Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Framework / System / Windows / namescope.cs / 1 / namescope.cs
/****************************************************************************\ * * File: NameScope.cs * * Used to store mapping information for names occuring * within the logical tree section. * * Copyright (C) 2005 by Microsoft Corporation. All rights reserved. * \***************************************************************************/ using System; using System.Windows; using System.Collections; using System.Collections.Specialized; using System.Globalization; using System.Windows.Markup; using System.ComponentModel; using MS.Internal; namespace System.Windows { ////// Used to store mapping information for names occuring /// within the logical tree section. /// public class NameScope : INameScope { #region INameScope ////// Register Name-Object Map /// /// name to be registered /// object mapped to name public void RegisterName(string name, object scopedElement) { if (name == null) throw new ArgumentNullException("name"); if (scopedElement == null) throw new ArgumentNullException("scopedElement"); if (name == String.Empty) throw new ArgumentException(SR.Get(SRID.NameScopeNameNotEmptyString)); if (!NameValidationHelper.IsValidIdentifierName(name)) { throw new ArgumentException(SR.Get(SRID.NameScopeInvalidIdentifierName, name)); } if (_nameMap == null) { _nameMap = new HybridDictionary(); _nameMap[name] = scopedElement; } else { object nameContext = _nameMap[name]; // first time adding the Name, set it if (nameContext == null) { _nameMap[name] = scopedElement; } else if (scopedElement != nameContext) { throw new ArgumentException(SR.Get(SRID.NameScopeDuplicateNamesNotAllowed, name)); } } if( TraceNameScope.IsEnabled ) { TraceNameScope.TraceActivityItem( TraceNameScope.RegisterName, this, name, scopedElement ); } } ////// Unregister Name-Object Map /// /// name to be registered public void UnregisterName(string name) { if (name == null) throw new ArgumentNullException("name"); if (name == String.Empty) throw new ArgumentException(SR.Get(SRID.NameScopeNameNotEmptyString)); if (_nameMap != null && _nameMap[name] != null) { _nameMap.Remove(name); } else { throw new ArgumentException(SR.Get(SRID.NameScopeNameNotFound, name)); } if( TraceNameScope.IsEnabled ) { TraceNameScope.TraceActivityItem( TraceNameScope.UnregisterName, this, name ); } } ////// Find - Find the corresponding object given a Name /// /// Name for which context needs to be retrieved ///corresponding Context if found, else null public object FindName(string name) { if (_nameMap == null || name == null || name == String.Empty) return null; return _nameMap[name]; } #endregion INameScope #region InternalMethods internal static INameScope NameScopeFromObject(object obj) { INameScope nameScope = obj as INameScope; if (nameScope == null) { DependencyObject objAsDO = obj as DependencyObject; if (objAsDO != null) { nameScope = GetNameScope(objAsDO); } } return nameScope; } #endregion InternalMethods #region DependencyProperties ////// NameScope property. This is an attached property. /// This property allows the dynamic attachment of NameScopes /// public static readonly DependencyProperty NameScopeProperty = DependencyProperty.RegisterAttached( "NameScope", typeof(INameScope), typeof(NameScope)); ////// Helper for setting NameScope property on a DependencyObject. /// /// Dependency Object to set NameScope property on. /// NameScope property value. public static void SetNameScope(DependencyObject dependencyObject, INameScope value) { if (dependencyObject == null) { throw new ArgumentNullException("dependencyObject"); } dependencyObject.SetValue(NameScopeProperty, value); } ////// Helper for reading NameScope property from a DependencyObject. /// /// DependencyObject to read NameScope property from. ///NameScope property value. [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)] public static INameScope GetNameScope(DependencyObject dependencyObject) { if (dependencyObject == null) { throw new ArgumentNullException("dependencyObject"); } return ((INameScope)dependencyObject.GetValue(NameScopeProperty)); } #endregion DependencyProperties #region Data // This is a HybridDictionary of Name-Object maps private HybridDictionary _nameMap; #endregion Data } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. /****************************************************************************\ * * File: NameScope.cs * * Used to store mapping information for names occuring * within the logical tree section. * * Copyright (C) 2005 by Microsoft Corporation. All rights reserved. * \***************************************************************************/ using System; using System.Windows; using System.Collections; using System.Collections.Specialized; using System.Globalization; using System.Windows.Markup; using System.ComponentModel; using MS.Internal; namespace System.Windows { ////// Used to store mapping information for names occuring /// within the logical tree section. /// public class NameScope : INameScope { #region INameScope ////// Register Name-Object Map /// /// name to be registered /// object mapped to name public void RegisterName(string name, object scopedElement) { if (name == null) throw new ArgumentNullException("name"); if (scopedElement == null) throw new ArgumentNullException("scopedElement"); if (name == String.Empty) throw new ArgumentException(SR.Get(SRID.NameScopeNameNotEmptyString)); if (!NameValidationHelper.IsValidIdentifierName(name)) { throw new