Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Core / CSharp / MS / Internal / Automation / RangeValueProviderWrapper.cs / 1 / RangeValueProviderWrapper.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: Range Value 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 RangeValueProviderWrapper: MarshalByRefObject, IRangeValueProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private RangeValueProviderWrapper( AutomationPeer peer, IRangeValueProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IRangeValueProvider // //----------------------------------------------------- #region Interface IRangeValueProvider public void SetValue( double val ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( SetValueInternal ), val ); } public double Value { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetValue ), null ); } } public bool IsReadOnly { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetIsReadOnly ), null ); } } public double Maximum { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetMaximum ), null ); } } public double Minimum { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetMinimum ), null ); } } public double LargeChange { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetLargeChange ), null ); } } public double SmallChange { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetSmallChange ), null ); } } #endregion Interface IRangeValueProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new RangeValueProviderWrapper( peer, (IRangeValueProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object SetValueInternal( object arg ) { _iface.SetValue( (double)arg ); return null; } private object GetValue( object unused ) { return _iface.Value; } private object GetIsReadOnly( object unused ) { return _iface.IsReadOnly; } private object GetMaximum( object unused ) { return _iface.Maximum; } private object GetMinimum( object unused ) { return _iface.Minimum; } private object GetLargeChange( object unused ) { return _iface.LargeChange; } private object GetSmallChange( object unused ) { return _iface.SmallChange; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IRangeValueProvider _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: Range Value 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 RangeValueProviderWrapper: MarshalByRefObject, IRangeValueProvider { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors private RangeValueProviderWrapper( AutomationPeer peer, IRangeValueProvider iface ) { _peer = peer; _iface = iface; } #endregion Constructors //------------------------------------------------------ // // Interface IRangeValueProvider // //----------------------------------------------------- #region Interface IRangeValueProvider public void SetValue( double val ) { ElementUtil.Invoke( _peer, new DispatcherOperationCallback( SetValueInternal ), val ); } public double Value { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetValue ), null ); } } public bool IsReadOnly { get { return (bool) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetIsReadOnly ), null ); } } public double Maximum { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetMaximum ), null ); } } public double Minimum { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetMinimum ), null ); } } public double LargeChange { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetLargeChange ), null ); } } public double SmallChange { get { return (double) ElementUtil.Invoke( _peer, new DispatcherOperationCallback( GetSmallChange ), null ); } } #endregion Interface IRangeValueProvider //------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods internal static object Wrap( AutomationPeer peer, object iface ) { return new RangeValueProviderWrapper( peer, (IRangeValueProvider) iface ); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //------------------------------------------------------ #region Private Methods private object SetValueInternal( object arg ) { _iface.SetValue( (double)arg ); return null; } private object GetValue( object unused ) { return _iface.Value; } private object GetIsReadOnly( object unused ) { return _iface.IsReadOnly; } private object GetMaximum( object unused ) { return _iface.Maximum; } private object GetMinimum( object unused ) { return _iface.Minimum; } private object GetLargeChange( object unused ) { return _iface.LargeChange; } private object GetSmallChange( object unused ) { return _iface.SmallChange; } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields private AutomationPeer _peer; private IRangeValueProvider _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
- MD5CryptoServiceProvider.cs
- Geometry3D.cs
- SchemaCollectionCompiler.cs
- ColorTranslator.cs
- SchemaElementLookUpTable.cs
- UnsafeNativeMethods.cs
- CommonProperties.cs
- WindowsUpDown.cs
- Size3D.cs
- BeginStoryboard.cs
- InputReferenceExpression.cs
- XmlSchemaExternal.cs
- WebResourceAttribute.cs
- CodeExporter.cs
- Hash.cs
- DataObject.cs
- CodeDomLocalizationProvider.cs
- MissingSatelliteAssemblyException.cs
- PeerNode.cs
- UncommonField.cs
- FileChangesMonitor.cs
- StringKeyFrameCollection.cs
- DifferencingCollection.cs
- Vector3D.cs
- MetadataArtifactLoaderXmlReaderWrapper.cs
- GeneralTransformGroup.cs
- codemethodreferenceexpression.cs
- DataGridAddNewRow.cs
- HwndMouseInputProvider.cs
- GroupBoxAutomationPeer.cs
- Trace.cs
- GregorianCalendarHelper.cs
- ToolStripProfessionalLowResolutionRenderer.cs
- EditorZoneBase.cs
- HTMLTextWriter.cs
- CheckBoxBaseAdapter.cs
- QueryStatement.cs
- ConfigurationManagerInternalFactory.cs
- Select.cs
- CollectionViewGroup.cs
- HostExecutionContextManager.cs
- EnumValidator.cs
- InputLanguageCollection.cs
- XNodeNavigator.cs
- HttpInputStream.cs
- ToolboxControl.cs
- XamlSerializerUtil.cs
- GeometryCombineModeValidation.cs
- XsltCompileContext.cs
- ADMembershipUser.cs
- ResourceReader.cs
- SqlDataSourceSummaryPanel.cs
- LinqDataSourceValidationException.cs
- CalendarDay.cs
- TypeToArgumentTypeConverter.cs
- ModelPropertyCollectionImpl.cs
- AccessorTable.cs
- COM2ExtendedTypeConverter.cs
- IdleTimeoutMonitor.cs
- HtmlElement.cs
- DependencyObject.cs
- HttpHandlerAction.cs
- PieceDirectory.cs
- MeasureData.cs
- SecureStringHasher.cs
- HostDesigntimeLicenseContext.cs
- SqlDataSourceView.cs
- DataGridCaption.cs
- SqlBooleanMismatchVisitor.cs
- NativeMethods.cs
- ExceptionHelpers.cs
- Triplet.cs
- MeasureItemEvent.cs
- FontWeights.cs
- WaitingCursor.cs
- Compensate.cs
- Delegate.cs
- SubMenuStyle.cs
- MsmqActivation.cs
- ListViewGroupItemCollection.cs
- Separator.cs
- Validator.cs
- TextHidden.cs
- HttpProcessUtility.cs
- TabRenderer.cs
- StrokeSerializer.cs
- StylusTip.cs
- FixedSOMTableRow.cs
- BulletedList.cs
- SQLBytesStorage.cs
- BinarySerializer.cs
- filewebrequest.cs
- XmlSchemaExternal.cs
- HttpCapabilitiesBase.cs
- ActivityInfo.cs
- TreeViewAutomationPeer.cs
- SafeViewOfFileHandle.cs
- EncoderNLS.cs
- OdbcEnvironment.cs
- AspNetSynchronizationContext.cs