Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / CompMod / System / ComponentModel / TimeSpanConverter.cs / 1305376 / TimeSpanConverter.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; using System.Threading; ////// [HostProtection(SharedState = true)] public class TimeSpanConverter : TypeConverter { ///Provides a type converter to convert ////// 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 ///object using the /// specified 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(); try { return TimeSpan.Parse(text, culture); } catch (FormatException e) { throw new FormatException(SR.GetString(SR.ConvertInvalidPrimitive, (string)value, "TimeSpan"), e); } } return base.ConvertFrom(context, culture, value); } ///Converts the given object to a ////// 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 TimeSpan) { MethodInfo method = typeof(TimeSpan).GetMethod("Parse", new Type[] {typeof(string)}); if (method != null) { return new InstanceDescriptor(method, 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; using System.Threading; ////// [HostProtection(SharedState = true)] public class TimeSpanConverter : TypeConverter { ///Provides a type converter to convert ////// 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 ///object using the /// specified 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(); try { return TimeSpan.Parse(text, culture); } catch (FormatException e) { throw new FormatException(SR.GetString(SR.ConvertInvalidPrimitive, (string)value, "TimeSpan"), e); } } return base.ConvertFrom(context, culture, value); } ///Converts the given object to a ////// 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 TimeSpan) { MethodInfo method = typeof(TimeSpan).GetMethod("Parse", new Type[] {typeof(string)}); if (method != null) { return new InstanceDescriptor(method, 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
- Dump.cs
- SQLMoney.cs
- ExpressionWriter.cs
- AnnotationAuthorChangedEventArgs.cs
- LinqToSqlWrapper.cs
- HMAC.cs
- SpeechRecognitionEngine.cs
- XmlILAnnotation.cs
- Selection.cs
- TcpProcessProtocolHandler.cs
- FtpCachePolicyElement.cs
- ExpressionWriter.cs
- SqlCacheDependencyDatabase.cs
- InteropBitmapSource.cs
- SoapConverter.cs
- TableCell.cs
- DocumentPage.cs
- httpstaticobjectscollection.cs
- _emptywebproxy.cs
- ProtocolElementCollection.cs
- CreateBookmarkScope.cs
- FramingEncoders.cs
- XhtmlMobileTextWriter.cs
- ObjectFactoryCodeDomTreeGenerator.cs
- XmlnsPrefixAttribute.cs
- WebPartDeleteVerb.cs
- Ipv6Element.cs
- SecurityResources.cs
- WebPartTransformerCollection.cs
- BlurEffect.cs
- Update.cs
- DbConnectionPoolCounters.cs
- SetterBaseCollection.cs
- COMException.cs
- EntityDataSourceContainerNameItem.cs
- Type.cs
- AttributeEmitter.cs
- CodeEventReferenceExpression.cs
- StringBuilder.cs
- TextEffect.cs
- BamlVersionHeader.cs
- CommonDialog.cs
- TableCell.cs
- DbSetClause.cs
- BoundPropertyEntry.cs
- QueryException.cs
- XamlVector3DCollectionSerializer.cs
- PortCache.cs
- StringValidatorAttribute.cs
- HashAlgorithm.cs
- PeerOutputChannel.cs
- EntitySetBase.cs
- KnownBoxes.cs
- SafeFindHandle.cs
- EntityDataReader.cs
- DataTableCollection.cs
- FileDialog_Vista.cs
- LineServicesCallbacks.cs
- ProfileGroupSettingsCollection.cs
- BulletedListEventArgs.cs
- CodeIdentifier.cs
- AutomationPropertyInfo.cs
- RuntimeArgumentHandle.cs
- TextDecorations.cs
- ComNativeDescriptor.cs
- ResourceReader.cs
- XmlDataSourceDesigner.cs
- StretchValidation.cs
- PingReply.cs
- PrintControllerWithStatusDialog.cs
- WebPartCatalogAddVerb.cs
- objectresult_tresulttype.cs
- ControlCollection.cs
- StreamReader.cs
- AuthenticateEventArgs.cs
- RegexCode.cs
- ExpressionCopier.cs
- AppSettingsExpressionEditor.cs
- DataObjectPastingEventArgs.cs
- VoiceObjectToken.cs
- ByteAnimationUsingKeyFrames.cs
- AttachedPropertyBrowsableForTypeAttribute.cs
- UserControlParser.cs
- WebPartsSection.cs
- ResourcePool.cs
- XmlIlGenerator.cs
- InputLanguageCollection.cs
- FontStyle.cs
- XDeferredAxisSource.cs
- NumericUpDownAccelerationCollection.cs
- ComponentCollection.cs
- DataGridHeaderBorder.cs
- TextElement.cs
- MultiDataTrigger.cs
- EmptyElement.cs
- ObjectDataSourceSelectingEventArgs.cs
- TraceLevelHelper.cs
- NamedPipeHostedTransportConfiguration.cs
- Effect.cs
- Utils.cs