ArgumentException(SR.Get(SRID.NameScopeInvalidIdentifierName, name)); } if (_nameMap == null) { _nameMap = new HybridDictionary(); _nameMap[name] = scopedElement; } else { object nameContext = _nameMap[name]; // first time adding the Name, set it if (nameContext == null) { _nameMap[name] = scopedElement; } else if (scopedElement != nameContext) { throw new ArgumentException(SR.Get(SRID.NameScopeDuplicateNamesNotAllowed, name)); } } if( TraceNameScope.IsEnabled ) { TraceNameScope.TraceActivityItem( TraceNameScope.RegisterName, this, name, scopedElement ); } } ////// Unregister Name-Object Map /// /// name to be registered public void UnregisterName(string name) { if (name == null) throw new ArgumentNullException("name"); if (name == String.Empty) throw new ArgumentException(SR.Get(SRID.NameScopeNameNotEmptyString)); if (_nameMap != null && _nameMap[name] != null) { _nameMap.Remove(name); } else { throw new ArgumentException(SR.Get(SRID.NameScopeNameNotFound, name)); } if( TraceNameScope.IsEnabled ) { TraceNameScope.TraceActivityItem( TraceNameScope.UnregisterName, this, name ); } } ////// Find - Find the corresponding object given a Name /// /// Name for which context needs to be retrieved ///corresponding Context if found, else null public object FindName(string name) { if (_nameMap == null || name == null || name == String.Empty) return null; return _nameMap[name]; } #endregion INameScope #region InternalMethods internal static INameScope NameScopeFromObject(object obj) { INameScope nameScope = obj as INameScope; if (nameScope == null) { DependencyObject objAsDO = obj as DependencyObject; if (objAsDO != null) { nameScope = GetNameScope(objAsDO); } } return nameScope; } #endregion InternalMethods #region DependencyProperties ////// NameScope property. This is an attached property. /// This property allows the dynamic attachment of NameScopes /// public static readonly DependencyProperty NameScopeProperty = DependencyProperty.RegisterAttached( "NameScope", typeof(INameScope), typeof(NameScope)); ////// Helper for setting NameScope property on a DependencyObject. /// /// Dependency Object to set NameScope property on. /// NameScope property value. public static void SetNameScope(DependencyObject dependencyObject, INameScope value) { if (dependencyObject == null) { throw new ArgumentNullException("dependencyObject"); } dependencyObject.SetValue(NameScopeProperty, value); } ////// Helper for reading NameScope property from a DependencyObject. /// /// DependencyObject to read NameScope property from. ///NameScope property value. [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)] public static INameScope GetNameScope(DependencyObject dependencyObject) { if (dependencyObject == null) { throw new ArgumentNullException("dependencyObject"); } return ((INameScope)dependencyObject.GetValue(NameScopeProperty)); } #endregion DependencyProperties #region Data // This is a HybridDictionary of Name-Object maps private HybridDictionary _nameMap; #endregion Data } } // 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
- HTMLTagNameToTypeMapper.cs
- securitymgrsite.cs
- AuditLogLocation.cs
- Attachment.cs
- DecoderExceptionFallback.cs
- UnionCodeGroup.cs
- WebPermission.cs
- XmlAttributes.cs
- C14NUtil.cs
- EdmPropertyAttribute.cs
- FontSizeConverter.cs
- ProfileModule.cs
- LeaseManager.cs
- PriorityChain.cs
- WebControlToolBoxItem.cs
- QilExpression.cs
- RequestSecurityTokenResponse.cs
- DataGridViewColumnEventArgs.cs
- XmlNode.cs
- StreamGeometry.cs
- ImageMapEventArgs.cs
- DataGridViewAutoSizeColumnsModeEventArgs.cs
- ProxySimple.cs
- SecurityCriticalDataForSet.cs
- QueryStringParameter.cs
- RenderContext.cs
- DefaultWorkflowLoaderService.cs
- EventProxy.cs
- OracleException.cs
- TraceUtils.cs
- XmlTextAttribute.cs
- ReadOnlyKeyedCollection.cs
- FormViewUpdatedEventArgs.cs
- UseManagedPresentationBindingElement.cs
- MatrixAnimationUsingPath.cs
- CounterSampleCalculator.cs
- MexBindingBindingCollectionElement.cs
- DataGridViewAdvancedBorderStyle.cs
- StringToken.cs
- HwndHostAutomationPeer.cs
- LoginName.cs
- TreeViewHitTestInfo.cs
- ProtocolsConfiguration.cs
- ADConnectionHelper.cs
- DiscoveryViaBehavior.cs
- MediaCommands.cs
- AudioFormatConverter.cs
- ErrorStyle.cs
- PropertyMapper.cs
- AttributeQuery.cs
- GridViewEditEventArgs.cs
- ObjectViewEntityCollectionData.cs
- AxisAngleRotation3D.cs
- UserControlBuildProvider.cs
- MDIClient.cs
- ValueChangedEventManager.cs
- ReadOnlyDataSource.cs
- EditorPartChrome.cs
- PerformanceCounterPermissionEntryCollection.cs
- GridViewDeleteEventArgs.cs
- AddressHeaderCollection.cs
- LinqDataSourceEditData.cs
- MessageVersionConverter.cs
- CreateUserWizardStep.cs
- CLRBindingWorker.cs
- TypeGeneratedEventArgs.cs
- GeometryGroup.cs
- DeferredBinaryDeserializerExtension.cs
- CurrentTimeZone.cs
- EncryptedKey.cs
- DiscoveryRequestHandler.cs
- StringAnimationUsingKeyFrames.cs
- LayoutEditorPart.cs
- MimeTextImporter.cs
- WS2007FederationHttpBindingCollectionElement.cs
- RunWorkerCompletedEventArgs.cs
- Error.cs
- BinHexDecoder.cs
- streamingZipPartStream.cs
- InternalRelationshipCollection.cs
- XPathExpr.cs
- Closure.cs
- Internal.cs
- EmptyStringExpandableObjectConverter.cs
- PerfCounters.cs
- PolygonHotSpot.cs
- ArithmeticException.cs
- XmlDataSourceDesigner.cs
- FillErrorEventArgs.cs
- GeometryDrawing.cs
- DbConnectionStringBuilder.cs
- OperationCanceledException.cs
- SqlDataSourceStatusEventArgs.cs
- EntitySqlQueryState.cs
- BrushConverter.cs
- TransformerInfo.cs
- oledbconnectionstring.cs
- DataTable.cs
- BigInt.cs
- CodeMethodReturnStatement.cs