Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / fx / src / Xml / System / Xml / XPath / Internal / NodeFunctions.cs / 1 / NodeFunctions.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- namespace MS.Internal.Xml.XPath { using System; using System.Xml; using System.Xml.XPath; using System.Diagnostics; using System.Globalization; using System.Xml.Xsl; using FT = MS.Internal.Xml.XPath.Function.FunctionType; internal sealed class NodeFunctions : ValueQuery { Query arg = null; FT funcType; XsltContext xsltContext; public NodeFunctions(FT funcType, Query arg) { this.funcType = funcType; this.arg = arg; } public override void SetXsltContext(XsltContext context){ this.xsltContext = context.Whitespace ? context : null; if (arg != null) { arg.SetXsltContext(context); } } private XPathNavigator EvaluateArg(XPathNodeIterator context) { if (arg == null) { return context.Current; } arg.Evaluate(context); return arg.Advance(); } public override object Evaluate(XPathNodeIterator context) { XPathNavigator argVal; switch (funcType) { case FT.FuncPosition: return (double)context.CurrentPosition; case FT.FuncLast: return (double)context.Count; case FT.FuncNameSpaceUri: argVal = EvaluateArg(context); if (argVal != null) { return argVal.NamespaceURI; } break; case FT.FuncLocalName: argVal = EvaluateArg(context); if (argVal != null) { return argVal.LocalName; } break; case FT.FuncName : argVal = EvaluateArg(context); if (argVal != null) { return argVal.Name; } break; case FT.FuncCount: arg.Evaluate(context); int count = 0; if (xsltContext != null) { XPathNavigator nav; while ((nav = arg.Advance()) != null) { if (nav.NodeType != XPathNodeType.Whitespace || xsltContext.PreserveWhitespace(nav)) { count++; } } } else { while (arg.Advance() != null) { count++; } } return (double) count; } return string.Empty; } public override XPathResultType StaticType { get { return Function.ReturnTypes[(int)funcType]; } } public override XPathNodeIterator Clone() { NodeFunctions method = new NodeFunctions(funcType, Clone(arg)); method.xsltContext = this.xsltContext; return method; } public override void PrintQuery(XmlWriter w) { w.WriteStartElement(this.GetType().Name); w.WriteAttributeString("name", funcType.ToString()); if (arg != null) { arg.PrintQuery(w); } w.WriteEndElement(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
![Network programming in C#, Network Programming in VB.NET, Network Programming in .NET](/images/book.jpg)
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- assemblycache.cs
- SqlDeflator.cs
- SecuritySessionClientSettings.cs
- OdbcDataReader.cs
- IxmlLineInfo.cs
- IndentTextWriter.cs
- AnnotationComponentManager.cs
- OracleCommandSet.cs
- ContextMarshalException.cs
- AdCreatedEventArgs.cs
- ItemCheckedEvent.cs
- EnumBuilder.cs
- _DisconnectOverlappedAsyncResult.cs
- DescriptionAttribute.cs
- CapabilitiesRule.cs
- ActivationArguments.cs
- HttpCookie.cs
- AddInController.cs
- HandlerBase.cs
- Parallel.cs
- BaseTemplateParser.cs
- XmlTextWriter.cs
- QualifiedId.cs
- CodePageUtils.cs
- IdentityModelStringsVersion1.cs
- COAUTHINFO.cs
- ClassDataContract.cs
- ZipIOExtraFieldElement.cs
- SQLDateTime.cs
- PasswordBox.cs
- SqlUtils.cs
- TimeSpanFormat.cs
- JavaScriptObjectDeserializer.cs
- IRCollection.cs
- Serializer.cs
- JsonReaderDelegator.cs
- ConfigurationProviderException.cs
- Interlocked.cs
- XamlSerializerUtil.cs
- documentation.cs
- ConnectionStringSettingsCollection.cs
- WindowsToolbarAsMenu.cs
- Label.cs
- datacache.cs
- CellTreeSimplifier.cs
- ReferenceService.cs
- TraceUtility.cs
- MarkupCompiler.cs
- AbandonedMutexException.cs
- InternalResources.cs
- XmlCountingReader.cs
- WinFormsSecurity.cs
- DeferredReference.cs
- MemberInfoSerializationHolder.cs
- OleDbReferenceCollection.cs
- QilBinary.cs
- OpacityConverter.cs
- DataControlButton.cs
- SmiSettersStream.cs
- GridViewSortEventArgs.cs
- Button.cs
- SettingsPropertyValue.cs
- SrgsGrammarCompiler.cs
- MenuEventArgs.cs
- CommunicationObjectFaultedException.cs
- InkCanvasSelection.cs
- HTMLTagNameToTypeMapper.cs
- XmlSerializerOperationGenerator.cs
- LinkArea.cs
- AuthenticationConfig.cs
- Int32Animation.cs
- WindowVisualStateTracker.cs
- PageClientProxyGenerator.cs
- PublishLicense.cs
- webeventbuffer.cs
- Animatable.cs
- BinaryKeyIdentifierClause.cs
- SingleSelectRootGridEntry.cs
- ScrollBar.cs
- ParenthesizePropertyNameAttribute.cs
- HtmlImage.cs
- ComEventsHelper.cs
- BeginEvent.cs
- Int64Animation.cs
- ConstraintManager.cs
- ByteArrayHelperWithString.cs
- OdbcTransaction.cs
- WinEventWrap.cs
- MultiBinding.cs
- GeometryValueSerializer.cs
- FileSecurity.cs
- CacheForPrimitiveTypes.cs
- AspCompat.cs
- MarshalByRefObject.cs
- LineInfo.cs
- GeneralTransformGroup.cs
- ControlCachePolicy.cs
- DefinitionBase.cs
- DuplicateWaitObjectException.cs
- XmlMapping.cs