Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Framework / MS / Internal / AppModel / AppModelKnownContentFactory.cs / 1 / AppModelKnownContentFactory.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // Provides a method to turn a baml stream into an object. // // // History: // 11/22/04: [....]: Initial Creation // // //--------------------------------------------------------------------------- using System; using System.IO; using System.Net; // WebPermission. using System.Security; using System.Security.Permissions; using System.Windows; using System.Windows.Markup; using System.Windows.Navigation; using MS.Internal.Controls; using MS.Internal.Navigation; using MS.Internal.Utility; using MS.Internal.Resources; using System.IO.Packaging; using MS.Internal.PresentationFramework; using System.ComponentModel; namespace MS.Internal.AppModel { // !!!! Note: Those methods are registered as MimeObjectFactory.StreamToObjectFactoryDelegate. The caller expects the // delgate to close stream. internal static class AppModelKnownContentFactory { //// Creates an object instance from a Baml stream and it's Uri // internal static object BamlConverter(Stream stream, Uri baseUri, bool canUseTopLevelBrowser, bool sandboxExternalContent, bool allowAsync, bool isJournalNavigation, out XamlReader asyncObjectConverter) { asyncObjectConverter = null; // If this stream comes from outside the application throw // if (!BaseUriHelper.IsPackApplicationUri(baseUri)) { throw new InvalidOperationException(SR.Get(SRID.BamlIsNotSupportedOutsideOfApplicationResources)); } // If this stream comes from a content file also throw Uri partUri = PackUriHelper.GetPartUri(baseUri); string partName, assemblyName, assemblyVersion, assemblyKey; BaseUriHelper.GetAssemblyNameAndPart(partUri, out partName, out assemblyName, out assemblyVersion, out assemblyKey); if (ContentFileHelper.IsContentFile(partName)) { throw new InvalidOperationException(SR.Get(SRID.BamlIsNotSupportedOutsideOfApplicationResources)); } ParserContext pc = new ParserContext(); pc.BaseUri = baseUri; pc.SkipJournaledProperties = isJournalNavigation; return Application.LoadBamlStreamWithSyncInfo(stream, pc); } //// Creates an object instance from a Xaml stream and it's Uri // ////// Critical - Keep track of this, as sandboxing is meant to be a way for an application to /// isolate xaml content from the hosting application. /// TreatAsSafe - the act of putting this content in a new webbrowser control (and by extention, a new PresentationHost) /// isolates the xaml content from the rest of the application. /// [SecurityCritical, SecurityTreatAsSafe] internal static object XamlConverter(Stream stream, Uri baseUri, bool canUseTopLevelBrowser, bool sandboxExternalContent, bool allowAsync, bool isJournalNavigation, out XamlReader asyncObjectConverter) { asyncObjectConverter = null; if (sandboxExternalContent) { if (SecurityHelper.AreStringTypesEqual(baseUri.Scheme, BaseUriHelper.PackAppBaseUri.Scheme)) { baseUri = BaseUriHelper.ConvertPackUriToAbsoluteExternallyVisibleUri(baseUri); } stream.Close(); return new WebBrowser(baseUri);; } else { ParserContext pc = new ParserContext(); pc.BaseUri = baseUri; pc.SkipJournaledProperties = isJournalNavigation; pc.XamlTypeMapper = XmlParserDefaults.DefaultMapper; if (allowAsync) { XamlReader xr = new XamlReader(); asyncObjectConverter = xr; xr.LoadCompleted += new AsyncCompletedEventHandler(OnParserComplete); // XamlReader.Load