Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Annotations / LocatorGroup.cs / 1305600 / LocatorGroup.cs
//------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // ContentLocatorGroup represents a set of Locators. This is used to // model an anchor that is made up of several separately identifiable // pieces such as a set of Visio objects. // // Spec: http://team/sites/ag/Specifications/Simplifying%20Store%20Cache%20Model.doc // // History: // 11/10/2003: rruiz: Created class and file. // 12/03/2003: ssimova: Changed LocatorParts to Parts // 12/09/2003: ssimova: Added Id property // 03/02/2004: rruiz: Renamed the class to LocatorGroupImpl from RangeLocatorImpl // 06/30/2004: rruiz: Reworked the API of the class to be more direct (such as // no longer having a Parts property), added support for // notifications to its owner and from its sequences. // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Collections.Specialized; using System.ComponentModel; using System.Diagnostics; using System.Windows.Annotations.Storage; using System.Xml; using System.Xml.Schema; using System.Xml.Serialization; using MS.Internal; using MS.Internal.Annotations; namespace System.Windows.Annotations { ////// ContentLocatorGroup represents a set of Locators. This is used to /// model an anchor that is made up of several separately identifiable /// pieces such as a set of Visio objects. /// [XmlRoot(Namespace = AnnotationXmlConstants.Namespaces.CoreSchemaNamespace, ElementName = AnnotationXmlConstants.Elements.ContentLocatorGroup)] public sealed class ContentLocatorGroup : ContentLocatorBase, IXmlSerializable { //----------------------------------------------------- // // Public Methods // //----------------------------------------------------- #region Constructors ////// Creates an empty ContentLocatorGroup. /// public ContentLocatorGroup() { _locators = new AnnotationObservableCollection(); _locators.CollectionChanged += OnCollectionChanged; } #endregion Constructors //------------------------------------------------------ // // Public Methods // //----------------------------------------------------- #region Public Methods /// /// Create a deep clone of this ContentLocatorGroup including clones of all /// the Locators it contains. /// ///a deep clone of this ContentLocatorGroup; never returns null public override Object Clone() { ContentLocatorGroup clone = new ContentLocatorGroup(); foreach (ContentLocator loc in _locators) { clone.Locators.Add((ContentLocator)loc.Clone()); } return clone; } #region IXmlSerializable Implementation ////// Returns the null. The annotations schema can be found at /// http://schemas.microsoft.com/windows/annotations/2003/11/core. /// public XmlSchema GetSchema() { return null; } ////// Writes the internal data for this ContentLocatorGroup to the writer. This method /// is used by an XmlSerializer to serialize a ContentLocatorGroup. To serialize a /// ContentLocatorGroup to Xml, use an XmlSerializer. /// /// the writer to write internal data to ///writer is null public void WriteXml(XmlWriter writer) { if (writer == null) { throw new ArgumentNullException("writer"); } string prefix = writer.LookupPrefix(AnnotationXmlConstants.Namespaces.CoreSchemaNamespace); if (prefix == null) { writer.WriteAttributeString(AnnotationXmlConstants.Prefixes.XmlnsPrefix, AnnotationXmlConstants.Prefixes.CoreSchemaPrefix, null, AnnotationXmlConstants.Namespaces.CoreSchemaNamespace); } foreach (ContentLocatorBase locator in _locators) { if (locator != null) { AnnotationResource.ListSerializer.Serialize(writer, locator); } } } ////// Reads the internal data for this ContentLocatorGroup from the reader. This method /// is used by an XmlSerializer to deserialize a ContentLocatorGroup. To deserialize a /// ContentLocatorGroup from Xml, use an XmlSerializer. /// /// the reader to read internal data from ///reader is null public void ReadXml(XmlReader reader) { if (reader == null) { throw new ArgumentNullException("reader"); } // We expect no attributes on a "ContentLocatorGroup", // so throw using the name of one of the unexpected attributes Annotation.CheckForNonNamespaceAttribute(reader, AnnotationXmlConstants.Elements.ContentLocatorGroup); if (!reader.IsEmptyElement) { reader.Read(); // Reads the start of the "ContentLocatorGroup" element // Consume everything inside of the ContentLocatorGroup tag. while (!