Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / CommonUI / System / Drawing / Printing / TriState.cs / 1 / TriState.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Drawing.Printing { using System.ComponentModel; using System.Diagnostics; using System; [Serializable] internal struct TriState { private byte value; // 0 is "default", not false public static readonly TriState Default = new TriState(0); public static readonly TriState False = new TriState(1); public static readonly TriState True = new TriState(2); private TriState(byte value) { this.value = value; } public bool IsDefault { get { return this == Default;} } public bool IsFalse { get { return this == False;} } public bool IsNotDefault { get { return this != Default;} } public bool IsTrue { get { return this == True;} } public static bool operator ==(TriState left, TriState right) { return left.value == right.value; } public static bool operator !=(TriState left, TriState right) { return !(left == right); } public override bool Equals( object o ) { TriState state = (TriState)o; return this.value == state.value; } public override int GetHashCode() { return value; } public static implicit operator TriState(bool value) { return(value) ? True : False; } public static explicit operator bool(TriState value) { if (value.IsDefault) throw new InvalidCastException(SR.GetString(SR.TriStateCompareError)); else return(value == TriState.True); } ////// /// /// public override string ToString() { if (this == Default) return "Default"; else if (this == False) return "False"; else return "True"; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ ///// Provides some interesting information about the TriState in /// String form. /// ///// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Drawing.Printing { using System.ComponentModel; using System.Diagnostics; using System; [Serializable] internal struct TriState { private byte value; // 0 is "default", not false public static readonly TriState Default = new TriState(0); public static readonly TriState False = new TriState(1); public static readonly TriState True = new TriState(2); private TriState(byte value) { this.value = value; } public bool IsDefault { get { return this == Default;} } public bool IsFalse { get { return this == False;} } public bool IsNotDefault { get { return this != Default;} } public bool IsTrue { get { return this == True;} } public static bool operator ==(TriState left, TriState right) { return left.value == right.value; } public static bool operator !=(TriState left, TriState right) { return !(left == right); } public override bool Equals( object o ) { TriState state = (TriState)o; return this.value == state.value; } public override int GetHashCode() { return value; } public static implicit operator TriState(bool value) { return(value) ? True : False; } public static explicit operator bool(TriState value) { if (value.IsDefault) throw new InvalidCastException(SR.GetString(SR.TriStateCompareError)); else return(value == TriState.True); } ////// /// /// public override string ToString() { if (this == Default) return "Default"; else if (this == False) return "False"; else return "True"; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007./// Provides some interesting information about the TriState in /// String form. /// ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- NameValueFileSectionHandler.cs
- Thumb.cs
- ListViewItemMouseHoverEvent.cs
- RowType.cs
- MembershipSection.cs
- SatelliteContractVersionAttribute.cs
- ResolveDuplexCD1AsyncResult.cs
- RegexMatch.cs
- ByteAnimationBase.cs
- OdbcConnectionStringbuilder.cs
- Translator.cs
- InfiniteTimeSpanConverter.cs
- wgx_render.cs
- XmlComplianceUtil.cs
- DataRelationCollection.cs
- versioninfo.cs
- DownloadProgressEventArgs.cs
- KeyInstance.cs
- ProfileService.cs
- StrokeCollection2.cs
- ReplacementText.cs
- TabPanel.cs
- AssociationEndMember.cs
- DataGridViewCellStyleChangedEventArgs.cs
- EndOfStreamException.cs
- localization.cs
- ThreadPool.cs
- UniformGrid.cs
- Filter.cs
- LayoutExceptionEventArgs.cs
- StateMachineWorkflowDesigner.cs
- path.cs
- SiteMembershipCondition.cs
- XmlQueryTypeFactory.cs
- RotateTransform.cs
- _OSSOCK.cs
- RunWorkerCompletedEventArgs.cs
- CustomError.cs
- GenericRootAutomationPeer.cs
- SafeFileHandle.cs
- TypeForwardedFromAttribute.cs
- ObjectQueryState.cs
- KeyPressEvent.cs
- ContextMenu.cs
- ChannelCredentials.cs
- ExecutionContext.cs
- CngKeyBlobFormat.cs
- OwnerDrawPropertyBag.cs
- XsltQilFactory.cs
- MarkupCompiler.cs
- NestPullup.cs
- TextTabProperties.cs
- StatusBarPanel.cs
- PropertyEmitter.cs
- PersonalizableAttribute.cs
- SafeFreeMibTable.cs
- SmtpMail.cs
- XamlGridLengthSerializer.cs
- ProxyWebPartManager.cs
- NavigationWindowAutomationPeer.cs
- AsyncResult.cs
- XPathExpr.cs
- AuthenticationModulesSection.cs
- EnumValAlphaComparer.cs
- BitmapEffectInputData.cs
- XmlElement.cs
- EdmToObjectNamespaceMap.cs
- ComplexType.cs
- ConfigurationSectionCollection.cs
- MeshGeometry3D.cs
- InvalidPrinterException.cs
- DispatcherOperation.cs
- InvalidWMPVersionException.cs
- SerializationObjectManager.cs
- RadioButtonFlatAdapter.cs
- LogicalMethodInfo.cs
- RowParagraph.cs
- DrawingContextWalker.cs
- DesignerObject.cs
- ListViewAutomationPeer.cs
- XPathNodePointer.cs
- OptimisticConcurrencyException.cs
- TableCell.cs
- NonBatchDirectoryCompiler.cs
- RichTextBoxConstants.cs
- CatalogPartCollection.cs
- PrintPreviewGraphics.cs
- ReadOnlyNameValueCollection.cs
- HttpAsyncResult.cs
- OleCmdHelper.cs
- DefaultTextStoreTextComposition.cs
- IIS7UserPrincipal.cs
- DataGrid.cs
- WebPartEditorCancelVerb.cs
- SourceLineInfo.cs
- ServiceManager.cs
- WorkflowElementDialog.cs
- EmbeddedMailObjectsCollection.cs
- ChtmlTextWriter.cs
- CallbackValidator.cs