Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / xsp / System / Web / UI / ControlIdConverter.cs / 1 / 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. /// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] 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. /// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] 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
- DesignerValidatorAdapter.cs
- SmtpReplyReader.cs
- RedistVersionInfo.cs
- _NativeSSPI.cs
- SqlGenericUtil.cs
- BulletedListEventArgs.cs
- CodeGenerator.cs
- MessageHeaders.cs
- AutomationEvent.cs
- InvokeGenerator.cs
- HtmlControlPersistable.cs
- ReversePositionQuery.cs
- UserPreferenceChangedEventArgs.cs
- GPPOINT.cs
- Inflater.cs
- PathTooLongException.cs
- WindowsFormsHostAutomationPeer.cs
- TerminatorSinks.cs
- SQLCharsStorage.cs
- TargetParameterCountException.cs
- HtmlControl.cs
- LinqDataSourceEditData.cs
- ManipulationCompletedEventArgs.cs
- EventLogEntryCollection.cs
- DynamicValueConverter.cs
- XmlSchemaSimpleTypeList.cs
- AttributeUsageAttribute.cs
- basecomparevalidator.cs
- InvalidPropValue.cs
- MethodAccessException.cs
- EventLogQuery.cs
- FlowDocumentPaginator.cs
- PersonalizationAdministration.cs
- TdsParserSessionPool.cs
- Baml2006ReaderContext.cs
- DataGridRowAutomationPeer.cs
- SiteMembershipCondition.cs
- RemoteWebConfigurationHostStream.cs
- AdRotator.cs
- RepeaterItem.cs
- MatrixConverter.cs
- WindowsTitleBar.cs
- RenderCapability.cs
- CodeSubDirectory.cs
- XsltContext.cs
- CodeTypeReferenceCollection.cs
- CodeAttachEventStatement.cs
- AspNetRouteServiceHttpHandler.cs
- TemplateKeyConverter.cs
- Evidence.cs
- CultureMapper.cs
- MethodBody.cs
- Button.cs
- Typeface.cs
- ParseHttpDate.cs
- StreamInfo.cs
- MergeFilterQuery.cs
- versioninfo.cs
- BindingWorker.cs
- ValueTable.cs
- RegistrySecurity.cs
- GregorianCalendar.cs
- NotifyIcon.cs
- Item.cs
- EntityContainerAssociationSet.cs
- Queue.cs
- HttpHandlerActionCollection.cs
- WebConfigurationFileMap.cs
- JavascriptCallbackMessageInspector.cs
- Console.cs
- login.cs
- SymLanguageType.cs
- QilSortKey.cs
- OracleBoolean.cs
- ResourcePermissionBaseEntry.cs
- VisualBrush.cs
- mongolianshape.cs
- ImageBrush.cs
- CompareValidator.cs
- ActivityExecutionContextCollection.cs
- Subtree.cs
- CapabilitiesState.cs
- PanelStyle.cs
- DataServiceResponse.cs
- LayoutEditorPart.cs
- SpeechSynthesizer.cs
- EdmToObjectNamespaceMap.cs
- LockedAssemblyCache.cs
- SiteMembershipCondition.cs
- BooleanExpr.cs
- xamlnodes.cs
- MsmqIntegrationInputChannel.cs
- ExeContext.cs
- InkCanvasAutomationPeer.cs
- ButtonChrome.cs
- DataViewSettingCollection.cs
- InitiatorSessionSymmetricMessageSecurityProtocol.cs
- TextRangeBase.cs
- HMACSHA384.cs
- EventSinkActivity.cs