(AnnotationXmlConstants.Elements.ContentLocatorGroup == reader.LocalName && XmlNodeType.EndElement == reader.NodeType)) { // If a child node is a, deserialize a ContentLocatorBase if (AnnotationXmlConstants.Elements.ContentLocator == reader.LocalName) { ContentLocator locator = (ContentLocator)AnnotationResource.ListSerializer.Deserialize(reader); _locators.Add(locator); } else { // The ContentLocatorGroup contains a child that is not a ContentLocatorBase or // text. This isn't valid in the schema so we throw. throw new XmlException(SR.Get(SRID.InvalidXmlContent, AnnotationXmlConstants.Elements.ContentLocatorGroup)); } } } reader.Read(); // Reads the end of the "ContentLocatorGroup" element (or whole element if empty) } #endregion IXmlSerializable Implementation #endregion Public Methods //------------------------------------------------------ // // Public Operators // //------------------------------------------------------ //----------------------------------------------------- // // Public Events // //------------------------------------------------------ //----------------------------------------------------- // // Public Properties // //----------------------------------------------------- #region Public Properties /// /// /// public CollectionLocators { get { return _locators; } } #endregion Public Properties //----------------------------------------------------- // // Internal Methods // //------------------------------------------------------ #region Internal Methods /// /// Merges the ContentLocatorGroup with a ContentLocatorBase. If other is a ContentLocatorBase, /// it is added to the end of every ContentLocatorBase in this ContentLocatorGroup. /// If other is a ContentLocatorGroup, then each ContentLocatorBase in it must be added to /// each ContentLocatorBase (or a clone) in this ContentLocatorGroup. The result is this /// ContentLocatorGroup will contain n*m ContentLocatorBase. /// In both cases, this ContentLocatorGroup is modified. /// /// other ContentLocatorBase to merge with ///this ContentLocatorGroup internal override ContentLocatorBase Merge(ContentLocatorBase other) { if (other == null) return this; ContentLocator firstRight = null; ContentLocatorGroup locatorGroup = other as ContentLocatorGroup; if (locatorGroup != null) { ListtempList = new List (locatorGroup.Locators.Count * (this.Locators.Count - 1)); foreach (ContentLocator left in this.Locators) { foreach (ContentLocator right in locatorGroup.Locators) { if (firstRight == null) { firstRight = right; } else { ContentLocator clone = (ContentLocator)left.Clone(); clone.Append(right); tempList.Add(clone); } } // No need to clone or add here - just use the locator // already in the ContentLocatorGroup left.Append(firstRight); firstRight = null; } foreach (ContentLocator list in tempList) { this.Locators.Add(list); } } else { ContentLocator otherLoc = other as ContentLocator; Invariant.Assert(otherLoc != null, "other should be of type ContentLocator"); // Only other possible type for the ContentLocatorBase foreach(ContentLocator loc in this.Locators) { loc.Append(otherLoc); } } return this; } #endregion Internal Methods //----------------------------------------------------- // // Internal Operators // //------------------------------------------------------ //------------------------------------------------------ // // Internal Events // //----------------------------------------------------- //------------------------------------------------------ // // Internal Properties // //----------------------------------------------------- //----------------------------------------------------- // // Private Methods // //----------------------------------------------------- #region Private Methods /// /// Listens for change events from the collection of locators. Fires a change event /// from this LocatorSet when an event is received. /// private void OnCollectionChanged(object sender, NotifyCollectionChangedEventArgs e) { FireLocatorChanged("Locators"); } #endregion Private Methods //------------------------------------------------------ // // Private Fields // //----------------------------------------------------- #region Private Fields ////// Private data structure holding the ContentLocatorBase. /// private AnnotationObservableCollection_locators; #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ // // // Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // ContentLocatorGroup represents a set of Locators. This is used to // model an anchor that is made up of several separately identifiable // pieces such as a set of Visio objects. // // Spec: http://team/sites/ag/Specifications/Simplifying%20Store%20Cache%20Model.doc // // History: // 11/10/2003: rruiz: Created class and file. // 12/03/2003: ssimova: Changed LocatorParts to Parts // 12/09/2003: ssimova: Added Id property // 03/02/2004: rruiz: Renamed the class to LocatorGroupImpl from RangeLocatorImpl // 06/30/2004: rruiz: Reworked the API of the class to be more direct (such as // no longer having a Parts property), added support for // notifications to its owner and from its sequences. // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Collections.Specialized; using System.ComponentModel; using System.Diagnostics; using System.Windows.Annotations.Storage; using System.Xml; using System.Xml.Schema; using System.Xml.Serialization; using MS.Internal; using MS.Internal.Annotations; namespace System.Windows.Annotations { ////// ContentLocatorGroup represents a set of Locators. This is used to /// model an anchor that is made up of several separately identifiable /// pieces such as a set of Visio objects. /// [XmlRoot(Namespace = AnnotationXmlConstants.Namespaces.CoreSchemaNamespace, ElementName = AnnotationXmlConstants.Elements.ContentLocatorGroup)] public sealed class ContentLocatorGroup : ContentLocatorBase, IXmlSerializable { //----------------------------------------------------- // // Public Methods // //----------------------------------------------------- #region Constructors ////// Creates an empty ContentLocatorGroup. /// public ContentLocatorGroup() { _locators = new AnnotationObservableCollection(); _locators.CollectionChanged += OnCollectionChanged; } #endregion Constructors //------------------------------------------------------ // // Public Methods // //----------------------------------------------------- #region Public Methods /// /// Create a deep clone of this ContentLocatorGroup including clones of all /// the Locators it contains. /// ///a deep clone of this ContentLocatorGroup; never returns null public override Object Clone() { ContentLocatorGroup clone = new ContentLocatorGroup(); foreach (ContentLocator loc in _locators) { clone.Locators.Add((ContentLocator)loc.Clone()); } return clone; } #region IXmlSerializable Implementation ////// Returns the null. The annotations schema can be found at /// http://schemas.microsoft.com/windows/annotations/2003/11/core. /// public XmlSchema GetSchema() { return null; } ////// Writes the internal data for this ContentLocatorGroup to the writer. This method /// is used by an XmlSerializer to serialize a ContentLocatorGroup. To serialize a /// ContentLocatorGroup to Xml, use an XmlSerializer. /// /// the writer to write internal data to ///writer is null public void WriteXml(XmlWriter writer) { if (writer == null) { throw new ArgumentNullException("writer"); } string prefix = writer.LookupPrefix(AnnotationXmlConstants.Namespaces.CoreSchemaNamespace); if (prefix == null) { writer.WriteAttributeString(AnnotationXmlConstants.Prefixes.XmlnsPrefix, AnnotationXmlConstants.Prefixes.CoreSchemaPrefix, null, AnnotationXmlConstants.Namespaces.CoreSchemaNamespace); } foreach (ContentLocatorBase locator in _locators) { if (locator != null) { AnnotationResource.ListSerializer.Serialize(writer, locator); } } } ////// Reads the internal data for this ContentLocatorGroup from the reader. This method /// is used by an XmlSerializer to deserialize a ContentLocatorGroup. To deserialize a /// ContentLocatorGroup from Xml, use an XmlSerializer. /// /// the reader to read internal data from ///reader is null public void ReadXml(XmlReader reader) { if (reader == null) { throw new ArgumentNullException("reader"); } // We expect no attributes on a "ContentLocatorGroup", // so throw using the name of one of the unexpected attributes Annotation.CheckForNonNamespaceAttribute(reader, AnnotationXmlConstants.Elements.ContentLocatorGroup); if (!reader.IsEmptyElement) { reader.Read(); // Reads the start of the "ContentLocatorGroup" element // Consume everything inside of the ContentLocatorGroup tag. while (!