Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Extensions / UI / ControlUtil.cs / 1305376 / ControlUtil.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- using System; using System.Collections.Generic; using System.Text; using System.Web.Resources; using System.Web.UI; namespace System.Web.UI { internal class ControlUtil { internal static Control FindTargetControl(string controlID, Control control, bool searchNamingContainers) { Control foundControl; if (searchNamingContainers) { Control currentContainer; foundControl = null; // DevDiv 73305: Do not assume starting control is not a naming container. if (control is INamingContainer) { currentContainer = control; } else { currentContainer = control.NamingContainer; } do { foundControl = currentContainer.FindControl(controlID); currentContainer = currentContainer.NamingContainer; } while (foundControl == null && currentContainer != null); } else { foundControl = control.FindControl(controlID); } return foundControl; } internal static bool IsBuiltInHiddenField(string hiddenFieldName) { // Returns true is the field name represents a hidden field generated // by ASP.NET's core runtime. This includes fields such as ViewState and // EventValidation, but not ones generated by specific controls such as // TreeView and WebParts. // If the field is less than two chars long it's not built-in. (Perf) if (hiddenFieldName.Length <= 2) { return false; } // If it doesn't start with two underscores, it's not built-in. (Perf) if (hiddenFieldName[0] != '_' || hiddenFieldName[1] != '_') { return false; } // Examine list of built-in ASP.NET fields. The list was created by examining // the ASP.NET source code for hidden field registration and rendering. // We exclude __VIEWSTATEENCRYPTED and __VIEWSTATEFIELDCOUNT from the list // since they're covered by the general __VIEWSTATE part. return hiddenFieldName.StartsWith("__VIEWSTATE", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__EVENTVALIDATION", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__LASTFOCUS", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__SCROLLPOSITIONX", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__SCROLLPOSITIONY", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__EVENTTARGET", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__EVENTARGUMENT", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__PREVIOUSPAGE", StringComparison.Ordinal); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- using System; using System.Collections.Generic; using System.Text; using System.Web.Resources; using System.Web.UI; namespace System.Web.UI { internal class ControlUtil { internal static Control FindTargetControl(string controlID, Control control, bool searchNamingContainers) { Control foundControl; if (searchNamingContainers) { Control currentContainer; foundControl = null; // DevDiv 73305: Do not assume starting control is not a naming container. if (control is INamingContainer) { currentContainer = control; } else { currentContainer = control.NamingContainer; } do { foundControl = currentContainer.FindControl(controlID); currentContainer = currentContainer.NamingContainer; } while (foundControl == null && currentContainer != null); } else { foundControl = control.FindControl(controlID); } return foundControl; } internal static bool IsBuiltInHiddenField(string hiddenFieldName) { // Returns true is the field name represents a hidden field generated // by ASP.NET's core runtime. This includes fields such as ViewState and // EventValidation, but not ones generated by specific controls such as // TreeView and WebParts. // If the field is less than two chars long it's not built-in. (Perf) if (hiddenFieldName.Length <= 2) { return false; } // If it doesn't start with two underscores, it's not built-in. (Perf) if (hiddenFieldName[0] != '_' || hiddenFieldName[1] != '_') { return false; } // Examine list of built-in ASP.NET fields. The list was created by examining // the ASP.NET source code for hidden field registration and rendering. // We exclude __VIEWSTATEENCRYPTED and __VIEWSTATEFIELDCOUNT from the list // since they're covered by the general __VIEWSTATE part. return hiddenFieldName.StartsWith("__VIEWSTATE", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__EVENTVALIDATION", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__LASTFOCUS", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__SCROLLPOSITIONX", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__SCROLLPOSITIONY", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__EVENTTARGET", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__EVENTARGUMENT", StringComparison.Ordinal) || String.Equals(hiddenFieldName, "__PREVIOUSPAGE", StringComparison.Ordinal); } } } // 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
- Stacktrace.cs
- DataKeyCollection.cs
- OletxDependentTransaction.cs
- SafeBitVector32.cs
- ButtonRenderer.cs
- GetWinFXPath.cs
- GeometryModel3D.cs
- BaseAsyncResult.cs
- BaseComponentEditor.cs
- EmbeddedMailObjectsCollection.cs
- LineVisual.cs
- StatusBarItem.cs
- NavigationPropertySingletonExpression.cs
- ApplicationFileParser.cs
- PartialCachingControl.cs
- SecurityTokenResolver.cs
- SelectionRangeConverter.cs
- ClientCultureInfo.cs
- DataPointer.cs
- CacheMemory.cs
- DocumentPageView.cs
- BlockUIContainer.cs
- ServiceConfigurationTraceRecord.cs
- WriteFileContext.cs
- FixedTextView.cs
- PrintPreviewDialog.cs
- ICspAsymmetricAlgorithm.cs
- WpfKnownTypeInvoker.cs
- DataTableMappingCollection.cs
- IDQuery.cs
- MimeTypeMapper.cs
- CallTemplateAction.cs
- ImageAnimator.cs
- PresentationSource.cs
- UrlAuthFailureHandler.cs
- CodeMemberProperty.cs
- DefaultDiscoveryServiceExtension.cs
- MailBnfHelper.cs
- QilXmlReader.cs
- TemplateApplicationHelper.cs
- SamlAssertion.cs
- DesignerTextWriter.cs
- PointValueSerializer.cs
- PointConverter.cs
- DecoratedNameAttribute.cs
- CompModSwitches.cs
- TextPointer.cs
- AppDomainInstanceProvider.cs
- InkCanvasAutomationPeer.cs
- AsnEncodedData.cs
- JsonFormatWriterGenerator.cs
- Focus.cs
- MsmqAppDomainProtocolHandler.cs
- Size.cs
- Invariant.cs
- RoleManagerEventArgs.cs
- HtmlShimManager.cs
- FontWeight.cs
- CreateRefExpr.cs
- ToolboxItemFilterAttribute.cs
- AesManaged.cs
- ResourceAssociationSetEnd.cs
- UnsafeNativeMethods.cs
- CompositeFontInfo.cs
- NativeCppClassAttribute.cs
- FocusChangedEventArgs.cs
- XmlSchemaChoice.cs
- AttributeUsageAttribute.cs
- ParserStreamGeometryContext.cs
- XmlDataFileEditor.cs
- WindowsPen.cs
- SerializerDescriptor.cs
- BaseTemplateCodeDomTreeGenerator.cs
- TextParagraph.cs
- XPathAncestorQuery.cs
- SubclassTypeValidator.cs
- PageVisual.cs
- Int32Converter.cs
- BaseInfoTable.cs
- LockingPersistenceProvider.cs
- Timeline.cs
- messageonlyhwndwrapper.cs
- TableItemProviderWrapper.cs
- ConditionalAttribute.cs
- OrCondition.cs
- LinqToSqlWrapper.cs
- InternalMappingException.cs
- TimelineGroup.cs
- altserialization.cs
- OdbcConnectionFactory.cs
- SplitterCancelEvent.cs
- WebEventTraceProvider.cs
- PartialCachingControl.cs
- UserMapPath.cs
- EntryPointNotFoundException.cs
- SettingsBase.cs
- mediaeventshelper.cs
- TemplatedAdorner.cs
- DataFormat.cs
- ResolveDuplexCD1AsyncResult.cs