Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / UI / ControlIdConverter.cs / 1305376 / ControlIdConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System.Collections; using System.ComponentModel; using System.ComponentModel.Design; using System.Globalization; using System.Reflection; using System.Web.Util; using System.Security.Permissions; ////// TypeConverter for ControlParameter's ControlID property. /// public class ControlIDConverter : StringConverter { ////// protected virtual bool FilterControl(Control control) { return true; } ///Determines whether a given control should have its id added to the StandardValuesCollection. ////// Returns a list of all control IDs in the container. /// private string[] GetControls(IDesignerHost host, object instance) { IContainer container = host.Container; // Locate nearest container IComponent component = instance as IComponent; if (component != null && component.Site != null) { container = component.Site.Container; } if (container == null) { return null; } ComponentCollection allComponents = container.Components; ArrayList array = new ArrayList(); // For each control in the container foreach (IComponent comp in (IEnumerable)allComponents) { Control control = comp as Control; // Ignore DesignerHost.RootComponent (Page or UserControl), controls that don't have ID's, // and the Control itself if (control != null && control != instance && control != host.RootComponent && control.ID != null && control.ID.Length > 0 && FilterControl(control)) { array.Add(control.ID); } } array.Sort(Comparer.Default); return (string[])array.ToArray(typeof(string)); } ////// Returns a collection of standard values retrieved from the context specified /// by the specified type descriptor. /// public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context) { if (context == null) { return null; } IDesignerHost host = (IDesignerHost)context.GetService(typeof(IDesignerHost)); Debug.Assert(host != null, "Unable to get IDesignerHost in ControlIDConverter"); if (host != null) { string[] controlIDs = GetControls(host, context.Instance); if (controlIDs == null) { return null; } return new StandardValuesCollection(controlIDs); } return null; } ////// Gets whether or not the context specified contains exclusive standard values. /// public override bool GetStandardValuesExclusive(ITypeDescriptorContext context) { return false; } ////// Gets whether or not the specified context contains supported standard values. /// public override bool GetStandardValuesSupported(ITypeDescriptorContext context) { return (context != null); } } } // 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
- CssClassPropertyAttribute.cs
- _UriTypeConverter.cs
- HtmlTernaryTree.cs
- SystemColorTracker.cs
- StringReader.cs
- ContractListAdapter.cs
- Win32PrintDialog.cs
- DemultiplexingDispatchMessageFormatter.cs
- ThreadExceptionEvent.cs
- RequiredFieldValidator.cs
- LockedBorderGlyph.cs
- ReturnEventArgs.cs
- AlternateViewCollection.cs
- VisemeEventArgs.cs
- SafeFileMappingHandle.cs
- UnescapedXmlDiagnosticData.cs
- HttpHandlerActionCollection.cs
- ConvertEvent.cs
- TraversalRequest.cs
- MessageHeaderAttribute.cs
- ScriptResourceHandler.cs
- WebPartConnectionsConfigureVerb.cs
- DirectoryNotFoundException.cs
- ColorDialog.cs
- PolicyManager.cs
- TextMarkerSource.cs
- DataObjectPastingEventArgs.cs
- DataPager.cs
- ArraySubsetEnumerator.cs
- EncoderReplacementFallback.cs
- DataGridViewLayoutData.cs
- _PooledStream.cs
- RootBuilder.cs
- TimelineClockCollection.cs
- RadioButtonPopupAdapter.cs
- ClassHandlersStore.cs
- LayoutEngine.cs
- ObjectCloneHelper.cs
- ThrowHelper.cs
- FormViewDeleteEventArgs.cs
- TTSVoice.cs
- DesigntimeLicenseContextSerializer.cs
- RegexCompilationInfo.cs
- XslVisitor.cs
- ipaddressinformationcollection.cs
- TableLayoutSettings.cs
- EditorPart.cs
- PersonalizationProviderCollection.cs
- PersonalizationStateInfo.cs
- WebHttpElement.cs
- HtmlShim.cs
- MemberDescriptor.cs
- IndexedGlyphRun.cs
- SocketPermission.cs
- SimpleBitVector32.cs
- CustomTypeDescriptor.cs
- WebPartTransformerCollection.cs
- Error.cs
- CompositeDataBoundControl.cs
- SqlConnectionStringBuilder.cs
- StrokeCollection2.cs
- LogWriteRestartAreaState.cs
- ItemList.cs
- WebMessageBodyStyleHelper.cs
- QueuePropertyVariants.cs
- Executor.cs
- AssociationTypeEmitter.cs
- LoginName.cs
- GradientSpreadMethodValidation.cs
- ContainerUIElement3D.cs
- HttpCookiesSection.cs
- TypeContext.cs
- GridSplitterAutomationPeer.cs
- LayoutEngine.cs
- CookieHandler.cs
- ConcurrentBag.cs
- ExpressionWriter.cs
- SqlDataRecord.cs
- NullableBoolConverter.cs
- IsolatedStorage.cs
- ListViewItemMouseHoverEvent.cs
- ConfigurationValue.cs
- VBCodeProvider.cs
- HotSpot.cs
- ListBindingConverter.cs
- ServiceElementCollection.cs
- Point3DCollection.cs
- RelationshipType.cs
- DynamicMetaObjectBinder.cs
- ToolStripItemImageRenderEventArgs.cs
- ButtonStandardAdapter.cs
- TCPListener.cs
- ProgressBarRenderer.cs
- Enum.cs
- ParenExpr.cs
- SelectionPattern.cs
- Win32SafeHandles.cs
- DaylightTime.cs
- PeerNodeTraceRecord.cs
- PeerNameResolver.cs