Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / xsp / System / Web / UI / FilterableAttribute.cs / 1 / FilterableAttribute.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.Web.UI { using System; using System.Collections; using System.ComponentModel; using System.Security.Permissions; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AttributeUsage(AttributeTargets.Property | AttributeTargets.Class)] public sealed class FilterableAttribute : Attribute { ////// /// /// public static readonly FilterableAttribute Yes = new FilterableAttribute(true); ////// /// /// public static readonly FilterableAttribute No = new FilterableAttribute(false); ////// /// /// public static readonly FilterableAttribute Default = Yes; private bool _filterable = false; private static Hashtable _filterableTypes; static FilterableAttribute() { // Create a synchronized wrapper _filterableTypes = Hashtable.Synchronized(new Hashtable()); } ////// /// public FilterableAttribute(bool filterable) { _filterable = filterable; } ////// public bool Filterable { get { return _filterable; } } ///Indicates if the property is Filterable. ///public override bool Equals(object obj) { if (obj == this) { return true; } FilterableAttribute other = obj as FilterableAttribute; return (other != null) && (other.Filterable == _filterable); } /// public override int GetHashCode() { return _filterable.GetHashCode(); } /// public override bool IsDefaultAttribute() { return this.Equals(Default); } public static bool IsObjectFilterable(Object instance) { if (instance == null) throw new ArgumentNullException("instance"); return IsTypeFilterable(instance.GetType()); } public static bool IsPropertyFilterable(PropertyDescriptor propertyDescriptor) { FilterableAttribute filterableAttr = (FilterableAttribute)propertyDescriptor.Attributes[typeof(FilterableAttribute)]; if (filterableAttr != null) { return filterableAttr.Filterable; } return true; } public static bool IsTypeFilterable(Type type) { if (type == null) throw new ArgumentNullException("type"); object result = _filterableTypes[type]; if (result != null) { return (bool)result; } System.ComponentModel.AttributeCollection attrs = TypeDescriptor.GetAttributes(type); FilterableAttribute attr = (FilterableAttribute)attrs[typeof(FilterableAttribute)]; result = (attr != null) && attr.Filterable; _filterableTypes[type] = result; return (bool)result; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.Web.UI { using System; using System.Collections; using System.ComponentModel; using System.Security.Permissions; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AttributeUsage(AttributeTargets.Property | AttributeTargets.Class)] public sealed class FilterableAttribute : Attribute { ////// /// /// public static readonly FilterableAttribute Yes = new FilterableAttribute(true); ////// /// /// public static readonly FilterableAttribute No = new FilterableAttribute(false); ////// /// /// public static readonly FilterableAttribute Default = Yes; private bool _filterable = false; private static Hashtable _filterableTypes; static FilterableAttribute() { // Create a synchronized wrapper _filterableTypes = Hashtable.Synchronized(new Hashtable()); } ////// /// public FilterableAttribute(bool filterable) { _filterable = filterable; } ////// public bool Filterable { get { return _filterable; } } ///Indicates if the property is Filterable. ///public override bool Equals(object obj) { if (obj == this) { return true; } FilterableAttribute other = obj as FilterableAttribute; return (other != null) && (other.Filterable == _filterable); } /// public override