Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Data / XmlNamespaceMappingCollection.cs / 1305600 / XmlNamespaceMappingCollection.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: Implementation of XmlNamespaceMappingCollection object. // // Specs: http://avalon/connecteddata/M5%20Specs/XmlDataSource.mht // http://avalon/connecteddata/M5%20Specs/WCP%20DataSources.mht // //--------------------------------------------------------------------------- using System; using System.Collections; // IEnumerator using System.Collections.Generic; // ICollectionusing System.Xml; using System.Windows.Markup; using MS.Utility; namespace System.Windows.Data { /// /// XmlNamespaceMappingCollection Class /// Used to declare namespaces to be used in Xml data binding XPath queries /// [Localizability(LocalizationCategory.NeverLocalize)] public class XmlNamespaceMappingCollection : XmlNamespaceManager, ICollection, IAddChildInternal { /// /// Constructor /// public XmlNamespaceMappingCollection() : base(new NameTable()) {} #region IAddChild ////// IAddChild implementation /// /// void IAddChild.AddChild(object value) { AddChild(value); } ////// /// IAddChild implementation /// /// protected virtual void AddChild(object value) { XmlNamespaceMapping mapping = value as XmlNamespaceMapping; if (mapping == null) throw new ArgumentException(SR.Get(SRID.RequiresXmlNamespaceMapping, value.GetType().FullName), "value"); Add(mapping); } ////// IAddChild implementation /// /// void IAddChild.AddText(string text) { AddText(text); } ////// IAddChild implementation /// /// protected virtual void AddText(string text) { if (text == null) throw new ArgumentNullException("text"); XamlSerializerUtil.ThrowIfNonWhiteSpaceInAddText(text, this); } #endregion #region ICollection/// /// Add XmlNamespaceMapping /// ///mapping is null public void Add(XmlNamespaceMapping mapping) { if (mapping == null) throw new ArgumentNullException("mapping"); if (mapping.Uri == null) throw new ArgumentException(SR.Get(SRID.RequiresXmlNamespaceMappingUri), "mapping"); // this.AddNamespace(mapping.Prefix, mapping.Uri.OriginalString); } ////// Remove all XmlNamespaceMappings /// ////// This is potentially an expensive operation. /// It may be cheaper to simply create a new XmlNamespaceMappingCollection. /// public void Clear() { int count = Count; XmlNamespaceMapping[] array = new XmlNamespaceMapping[count]; CopyTo(array, 0); for (int i = 0; i < count; ++i) { Remove(array[i]); } } ////// Add XmlNamespaceMapping /// ///mapping is null public bool Contains(XmlNamespaceMapping mapping) { if (mapping == null) throw new ArgumentNullException("mapping"); if (mapping.Uri == null) throw new ArgumentException(SR.Get(SRID.RequiresXmlNamespaceMappingUri), "mapping"); return (this.LookupNamespace(mapping.Prefix) == mapping.Uri.OriginalString); } ////// Copy XmlNamespaceMappings to array /// public void CopyTo(XmlNamespaceMapping[] array, int arrayIndex) { if (array == null) throw new ArgumentNullException("array"); int i = arrayIndex; int maxLength = array.Length; foreach (XmlNamespaceMapping mapping in this) { if (i >= maxLength) throw new ArgumentException(SR.Get(SRID.Collection_CopyTo_NumberOfElementsExceedsArrayLength, "arrayIndex", "array")); array[i] = mapping; ++ i; } } ////// Remove XmlNamespaceMapping /// ////// true if the mapping was removed /// ///mapping is null public bool Remove(XmlNamespaceMapping mapping) { if (mapping == null) throw new ArgumentNullException("mapping"); if (mapping.Uri == null) throw new ArgumentException(SR.Get(SRID.RequiresXmlNamespaceMappingUri), "mapping"); if (Contains(mapping)) { this.RemoveNamespace(mapping.Prefix, mapping.Uri.OriginalString); return true; } return false; } ////// Count of the number of XmlNamespaceMappings /// public int Count { get { int count = 0; foreach (XmlNamespaceMapping mapping in this) { ++ count; } return count; } } ////// Value to indicate if this collection is read only /// public bool IsReadOnly { get { return