Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / MS / Internal / AppModel / AppModelKnownContentFactory.cs / 1305600 / 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; using System.Windows.Controls; 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(); WebBrowser webBrowser = new WebBrowser(); webBrowser.Source = baseUri; return webBrowser; } else { ParserContext pc = new ParserContext(); pc.BaseUri = baseUri; pc.SkipJournaledProperties = isJournalNavigation; 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(); WebBrowser webBrowser = new WebBrowser(); webBrowser.Source = baseUri; return webBrowser; } } } // 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
- PagerSettings.cs
- RequestCachingSection.cs
- ExpressionsCollectionEditor.cs
- Button.cs
- NamedPipeTransportElement.cs
- FormsIdentity.cs
- BackStopAuthenticationModule.cs
- BidPrivateBase.cs
- WebPartCollection.cs
- ConnectionStringsExpressionBuilder.cs
- SchemaDeclBase.cs
- SamlSubject.cs
- CopyAction.cs
- ResourceProperty.cs
- XmlChildNodes.cs
- WebContext.cs
- LinkButton.cs
- RectangleHotSpot.cs
- ConfigurationFileMap.cs
- LazyTextWriterCreator.cs
- SQLInt16Storage.cs
- DrawingBrush.cs
- ConsoleCancelEventArgs.cs
- PartitionedDataSource.cs
- WindowsAltTab.cs
- DataBoundControl.cs
- HierarchicalDataTemplate.cs
- MarkupCompilePass2.cs
- ProviderSettings.cs
- SpeakProgressEventArgs.cs
- GroupItem.cs
- PaintValueEventArgs.cs
- AsymmetricSignatureDeformatter.cs
- ReadOnlyDataSourceView.cs
- initElementDictionary.cs
- StateManagedCollection.cs
- SystemIPv6InterfaceProperties.cs
- StoreItemCollection.cs
- TaskResultSetter.cs
- EdmRelationshipNavigationPropertyAttribute.cs
- MgmtConfigurationRecord.cs
- XNodeNavigator.cs
- RNGCryptoServiceProvider.cs
- ITextView.cs
- InteropAutomationProvider.cs
- FontStyles.cs
- XmlEntity.cs
- StringBuilder.cs
- DataSourceGroupCollection.cs
- KeysConverter.cs
- CodeTypeOfExpression.cs
- Classification.cs
- FileLoadException.cs
- SubstitutionDesigner.cs
- DataGridViewCellMouseEventArgs.cs
- XPathSingletonIterator.cs
- CircleHotSpot.cs
- PropertyEntry.cs
- LicenseManager.cs
- OutOfProcStateClientManager.cs
- XmlEntity.cs
- SerializableAttribute.cs
- XPathEmptyIterator.cs
- SqlDataSourceSelectingEventArgs.cs
- FieldNameLookup.cs
- ConfigurationValue.cs
- RelativeSource.cs
- CssTextWriter.cs
- EntitySqlQueryBuilder.cs
- AspNetSynchronizationContext.cs
- PermissionRequestEvidence.cs
- LeafCellTreeNode.cs
- CollectionConverter.cs
- codemethodreferenceexpression.cs
- DispatchOperation.cs
- TimeoutException.cs
- ReadOnlyNameValueCollection.cs
- SendingRequestEventArgs.cs
- QilPatternVisitor.cs
- TcpPortSharing.cs
- AuthorizationBehavior.cs
- HeaderedContentControl.cs
- SByte.cs
- Expressions.cs
- XmlTypeAttribute.cs
- ChannelManager.cs
- SerializationTrace.cs
- Tokenizer.cs
- XmlAttributeAttribute.cs
- HebrewNumber.cs
- TreeView.cs
- DBSqlParserTable.cs
- CodePageUtils.cs
- AndCondition.cs
- UserControlCodeDomTreeGenerator.cs
- SetterBaseCollection.cs
- DataGridHeaderBorder.cs
- WinEventHandler.cs
- PenThreadPool.cs
- IconConverter.cs