(AnnotationXmlConstants.Elements.ContentLocatorGroup == reader.LocalName && XmlNodeType.EndElement == reader.NodeType)) { // If a child node is a, deserialize a ContentLocatorBase if (AnnotationXmlConstants.Elements.ContentLocator == reader.LocalName) { ContentLocator locator = (ContentLocator)AnnotationResource.ListSerializer.Deserialize(reader); _locators.Add(locator); } else { // The ContentLocatorGroup contains a child that is not a ContentLocatorBase or // text. This isn't valid in the schema so we throw. throw new XmlException(SR.Get(SRID.InvalidXmlContent, AnnotationXmlConstants.Elements.ContentLocatorGroup)); } } } reader.Read(); // Reads the end of the "ContentLocatorGroup" element (or whole element if empty) } #endregion IXmlSerializable Implementation #endregion Public Methods //------------------------------------------------------ // // Public Operators // //------------------------------------------------------ //----------------------------------------------------- // // Public Events // //------------------------------------------------------ //----------------------------------------------------- // // Public Properties // //----------------------------------------------------- #region Public Properties /// /// /// public CollectionLocators { get { return _locators; } } #endregion Public Properties //----------------------------------------------------- // // Internal Methods // //------------------------------------------------------ #region Internal Methods /// /// Merges the ContentLocatorGroup with a ContentLocatorBase. If other is a ContentLocatorBase, /// it is added to the end of every ContentLocatorBase in this ContentLocatorGroup. /// If other is a ContentLocatorGroup, then each ContentLocatorBase in it must be added to /// each ContentLocatorBase (or a clone) in this ContentLocatorGroup. The result is this /// ContentLocatorGroup will contain n*m ContentLocatorBase. /// In both cases, this ContentLocatorGroup is modified. /// /// other ContentLocatorBase to merge with ///this ContentLocatorGroup internal override ContentLocatorBase Merge(ContentLocatorBase other) { if (other == null) return this; ContentLocator firstRight = null; ContentLocatorGroup locatorGroup = other as ContentLocatorGroup; if (locatorGroup != null) { ListtempList = new List (locatorGroup.Locators.Count * (this.Locators.Count - 1)); foreach (ContentLocator left in this.Locators) { foreach (ContentLocator right in locatorGroup.Locators) { if (firstRight == null) { firstRight = right; } else { ContentLocator clone = (ContentLocator)left.Clone(); clone.Append(right); tempList.Add(clone); } } // No need to clone or add here - just use the locator // already in the ContentLocatorGroup left.Append(firstRight); firstRight = null; } foreach (ContentLocator list in tempList) { this.Locators.Add(list); } } else { ContentLocator otherLoc = other as ContentLocator; Invariant.Assert(otherLoc != null, "other should be of type ContentLocator"); // Only other possible type for the ContentLocatorBase foreach(ContentLocator loc in this.Locators) { loc.Append(otherLoc); } } return this; } #endregion Internal Methods //----------------------------------------------------- // // Internal Operators // //------------------------------------------------------ //------------------------------------------------------ // // Internal Events // //----------------------------------------------------- //------------------------------------------------------ // // Internal Properties // //----------------------------------------------------- //----------------------------------------------------- // // Private Methods // //----------------------------------------------------- #region Private Methods /// /// Listens for change events from the collection of locators. Fires a change event /// from this LocatorSet when an event is received. /// private void OnCollectionChanged(object sender, NotifyCollectionChangedEventArgs e) { FireLocatorChanged("Locators"); } #endregion Private Methods //------------------------------------------------------ // // Private Fields // //----------------------------------------------------- #region Private Fields ////// Private data structure holding the ContentLocatorBase. /// private AnnotationObservableCollection_locators; #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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