Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / 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
- XPathScanner.cs
- SafeCryptoHandles.cs
- BadImageFormatException.cs
- HiddenFieldPageStatePersister.cs
- FontWeightConverter.cs
- NodeLabelEditEvent.cs
- DocumentSequence.cs
- ReferenceCountedObject.cs
- VariableAction.cs
- TraceProvider.cs
- UIPermission.cs
- ConnectionConsumerAttribute.cs
- TableAdapterManagerMethodGenerator.cs
- PropertyGridCommands.cs
- PeerTransportElement.cs
- SessionStateModule.cs
- EventPrivateKey.cs
- ObjectSecurity.cs
- TabPage.cs
- sapiproxy.cs
- HandlerFactoryWrapper.cs
- HandlerBase.cs
- RowSpanVector.cs
- WebServiceEnumData.cs
- sqlinternaltransaction.cs
- MenuScrollingVisibilityConverter.cs
- UnsafeNativeMethods.cs
- SessionParameter.cs
- PrePrepareMethodAttribute.cs
- filewebrequest.cs
- ServiceDebugBehavior.cs
- WebPartConnectionCollection.cs
- ComNativeDescriptor.cs
- UnsafeNativeMethodsMilCoreApi.cs
- formatter.cs
- PolicyLevel.cs
- SerializationSectionGroup.cs
- ItemsPanelTemplate.cs
- PlaceHolder.cs
- ThreadStateException.cs
- FormsAuthenticationCredentials.cs
- XmlChildNodes.cs
- AuthenticatingEventArgs.cs
- Command.cs
- mongolianshape.cs
- BounceEase.cs
- WizardPanel.cs
- TreeViewImageKeyConverter.cs
- SqlProcedureAttribute.cs
- ISAPIApplicationHost.cs
- SelectedDatesCollection.cs
- SqlClientWrapperSmiStreamChars.cs
- Boolean.cs
- NativeCompoundFileAPIs.cs
- RootBuilder.cs
- EntityDataSourceWizardForm.cs
- ListViewItemMouseHoverEvent.cs
- LocatorPart.cs
- DbParameterCollectionHelper.cs
- XsltContext.cs
- SecurityException.cs
- Help.cs
- Certificate.cs
- SessionSymmetricTransportSecurityProtocolFactory.cs
- RenderDataDrawingContext.cs
- Emitter.cs
- EnumType.cs
- DeviceContext2.cs
- ObjectDataSourceFilteringEventArgs.cs
- FontWeights.cs
- ToolStripDropDownClosingEventArgs.cs
- Normalizer.cs
- Util.cs
- ForEach.cs
- StickyNoteAnnotations.cs
- GenerateHelper.cs
- ListViewTableCell.cs
- XXXInfos.cs
- CollectionViewSource.cs
- DesignBindingPicker.cs
- QilParameter.cs
- UserControlBuildProvider.cs
- ImagingCache.cs
- HttpHandlerActionCollection.cs
- TrayIconDesigner.cs
- IsolatedStoragePermission.cs
- RectangleGeometry.cs
- ClickablePoint.cs
- ResponseStream.cs
- HttpProfileBase.cs
- MDIClient.cs
- ServerIdentity.cs
- SerializationSectionGroup.cs
- ReliableDuplexSessionChannel.cs
- Atom10FeedFormatter.cs
- WebServiceTypeData.cs
- ToolStripActionList.cs
- SimpleApplicationHost.cs
- XmlWrappingReader.cs
- FloaterParagraph.cs