Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / AttributeCollection.cs / 1 / AttributeCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * AttributeCollection.cs * * Copyright (c) 2000 Microsoft Corporation */ namespace System.Web.UI { using System.IO; using System.Collections; using System.Reflection; using System.Web.UI; using System.Globalization; using System.Security.Permissions; using System.Web.Util; /* * The AttributeCollection represents Attributes on an Html control. */ ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class AttributeCollection { private StateBag _bag; private CssStyleCollection _styleColl; /* * Constructs an AttributeCollection given a StateBag. */ ////// The ///class provides object-model access /// to all attributes declared on an HTML server control element. /// /// public AttributeCollection(StateBag bag) { _bag = bag; } /* * Automatically adds new keys. */ ////// public string this[string key] { get { if (_styleColl != null && StringUtil.EqualsIgnoreCase(key, "style")) return _styleColl.Value; else return _bag[key] as string; } set { Add(key, value); } } /* * Returns a collection of keys. */ ////// Gets or sets a specified attribute value. /// ////// public ICollection Keys { get { return _bag.Keys; } } ////// Gets a collection of keys to all the attributes in the /// ///. /// /// public int Count { get { return _bag.Count; } } ////// Gets the number of items in the ///. /// /// public CssStyleCollection CssStyle { get { if (_styleColl == null) { _styleColl = new CssStyleCollection(_bag); } return _styleColl; } } ////// public void Add(string key, string value) { if (_styleColl != null && StringUtil.EqualsIgnoreCase(key, "style")) _styleColl.Value = value; else _bag[key] = value; } public override bool Equals(object o) { // This implementation of Equals relies on mutable properties and is therefore broken, // but we shipped it this way in V1 so it will be a breaking change to fix it. AttributeCollection attrs = o as AttributeCollection; if (attrs != null) { if (attrs.Count != _bag.Count) { return false; } foreach (DictionaryEntry attr in _bag) { if (this[(string)attr.Key] != attrs[(string)attr.Key]) { return false; } } return true; } return false; } public override int GetHashCode() { // This implementation of GetHashCode uses mutable properties but matches the V1 implementation // of Equals. HashCodeCombiner hashCodeCombiner = new HashCodeCombiner(); foreach (DictionaryEntry attr in _bag) { hashCodeCombiner.AddObject(attr.Key); hashCodeCombiner.AddObject(attr.Value); } return hashCodeCombiner.CombinedHash32; } ////// Adds an item to the ///. /// /// public void Remove(string key) { if (_styleColl != null && StringUtil.EqualsIgnoreCase(key, "style")) _styleColl.Clear(); else _bag.Remove(key); } ////// Removes an attribute from the ///. /// /// public void Clear() { _bag.Clear(); if (_styleColl != null) _styleColl.Clear(); } ////// Removes all attributes from the ///. /// /// public void Render(HtmlTextWriter writer) { if (_bag.Count > 0) { IDictionaryEnumerator e = _bag.GetEnumerator(); while (e.MoveNext()) { StateItem item = e.Value as StateItem; if (item != null) { string value = item.Value as string; string key = e.Key as string; if (key != null && value != null) { writer.WriteAttribute(key, value, true /*fEncode*/); } } } } } ///[To be supplied.] ////// public void AddAttributes(HtmlTextWriter writer) { if (_bag.Count > 0) { IDictionaryEnumerator e = _bag.GetEnumerator(); while (e.MoveNext()) { StateItem item = e.Value as StateItem; if (item != null) { string value = item.Value as string; string key = e.Key as string; if (key != null && value != null) { writer.AddAttribute(key, value, true /*fEncode*/); } } } } } } }[To be supplied.] ///
Link Menu
![Network programming in C#, Network Programming in VB.NET, Network Programming in .NET](/images/book.jpg)
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- DataGridViewRowsRemovedEventArgs.cs
- ZipFileInfo.cs
- ScriptModule.cs
- RemotingConfiguration.cs
- ListViewCommandEventArgs.cs
- FactoryId.cs
- DataGridViewMethods.cs
- MenuItemStyle.cs
- FilteredXmlReader.cs
- InputReferenceExpression.cs
- LinqDataSourceContextEventArgs.cs
- EventWaitHandleSecurity.cs
- GestureRecognitionResult.cs
- RoutedEventHandlerInfo.cs
- LoginCancelEventArgs.cs
- ConnectionStringSettingsCollection.cs
- DefinitionBase.cs
- BitmapEffectDrawing.cs
- DBConcurrencyException.cs
- XmlReflectionMember.cs
- Site.cs
- AssemblyResourceLoader.cs
- SqlServer2KCompatibilityCheck.cs
- TimeEnumHelper.cs
- TypeSystemHelpers.cs
- WebServiceReceiveDesigner.cs
- BidPrivateBase.cs
- ContextStaticAttribute.cs
- Preprocessor.cs
- DeferredElementTreeState.cs
- CommentEmitter.cs
- Separator.cs
- FormViewRow.cs
- BamlLocalizableResource.cs
- DocumentReference.cs
- SiteMembershipCondition.cs
- ISAPIRuntime.cs
- ReadOnlyMetadataCollection.cs
- NotConverter.cs
- WindowsScroll.cs
- EdmProperty.cs
- PaperSource.cs
- FontInfo.cs
- srgsitem.cs
- SafeFileMappingHandle.cs
- Automation.cs
- Path.cs
- XmlSchemaIdentityConstraint.cs
- PageHandlerFactory.cs
- DesignTimeParseData.cs
- SafeRightsManagementQueryHandle.cs
- XmlWriter.cs
- __TransparentProxy.cs
- DESCryptoServiceProvider.cs
- BufferedWebEventProvider.cs
- JpegBitmapDecoder.cs
- CodeMemberProperty.cs
- XPathParser.cs
- OdbcPermission.cs
- PersonalizableAttribute.cs
- ControlBuilder.cs
- _HelperAsyncResults.cs
- XPathSingletonIterator.cs
- Vector3DCollection.cs
- DesignerActionUIService.cs
- MouseGestureValueSerializer.cs
- TableLayoutRowStyleCollection.cs
- ClientConfigurationHost.cs
- ContentDisposition.cs
- MultiDataTrigger.cs
- HwndProxyElementProvider.cs
- SubtreeProcessor.cs
- XmlNamespaceManager.cs
- MultiByteCodec.cs
- Duration.cs
- ProxyWebPart.cs
- BufferedGraphics.cs
- MessageVersion.cs
- RelatedCurrencyManager.cs
- ToolbarAUtomationPeer.cs
- WindowsRichEditRange.cs
- CroppedBitmap.cs
- WindowsPrincipal.cs
- DataIdProcessor.cs
- PageStatePersister.cs
- AxisAngleRotation3D.cs
- HuffmanTree.cs
- VariableModifiersHelper.cs
- SmiEventSink_Default.cs
- GenerateTemporaryTargetAssembly.cs
- BuildProvidersCompiler.cs
- Vector3dCollection.cs
- HwndSourceKeyboardInputSite.cs
- FragmentQueryProcessor.cs
- XmlAttributeAttribute.cs
- URLIdentityPermission.cs
- ObservableCollection.cs
- PropertyIDSet.cs
- BookmarkUndoUnit.cs
- ObjectView.cs