Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Print / Reach / Serialization / manager / ReachDocumentReferenceCollectionSerializerAsync.cs / 1 / ReachDocumentReferenceCollectionSerializerAsync.cs
/*++ Copyright (C) 2004- 2005 Microsoft Corporation All rights reserved. Module Name: ReachDocumentReferenceCollectionSerializerAsync.cs Abstract: Author: [....] ([....]) 25-May-2005 Revision History: --*/ using System; using System.Collections; using System.Collections.Specialized; using System.ComponentModel; using System.Diagnostics; using System.Reflection; using System.Xml; using System.IO; using System.Security; using System.Security.Permissions; using System.ComponentModel.Design.Serialization; using System.Windows.Xps.Packaging; using System.Windows.Documents; using System.Windows.Media; using System.Windows.Markup; namespace System.Windows.Xps.Serialization { ////// /// internal class ReachDocumentReferenceCollectionSerializerAsync : ReachSerializerAsync { ////// Creates new serializer for a DocumentReferenceCollection /// /// serialization manager for this seriaizer public ReachDocumentReferenceCollectionSerializerAsync( PackageSerializationManager manager ): base(manager) { } public override void AsyncOperation( ReachSerializerContext context ) { switch (context.Action) { case SerializerAction.endPersistObjectData: { EndPersistObjectData(); break; } case SerializerAction.serializeNextDocumentReference: { DocumentReferenceCollectionSerializerContext thisContext = context as DocumentReferenceCollectionSerializerContext; if(thisContext != null) { SerializeNextDocumentReference(thisContext.Enumerator, thisContext.ObjectContext); } break; } default: { base.AsyncOperation(context); break; } } } ////// /// internal override void PersistObjectData( SerializableObjectContext serializableObjectContext ) { if (serializableObjectContext == null) { throw new ArgumentNullException("serializableObjectContext"); } // get DocumentReferenceCollection System.Collections.Generic.IEnumerableenumerableObject = serializableObjectContext.TargetObject as System.Collections.Generic.IEnumerable ; if (enumerableObject == null) { throw new XpsSerializationException(ReachSR.Get(ReachSRID.MustBeOfType, "serializableObjectContext.TargetObject", typeof(System.Collections.Generic.IEnumerable ))); } SerializeDocumentReferences(serializableObjectContext); } internal override void EndPersistObjectData( ) { // // do nothing in this stage // } /// /// This is being called to serialize the DocumentReference items /// contained within the colleciton /// private void SerializeDocumentReferences( SerializableObjectContext serializableObjectContext ) { IEnumerator enumerator = ((System.Collections.Generic.IEnumerable)serializableObjectContext.TargetObject). GetEnumerator(); enumerator.Reset(); DocumentReferenceCollectionSerializerContext context = new DocumentReferenceCollectionSerializerContext(this, serializableObjectContext, enumerator, SerializerAction.serializeNextDocumentReference); ((XpsSerializationManagerAsync)SerializationManager).OperationStack.Push(context); } private void SerializeNextDocumentReference( IEnumerator enumerator, SerializableObjectContext serializableObjectContext ) { if(enumerator.MoveNext()) { DocumentReferenceCollectionSerializerContext context = new DocumentReferenceCollectionSerializerContext(this, serializableObjectContext, enumerator, SerializerAction.serializeNextDocumentReference); ((XpsSerializationManagerAsync)SerializationManager).OperationStack.Push(context); object documentReference = enumerator.Current; SerializeDocumentReference(documentReference); } } /// /// Called to serialize a single DocumentReference /// private void SerializeDocumentReference( object documentReference ) { ReachSerializer serializer = SerializationManager.GetSerializer(documentReference); if(serializer!=null) { serializer.SerializeObject(documentReference); } else { // should we throw if this is not a DocumentReference or just not do anything? throw new XpsSerializationException(ReachSR.Get(ReachSRID.ReachSerialization_NoSerializer)); } } }; internal class DocumentReferenceCollectionSerializerContext : ReachSerializerContext { public DocumentReferenceCollectionSerializerContext( ReachSerializerAsync serializer, SerializableObjectContext objectContext, IEnumerator enumerator, SerializerAction action ): base(serializer,objectContext,action) { this._enumerator = enumerator; } public IEnumerator Enumerator { get { return _enumerator; } } private IEnumerator _enumerator; }; } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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