Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / Services / Monitoring / system / Diagnosticts / Design / CounterNameConverter.cs / 1 / CounterNameConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Diagnostics.Design { using System.Runtime.Serialization.Formatters; using System.Globalization; using System.Diagnostics; using System; using System.Windows.Forms.ComponentModel; using System.ComponentModel; using System.ComponentModel.Design; using System.Collections; internal class CounterNameConverter : TypeConverter { ////// /// public CounterNameConverter() { } public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) { if (sourceType == typeof(string)) { return true; } return base.CanConvertFrom(context, sourceType); } public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value) { if (value is string) { string text = ((string)value).Trim(); return text; } return base.ConvertFrom(context, culture, value); } ////// Initializes a new instance of the 'CounterNameConverter' class for the given type. /// ////// /// /// public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context) { PerformanceCounter counter = (context == null) ? null : context.Instance as PerformanceCounter; string machineName = "."; string categoryName = String.Empty; if (counter != null) { machineName = counter.MachineName; categoryName = counter.CategoryName; } try { PerformanceCounterCategory cat = new PerformanceCounterCategory(categoryName, machineName); string[] instanceNames = cat.GetInstanceNames(); PerformanceCounter[] counters = null; if (instanceNames.Length == 0) counters = cat.GetCounters(); else counters = cat.GetCounters(instanceNames[0]); string[] retVal = new string[counters.Length]; for (int i = 0; i < counters.Length; i++) { retVal[i] = counters[i].CounterName; } Array.Sort(retVal, Comparer.Default); return new StandardValuesCollection(retVal); } catch (Exception) { ; // do nothing } return null; } ///Gets a collection of standard values for the data type this validator is /// designed for. ////// /// /// public override bool GetStandardValuesSupported(ITypeDescriptorContext context) { return true; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.Gets a value indicating /// whether this object /// supports a standard set of values that can be picked /// from a list using the specified context. ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SecurityResources.cs
- GroupPartitionExpr.cs
- ValidatedControlConverter.cs
- ICspAsymmetricAlgorithm.cs
- ToolStripSeparatorRenderEventArgs.cs
- TraceSection.cs
- SchemaEntity.cs
- XomlCompilerResults.cs
- ActivityInstanceReference.cs
- XmlSchemaInfo.cs
- ListMarkerSourceInfo.cs
- EventSourceCreationData.cs
- ImagingCache.cs
- Point4DValueSerializer.cs
- BuildTopDownAttribute.cs
- httpserverutility.cs
- TextTabProperties.cs
- HandlerMappingMemo.cs
- DataFormats.cs
- Privilege.cs
- IndexOutOfRangeException.cs
- IListConverters.cs
- ListViewUpdatedEventArgs.cs
- DesignTimeParseData.cs
- RegexBoyerMoore.cs
- ObjectCacheHost.cs
- StreamGeometryContext.cs
- ListBoxItem.cs
- XmlEntity.cs
- IisTraceListener.cs
- DateTimeConverter2.cs
- ConfigurationElement.cs
- WmlLiteralTextAdapter.cs
- AsymmetricKeyExchangeFormatter.cs
- AuthenticationServiceManager.cs
- InvokeHandlers.cs
- SnapshotChangeTrackingStrategy.cs
- SamlAuthenticationStatement.cs
- TemplateXamlTreeBuilder.cs
- ToolboxItemCollection.cs
- SQLDecimal.cs
- DesignerSerializerAttribute.cs
- SystemIPInterfaceStatistics.cs
- BaseCodeDomTreeGenerator.cs
- SimpleWebHandlerParser.cs
- COM2ColorConverter.cs
- Menu.cs
- EdmToObjectNamespaceMap.cs
- ToolStripItemGlyph.cs
- Currency.cs
- SplitterPanel.cs
- WorkflowFileItem.cs
- SchemeSettingElementCollection.cs
- MenuScrollingVisibilityConverter.cs
- FusionWrap.cs
- JsonQNameDataContract.cs
- SafeUserTokenHandle.cs
- ReadOnlyMetadataCollection.cs
- EllipticalNodeOperations.cs
- shaperfactory.cs
- DesignerVerb.cs
- DataGridCellItemAutomationPeer.cs
- UseAttributeSetsAction.cs
- IUnknownConstantAttribute.cs
- FigureParaClient.cs
- CroppedBitmap.cs
- DependencyPropertyConverter.cs
- MouseCaptureWithinProperty.cs
- CodePrimitiveExpression.cs
- EventLogPermissionEntryCollection.cs
- ServiceNameElement.cs
- GeneralTransformCollection.cs
- UpdateProgress.cs
- ColorAnimationUsingKeyFrames.cs
- ApplicationBuildProvider.cs
- MSAAEventDispatcher.cs
- EastAsianLunisolarCalendar.cs
- WebPartZoneCollection.cs
- RequestStatusBarUpdateEventArgs.cs
- DataGridViewButtonColumn.cs
- SqlUtil.cs
- HitTestResult.cs
- Bitmap.cs
- FocusTracker.cs
- ConnectionPoolManager.cs
- FileSystemEventArgs.cs
- AxHost.cs
- SqlVersion.cs
- GridItemPattern.cs
- TextLineResult.cs
- CacheDependency.cs
- DebuggerService.cs
- Typeface.cs
- DataServiceContext.cs
- RepeaterItemCollection.cs
- DesignerActionService.cs
- GridViewUpdatedEventArgs.cs
- PointKeyFrameCollection.cs
- CharAnimationBase.cs
- StatusBarDesigner.cs