Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / 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; } } } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// 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; } } } } } } // 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
- ContextMenuService.cs
- XmlUtil.cs
- SqlAliaser.cs
- ObjectNavigationPropertyMapping.cs
- GlyphsSerializer.cs
- TablePatternIdentifiers.cs
- ExtensibleClassFactory.cs
- Stack.cs
- rsa.cs
- SubclassTypeValidator.cs
- XmlnsDefinitionAttribute.cs
- XmlQueryCardinality.cs
- ByteAnimation.cs
- CommentAction.cs
- FilterElement.cs
- MetadataArtifactLoaderCompositeFile.cs
- HtmlHead.cs
- XmlSerializerOperationGenerator.cs
- XmlDataImplementation.cs
- HttpAsyncResult.cs
- RowsCopiedEventArgs.cs
- DataServiceRequestArgs.cs
- XmlNodeList.cs
- DelayedRegex.cs
- DataSetUtil.cs
- QueueProcessor.cs
- AllMembershipCondition.cs
- ResXResourceReader.cs
- ReadOnlyTernaryTree.cs
- SqlDataSource.cs
- ObjectDataSourceStatusEventArgs.cs
- InfoCardProofToken.cs
- RangeContentEnumerator.cs
- InternalBase.cs
- StylusCaptureWithinProperty.cs
- WebControl.cs
- XomlCompilerError.cs
- HttpListenerResponse.cs
- LocalBuilder.cs
- Metafile.cs
- RtfNavigator.cs
- ITreeGenerator.cs
- SudsParser.cs
- DesignerCommandAdapter.cs
- SafeCertificateStore.cs
- GeneralTransform2DTo3D.cs
- BinaryObjectWriter.cs
- WebMessageBodyStyleHelper.cs
- NativeMethodsCLR.cs
- ByteAnimationUsingKeyFrames.cs
- RootBrowserWindowAutomationPeer.cs
- AtomPub10ServiceDocumentFormatter.cs
- FieldToken.cs
- DocumentViewerBase.cs
- Quad.cs
- FamilyTypeface.cs
- ClientBuildManager.cs
- TextChangedEventArgs.cs
- MDIControlStrip.cs
- XmlImplementation.cs
- StreamInfo.cs
- NameValueSectionHandler.cs
- CompiledQuery.cs
- WebResourceUtil.cs
- VisualBasicSettingsConverter.cs
- DeflateInput.cs
- HtmlToClrEventProxy.cs
- CommandManager.cs
- DesignerActionHeaderItem.cs
- HttpCapabilitiesSectionHandler.cs
- ObjectMaterializedEventArgs.cs
- PageAction.cs
- ExceptionAggregator.cs
- ValidationSummary.cs
- HttpClientCertificate.cs
- PerfCounters.cs
- Timer.cs
- AsyncInvokeOperation.cs
- SerializationInfo.cs
- DataServiceProcessingPipeline.cs
- ReaderWriterLockSlim.cs
- ACE.cs
- InvalidComObjectException.cs
- System.Data_BID.cs
- TextPatternIdentifiers.cs
- FilteredDataSetHelper.cs
- GridItemProviderWrapper.cs
- StandardTransformFactory.cs
- SqlBinder.cs
- EntityTypeBase.cs
- MessageEncodingBindingElement.cs
- MenuTracker.cs
- WebPartCancelEventArgs.cs
- X509CertificateInitiatorServiceCredential.cs
- RowsCopiedEventArgs.cs
- ShaderRenderModeValidation.cs
- ScriptRegistrationManager.cs
- FontEmbeddingManager.cs
- StylusButtonEventArgs.cs
- PostBackOptions.cs