Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Framework / MS / Internal / Annotations / Anchoring / TreeNodeSelectionProcessor.cs / 1 / TreeNodeSelectionProcessor.cs
//------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // TreeNodeSelectionProcessor is a selection processor // that can handle Logical Tree Nodes as selections. // Spec: http://team/sites/ag/Specifications/Anchoring%20Namespace%20Spec.doc // // History: // 8/8/2003: magedz: Created // 08/18/2003: rruiz: Updated to Anchoring Namespace Spec. // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Globalization; using System.Windows; using System.Windows.Annotations; using System.Windows.Annotations.Storage; using System.Windows.Documents; using System.Windows.Media; using System.Xml; using MS.Utility; namespace MS.Internal.Annotations.Anchoring { ////// TreeNodeSelectionProcessor is a selection processor /// that can handle Logical Tree Nodes as selections. /// internal sealed class TreeNodeSelectionProcessor : SelectionProcessor { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors ////// Creates an instance of TreeNodeSelectionProcessor. /// public TreeNodeSelectionProcessor() { } #endregion Constructors //------------------------------------------------------ // // Public Methods // //----------------------------------------------------- #region Public Methods ////// Merges the two selections into one, if possible. /// /// selection to merge /// other selection to merge /// new selection that contains the data from both /// selection1 and selection2 ///always returns false, Logical Tree Nodes cannot be merged /// ///selection1 or selection2 are /// null public override bool MergeSelections(Object selection1, Object selection2, out Object newSelection) { if (selection1 == null) throw new ArgumentNullException("selection1"); if (selection2 == null) throw new ArgumentNullException("selection2"); newSelection = null; return false; } ////// Gets the tree elements spanned by the selection. /// /// the selection to examine ///a list of elements spanned by the selection; never returns /// null ///selection is null ///selection is of wrong type public override IListGetSelectedNodes(Object selection) { return new DependencyObject[] { GetParent(selection) }; } /// /// Gets the parent element of this selection. /// /// the selection to examine ///the parent element of the selection; can be null ///selection is null ///selection is of wrong type public override UIElement GetParent(Object selection) { if (selection == null) throw new ArgumentNullException("selection"); UIElement element = selection as UIElement; if (element == null) { throw new ArgumentException(SR.Get(SRID.WrongSelectionType), "selection"); } return element; } ////// Gets the anchor point for the selection /// /// the selection to examine ///the anchor point of the selection; can be null ///selection is null ///selection is of wrong type public override Point GetAnchorPoint(Object selection) { if (selection == null) throw new ArgumentNullException("selection"); Visual element = selection as Visual; if (element == null) throw new ArgumentException(SR.Get(SRID.WrongSelectionType), "selection"); // get the Visual's bounding rectangle's let, top and store them in a point Rect rect = element.VisualContentBounds; return new Point(rect.Left, rect.Top); } ////// Creates one or more locator parts representing the portion /// of 'startNode' spanned by 'selection'. /// /// the selection that is being processed /// the node the locator parts should be in the /// context of ///one or more locator parts representing the portion of 'startNode' spanned /// by 'selection' ///startNode or selection is null ///startNode is not a DependencyObject or /// selection is of the wrong type public override IListGenerateLocatorParts(Object selection, DependencyObject startNode) { if (startNode == null) throw new ArgumentNullException("startNode"); if (selection == null) throw new ArgumentNullException("selection"); return new List (0); } /// /// Creates a selection object spanning the portion of 'startNode' /// specified by 'locatorPart'. /// /// locator part specifying data to be spanned /// the node to be spanned by the created /// selection /// always set to AttachmentLevel.Full ///a selection spanning the portion of 'startNode' specified by /// 'locatorPart' ///locatorPart or startNode are /// null ///locatorPart is of the incorrect type public override Object ResolveLocatorPart(ContentLocatorPart locatorPart, DependencyObject startNode, out AttachmentLevel attachmentLevel) { if (startNode == null) throw new ArgumentNullException("startNode"); if (locatorPart == null) throw new ArgumentNullException("locatorPart"); attachmentLevel = AttachmentLevel.Full; return startNode; } ////// Returns a list of XmlQualifiedNames representing the /// the locator parts this processor can resolve/generate. /// public override XmlQualifiedName[] GetLocatorPartTypes() { return (XmlQualifiedName[])LocatorPartTypeNames.Clone(); } #endregion Public Methods //------------------------------------------------------ // // Public Operators // //------------------------------------------------------ //----------------------------------------------------- // // Public Properties // //------------------------------------------------------ //----------------------------------------------------- // // Public Events // //----------------------------------------------------- //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields // ContentLocatorPart types understood by this processor private static readonly XmlQualifiedName[] LocatorPartTypeNames = new XmlQualifiedName[0]; #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: // TreeNodeSelectionProcessor is a selection processor // that can handle Logical Tree Nodes as selections. // Spec: http://team/sites/ag/Specifications/Anchoring%20Namespace%20Spec.doc // // History: // 8/8/2003: magedz: Created // 08/18/2003: rruiz: Updated to Anchoring Namespace Spec. // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Globalization; using System.Windows; using System.Windows.Annotations; using System.Windows.Annotations.Storage; using System.Windows.Documents; using System.Windows.Media; using System.Xml; using MS.Utility; namespace MS.Internal.Annotations.Anchoring { ////// TreeNodeSelectionProcessor is a selection processor /// that can handle Logical Tree Nodes as selections. /// internal sealed class TreeNodeSelectionProcessor : SelectionProcessor { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors ////// Creates an instance of TreeNodeSelectionProcessor. /// public TreeNodeSelectionProcessor() { } #endregion Constructors //------------------------------------------------------ // // Public Methods // //----------------------------------------------------- #region Public Methods ////// Merges the two selections into one, if possible. /// /// selection to merge /// other selection to merge /// new selection that contains the data from both /// selection1 and selection2 ///always returns false, Logical Tree Nodes cannot be merged /// ///selection1 or selection2 are /// null public override bool MergeSelections(Object selection1, Object selection2, out Object newSelection) { if (selection1 == null) throw new ArgumentNullException("selection1"); if (selection2 == null) throw new ArgumentNullException("selection2"); newSelection = null; return false; } ////// Gets the tree elements spanned by the selection. /// /// the selection to examine ///a list of elements spanned by the selection; never returns /// null ///selection is null ///selection is of wrong type public override IListGetSelectedNodes(Object selection) { return new DependencyObject[] { GetParent(selection) }; } /// /// Gets the parent element of this selection. /// /// the selection to examine ///the parent element of the selection; can be null ///selection is null ///selection is of wrong type public override UIElement GetParent(Object selection) { if (selection == null) throw new ArgumentNullException("selection"); UIElement element = selection as UIElement; if (element == null) { throw new ArgumentException(SR.Get(SRID.WrongSelectionType), "selection"); } return element; } ////// Gets the anchor point for the selection /// /// the selection to examine ///the anchor point of the selection; can be null ///selection is null ///selection is of wrong type public override Point GetAnchorPoint(Object selection) { if (selection == null) throw new ArgumentNullException("selection"); Visual element = selection as Visual; if (element == null) throw new ArgumentException(SR.Get(SRID.WrongSelectionType), "selection"); // get the Visual's bounding rectangle's let, top and store them in a point Rect rect = element.VisualContentBounds; return new Point(rect.Left, rect.Top); } ////// Creates one or more locator parts representing the portion /// of 'startNode' spanned by 'selection'. /// /// the selection that is being processed /// the node the locator parts should be in the /// context of ///one or more locator parts representing the portion of 'startNode' spanned /// by 