Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Framework / MS / Internal / PtsHost / EmbeddedObject.cs / 1 / EmbeddedObject.cs
// // Copyright (C) Microsoft Corporation. All rights reserved. // // File: EmbeddedObject.cs // // Description: Definition for embedded object inside a text paragraph. // // History: // 05/05/2003 : [....] - moving from Avalon branch. // //---------------------------------------------------------------------------- using System; using System.Windows; using MS.Internal.Documents; using MS.Internal.PtsHost.UnsafeNativeMethods; namespace MS.Internal.PtsHost { ////// EmbeddedObject class stores information about object embedded within /// a text paragraph. /// internal abstract class EmbeddedObject { ////// Constructor. /// /// /// Embedded object's character position. /// protected EmbeddedObject(int dcp) { Dcp = dcp; } ////// Dispose object. /// internal virtual void Dispose() { } ////// Update object using date from another embedded object of the same /// type. /// /// /// Source of updated data. /// internal abstract void Update(EmbeddedObject newObject); ////// Embedded object's owner. /// internal abstract DependencyObject Element { get; } ////// Position within a text paragraph (number of characters from the /// beginning of text paragraph). /// internal int Dcp; } ////// Stores information about attached object embedded within a text paragraph. /// internal class AttachedObject : EmbeddedObject { ////// Constructor. /// /// /// Attached object's character position. /// /// /// Paragraph associated with attached object. /// internal AttachedObject(int dcp, BaseParagraph para) : base(dcp) { Para = para; } ////// Dispose object. /// internal override void Dispose() { Para.Dispose(); Para = null; base.Dispose(); } ////// Update object using date from another attached object of the same /// type. /// /// /// Source of updated data. /// internal override void Update(EmbeddedObject newObject) { AttachedObject newAttachedObject = newObject as AttachedObject; ErrorHandler.Assert(newAttachedObject != null, ErrorHandler.EmbeddedObjectTypeMismatch); ErrorHandler.Assert(newAttachedObject.Element.Equals(Element), ErrorHandler.EmbeddedObjectOwnerMismatch); Dcp = newAttachedObject.Dcp; Para.SetUpdateInfo(PTS.FSKCHANGE.fskchInside, false); } ////// Attached object's owner. /// internal override DependencyObject Element { get { return Para.Element; } } ////// Paragraph associated with attached object. /// internal BaseParagraph Para; } ////// Stores information about inline object embedded within a text line. /// internal sealed class InlineObject : EmbeddedObject { ////// Constructor. /// /// /// Embedded object's character position. /// /// /// UIElementIsland associated with embedded object. /// /// /// TextParagraph associated with embedded object. /// internal InlineObject(int dcp, UIElementIsland uiElementIsland, TextParagraph para) : base(dcp) { _para = para; _uiElementIsland = uiElementIsland; _uiElementIsland.DesiredSizeChanged += new DesiredSizeChangedEventHandler(_para.OnUIElementDesiredSizeChanged); } ////// Dispose object. /// internal override void Dispose() { if (_uiElementIsland != null) { _uiElementIsland.DesiredSizeChanged -= new DesiredSizeChangedEventHandler(_para.OnUIElementDesiredSizeChanged); } base.Dispose(); } ////// Update object using date from another embedded object of the same /// type. /// /// /// Source of updated data. /// internal override void Update(EmbeddedObject newObject) { // These should definitely be the same InlineObject newInline = newObject as InlineObject; ErrorHandler.Assert(newInline != null, ErrorHandler.EmbeddedObjectTypeMismatch); ErrorHandler.Assert(newInline._uiElementIsland == _uiElementIsland, ErrorHandler.EmbeddedObjectOwnerMismatch); // We've ensured ownership is still with the old InlineObject, so we now null this out to prevent dispose from disconnecting. newInline._uiElementIsland = null; } ////// Embedded object's owner. /// internal override DependencyObject Element { get { return _uiElementIsland.Root; } } private UIElementIsland _uiElementIsland; private TextParagraph _para; } ////// Stores information about figure embedded within a text paragraph. /// internal sealed class FigureObject : AttachedObject { ////// Constructor. /// /// /// Figure object's character position. /// /// /// Paragraph associated with figure object. /// internal FigureObject(int dcp, FigureParagraph para) : base(dcp, para) { } } ////// Stores information about floater embedded within a text paragraph. /// internal sealed class FloaterObject : AttachedObject { ////// Constructor. /// /// /// Floater object's character position. /// /// /// Paragraph associated with floater object. /// internal FloaterObject(int dcp, FloaterParagraph para) : base(dcp, para) { } } } // 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
- TreeNode.cs
- SqlServices.cs
- PersonalizationProviderCollection.cs
- TextRangeAdaptor.cs
- DataGridViewSortCompareEventArgs.cs
- remotingproxy.cs
- DataControlFieldCollection.cs
- ImageCodecInfo.cs
- DynamicPropertyReader.cs
- GetTokenRequest.cs
- ChannelServices.cs
- DictionaryContent.cs
- DataGridDesigner.cs
- XamlStyleSerializer.cs
- SafeLibraryHandle.cs
- StreamWriter.cs
- WindowsSlider.cs
- MobileUITypeEditor.cs
- WebPartCancelEventArgs.cs
- WebSysDefaultValueAttribute.cs
- PageCatalogPart.cs
- CacheMemory.cs
- Int64Storage.cs
- SoapFault.cs
- DoubleCollection.cs
- Relationship.cs
- PassportPrincipal.cs
- SqlNodeAnnotation.cs
- RuntimeConfigLKG.cs
- Point3DAnimation.cs
- CompilerScope.Storage.cs
- WebPartsPersonalization.cs
- SchemaSetCompiler.cs
- Latin1Encoding.cs
- XmlDigitalSignatureProcessor.cs
- RIPEMD160Managed.cs
- CompatibleIComparer.cs
- VersionUtil.cs
- WebPartConnectionsCancelVerb.cs
- PrivateFontCollection.cs
- AdapterDictionary.cs
- SqlConnectionFactory.cs
- XmlSchemaSimpleTypeList.cs
- smtppermission.cs
- ClientSponsor.cs
- DataMisalignedException.cs
- TextServicesProperty.cs
- ExtentKey.cs
- WindowsMenu.cs
- RegexWriter.cs
- KeyNotFoundException.cs
- WindowHideOrCloseTracker.cs
- DataGridViewUtilities.cs
- Message.cs
- DataGridViewToolTip.cs
- PerformanceCounterPermissionAttribute.cs
- RuntimeComponentFilter.cs
- AccessKeyManager.cs
- TcpTransportManager.cs
- CounterCreationDataCollection.cs
- CodeDefaultValueExpression.cs
- DirectionalLight.cs
- BaseCollection.cs
- VirtualizingStackPanel.cs
- path.cs
- ProjectionCamera.cs
- mediaeventargs.cs
- WindowsMenu.cs
- COM2DataTypeToManagedDataTypeConverter.cs
- FixedSOMSemanticBox.cs
- EntityCollection.cs
- _SslStream.cs
- XPathNodeInfoAtom.cs
- DoubleConverter.cs
- ConditionValidator.cs
- DocumentEventArgs.cs
- ResXFileRef.cs
- TransactionManager.cs
- TextRunCache.cs
- ControlCommandSet.cs
- Base64Decoder.cs
- TripleDESCryptoServiceProvider.cs
- DbDataRecord.cs
- AddInAttribute.cs
- EventLog.cs
- HttpContext.cs
- ApplicationId.cs
- TypeNameConverter.cs
- ToolBarDesigner.cs
- ControlEvent.cs
- httpserverutility.cs
- RealProxy.cs
- ObjectFactoryCodeDomTreeGenerator.cs
- PropertyRecord.cs
- StructuralCache.cs
- HtmlDocument.cs
- RightsController.cs
- FixedTextSelectionProcessor.cs
- GenericArgumentsUpdater.cs
- SerializationEventsCache.cs