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
- DrawingContextWalker.cs
- RangeValuePattern.cs
- ConnectionsZone.cs
- DataServiceKeyAttribute.cs
- IFlowDocumentViewer.cs
- ConnectionManagementElementCollection.cs
- DBPropSet.cs
- Storyboard.cs
- PresentationSource.cs
- ToggleButtonAutomationPeer.cs
- OdbcConnectionOpen.cs
- CipherData.cs
- OdbcConnectionHandle.cs
- KeyboardDevice.cs
- webclient.cs
- OutputCacheSettingsSection.cs
- AdornerPresentationContext.cs
- ReadOnlyPropertyMetadata.cs
- FieldNameLookup.cs
- LocatorPartList.cs
- StringValueSerializer.cs
- EventSetter.cs
- MetricEntry.cs
- Automation.cs
- GlobalEventManager.cs
- XpsResource.cs
- SizeF.cs
- LayoutExceptionEventArgs.cs
- SessionEndingEventArgs.cs
- Label.cs
- TrackingAnnotationCollection.cs
- TraceContextEventArgs.cs
- LayoutTableCell.cs
- HttpCookieCollection.cs
- XmlSchemaCollection.cs
- PointCollectionConverter.cs
- CmsUtils.cs
- _AutoWebProxyScriptWrapper.cs
- XmlSchemaFacet.cs
- WebDisplayNameAttribute.cs
- OperationAbortedException.cs
- Underline.cs
- wmiprovider.cs
- TreeNodeBindingCollection.cs
- HttpConfigurationSystem.cs
- ObfuscateAssemblyAttribute.cs
- DesignerForm.cs
- GroupBoxAutomationPeer.cs
- ExeContext.cs
- ArgIterator.cs
- Control.cs
- CompositeActivityTypeDescriptor.cs
- HtmlDocument.cs
- SmtpClient.cs
- HatchBrush.cs
- webeventbuffer.cs
- DecimalConstantAttribute.cs
- PkcsMisc.cs
- BuildDependencySet.cs
- GatewayDefinition.cs
- XmlSerializerFactory.cs
- Button.cs
- HtmlImageAdapter.cs
- Throw.cs
- XmlDeclaration.cs
- _OSSOCK.cs
- StreamResourceInfo.cs
- ADConnectionHelper.cs
- TextEditorCopyPaste.cs
- AssemblyCache.cs
- GeneralTransform3DTo2D.cs
- GroupBoxAutomationPeer.cs
- DiagnosticStrings.cs
- _CookieModule.cs
- EnumerableRowCollection.cs
- AssemblyHelper.cs
- RevocationPoint.cs
- InputMethodStateChangeEventArgs.cs
- XmlWhitespace.cs
- SocketAddress.cs
- NativeActivityFaultContext.cs
- WorkflowService.cs
- DateTimeSerializationSection.cs
- SortableBindingList.cs
- XhtmlBasicImageAdapter.cs
- DataStreams.cs
- XmlParserContext.cs
- Math.cs
- ExpressionLink.cs
- RegexCompilationInfo.cs
- ListViewInsertEventArgs.cs
- Keyboard.cs
- ToolStripPanelCell.cs
- IgnoreDeviceFilterElementCollection.cs
- ScrollItemProviderWrapper.cs
- Debug.cs
- TransformerInfoCollection.cs
- BindingNavigator.cs
- UnsafeNativeMethods.cs
- OutputCacheModule.cs