Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / CompMod / System / ComponentModel / BooleanConverter.cs / 1305376 / BooleanConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.ComponentModel { using Microsoft.Win32; using System.Collections; using System.ComponentModel; using System.Diagnostics; using System.Globalization; using System.Runtime.InteropServices; using System.Runtime.Remoting; using System.Runtime.Serialization.Formatters; using System.Security.Permissions; ////// [HostProtection(SharedState = true)] public class BooleanConverter : TypeConverter { private static StandardValuesCollection values; ///Provides a type converter to convert /// Boolean 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 Boolean object using the /// specified context. ////// public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value) { if (value is string) { string text = ((string)value).Trim(); try { return Boolean.Parse(text); } catch (FormatException e) { throw new FormatException(SR.GetString(SR.ConvertInvalidPrimitive, (string)value, "Boolean"), e); } } return base.ConvertFrom(context, culture, value); } ///Converts the given value /// object to a Boolean object. ////// public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context) { if (values == null) { values = new StandardValuesCollection(new object[] {true, false}); } return values; } ///Gets a collection of standard values /// for the Boolean data type. ////// public override bool GetStandardValuesExclusive(ITypeDescriptorContext context) { return true; } ///Gets a value indicating whether the list of standard values returned from /// ///is an exclusive list. /// public override bool GetStandardValuesSupported(ITypeDescriptorContext context) { return true; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.Gets a value indicating whether this object supports a standard set of values /// that can be picked from a list. ///
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- AudienceUriMode.cs
- CriticalExceptions.cs
- InstancePersistenceCommandException.cs
- Matrix3DConverter.cs
- DigestComparer.cs
- LogStream.cs
- GraphicsPathIterator.cs
- ConfigXmlCDataSection.cs
- XmlDataSourceView.cs
- TypeExtensionConverter.cs
- SimpleWorkerRequest.cs
- PathFigure.cs
- DictionaryTraceRecord.cs
- TransformedBitmap.cs
- xsdvalidator.cs
- __Filters.cs
- DataGridRow.cs
- Annotation.cs
- StackSpiller.cs
- ShapingEngine.cs
- MessageHeader.cs
- ObjectDataSourceFilteringEventArgs.cs
- CorePropertiesFilter.cs
- IndexedGlyphRun.cs
- complextypematerializer.cs
- FontCacheLogic.cs
- DoWorkEventArgs.cs
- SafeBuffer.cs
- TimeZoneInfo.cs
- Misc.cs
- NameObjectCollectionBase.cs
- ReliableSessionElement.cs
- Activation.cs
- StorageFunctionMapping.cs
- ActivityWithResultConverter.cs
- XmlFormatReaderGenerator.cs
- FtpCachePolicyElement.cs
- SizeAnimation.cs
- XPathException.cs
- VerifyHashRequest.cs
- ContentTextAutomationPeer.cs
- PackageStore.cs
- WebConvert.cs
- PageAsyncTaskManager.cs
- SimpleMailWebEventProvider.cs
- ServiceInfo.cs
- ArglessEventHandlerProxy.cs
- GeneralTransform.cs
- SqlDuplicator.cs
- PartialTrustVisibleAssembliesSection.cs
- CodeObject.cs
- AppSettingsExpressionBuilder.cs
- CollectionViewGroupRoot.cs
- BinaryMethodMessage.cs
- RijndaelManagedTransform.cs
- XmlSchemaComplexContent.cs
- DomNameTable.cs
- EventListener.cs
- HostingEnvironment.cs
- CodeTypeMemberCollection.cs
- WebZone.cs
- MimeTypePropertyAttribute.cs
- Byte.cs
- NavigationPropertyEmitter.cs
- SourceInterpreter.cs
- CursorConverter.cs
- DataPagerFieldItem.cs
- DataSourceView.cs
- ImageInfo.cs
- HandlerFactoryCache.cs
- AccessDataSourceView.cs
- IPAddress.cs
- InvokeWebService.cs
- CodePrimitiveExpression.cs
- FixedSOMLineRanges.cs
- GeneralTransform3DCollection.cs
- NativeBuffer.cs
- QilBinary.cs
- ProviderSettings.cs
- EventProperty.cs
- ToolStripComboBox.cs
- TextShapeableCharacters.cs
- AdapterUtil.cs
- PreservationFileWriter.cs
- CompilerParameters.cs
- HybridDictionary.cs
- TabletDeviceInfo.cs
- MessageBox.cs
- ProtocolElementCollection.cs
- CallInfo.cs
- PkcsMisc.cs
- LinkDesigner.cs
- DownloadProgressEventArgs.cs
- XmlHelper.cs
- IndexedEnumerable.cs
- DoubleCollection.cs
- PictureBox.cs
- DynamicQueryableWrapper.cs
- ImageSourceValueSerializer.cs
- PagedControl.cs