Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / WebControls / DataControlLinkButton.cs / 1 / DataControlLinkButton.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.Drawing; using System.Web.Util; ////// Derived version of LinkButton used within a DataControl. /// [SupportsEventValidation] internal class DataControlLinkButton : LinkButton { IPostBackContainer _container; string _callbackArgument; bool _enableCallback; internal DataControlLinkButton(IPostBackContainer container) { _container = container; } public override bool CausesValidation { get { if (_container != null) { return false; } return base.CausesValidation; } set { if (_container != null) { throw new NotSupportedException(SR.GetString(SR.CannotSetValidationOnDataControlButtons)); } base.CausesValidation = value; } } internal void EnableCallback(string argument) { _enableCallback = true; _callbackArgument = argument; } protected override PostBackOptions GetPostBackOptions() { if (_container != null) { return _container.GetPostBackOptions(this); } return base.GetPostBackOptions(); } protected internal override void Render(HtmlTextWriter writer) { SetCallbackProperties(); SetForeColor(); base.Render(writer); } private void SetCallbackProperties() { if (_enableCallback) { ICallbackContainer _callbackContainer = _container as ICallbackContainer; if (_callbackContainer != null) { string callbackScript = _callbackContainer.GetCallbackScript(this, _callbackArgument); if (!String.IsNullOrEmpty(callbackScript)) { this.OnClientClick = callbackScript; } } } } ////// In HTML hyperlinks always use the browser's link color. /// For the DataControl, we want all LinkButtons to honor the ForeColor setting. /// This requires looking up into the control hierarchy to see if either the cell /// or the containing row or table define a ForeColor. /// protected virtual void SetForeColor() { if (ControlStyle.IsSet(System.Web.UI.WebControls.Style.PROP_FORECOLOR) == false) { Color hyperLinkForeColor; Control control = this; for (int i = 0; i < 3; i++) { control = control.Parent; Debug.Assert(((i == 0) && (control is TableCell)) || ((i == 1) && (control is TableRow)) || ((i == 2) && (control is Table))); hyperLinkForeColor = ((WebControl)control).ForeColor; if (hyperLinkForeColor != Color.Empty) { ForeColor = hyperLinkForeColor; break; } } } } } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SecurityTokenReferenceStyle.cs
- ExtentCqlBlock.cs
- ObjectSecurity.cs
- SiteMapSection.cs
- ForceCopyBuildProvider.cs
- DocumentXmlWriter.cs
- SequenceRangeCollection.cs
- WrappedReader.cs
- ResourceAssociationType.cs
- PersonalizableAttribute.cs
- WebPartCatalogCloseVerb.cs
- XamlStream.cs
- SortedSetDebugView.cs
- PerfService.cs
- DataFormat.cs
- _AcceptOverlappedAsyncResult.cs
- PersonalizationProvider.cs
- AnnotationComponentChooser.cs
- __TransparentProxy.cs
- SqlConnectionHelper.cs
- XPathNavigatorReader.cs
- WebPartEditorApplyVerb.cs
- Compress.cs
- BindStream.cs
- EntityParameter.cs
- ConfigurationException.cs
- BuilderElements.cs
- AnimatedTypeHelpers.cs
- COM2TypeInfoProcessor.cs
- AssemblyHelper.cs
- XmlWrappingReader.cs
- FrameworkTextComposition.cs
- WebServiceHandler.cs
- OdbcFactory.cs
- BaseHashHelper.cs
- WebPartVerbCollection.cs
- RoleGroupCollection.cs
- X509RecipientCertificateServiceElement.cs
- TransformedBitmap.cs
- HttpAsyncResult.cs
- HtmlToClrEventProxy.cs
- OperatorExpressions.cs
- CriticalFinalizerObject.cs
- ValidatingPropertiesEventArgs.cs
- BitmapFrameDecode.cs
- DataGridViewCell.cs
- MimeTypeAttribute.cs
- Rule.cs
- ValueTable.cs
- UIElement.cs
- ResourceDefaultValueAttribute.cs
- PropertyPathWorker.cs
- MdbDataFileEditor.cs
- ParameterRetriever.cs
- ToolStripComboBox.cs
- DataGridColumnReorderingEventArgs.cs
- NativeRecognizer.cs
- PermissionSetTriple.cs
- CollectionViewGroupInternal.cs
- ClientTargetCollection.cs
- SafeArrayRankMismatchException.cs
- GradientStop.cs
- CodeObjectCreateExpression.cs
- GenericIdentity.cs
- TextPenaltyModule.cs
- WebPartDisplayModeCancelEventArgs.cs
- AddingNewEventArgs.cs
- DeploymentSection.cs
- FontStretch.cs
- UInt16Converter.cs
- AxHost.cs
- TextBoxBase.cs
- DataGridHeaderBorder.cs
- SQLDouble.cs
- Dictionary.cs
- EventMetadata.cs
- TextComposition.cs
- CustomPeerResolverService.cs
- BindingContext.cs
- IisTraceWebEventProvider.cs
- FullTrustAssembliesSection.cs
- CryptoHelper.cs
- XmlFormatExtensionPrefixAttribute.cs
- GACMembershipCondition.cs
- PeerApplicationLaunchInfo.cs
- ToolStripDropDownClosedEventArgs.cs
- _FtpControlStream.cs
- ServerTooBusyException.cs
- JournalNavigationScope.cs
- EntityCommandCompilationException.cs
- RequestCachePolicyConverter.cs
- COAUTHIDENTITY.cs
- Model3D.cs
- Highlights.cs
- SplayTreeNode.cs
- XmlWrappingReader.cs
- ConfigXmlAttribute.cs
- SqlDataSource.cs
- HeaderedItemsControl.cs
- ObjectContextServiceProvider.cs