Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / CompMod / System / ComponentModel / GuidConverter.cs / 1 / GuidConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.ComponentModel { using Microsoft.Win32; using System.ComponentModel.Design.Serialization; using System.Diagnostics; using System.Globalization; using System.Reflection; using System.Runtime.InteropServices; using System.Runtime.Remoting; using System.Runtime.Serialization.Formatters; using System.Security.Permissions; ////// [HostProtection(SharedState = true)] public class GuidConverter : TypeConverter { ///Provides a /// type converter to convert globally unique identifier objects to and from various /// other representations. ////// public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) { if (sourceType == typeof(string)) { return true; } return base.CanConvertFrom(context, sourceType); } ///Gets a value indicating whether this /// converter can convert an object in the given source type to a globally unique identifier object /// using the context. ////// public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) { if (destinationType == typeof(InstanceDescriptor)) { return true; } return base.CanConvertTo(context, destinationType); } ///Gets a value indicating whether this converter can /// convert an object to the given destination type using the context. ////// public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value) { if (value is string) { string text = ((string)value).Trim(); return new Guid(text); } return base.ConvertFrom(context, culture, value); } ///Converts /// the given object to a globally unique identifier object. ////// Converts the given object to another type. The most common types to convert /// are to and from a string object. The default implementation will make a call /// to ToString on the object if the object is valid and if the destination /// type is string. If this cannot convert to the desitnation type, this will /// throw a NotSupportedException. /// public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType) { if (destinationType == null) { throw new ArgumentNullException("destinationType"); } if (destinationType == typeof(InstanceDescriptor) && value is Guid) { ConstructorInfo ctor = typeof(Guid).GetConstructor(new Type[] {typeof(string)}); if (ctor != null) { return new InstanceDescriptor(ctor, new object[] {value.ToString()}); } } return base.ConvertTo(context, culture, value, destinationType); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.ComponentModel { using Microsoft.Win32; using System.ComponentModel.Design.Serialization; using System.Diagnostics; using System.Globalization; using System.Reflection; using System.Runtime.InteropServices; using System.Runtime.Remoting; using System.Runtime.Serialization.Formatters; using System.Security.Permissions; ////// [HostProtection(SharedState = true)] public class GuidConverter : TypeConverter { ///Provides a /// type converter to convert globally unique identifier objects to and from various /// other representations. ////// public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) { if (sourceType == typeof(string)) { return true; } return base.CanConvertFrom(context, sourceType); } ///Gets a value indicating whether this /// converter can convert an object in the given source type to a globally unique identifier object /// using the context. ////// public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) { if (destinationType == typeof(InstanceDescriptor)) { return true; } return base.CanConvertTo(context, destinationType); } ///Gets a value indicating whether this converter can /// convert an object to the given destination type using the context. ////// public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value) { if (value is string) { string text = ((string)value).Trim(); return new Guid(text); } return base.ConvertFrom(context, culture, value); } ///Converts /// the given object to a globally unique identifier object. ////// Converts the given object to another type. The most common types to convert /// are to and from a string object. The default implementation will make a call /// to ToString on the object if the object is valid and if the destination /// type is string. If this cannot convert to the desitnation type, this will /// throw a NotSupportedException. /// public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType) { if (destinationType == null) { throw new ArgumentNullException("destinationType"); } if (destinationType == typeof(InstanceDescriptor) && value is Guid) { ConstructorInfo ctor = typeof(Guid).GetConstructor(new Type[] {typeof(string)}); if (ctor != null) { return new InstanceDescriptor(ctor, new object[] {value.ToString()}); } } return base.ConvertTo(context, culture, value, destinationType); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- isolationinterop.cs
- ProcessStartInfo.cs
- XomlSerializationHelpers.cs
- Random.cs
- CustomAttributeSerializer.cs
- Pens.cs
- RtfControls.cs
- ItemsControl.cs
- ReadOnlyCollectionBuilder.cs
- Point3D.cs
- SubstitutionList.cs
- Imaging.cs
- KeyGesture.cs
- EmissiveMaterial.cs
- ApplicationServiceHelper.cs
- DataGridViewRowEventArgs.cs
- ProjectionPlan.cs
- SearchForVirtualItemEventArgs.cs
- SecurityKeyEntropyMode.cs
- ResourceContainer.cs
- UIAgentAsyncBeginRequest.cs
- WebPartCloseVerb.cs
- TextParagraph.cs
- Label.cs
- UDPClient.cs
- ConnectionProviderAttribute.cs
- UpdatePanelTrigger.cs
- RuleSetBrowserDialog.cs
- XmlSchemaAny.cs
- DrawingBrush.cs
- LogEntryUtils.cs
- StorageEntityTypeMapping.cs
- ButtonBaseAutomationPeer.cs
- BrowserCapabilitiesCodeGenerator.cs
- RotateTransform3D.cs
- IndexerNameAttribute.cs
- DesignerCategoryAttribute.cs
- CodeDelegateCreateExpression.cs
- NativeMethods.cs
- ToolStripActionList.cs
- AxHostDesigner.cs
- filewebrequest.cs
- PenContext.cs
- XamlFigureLengthSerializer.cs
- DataErrorValidationRule.cs
- DesignerLoader.cs
- SqlUserDefinedAggregateAttribute.cs
- UserInitiatedNavigationPermission.cs
- SecurityCredentialsManager.cs
- RelationshipManager.cs
- AnimationStorage.cs
- EdmToObjectNamespaceMap.cs
- CreateUserWizard.cs
- PolygonHotSpot.cs
- XmlQualifiedName.cs
- FileSystemInfo.cs
- ASCIIEncoding.cs
- BindingRestrictions.cs
- BasicCellRelation.cs
- localization.cs
- StreamGeometry.cs
- CapabilitiesAssignment.cs
- DrawingBrush.cs
- PathFigureCollectionValueSerializer.cs
- HttpCookiesSection.cs
- DictionaryContent.cs
- BitmapFrame.cs
- PointCollectionConverter.cs
- WebPartMenuStyle.cs
- InstanceDataCollection.cs
- ToggleButton.cs
- CodeNamespaceImport.cs
- SettingsBase.cs
- NamespaceQuery.cs
- PackWebRequest.cs
- ControlCodeDomSerializer.cs
- LightweightEntityWrapper.cs
- AdRotatorDesigner.cs
- ChooseAction.cs
- OdbcEnvironment.cs
- Registry.cs
- CryptoHandle.cs
- SafeCoTaskMem.cs
- BehaviorEditorPart.cs
- StyleXamlTreeBuilder.cs
- AudioSignalProblemOccurredEventArgs.cs
- InlineObject.cs
- ListItem.cs
- AsyncCodeActivity.cs
- SharedPerformanceCounter.cs
- KeySplineConverter.cs
- NativeMethodsCLR.cs
- ItemDragEvent.cs
- MetadataCacheItem.cs
- dsa.cs
- Function.cs
- ServicesExceptionNotHandledEventArgs.cs
- TrustManager.cs
- PrimarySelectionGlyph.cs
- BrowserDefinition.cs