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
- ListItemCollection.cs
- SafeRightsManagementHandle.cs
- AttributeTableBuilder.cs
- ScrollChrome.cs
- WorkflowItemsPresenter.cs
- CellRelation.cs
- SurrogateSelector.cs
- Convert.cs
- ReadWriteObjectLock.cs
- iisPickupDirectory.cs
- AssemblyBuilder.cs
- DataColumnMapping.cs
- QilExpression.cs
- MimeFormImporter.cs
- FormViewPagerRow.cs
- DataGridViewAccessibleObject.cs
- CngProvider.cs
- DataTemplateKey.cs
- StorageEndPropertyMapping.cs
- Matrix3DStack.cs
- InstanceDataCollectionCollection.cs
- Debug.cs
- OuterGlowBitmapEffect.cs
- ClientScriptManagerWrapper.cs
- HTTPNotFoundHandler.cs
- ExternalFile.cs
- SubclassTypeValidatorAttribute.cs
- DataGridViewRow.cs
- DiagnosticsConfigurationHandler.cs
- XmlArrayItemAttributes.cs
- PointLight.cs
- TemplateField.cs
- DeclaredTypeValidator.cs
- TableLayoutColumnStyleCollection.cs
- Pkcs7Recipient.cs
- SiteMapNodeItemEventArgs.cs
- RegisteredScript.cs
- PowerModeChangedEventArgs.cs
- WebPartDescriptionCollection.cs
- ExpressionBuilderCollection.cs
- SafeFileMappingHandle.cs
- ApplicationFileParser.cs
- MergeFilterQuery.cs
- MessagePropertyFilter.cs
- TextViewBase.cs
- XmlNodeList.cs
- SafePEFileHandle.cs
- DefaultSection.cs
- SQLInt64.cs
- RequestCache.cs
- TextLineBreak.cs
- ResourcePermissionBaseEntry.cs
- UnsafeNetInfoNativeMethods.cs
- RuntimeEnvironment.cs
- SynchronizationScope.cs
- NullableDoubleSumAggregationOperator.cs
- WmlMobileTextWriter.cs
- TdsEnums.cs
- DataErrorValidationRule.cs
- SmtpDigestAuthenticationModule.cs
- ApplicationSecurityManager.cs
- MetadataHelper.cs
- XmlSerializer.cs
- DbProviderConfigurationHandler.cs
- ToolStripPanel.cs
- DbConvert.cs
- CodeIdentifiers.cs
- ListChangedEventArgs.cs
- FontUnit.cs
- DataDocumentXPathNavigator.cs
- DictionarySurrogate.cs
- SqlProfileProvider.cs
- NativeMethods.cs
- Queue.cs
- MediaPlayer.cs
- KeyPressEvent.cs
- IIS7WorkerRequest.cs
- RequiredAttributeAttribute.cs
- PersonalizationState.cs
- ScriptIgnoreAttribute.cs
- SqlBulkCopy.cs
- WebErrorHandler.cs
- ReferencedAssembly.cs
- ExtendedProperty.cs
- DataGridViewSelectedCellCollection.cs
- LessThanOrEqual.cs
- BroadcastEventHelper.cs
- Funcletizer.cs
- InheritablePropertyChangeInfo.cs
- TextMarkerSource.cs
- SequentialWorkflowRootDesigner.cs
- Size3DValueSerializer.cs
- XmlBuffer.cs
- WebPartManagerInternals.cs
- EventBuilder.cs
- Process.cs
- InsufficientMemoryException.cs
- XmlILOptimizerVisitor.cs
- FrameworkContentElement.cs
- TemplateBindingExpression.cs