false; } } ////// IEnumerable implementation. /// ////// This enables the serializer to serialize the contents of the XmlNamespaceMappingCollection. /// The default namespaces (xnm, xml, and string.Empty) are not included in this enumeration. /// public override IEnumerator GetEnumerator() { return ProtectedGetEnumerator(); } ////// IEnumerable (generic) implementation. /// IEnumeratorIEnumerable .GetEnumerator() { return ProtectedGetEnumerator(); } /// /// Protected member for use by IEnumerable implementations. /// protected IEnumeratorProtectedGetEnumerator() { IEnumerator enumerator = BaseEnumerator; while (enumerator.MoveNext()) { string prefix = (string) enumerator.Current; // ignore the default namespaces added automatically in the XmlNamespaceManager if (prefix == "xmlns" || prefix == "xml") continue; string ns = this.LookupNamespace(prefix); // ignore the empty prefix if the namespace has not been reassigned if ((prefix == string.Empty) && (ns == string.Empty)) continue; Uri uri = new Uri(ns, UriKind.RelativeOrAbsolute); XmlNamespaceMapping xnm = new XmlNamespaceMapping(prefix, uri); yield return xnm; } } // The iterator above cannot access base.GetEnumerator directly - this // causes build warning 1911, and makes MoveNext throw a security // exception under partial trust (bug 1785518). Accessing it indirectly // through this property fixes the problem. private IEnumerator BaseEnumerator { get { return base.GetEnumerator(); } } #endregion ICollection } } // 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
- PeerNameResolver.cs
- PatternMatcher.cs
- XmlWhitespace.cs
- VirtualPath.cs
- ClientUtils.cs
- BitStack.cs
- ThreadStateException.cs
- SynchronizedInputAdaptor.cs
- SecurityUtils.cs
- TreeNodeSelectionProcessor.cs
- FlowDecisionDesigner.xaml.cs
- ThreadAttributes.cs
- CollectionChangeEventArgs.cs
- UInt32Converter.cs
- RefType.cs
- DataFormats.cs
- XmlDocumentSerializer.cs
- DataObjectPastingEventArgs.cs
- KeysConverter.cs
- HandlerFactoryCache.cs
- SEHException.cs
- CheckBoxStandardAdapter.cs
- EventHandlingScope.cs
- FormsAuthenticationUserCollection.cs
- SqlMethodAttribute.cs
- WinHttpWebProxyFinder.cs
- ValueUnavailableException.cs
- EpmCustomContentSerializer.cs
- CqlErrorHelper.cs
- DefaultSettingsSection.cs
- DependencyPropertyValueSerializer.cs
- IndexedString.cs
- RestHandler.cs
- BinaryUtilClasses.cs
- MarkedHighlightComponent.cs
- JsonServiceDocumentSerializer.cs
- DataMisalignedException.cs
- WebPartMinimizeVerb.cs
- BindingNavigator.cs
- RemotingException.cs
- HttpRawResponse.cs
- XmlIgnoreAttribute.cs
- Polygon.cs
- LinkedResource.cs
- RayHitTestParameters.cs
- DesignerActionHeaderItem.cs
- RunClient.cs
- SHA384Managed.cs
- DataGridViewCellStyleChangedEventArgs.cs
- RegexTree.cs
- XmlNodeChangedEventArgs.cs
- _CacheStreams.cs
- Script.cs
- InkPresenterAutomationPeer.cs
- ScrollChangedEventArgs.cs
- ObjectDataProvider.cs
- GradientSpreadMethodValidation.cs
- ScaleTransform.cs
- DesignerSerializationOptionsAttribute.cs
- COMException.cs
- DecoderFallback.cs
- Stroke2.cs
- DependencyPropertyDescriptor.cs
- UnsafeNativeMethods.cs
- CustomBindingElementCollection.cs
- HandledMouseEvent.cs
- StringHelper.cs
- SqlConnectionHelper.cs
- Paragraph.cs
- dbdatarecord.cs
- ConnectionManagementSection.cs
- TouchesCapturedWithinProperty.cs
- ClassicBorderDecorator.cs
- ArrayElementGridEntry.cs
- CharacterBuffer.cs
- MetafileHeader.cs
- DecimalConverter.cs
- PassportPrincipal.cs
- X509Certificate2.cs
- SoapHeaderAttribute.cs
- FormParameter.cs
- DependencySource.cs
- VisualStateChangedEventArgs.cs
- IsolatedStorageFileStream.cs
- HttpProfileBase.cs
- DocumentViewerBase.cs
- StaticFileHandler.cs
- StatusBarDrawItemEvent.cs
- DateTimeUtil.cs
- ParentUndoUnit.cs
- DataGridViewTextBoxCell.cs
- ArraySubsetEnumerator.cs
- GenericUriParser.cs
- UnsafePeerToPeerMethods.cs
- SpeechDetectedEventArgs.cs
- ProcessHostServerConfig.cs
- UpDownBaseDesigner.cs
- TreeNodeStyleCollectionEditor.cs
- SoapObjectReader.cs
- FunctionNode.cs