Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / MS / Internal / Automation / ScrollProviderWrapper.cs / 1 / ScrollProviderWrapper.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Scroll pattern provider wrapper for WCP // // History: // 07/21/2003 : BrendanM Ported to WCP // //--------------------------------------------------------------------------- using System; using System.Windows.Threading; using System.Windows; using System.Windows.Media; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Automation.Peers; using MS.Internal.Automation; 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 ScrollProviderWrapper: MarshalByRefObject, IScrollProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private ScrollProviderWrapper( AutomationPeer peer, IScrollProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IScrollProvider // //----------------------------------------------------- #region Interface IScrollProvider public void Scroll( ScrollAmount horizontalAmount, ScrollAmount verticalAmount ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( Scroll ), new ScrollAmount [ ] { horizontalAmount, verticalAmount } ); } public void SetScrollPercent( double horizontalPercent, double verticalPercent ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( SetScrollPercent ), new double [ ] { horizontalPercent, verticalPercent } ); } public double HorizontalScrollPercent { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetHorizontalScrollPercent ), null ); } } public double VerticalScrollPercent { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetVerticalScrollPercent ), null ); } } public double HorizontalViewSize { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetHorizontalViewSize ), null ); } } public double VerticalViewSize { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetVerticalViewSize ), null ); } } public bool HorizontallyScrollable { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetHorizontallyScrollable ), null ); } } public bool VerticallyScrollable { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetVerticallyScrollable ), null ); } } #endregion Interface IScrollProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new ScrollProviderWrapper( peer, (IScrollProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object Scroll( object arg ) { ScrollAmount [ ] args = (ScrollAmount [ ]) arg; _iface.Scroll( args[ 0 ], args[ 1 ] ); return null; } private object SetScrollPercent( object arg ) { double [ ] args = (double [ ]) arg; _iface.SetScrollPercent( args[ 0 ], args[ 1 ] ); return null; } private object GetHorizontalScrollPercent( object unused ) { return _iface.HorizontalScrollPercent; } private object GetVerticalScrollPercent( object unused ) { return _iface.VerticalScrollPercent; } private object GetHorizontalViewSize( object unused ) { return _iface.HorizontalViewSize; } private object GetVerticalViewSize( object unused ) { return _iface.VerticalViewSize; } private object GetHorizontallyScrollable( object unused ) { return _iface.HorizontallyScrollable; } private object GetVerticallyScrollable( object unused ) { return _iface.VerticallyScrollable; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IScrollProvider _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: Scroll pattern provider wrapper for WCP // // History: // 07/21/2003 : BrendanM Ported to WCP // //--------------------------------------------------------------------------- using System; using System.Windows.Threading; using System.Windows; using System.Windows.Media; using System.Windows.Automation; using System.Windows.Automation.Provider; using System.Windows.Automation.Peers; using MS.Internal.Automation; 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 ScrollProviderWrapper: MarshalByRefObject, IScrollProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private ScrollProviderWrapper( AutomationPeer peer, IScrollProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IScrollProvider // //----------------------------------------------------- #region Interface IScrollProvider public void Scroll( ScrollAmount horizontalAmount, ScrollAmount verticalAmount ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( Scroll ), new ScrollAmount [ ] { horizontalAmount, verticalAmount } ); } public void SetScrollPercent( double horizontalPercent, double verticalPercent ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( SetScrollPercent ), new double [ ] { horizontalPercent, verticalPercent } ); } public double HorizontalScrollPercent { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetHorizontalScrollPercent ), null ); } } public double VerticalScrollPercent { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetVerticalScrollPercent ), null ); } } public double HorizontalViewSize { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetHorizontalViewSize ), null ); } } public double VerticalViewSize { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetVerticalViewSize ), null ); } } public bool HorizontallyScrollable { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetHorizontallyScrollable ), null ); } } public bool VerticallyScrollable { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetVerticallyScrollable ), null ); } } #endregion Interface IScrollProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new ScrollProviderWrapper( peer, (IScrollProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object Scroll( object arg ) { ScrollAmount [ ] args = (ScrollAmount [ ]) arg; _iface.Scroll( args[ 0 ], args[ 1 ] ); return null; } private object SetScrollPercent( object arg ) { double [ ] args = (double [ ]) arg; _iface.SetScrollPercent( args[ 0 ], args[ 1 ] ); return null; } private object GetHorizontalScrollPercent( object unused ) { return _iface.HorizontalScrollPercent; } private object GetVerticalScrollPercent( object unused ) { return _iface.VerticalScrollPercent; } private object GetHorizontalViewSize( object unused ) { return _iface.HorizontalViewSize; } private object GetVerticalViewSize( object unused ) { return _iface.VerticalViewSize; } private object GetHorizontallyScrollable( object unused ) { return _iface.HorizontallyScrollable; } private object GetVerticallyScrollable( object unused ) { return _iface.VerticallyScrollable; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IScrollProvider _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
- ObjectStateFormatter.cs
- SchemaElementDecl.cs
- SqlError.cs
- WindowShowOrOpenTracker.cs
- BuiltInPermissionSets.cs
- AxDesigner.cs
- XmlSerializerVersionAttribute.cs
- FixedHighlight.cs
- Vector3DCollection.cs
- WebPartConnectVerb.cs
- KnownBoxes.cs
- WindowsEditBoxRange.cs
- MimeFormImporter.cs
- ColumnMapTranslator.cs
- Soap.cs
- CodeFieldReferenceExpression.cs
- DependencyObjectCodeDomSerializer.cs
- IgnoreFlushAndCloseStream.cs
- Light.cs
- MemberRelationshipService.cs
- EntitySqlQueryCacheEntry.cs
- ReadOnlyDictionary.cs
- StringPropertyBuilder.cs
- ByteAnimationBase.cs
- GridViewAutomationPeer.cs
- TemplateControl.cs
- PersistenceTypeAttribute.cs
- DataRecord.cs
- GridPattern.cs
- ToolboxCategoryItems.cs
- XmlBindingWorker.cs
- Color.cs
- TypeBuilderInstantiation.cs
- TextBox.cs
- DataBinding.cs
- SystemResourceHost.cs
- DiagnosticsConfiguration.cs
- Lasso.cs
- TdsParserStaticMethods.cs
- RefType.cs
- WebPartPersonalization.cs
- CreateUserWizardStep.cs
- EnvironmentPermission.cs
- XmlSchemaExporter.cs
- XmlAttributes.cs
- AnchoredBlock.cs
- NonClientArea.cs
- BaseTemplateBuildProvider.cs
- InvalidBodyAccessException.cs
- ManagementException.cs
- securitycriticaldataformultiplegetandset.cs
- UpdateManifestForBrowserApplication.cs
- MetadataImporterQuotas.cs
- WindowsAuthenticationModule.cs
- Monitor.cs
- CircleEase.cs
- TraceFilter.cs
- MbpInfo.cs
- XmlCompatibilityReader.cs
- TrackingStringDictionary.cs
- SQlBooleanStorage.cs
- LocalFileSettingsProvider.cs
- ObjectConverter.cs
- RegistryPermission.cs
- AppDomain.cs
- SoapConverter.cs
- TypedTableBaseExtensions.cs
- _SslStream.cs
- COM2Properties.cs
- Bezier.cs
- LineProperties.cs
- SafeFileMapViewHandle.cs
- WebPartMenuStyle.cs
- SubtreeProcessor.cs
- ConfigurationElement.cs
- _TimerThread.cs
- Semaphore.cs
- SqlTypeConverter.cs
- AttributeData.cs
- DocumentViewerBaseAutomationPeer.cs
- LinqDataSourceView.cs
- ErrorProvider.cs
- IpcChannelHelper.cs
- UIElementCollection.cs
- InternalBufferOverflowException.cs
- WebRequestModuleElement.cs
- XamlGridLengthSerializer.cs
- QueueAccessMode.cs
- EdmFunction.cs
- StorageBasedPackageProperties.cs
- DbParameterCollectionHelper.cs
- DesignBindingEditor.cs
- TabItemWrapperAutomationPeer.cs
- Page.cs
- SettingsAttributes.cs
- Int32CollectionValueSerializer.cs
- Environment.cs
- PopOutPanel.cs
- _CacheStreams.cs
- DataGridColumnHeadersPresenter.cs