControl.cs
- DetailsViewRowCollection.cs
- WebPartUtil.cs
- CursorInteropHelper.cs
- ColorBlend.cs
- NameValueCollection.cs
- SkewTransform.cs
- NullableDoubleMinMaxAggregationOperator.cs
- IndexedGlyphRun.cs
- InteropBitmapSource.cs
- AlternationConverter.cs
- XPathSelfQuery.cs
- TransformGroup.cs
- ToolboxItemImageConverter.cs
- ProfileInfo.cs