int GetHashCode() { return _filterable.GetHashCode(); } /// public override bool IsDefaultAttribute() { return this.Equals(Default); } public static bool IsObjectFilterable(Object instance) { if (instance == null) throw new ArgumentNullException("instance"); return IsTypeFilterable(instance.GetType()); } public static bool IsPropertyFilterable(PropertyDescriptor propertyDescriptor) { FilterableAttribute filterableAttr = (FilterableAttribute)propertyDescriptor.Attributes[typeof(FilterableAttribute)]; if (filterableAttr != null) { return filterableAttr.Filterable; } return true; } public static bool IsTypeFilterable(Type type) { if (type == null) throw new ArgumentNullException("type"); object result = _filterableTypes[type]; if (result != null) { return (bool)result; } System.ComponentModel.AttributeCollection attrs = TypeDescriptor.GetAttributes(type); FilterableAttribute attr = (FilterableAttribute)attrs[typeof(FilterableAttribute)]; result = (attr != null) && attr.Filterable; _filterableTypes[type] = result; return (bool)result; } } } // 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
- SecureEnvironment.cs
- CompilationUtil.cs
- EventLogEntry.cs
- Cursors.cs
- securitycriticaldataClass.cs
- CapabilitiesState.cs
- IntSecurity.cs
- SkipQueryOptionExpression.cs
- EntityKey.cs
- AspNetSynchronizationContext.cs
- PropertyPushdownHelper.cs
- ListViewUpdatedEventArgs.cs
- _NegoStream.cs
- EventSinkHelperWriter.cs
- CollectionChangedEventManager.cs
- CngProvider.cs
- ChannelOptions.cs
- SystemUnicastIPAddressInformation.cs
- GcHandle.cs
- ControlCollection.cs
- Int32AnimationUsingKeyFrames.cs
- PrtTicket_Public.cs
- FreeFormPanel.cs
- StaticExtensionConverter.cs
- WindowsStreamSecurityElement.cs
- DurableMessageDispatchInspector.cs
- OpenTypeLayout.cs
- TextEditor.cs
- CompoundFileStorageReference.cs
- ConfigurationLocation.cs
- ExpressionBuilder.cs
- PermissionAttributes.cs
- EntityDataSourceConfigureObjectContext.cs
- CanonicalFontFamilyReference.cs
- DataGridViewAutoSizeColumnModeEventArgs.cs
- StaticFileHandler.cs
- MobileRedirect.cs
- RuntimeArgumentHandle.cs
- Globals.cs
- EntityDataSourceStatementEditorForm.cs
- LinkedList.cs
- OleDbRowUpdatedEvent.cs
- StylusSystemGestureEventArgs.cs
- CatalogZoneBase.cs
- TailCallAnalyzer.cs
- BinaryNode.cs
- SplashScreen.cs
- WmiInstallComponent.cs
- CachedBitmap.cs
- WindowAutomationPeer.cs
- ExternalCalls.cs
- ColorKeyFrameCollection.cs
- TableLayoutCellPaintEventArgs.cs
- LazyTextWriterCreator.cs
- HttpWebRequest.cs
- AttributeCollection.cs
- ApplicationSecurityManager.cs
- AssociationTypeEmitter.cs
- SqlInfoMessageEvent.cs
- BitmapImage.cs
- NonParentingControl.cs
- SQLSingleStorage.cs
- PageCache.cs
- ArraySet.cs
- MaxValueConverter.cs
- DesignerEditorPartChrome.cs
- DataListGeneralPage.cs
- DbMetaDataColumnNames.cs
- HttpListenerPrefixCollection.cs
- TransformerInfo.cs
- XmlWrappingReader.cs
- ProviderSettings.cs
- SqlTriggerContext.cs
- DataError.cs
- EventProvider.cs
- SafeFileMapViewHandle.cs
- DefaultParameterValueAttribute.cs
- RegexMatch.cs
- RuntimeCompatibilityAttribute.cs
- TextFragmentEngine.cs
- SystemResources.cs
- HtmlInputRadioButton.cs
- IISUnsafeMethods.cs
- DocumentViewerBaseAutomationPeer.cs
- CodeDefaultValueExpression.cs
- EnumerableWrapperWeakToStrong.cs
- ArithmeticLiteral.cs
- InstanceLockLostException.cs
- EpmHelper.cs
- PersistenceTypeAttribute.cs
- WorkflowQueue.cs
- RemoteTokenFactory.cs
- ZipFileInfo.cs
- ControlIdConverter.cs
- SmiConnection.cs
- PerformanceCounterLib.cs
- TextDecorationCollection.cs
- behaviorssection.cs
- OdbcRowUpdatingEvent.cs
- CodeDOMProvider.cs