Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Framework / System / Windows / Markup / DependencyPropertyConverter.cs / 1 / DependencyPropertyConverter.cs
/****************************************************************************\ * * File: DependencyPropertyConverter.cs * * Class for converting a given DependencyProperty to and from a string * * Copyright (C) 2005 by Microsoft Corporation. All rights reserved. * \***************************************************************************/ using System; using System.ComponentModel; // for TypeConverter using System.Globalization; // for CultureInfo using System.Reflection; using MS.Utility; using MS.Internal; using System.Windows; using System.ComponentModel.Design.Serialization; using System.Windows.Documents; namespace System.Windows.Markup { ////// Class for converting a given DependencyProperty to and from a string /// public sealed class DependencyPropertyConverter : TypeConverter { #region Public Methods ////// CanConvertFrom() /// /// ITypeDescriptorContext /// type to convert from ///true if the given type can be converted, flase otherwise public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) { // We can only convert from a string and that too only if we have all the contextual information // Note: Sometimes even the serializer calls CanConvertFrom in order // to determine if it is a valid converter to use for serialization. if (sourceType == typeof(string) && (context is TypeConvertContext)) { return true; } return false; } ////// TypeConverter method override. /// /// ITypeDescriptorContext /// Type to convert to ///true if conversion is possible public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) { return false; } ////// ConvertFrom() -TypeConverter method override. using the givein name to return DependencyProperty /// /// ITypeDescriptorContext /// CultureInfo /// Object to convert from ///instance of Command public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object source) { TypeConvertContext typeConvertContext = context as TypeConvertContext; if (source is string && typeConvertContext != null) { ParserContext parserContext = typeConvertContext.ParserContext; // Find the ownerType from the parser context (this should be generalized, but for now // hard-coded to style & template) Type ownerType = null; ownerType = parserContext.TargetType; DependencyProperty dp = XamlTypeMapper.ParsePropertyName(parserContext, ((string)source).Trim(), ref ownerType); return dp; } throw GetConvertFromException(source); } ////// ConvertTo() - Serialization purposes, returns the string from Command.Name by adding ownerType.FullName /// /// ITypeDescriptorContext /// CultureInfo /// the object to convert from /// the type to convert to ///string object, if the destination type is string public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType) { throw GetConvertToException(value, destinationType); } #endregion Public Methods } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. /****************************************************************************\ * * File: DependencyPropertyConverter.cs * * Class for converting a given DependencyProperty to and from a string * * Copyright (C) 2005 by Microsoft Corporation. All rights reserved. * \***************************************************************************/ using System; using System.ComponentModel; // for TypeConverter using System.Globalization; // for CultureInfo using System.Reflection; using MS.Utility; using MS.Internal; using System.Windows; using System.ComponentModel.Design.Serialization; using System.Windows.Documents; namespace System.Windows.Markup { ////// Class for converting a given DependencyProperty to and from a string /// public sealed class DependencyPropertyConverter : TypeConverter { #region Public Methods ////// CanConvertFrom() /// /// ITypeDescriptorContext /// type to convert from ///true if the given type can be converted, flase otherwise public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) { // We can only convert from a string and that too only if we have all the contextual information // Note: Sometimes even the serializer calls CanConvertFrom in order // to determine if it is a valid converter to use for serialization. if (sourceType == typeof(string) && (context is TypeConvertContext)) { return true; } return false; } ////// TypeConverter method override. /// /// ITypeDescriptorContext /// Type to convert to ///true if conversion is possible public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) { return false; } ////// ConvertFrom() -TypeConverter method override. using the givein name to return DependencyProperty /// /// ITypeDescriptorContext /// CultureInfo /// Object to convert from ///instance of Command public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object source) { TypeConvertContext typeConvertContext = context as TypeConvertContext; if (source is string && typeConvertContext != null) { ParserContext parserContext = typeConvertContext.ParserContext; // Find the ownerType from the parser context (this should be generalized, but for now // hard-coded to style & template) Type ownerType = null; ownerType = parserContext.TargetType; DependencyProperty dp = XamlTypeMapper.ParsePropertyName(parserContext, ((string)source).Trim(), ref ownerType); return dp; } throw GetConvertFromException(source); } ////// ConvertTo() - Serialization purposes, returns the string from Command.Name by adding ownerType.FullName /// /// ITypeDescriptorContext /// CultureInfo /// the object to convert from /// the type to convert to ///string object, if the destination type is string public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType) { throw GetConvertToException(value, destinationType); } #endregion Public Methods } } // 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
- PackWebResponse.cs
- HandlerBase.cs
- MsmqHostedTransportConfiguration.cs
- DisplayInformation.cs
- RepeatInfo.cs
- DataGridViewAdvancedBorderStyle.cs
- xmlsaver.cs
- Graph.cs
- SHA1CryptoServiceProvider.cs
- GroupBoxRenderer.cs
- NotificationContext.cs
- ScrollEventArgs.cs
- RolePrincipal.cs
- ClaimTypeRequirement.cs
- GetRecipientListRequest.cs
- TileModeValidation.cs
- RequestContext.cs
- SerializableAttribute.cs
- FileDocument.cs
- ListViewItem.cs
- MouseGestureConverter.cs
- IISUnsafeMethods.cs
- MemberCollection.cs
- WebPartEditorCancelVerb.cs
- WebPartConnectionCollection.cs
- DSASignatureFormatter.cs
- WinFormsSecurity.cs
- ObjectQueryState.cs
- TTSEngineProxy.cs
- SqlClientFactory.cs
- DelegatingTypeDescriptionProvider.cs
- DependencyObjectProvider.cs
- Deflater.cs
- VirtualizingStackPanel.cs
- Helpers.cs
- SmtpNegotiateAuthenticationModule.cs
- HtmlInputText.cs
- ServiceBehaviorAttribute.cs
- CroppedBitmap.cs
- ConfigurationElementCollection.cs
- GridPatternIdentifiers.cs
- TypeContext.cs
- IERequestCache.cs
- NumericExpr.cs
- MessagingDescriptionAttribute.cs
- Point.cs
- PermissionRequestEvidence.cs
- DefaultSettingsSection.cs
- UnsafeNativeMethodsMilCoreApi.cs
- DataRecordInfo.cs
- ShapeTypeface.cs
- EventProvider.cs
- TextTreeTextElementNode.cs
- ToolStripGrip.cs
- DesignerAutoFormatStyle.cs
- PointLightBase.cs
- EasingQuaternionKeyFrame.cs
- SynchronizedPool.cs
- TableDetailsCollection.cs
- GlobalizationAssembly.cs
- Part.cs
- XmlSchemaAnnotation.cs
- APCustomTypeDescriptor.cs
- EntityDataSourceWrapperCollection.cs
- SafeRightsManagementHandle.cs
- MissingFieldException.cs
- SqlNotificationRequest.cs
- XmlDataLoader.cs
- AssociationSetEnd.cs
- FontInfo.cs
- PromptStyle.cs
- ContactManager.cs
- Metafile.cs
- Span.cs
- DeclarativeCatalogPart.cs
- ListBoxAutomationPeer.cs
- SoapCommonClasses.cs
- OdbcConnectionStringbuilder.cs
- FreezableCollection.cs
- CompModHelpers.cs
- ProcessManager.cs
- ExtensionDataObject.cs
- PasswordBoxAutomationPeer.cs
- PointLightBase.cs
- ItemChangedEventArgs.cs
- ButtonField.cs
- DataExpression.cs
- ParseChildrenAsPropertiesAttribute.cs
- PropertyIDSet.cs
- SQLInt32.cs
- ProgressPage.cs
- GenerateTemporaryTargetAssembly.cs
- AutomationPropertyChangedEventArgs.cs
- SerializationInfoEnumerator.cs
- NamespaceCollection.cs
- DataGridTable.cs
- WebPartMenu.cs
- PinProtectionHelper.cs
- OrderByBuilder.cs
- XmlILStorageConverter.cs