Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / CompMod / System / ComponentModel / TimeSpanConverter.cs / 1 / 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); } 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); } 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
- AssemblyHash.cs
- BufferModeSettings.cs
- PagerSettings.cs
- ServiceDiscoveryElement.cs
- SQLUtility.cs
- Durable.cs
- RtType.cs
- RadialGradientBrush.cs
- CharacterMetricsDictionary.cs
- PowerStatus.cs
- ComponentSerializationService.cs
- Icon.cs
- TextSpanModifier.cs
- SigningCredentials.cs
- BitmapFrameEncode.cs
- FieldCollectionEditor.cs
- AuthenticationModuleElementCollection.cs
- Propagator.JoinPropagator.cs
- NameValuePair.cs
- dbenumerator.cs
- TreeViewAutomationPeer.cs
- RoleService.cs
- ObjectContext.cs
- EntityViewContainer.cs
- ParseHttpDate.cs
- ContentTextAutomationPeer.cs
- AmbientProperties.cs
- GeometryValueSerializer.cs
- SelectedDatesCollection.cs
- ResourceFallbackManager.cs
- IgnorePropertiesAttribute.cs
- SafeNativeMethods.cs
- AnyAllSearchOperator.cs
- UIAgentAsyncParams.cs
- webeventbuffer.cs
- WorkflowControlEndpoint.cs
- CursorConverter.cs
- ReflectionUtil.cs
- List.cs
- Oid.cs
- DelimitedListTraceListener.cs
- ItemChangedEventArgs.cs
- ColumnMapTranslator.cs
- loginstatus.cs
- TypedReference.cs
- Axis.cs
- ListViewEditEventArgs.cs
- Region.cs
- BypassElementCollection.cs
- BindableAttribute.cs
- XmlArrayItemAttributes.cs
- SBCSCodePageEncoding.cs
- FontWeight.cs
- COM2PictureConverter.cs
- CodeChecksumPragma.cs
- ParameterElement.cs
- InputLanguageManager.cs
- Mappings.cs
- SelectedCellsChangedEventArgs.cs
- SmiSettersStream.cs
- SchemaImporter.cs
- SqlCacheDependency.cs
- DPCustomTypeDescriptor.cs
- ErrorEventArgs.cs
- DispatchChannelSink.cs
- IHttpResponseInternal.cs
- ToolStripSeparatorRenderEventArgs.cs
- PolyBezierSegment.cs
- Vector3DIndependentAnimationStorage.cs
- Monitor.cs
- Environment.cs
- IISUnsafeMethods.cs
- Bitmap.cs
- ProfileModule.cs
- SamlConstants.cs
- SessionParameter.cs
- TokenDescriptor.cs
- WebUtil.cs
- PropertyToken.cs
- Partitioner.cs
- SessionStateSection.cs
- BuildManagerHost.cs
- DispatchChannelSink.cs
- Table.cs
- PartialCachingAttribute.cs
- ItemsChangedEventArgs.cs
- ConfigXmlCDataSection.cs
- TdsParameterSetter.cs
- SignatureToken.cs
- PanelDesigner.cs
- RemoteWebConfigurationHost.cs
- SQLInt16.cs
- Base64Decoder.cs
- ComboBoxDesigner.cs
- PageAdapter.cs
- Propagator.ExtentPlaceholderCreator.cs
- EntityDataSourceView.cs
- ApplicationSecurityInfo.cs
- SrgsRulesCollection.cs
- Rectangle.cs