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
- HttpModuleActionCollection.cs
- LabelAutomationPeer.cs
- WindowsFormsEditorServiceHelper.cs
- ResourceDescriptionAttribute.cs
- XmlReflectionImporter.cs
- BinaryExpressionHelper.cs
- FormsAuthenticationCredentials.cs
- ProcessInfo.cs
- DataGridViewColumnConverter.cs
- FormClosedEvent.cs
- ConnectionPoint.cs
- EntityViewGenerationConstants.cs
- DataRowChangeEvent.cs
- BindingEntityInfo.cs
- ScriptingSectionGroup.cs
- SupportsPreviewControlAttribute.cs
- WindowsHyperlink.cs
- WaveHeader.cs
- DictionarySectionHandler.cs
- TraceSection.cs
- Function.cs
- CharacterShapingProperties.cs
- MsmqIntegrationBindingCollectionElement.cs
- HandlerElement.cs
- RenderDataDrawingContext.cs
- SettingsSavedEventArgs.cs
- JsonEnumDataContract.cs
- SecurityPermission.cs
- PixelFormat.cs
- ArrayList.cs
- IOException.cs
- CodeDirectoryCompiler.cs
- TextSegment.cs
- Oid.cs
- SoapAttributeAttribute.cs
- TextTreeFixupNode.cs
- XmlEntity.cs
- AudioFormatConverter.cs
- SqlDataSourceRefreshSchemaForm.cs
- XmlHierarchicalEnumerable.cs
- SubstitutionDesigner.cs
- AssemblyEvidenceFactory.cs
- DateTimeParse.cs
- TableRow.cs
- CompoundFileReference.cs
- CompilerTypeWithParams.cs
- IgnoreSectionHandler.cs
- SessionPageStatePersister.cs
- X509CertificateTrustedIssuerElement.cs
- Pen.cs
- SerialStream.cs
- DataBinder.cs
- Tokenizer.cs
- DiscardableAttribute.cs
- HGlobalSafeHandle.cs
- ColumnCollection.cs
- UIElement.cs
- WebMessageEncodingElement.cs
- DataTableReader.cs
- COM2PropertyDescriptor.cs
- ExecutionProperties.cs
- PageCatalogPart.cs
- EmissiveMaterial.cs
- TextBlock.cs
- ExpandCollapseIsCheckedConverter.cs
- SystemIPInterfaceProperties.cs
- OleDbFactory.cs
- UnmanagedMemoryAccessor.cs
- SafeBitVector32.cs
- TextBox.cs
- XsdCachingReader.cs
- AssemblyBuilder.cs
- COM2ExtendedTypeConverter.cs
- Header.cs
- IssuedSecurityTokenParameters.cs
- ProfileServiceManager.cs
- Focus.cs
- EmptyStringExpandableObjectConverter.cs
- Comparer.cs
- DSASignatureDeformatter.cs
- PropertyRecord.cs
- UIAgentMonitorHandle.cs
- TextRangeAdaptor.cs
- TCPClient.cs
- ProcessHostServerConfig.cs
- SoapObjectWriter.cs
- WindowsToolbarAsMenu.cs
- SmiGettersStream.cs
- Graph.cs
- SqlNamer.cs
- WindowsTitleBar.cs
- ConstraintStruct.cs
- TabControlAutomationPeer.cs
- SqlCacheDependencyDatabase.cs
- Transform3DGroup.cs
- CollectionViewProxy.cs
- MasterPage.cs
- ProxyBuilder.cs
- PersonalizableAttribute.cs
- CachedPathData.cs