Code:
/ 4.0 / 4.0 / 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. //------------------------------------------------------------------------------ //// 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
- SafeRsaProviderHandle.cs
- DataReceivedEventArgs.cs
- LongTypeConverter.cs
- SingleSelectRootGridEntry.cs
- PrintController.cs
- SystemUnicastIPAddressInformation.cs
- DotAtomReader.cs
- UrlRoutingModule.cs
- unsafenativemethodstextservices.cs
- EventBindingService.cs
- ToolboxComponentsCreatedEventArgs.cs
- MetadataHelper.cs
- RequestCachingSection.cs
- VisualCollection.cs
- GenericFlowSwitchHelper.cs
- HMACSHA1.cs
- FilteredDataSetHelper.cs
- TableStyle.cs
- GenericTypeParameterBuilder.cs
- StringFormat.cs
- bidPrivateBase.cs
- TextTreeObjectNode.cs
- SourceItem.cs
- InvalidCastException.cs
- NumericUpDownAcceleration.cs
- JavaScriptSerializer.cs
- ViewPort3D.cs
- RegexCharClass.cs
- XPathScanner.cs
- CompositeScriptReferenceEventArgs.cs
- EnumerableRowCollection.cs
- ControlAdapter.cs
- DataKey.cs
- RequestCacheValidator.cs
- Panel.cs
- ListBoxItemAutomationPeer.cs
- StreamWriter.cs
- OleDbParameterCollection.cs
- DPTypeDescriptorContext.cs
- XPathBinder.cs
- BadImageFormatException.cs
- ConfigurationConverterBase.cs
- CodeTypeParameterCollection.cs
- X509ChainElement.cs
- KeyInfo.cs
- InvalidOleVariantTypeException.cs
- DataGridHeaderBorder.cs
- MethodImplAttribute.cs
- SamlSerializer.cs
- MetafileEditor.cs
- EventLogPermissionEntry.cs
- NamedElement.cs
- FormViewInsertedEventArgs.cs
- WebPartZoneCollection.cs
- ForwardPositionQuery.cs
- MULTI_QI.cs
- Normalization.cs
- MissingMemberException.cs
- OdbcStatementHandle.cs
- FieldAccessException.cs
- FactoryMaker.cs
- IntegrationExceptionEventArgs.cs
- indexingfiltermarshaler.cs
- XslException.cs
- LinqDataSourceStatusEventArgs.cs
- basemetadatamappingvisitor.cs
- Utils.cs
- ProviderException.cs
- MenuItemStyle.cs
- TraceHwndHost.cs
- RemotingAttributes.cs
- ValidatorCompatibilityHelper.cs
- QilScopedVisitor.cs
- DbConnectionPoolIdentity.cs
- XmlDocumentSerializer.cs
- TypeResolver.cs
- BamlLocalizer.cs
- SendingRequestEventArgs.cs
- CompilerGlobalScopeAttribute.cs
- XPathBinder.cs
- QilVisitor.cs
- DataGridViewCell.cs
- SerializableAuthorizationContext.cs
- Baml6ConstructorInfo.cs
- ProcessThread.cs
- TrustLevel.cs
- DrawingContextWalker.cs
- HiddenField.cs
- BaseValidatorDesigner.cs
- MouseOverProperty.cs
- HttpGetServerProtocol.cs
- RecordsAffectedEventArgs.cs
- NativeMethods.cs
- TypeContext.cs
- ElementHostAutomationPeer.cs
- TableStyle.cs
- RelationshipConverter.cs
- StructuredProperty.cs
- BaseValidator.cs
- ArgIterator.cs