'selection' ///startNode or selection is null ///startNode is not a DependencyObject or /// selection is of the wrong type public override IListGenerateLocatorParts(Object selection, DependencyObject startNode) { if (startNode == null) throw new ArgumentNullException("startNode"); if (selection == null) throw new ArgumentNullException("selection"); return new List (0); } /// /// Creates a selection object spanning the portion of 'startNode' /// specified by 'locatorPart'. /// /// locator part specifying data to be spanned /// the node to be spanned by the created /// selection /// always set to AttachmentLevel.Full ///a selection spanning the portion of 'startNode' specified by /// 'locatorPart' ///locatorPart or startNode are /// null ///locatorPart is of the incorrect type public override Object ResolveLocatorPart(ContentLocatorPart locatorPart, DependencyObject startNode, out AttachmentLevel attachmentLevel) { if (startNode == null) throw new ArgumentNullException("startNode"); if (locatorPart == null) throw new ArgumentNullException("locatorPart"); attachmentLevel = AttachmentLevel.Full; return startNode; } ////// Returns a list of XmlQualifiedNames representing the /// the locator parts this processor can resolve/generate. /// public override XmlQualifiedName[] GetLocatorPartTypes() { return (XmlQualifiedName[])LocatorPartTypeNames.Clone(); } #endregion Public Methods //------------------------------------------------------ // // Public Operators // //------------------------------------------------------ //----------------------------------------------------- // // Public Properties // //------------------------------------------------------ //----------------------------------------------------- // // Public Events // //----------------------------------------------------- //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields // ContentLocatorPart types understood by this processor private static readonly XmlQualifiedName[] LocatorPartTypeNames = new XmlQualifiedName[0]; #endregion Private Fields } } // 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
- _SecureChannel.cs
- WebProxyScriptElement.cs
- AppSecurityManager.cs
- ListViewItemMouseHoverEvent.cs
- FloaterParaClient.cs
- DataGridViewButtonColumn.cs
- XmlCustomFormatter.cs
- CompilationRelaxations.cs
- OutOfMemoryException.cs
- RuleRefElement.cs
- XmlSchemaAppInfo.cs
- _NegoState.cs
- XmlSchemaImport.cs
- Globals.cs
- Soap12FormatExtensions.cs
- CompositeTypefaceMetrics.cs
- WindowsListViewSubItem.cs
- UnsafeNativeMethods.cs
- LocatorGroup.cs
- DataGridDesigner.cs
- SR.cs
- XmlToDatasetMap.cs
- XmlQueryContext.cs
- FrameworkElementFactory.cs
- InternalPermissions.cs
- DescendentsWalker.cs
- Context.cs
- InfoCardRSAPKCS1KeyExchangeDeformatter.cs
- DataGridViewRowsRemovedEventArgs.cs
- TemplateApplicationHelper.cs
- ToolStripButton.cs
- OdbcConnectionFactory.cs
- HwndProxyElementProvider.cs
- EmptyControlCollection.cs
- SeekableMessageNavigator.cs
- ISAPIApplicationHost.cs
- XmlLinkedNode.cs
- SafeThemeHandle.cs
- DependencyPropertyValueSerializer.cs
- FileClassifier.cs
- ModelTreeEnumerator.cs
- Trace.cs
- TreeBuilderBamlTranslator.cs
- MemberDomainMap.cs
- GridViewDeleteEventArgs.cs
- Latin1Encoding.cs
- StartUpEventArgs.cs
- GridProviderWrapper.cs
- ZoneIdentityPermission.cs
- FormsAuthenticationTicket.cs
- TransformationRules.cs
- OleDbInfoMessageEvent.cs
- CornerRadius.cs
- Application.cs
- MarshalDirectiveException.cs
- RewritingSimplifier.cs
- XmlAnyAttributeAttribute.cs
- Symbol.cs
- SmiRecordBuffer.cs
- HwndKeyboardInputProvider.cs
- BreakSafeBase.cs
- SpotLight.cs
- CallbackHandler.cs
- ParsedAttributeCollection.cs
- ReachSerializationUtils.cs
- SHA512.cs
- SchemaCollectionPreprocessor.cs
- DateTimeValueSerializerContext.cs
- ResXBuildProvider.cs
- ElementNotAvailableException.cs
- DependencyPropertyHelper.cs
- propertytag.cs
- TaskScheduler.cs
- MessagePartDescriptionCollection.cs
- WorkflowWebHostingModule.cs
- Registry.cs
- TypefaceMetricsCache.cs
- SQlBooleanStorage.cs
- LayoutEditorPart.cs
- RelationalExpressions.cs
- DataControlLinkButton.cs
- DiagnosticTraceSource.cs
- WebReferencesBuildProvider.cs
- XmlTypeAttribute.cs
- OutputScopeManager.cs
- BindUriHelper.cs
- StorageFunctionMapping.cs
- TrailingSpaceComparer.cs
- Brushes.cs
- RuntimeEnvironment.cs
- SettingsAttributeDictionary.cs
- ClassicBorderDecorator.cs
- PersonalizableAttribute.cs
- PolyQuadraticBezierSegment.cs
- TextLineBreak.cs
- AstNode.cs
- StorageMappingFragment.cs
- unitconverter.cs
- OLEDB_Enum.cs
- HostedImpersonationContext.cs