will close the stream. return xr.LoadAsync(stream, pc); } else { // XamlReader.Load will close the stream. return XamlReader.Load(stream, pc); } } } private static void OnParserComplete(object sender, AsyncCompletedEventArgs args) { // We can get this event from cancellation. We do not care about the error if there is any // that happened as a result of cancellation. if ((! args.Cancelled) && (args.Error != null)) { throw args.Error; } } internal static object HtmlXappConverter(Stream stream, Uri baseUri, bool canUseTopLevelBrowser, bool sandboxExternalContent, bool allowAsync, bool isJournalNavigation, out XamlReader asyncObjectConverter) { asyncObjectConverter = null; if (canUseTopLevelBrowser) { return null; } if (SecurityHelper.AreStringTypesEqual(baseUri.Scheme, BaseUriHelper.PackAppBaseUri.Scheme)) { baseUri = BaseUriHelper.ConvertPackUriToAbsoluteExternallyVisibleUri(baseUri); } stream.Close(); return new WebBrowser(baseUri); } } } // 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
- ParallelLoopState.cs
- SafeRightsManagementQueryHandle.cs
- BaseDataBoundControl.cs
- EnumValAlphaComparer.cs
- StringAttributeCollection.cs
- ListViewCancelEventArgs.cs
- CheckBoxFlatAdapter.cs
- SqlConnection.cs
- MachineKeySection.cs
- Int32RectConverter.cs
- MergePropertyDescriptor.cs
- DebuggerAttributes.cs
- XPathSelfQuery.cs
- MeasureData.cs
- DataQuery.cs
- DeclarativeCatalogPartDesigner.cs
- HMACRIPEMD160.cs
- DisplayMemberTemplateSelector.cs
- SamlSubject.cs
- Util.cs
- StructuredType.cs
- VirtualPathProvider.cs
- DetailsViewDeleteEventArgs.cs
- SizeFConverter.cs
- ColumnBinding.cs
- HtmlElementEventArgs.cs
- DPCustomTypeDescriptor.cs
- DataControlFieldCollection.cs
- IIS7UserPrincipal.cs
- MsmqIntegrationChannelFactory.cs
- IPipelineRuntime.cs
- ListViewTableCell.cs
- ValueTable.cs
- Size3D.cs
- SoapProtocolReflector.cs
- XamlFxTrace.cs
- DesignerRegion.cs
- SoapIncludeAttribute.cs
- ComPlusInstanceProvider.cs
- Geometry3D.cs
- ToolStripDropTargetManager.cs
- SqlConnection.cs
- EntryPointNotFoundException.cs
- ItemContainerPattern.cs
- cryptoapiTransform.cs
- streamingZipPartStream.cs
- XmlUnspecifiedAttribute.cs
- Atom10FormatterFactory.cs
- GridViewCellAutomationPeer.cs
- SchemaElementLookUpTable.cs
- XamlRtfConverter.cs
- MulticastIPAddressInformationCollection.cs
- ListViewHitTestInfo.cs
- ServiceDeploymentInfo.cs
- CustomAttributeFormatException.cs
- EnumValAlphaComparer.cs
- CodeDOMUtility.cs
- MouseActionValueSerializer.cs
- DataGridViewLinkCell.cs
- SourceLineInfo.cs
- XmlBinaryWriter.cs
- StructuredTypeEmitter.cs
- CommonDialog.cs
- DesignerExtenders.cs
- HttpHandlersInstallComponent.cs
- SplitterDesigner.cs
- ControlUtil.cs
- EntityException.cs
- TransformCollection.cs
- PathFigure.cs
- SamlAssertion.cs
- CodeObject.cs
- StrokeNodeOperations.cs
- InvalidCommandTreeException.cs
- TagMapCollection.cs
- ProofTokenCryptoHandle.cs
- Pointer.cs
- RepeaterItem.cs
- PlanCompiler.cs
- ClientScriptManager.cs
- EmbeddedMailObject.cs
- LoaderAllocator.cs
- GridProviderWrapper.cs
- DataGridViewMethods.cs
- HttpRequest.cs
- CodeEntryPointMethod.cs
- RegexMatch.cs
- AttributeAction.cs
- ReflectionPermission.cs
- MimeTypeMapper.cs
- HttpWrapper.cs
- METAHEADER.cs
- InternalBufferOverflowException.cs
- ProtocolInformationReader.cs
- BaseDataBoundControl.cs
- MulticastOption.cs
- ToolBar.cs
- PackWebRequest.cs
- MediaCommands.cs
- PropertyManager.cs