Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Xml / System / Xml / XPath / Internal / XPathAncestorQuery.cs / 1305376 / XPathAncestorQuery.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.Collections.Generic; internal sealed class XPathAncestorQuery : CacheAxisQuery { private bool matchSelf; public XPathAncestorQuery(Query qyInput, string name, string prefix, XPathNodeType typeTest, bool matchSelf) : base(qyInput, name, prefix, typeTest) { this.matchSelf = matchSelf; } private XPathAncestorQuery(XPathAncestorQuery other) : base(other) { this.matchSelf = other.matchSelf; } public override object Evaluate(XPathNodeIterator context) { base.Evaluate(context); XPathNavigator ancestor = null; XPathNavigator input; while ((input = qyInput.Advance()) != null) { if (matchSelf) { if (matches(input)) { if (!Insert(outputBuffer, input)) { // If input is already in output buffer all its ancestors are in a buffer as well. continue; } } } if (ancestor == null || ! ancestor.MoveTo(input)) { ancestor = input.Clone(); } while (ancestor.MoveToParent()) { if (matches(ancestor)) { if (!Insert(outputBuffer, ancestor)) { // If input is already in output buffer all its ancestors are in a buffer as well. break; } } } } return this; } public override XPathNodeIterator Clone() { return new XPathAncestorQuery(this); } public override int CurrentPosition { get { return outputBuffer.Count - count + 1; } } public override QueryProps Properties { get { return base.Properties | QueryProps.Reverse; } } public override void PrintQuery(XmlWriter w) { w.WriteStartElement(this.GetType().Name); if (matchSelf) { w.WriteAttributeString("self", "yes"); } if (NameTest) { w.WriteAttributeString("name", Prefix.Length != 0 ? Prefix + ':' + Name : Name); } if (TypeTest != XPathNodeType.Element) { w.WriteAttributeString("nodeType", TypeTest.ToString()); } qyInput.PrintQuery(w); w.WriteEndElement(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// 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.Collections.Generic; internal sealed class XPathAncestorQuery : CacheAxisQuery { private bool matchSelf; public XPathAncestorQuery(Query qyInput, string name, string prefix, XPathNodeType typeTest, bool matchSelf) : base(qyInput, name, prefix, typeTest) { this.matchSelf = matchSelf; } private XPathAncestorQuery(XPathAncestorQuery other) : base(other) { this.matchSelf = other.matchSelf; } public override object Evaluate(XPathNodeIterator context) { base.Evaluate(context); XPathNavigator ancestor = null; XPathNavigator input; while ((input = qyInput.Advance()) != null) { if (matchSelf) { if (matches(input)) { if (!Insert(outputBuffer, input)) { // If input is already in output buffer all its ancestors are in a buffer as well. continue; } } } if (ancestor == null || ! ancestor.MoveTo(input)) { ancestor = input.Clone(); } while (ancestor.MoveToParent()) { if (matches(ancestor)) { if (!Insert(outputBuffer, ancestor)) { // If input is already in output buffer all its ancestors are in a buffer as well. break; } } } } return this; } public override XPathNodeIterator Clone() { return new XPathAncestorQuery(this); } public override int CurrentPosition { get { return outputBuffer.Count - count + 1; } } public override QueryProps Properties { get { return base.Properties | QueryProps.Reverse; } } public override void PrintQuery(XmlWriter w) { w.WriteStartElement(this.GetType().Name); if (matchSelf) { w.WriteAttributeString("self", "yes"); } if (NameTest) { w.WriteAttributeString("name", Prefix.Length != 0 ? Prefix + ':' + Name : Name); } if (TypeTest != XPathNodeType.Element) { w.WriteAttributeString("nodeType", TypeTest.ToString()); } qyInput.PrintQuery(w); w.WriteEndElement(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- DataMisalignedException.cs
- ChildTable.cs
- ReversePositionQuery.cs
- ParameterRetriever.cs
- TextBoxRenderer.cs
- StandardBindingElementCollection.cs
- FileEnumerator.cs
- sqlinternaltransaction.cs
- IsolationInterop.cs
- ToolboxCategoryItems.cs
- CheckedListBox.cs
- HwndMouseInputProvider.cs
- ControlPropertyNameConverter.cs
- ImageIndexConverter.cs
- PaginationProgressEventArgs.cs
- RequestCacheManager.cs
- StylusPoint.cs
- Point.cs
- WindowsGraphics2.cs
- PolyBezierSegmentFigureLogic.cs
- HeaderPanel.cs
- UnicodeEncoding.cs
- NodeFunctions.cs
- RichTextBox.cs
- PeerCredentialElement.cs
- SoapObjectReader.cs
- CanonicalizationDriver.cs
- XpsResource.cs
- AdditionalEntityFunctions.cs
- FrameworkElementFactory.cs
- RoutingExtension.cs
- APCustomTypeDescriptor.cs
- AdministrationHelpers.cs
- EntityDataSourceViewSchema.cs
- NameTable.cs
- PopupControlService.cs
- ToolStripDropDownItem.cs
- LinearGradientBrush.cs
- AccessDataSourceWizardForm.cs
- XPathScanner.cs
- XmlSchemaDocumentation.cs
- RegistryConfigurationProvider.cs
- Window.cs
- CustomCredentialPolicy.cs
- SafeSecurityHelper.cs
- ResourcePart.cs
- TabItemAutomationPeer.cs
- GACIdentityPermission.cs
- DefaultHttpHandler.cs
- PublisherMembershipCondition.cs
- Base64Encoding.cs
- LayoutDump.cs
- DBDataPermissionAttribute.cs
- LogicalTreeHelper.cs
- ModuleBuilder.cs
- Win32KeyboardDevice.cs
- DescendantBaseQuery.cs
- FileDetails.cs
- CodeAssignStatement.cs
- ThreadTrace.cs
- DataGridViewRowErrorTextNeededEventArgs.cs
- ListSortDescriptionCollection.cs
- ImmutablePropertyDescriptorGridEntry.cs
- DocumentPageHost.cs
- ImageMap.cs
- StreamGeometryContext.cs
- LinqDataSource.cs
- DispatcherExceptionFilterEventArgs.cs
- XsltLoader.cs
- XmlSchemaGroupRef.cs
- WebRequest.cs
- GuidTagList.cs
- FormatException.cs
- ReflectionServiceProvider.cs
- UseAttributeSetsAction.cs
- PositiveTimeSpanValidatorAttribute.cs
- CryptoConfig.cs
- DataGridViewTextBoxCell.cs
- SchemaElementDecl.cs
- WindowsSolidBrush.cs
- Graphics.cs
- SubqueryTrackingVisitor.cs
- RefType.cs
- DataError.cs
- FormViewPageEventArgs.cs
- WSHttpBinding.cs
- TTSEngineProxy.cs
- OleDbConnectionFactory.cs
- ContentDefinition.cs
- DetailsViewInsertEventArgs.cs
- WebPartMinimizeVerb.cs
- ConsoleTraceListener.cs
- Validator.cs
- EngineSite.cs
- ComEventsHelper.cs
- SelectionEditingBehavior.cs
- FileDialog_Vista_Interop.cs
- SmtpCommands.cs
- Errors.cs
- PageBuildProvider.cs