Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / xsp / System / Web / Util / SimpleBitVector32.cs / 1 / SimpleBitVector32.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.Util { using System; // // This is a cut down copy of System.Collections.Specialized.BitVector32. The // reason this is here is because it is used rather intensively by Control and // WebControl. As a result, being able to inline this operations results in a // measurable performance gain, at the expense of some maintainability. // [Serializable] internal struct SimpleBitVector32 { private int data; internal SimpleBitVector32(int data) { this.data = data; } internal int IntegerValue { get { return data; } set { data = value; } } internal bool this[int bit] { get { return (data & bit) == bit; } set { int _data = data; if(value) { data = _data | bit; } else { data = _data & ~bit; } } } internal void Set(int bit) { data |= bit; } internal void Clear(int bit) { data &= ~bit; } #if UNUSED_CODE internal void Toggle(int bit) { data ^= bit; } /* * COPY_FLAG copies the value of flags from a source field * into a destination field. * * In the macro: * + "&flag" limits the outer xor operation to just the flag we're interested in. * + These are the results of the two xor operations: * * fieldDst fieldSrc inner xor outer xor * 0 0 0 0 * 0 1 1 1 * 1 0 1 0 * 1 1 0 1 */ internal void Copy(SimpleBitVector32 src, int bit) { data ^= (data ^ src.data) & bit; } internal int Data { get { return data; } set { data = value; } } #endif } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.Util { using System; // // This is a cut down copy of System.Collections.Specialized.BitVector32. The // reason this is here is because it is used rather intensively by Control and // WebControl. As a result, being able to inline this operations results in a // measurable performance gain, at the expense of some maintainability. // [Serializable] internal struct SimpleBitVector32 { private int data; internal SimpleBitVector32(int data) { this.data = data; } internal int IntegerValue { get { return data; } set { data = value; } } internal bool this[int bit] { get { return (data & bit) == bit; } set { int _data = data; if(value) { data = _data | bit; } else { data = _data & ~bit; } } } internal void Set(int bit) { data |= bit; } internal void Clear(int bit) { data &= ~bit; } #if UNUSED_CODE internal void Toggle(int bit) { data ^= bit; } /* * COPY_FLAG copies the value of flags from a source field * into a destination field. * * In the macro: * + "&flag" limits the outer xor operation to just the flag we're interested in. * + These are the results of the two xor operations: * * fieldDst fieldSrc inner xor outer xor * 0 0 0 0 * 0 1 1 1 * 1 0 1 0 * 1 1 0 1 */ internal void Copy(SimpleBitVector32 src, int bit) { data ^= (data ^ src.data) & bit; } internal int Data { get { return data; } set { data = value; } } #endif } } // 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
- DrawingContext.cs
- VerificationException.cs
- HuffCodec.cs
- IIS7WorkerRequest.cs
- SponsorHelper.cs
- ThemeDirectoryCompiler.cs
- ToolStripOverflowButton.cs
- PropertyToken.cs
- PropertyIDSet.cs
- DashStyle.cs
- ImageSourceConverter.cs
- input.cs
- SchemaImporterExtensionElementCollection.cs
- Random.cs
- XmlAttributeProperties.cs
- DiagnosticsConfigurationHandler.cs
- NullableDoubleMinMaxAggregationOperator.cs
- ProcessModuleCollection.cs
- CreateRefExpr.cs
- OracleParameterBinding.cs
- StreamInfo.cs
- HttpModulesSection.cs
- DynamicVirtualDiscoSearcher.cs
- XmlDictionaryString.cs
- cookiecontainer.cs
- HtmlInputText.cs
- EntityViewGenerationAttribute.cs
- RegionInfo.cs
- DecodeHelper.cs
- DetailsViewInsertEventArgs.cs
- ToolStripDropTargetManager.cs
- OleDbEnumerator.cs
- Descriptor.cs
- COM2ColorConverter.cs
- ExpressionNode.cs
- BitConverter.cs
- CapacityStreamGeometryContext.cs
- UpdatePanelTrigger.cs
- ContractMapping.cs
- BitmapScalingModeValidation.cs
- SAPICategories.cs
- _HeaderInfoTable.cs
- RIPEMD160Managed.cs
- MemoryPressure.cs
- ScopedKnownTypes.cs
- MessageFilterTable.cs
- DeobfuscatingStream.cs
- TreeNodeCollection.cs
- FileDialog_Vista_Interop.cs
- WindowsToolbar.cs
- InfiniteIntConverter.cs
- TemplateNameScope.cs
- BoolLiteral.cs
- ExpressionTextBox.xaml.cs
- ToolStripItemCollection.cs
- LocalizableResourceBuilder.cs
- SecurityRuntime.cs
- CheckableControlBaseAdapter.cs
- Matrix3DConverter.cs
- ButtonField.cs
- Triplet.cs
- DocumentEventArgs.cs
- SevenBitStream.cs
- LinkAreaEditor.cs
- Parser.cs
- TreeChangeInfo.cs
- ImageSourceConverter.cs
- X509Extension.cs
- ActivityDesignerAccessibleObject.cs
- ExecutionScope.cs
- OpenFileDialog.cs
- IntPtr.cs
- XPathNodeInfoAtom.cs
- _NestedSingleAsyncResult.cs
- SqlCommandBuilder.cs
- GridViewColumnHeaderAutomationPeer.cs
- DragAssistanceManager.cs
- XmlSchemaCompilationSettings.cs
- ViewManager.cs
- SqlClientPermission.cs
- CodeBinaryOperatorExpression.cs
- MenuCommandsChangedEventArgs.cs
- StringConverter.cs
- BindToObject.cs
- SigningCredentials.cs
- PrintControllerWithStatusDialog.cs
- ToolStripLabel.cs
- SharedStatics.cs
- MethodCallConverter.cs
- OpenTypeLayout.cs
- RenderOptions.cs
- Walker.cs
- IDQuery.cs
- TypeConverterValueSerializer.cs
- XamlTreeBuilderBamlRecordWriter.cs
- DecoderBestFitFallback.cs
- DbQueryCommandTree.cs
- CacheOutputQuery.cs
- VisualStyleTypesAndProperties.cs
- ResXBuildProvider.cs