Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / MS / Internal / Automation / SelectionProviderWrapper.cs / 1 / 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
![Network programming in C#, Network Programming in VB.NET, Network Programming in .NET](/images/book.jpg)
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ClusterSafeNativeMethods.cs
- DataViewSetting.cs
- NamedServiceModelExtensionCollectionElement.cs
- ToolBarTray.cs
- ObjectDisposedException.cs
- MultiSelector.cs
- TreeNodeStyleCollection.cs
- ContextQuery.cs
- DelayedRegex.cs
- FtpWebRequest.cs
- validation.cs
- XmlTextReader.cs
- ConcurrentStack.cs
- DocumentOrderComparer.cs
- StylusPoint.cs
- NetCodeGroup.cs
- SR.Designer.cs
- PartialArray.cs
- QilTargetType.cs
- cookiecollection.cs
- RotationValidation.cs
- PerformanceCounter.cs
- xml.cs
- ExtentKey.cs
- Options.cs
- XmlElementAttribute.cs
- TextEditorTyping.cs
- UInt16Converter.cs
- IntMinMaxAggregationOperator.cs
- DrawingImage.cs
- TimeSpan.cs
- CatalogZone.cs
- MenuBindingsEditorForm.cs
- SynchronizationContext.cs
- RenderData.cs
- PageSetupDialog.cs
- EffectiveValueEntry.cs
- OLEDB_Enum.cs
- Exceptions.cs
- _ReceiveMessageOverlappedAsyncResult.cs
- TextBoxAutoCompleteSourceConverter.cs
- BinaryMethodMessage.cs
- SqlDataReaderSmi.cs
- InputLangChangeEvent.cs
- ToolStripSplitStackLayout.cs
- WebPartEditorOkVerb.cs
- Ref.cs
- RuntimeConfig.cs
- StrokeDescriptor.cs
- SrgsElementList.cs
- SqlDataSourceConfigureFilterForm.cs
- CodeLinePragma.cs
- Console.cs
- ManagementOperationWatcher.cs
- VisualTarget.cs
- UnsafeNativeMethodsCLR.cs
- CDSsyncETWBCLProvider.cs
- BamlRecords.cs
- Msec.cs
- PrimitiveType.cs
- HyperlinkAutomationPeer.cs
- DelegateTypeInfo.cs
- Point4DValueSerializer.cs
- LowerCaseStringConverter.cs
- AutomationProperties.cs
- LinkUtilities.cs
- PackWebRequest.cs
- StylusPointDescription.cs
- HandledEventArgs.cs
- PasswordBoxAutomationPeer.cs
- TextSearch.cs
- ExtentCqlBlock.cs
- ProfilePropertySettings.cs
- ToolStripGrip.cs
- XmlNavigatorStack.cs
- FrameworkEventSource.cs
- SslSecurityTokenParameters.cs
- X500Name.cs
- MobileControlPersister.cs
- CompilerInfo.cs
- Set.cs
- AssemblyHash.cs
- _NetworkingPerfCounters.cs
- ObjectHandle.cs
- AlphabeticalEnumConverter.cs
- WebPartConnection.cs
- SecurityUtils.cs
- KeyboardEventArgs.cs
- Stack.cs
- XmlCodeExporter.cs
- WeakReferenceList.cs
- DataGridViewCellValidatingEventArgs.cs
- ProfessionalColors.cs
- SmiGettersStream.cs
- SafeCertificateStore.cs
- WrapperEqualityComparer.cs
- FixUp.cs
- DiscardableAttribute.cs
- TextTreeText.cs
- EventProperty.cs