Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / MS / Internal / Automation / ExpandCollapseProviderWrapper.cs / 1 / ExpandCollapseProviderWrapper.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Expand Collapse 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.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 ExpandCollapseProviderWrapper: MarshalByRefObject, IExpandCollapseProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private ExpandCollapseProviderWrapper( AutomationPeer peer, IExpandCollapseProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IExpandCollapseProvider // //----------------------------------------------------- #region Interface IExpandCollapseProvider public void Expand() { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( Expand ), null ); } public void Collapse() { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( Collapse ), null ); } public ExpandCollapseState ExpandCollapseState { get { return (ExpandCollapseState) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetExpandCollapseState ), null ); } } #endregion Interface IExpandCollapseProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new ExpandCollapseProviderWrapper( peer, (IExpandCollapseProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object Expand( object unused ) { _iface.Expand(); return null; } private object Collapse( object unused ) { _iface.Collapse(); return null; } private object GetExpandCollapseState( object unused ) { return _iface.ExpandCollapseState; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IExpandCollapseProvider _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: Expand Collapse 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.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 ExpandCollapseProviderWrapper: MarshalByRefObject, IExpandCollapseProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private ExpandCollapseProviderWrapper( AutomationPeer peer, IExpandCollapseProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IExpandCollapseProvider // //----------------------------------------------------- #region Interface IExpandCollapseProvider public void Expand() { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( Expand ), null ); } public void Collapse() { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( Collapse ), null ); } public ExpandCollapseState ExpandCollapseState { get { return (ExpandCollapseState) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetExpandCollapseState ), null ); } } #endregion Interface IExpandCollapseProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new ExpandCollapseProviderWrapper( peer, (IExpandCollapseProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object Expand( object unused ) { _iface.Expand(); return null; } private object Collapse( object unused ) { _iface.Collapse(); return null; } private object GetExpandCollapseState( object unused ) { return _iface.ExpandCollapseState; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IExpandCollapseProvider _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
- DataGridTablesFactory.cs
- GetPageNumberCompletedEventArgs.cs
- CodeConstructor.cs
- sqlser.cs
- SecurityTokenParametersEnumerable.cs
- LambdaCompiler.Binary.cs
- DivideByZeroException.cs
- MouseOverProperty.cs
- UnknownBitmapDecoder.cs
- WebCategoryAttribute.cs
- FlowDocument.cs
- dtdvalidator.cs
- WeakReferenceList.cs
- HMAC.cs
- EntityDataSourceConfigureObjectContext.cs
- TraceSection.cs
- Transform3DCollection.cs
- Utils.cs
- InsufficientMemoryException.cs
- MouseActionValueSerializer.cs
- SpanIndex.cs
- ProxyElement.cs
- TextInfo.cs
- XsdCachingReader.cs
- TimeSpanMinutesConverter.cs
- ObjectKeyFrameCollection.cs
- ValueConversionAttribute.cs
- MetaModel.cs
- PermissionToken.cs
- CalendarDay.cs
- TemplateInstanceAttribute.cs
- DocumentPageHost.cs
- counter.cs
- ProxyAttribute.cs
- HandleRef.cs
- BaseCollection.cs
- XmlSchemaSimpleContentRestriction.cs
- TabRenderer.cs
- XmlImplementation.cs
- FieldNameLookup.cs
- SafePipeHandle.cs
- XamlBrushSerializer.cs
- ListItemParagraph.cs
- NoClickablePointException.cs
- PathParser.cs
- OperationContext.cs
- Events.cs
- ITextView.cs
- TextEditorDragDrop.cs
- TransportListener.cs
- Wildcard.cs
- DropTarget.cs
- DateTimeSerializationSection.cs
- HotSpotCollection.cs
- SafeReversePInvokeHandle.cs
- FontSizeConverter.cs
- IODescriptionAttribute.cs
- LZCodec.cs
- CodeComment.cs
- DataGridViewTextBoxColumn.cs
- UInt32Converter.cs
- EditableRegion.cs
- LinkGrep.cs
- SplineKeyFrames.cs
- DataGridViewTopRowAccessibleObject.cs
- RemotingConfigParser.cs
- XmlSchemaInfo.cs
- InProcStateClientManager.cs
- TableLayoutStyle.cs
- WindowsFormsLinkLabel.cs
- Bezier.cs
- TreeIterator.cs
- ExpandoClass.cs
- EntityPropertyMappingAttribute.cs
- SerializationObjectManager.cs
- SettingsProviderCollection.cs
- IOException.cs
- CardSpaceException.cs
- InheritanceUI.cs
- TriggerAction.cs
- XmlStreamNodeWriter.cs
- DateTimePicker.cs
- DataError.cs
- FindCriteriaElement.cs
- ContravarianceAdapter.cs
- XmlAttributeCollection.cs
- DesignRelation.cs
- CodeCommentStatement.cs
- DiscreteKeyFrames.cs
- ItemsPresenter.cs
- FrameworkRichTextComposition.cs
- SchemaNames.cs
- EntityParameterCollection.cs
- WeakReferenceEnumerator.cs
- GridSplitter.cs
- InvalidFilterCriteriaException.cs
- MemberMemberBinding.cs
- DataTableReaderListener.cs
- BookmarkList.cs
- SafeNativeMethods.cs