Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / fx / src / xsp / System / Web / UI / BindableTemplateBuilder.cs / 4 / BindableTemplateBuilder.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Classes related to templated control support * * Copyright (c) 1999 Microsoft Corporation */ namespace System.Web.UI { using System; using System.Collections; using System.Collections.Specialized; using System.ComponentModel; using System.ComponentModel.Design; using System.Globalization; using System.Reflection; using System.Security.Permissions; using System.Web.Util; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class BindableTemplateBuilder : TemplateBuilder, IBindableTemplate { private ExtractTemplateValuesMethod _extractTemplateValuesMethod; /* * No-compile delegate handler for ExtractValues. */ private IOrderedDictionary ExtractTemplateValuesMethod(Control container) { /*System.Web.UI.OrderedDictionary @__table; System.Web.UI.WebControls.DropDownList ddl2; @__table = new System.Web.UI.OrderedDictionary(); ddl2 = ((System.Web.UI.WebControls.DropDownList)(@__container.FindControl("ddl2"))); if ((ddl2 != null)) { @__table["FavVegetable"] = ddl2.SelectedValue; } return @__table;*/ BindableTemplateBuilder bindableTemplateBuilder = this as BindableTemplateBuilder; Debug.Assert(bindableTemplateBuilder != null, "ExtractTemplateValuesMethod called on non-BindableTemplateBuilder."); OrderedDictionary table = new OrderedDictionary(); if (bindableTemplateBuilder != null) { ExtractTemplateValuesRecursive(bindableTemplateBuilder.SubBuilders, table, container); } return table; } private void ExtractTemplateValuesRecursive(ArrayList subBuilders, OrderedDictionary table, Control container) { foreach (object subBuilderObject in subBuilders) { ControlBuilder subBuilderControlBuilder = subBuilderObject as ControlBuilder; if (subBuilderControlBuilder != null) { ICollection entries; // filter out device filtered bound entries that don't apply to this device if (!subBuilderControlBuilder.HasFilteredBoundEntries) { entries = subBuilderControlBuilder.BoundPropertyEntries; } else { Debug.Assert(subBuilderControlBuilder.ServiceProvider == null); Debug.Assert(subBuilderControlBuilder.TemplateControl != null, "TemplateControl should not be null in no-compile pages. We need it for the FilterResolutionService."); ServiceContainer serviceContainer = new ServiceContainer(); serviceContainer.AddService(typeof(IFilterResolutionService), subBuilderControlBuilder.TemplateControl); try { subBuilderControlBuilder.SetServiceProvider(serviceContainer); entries = subBuilderControlBuilder.GetFilteredPropertyEntrySet(subBuilderControlBuilder.BoundPropertyEntries); } finally { subBuilderControlBuilder.SetServiceProvider(null); } } string previousControlName = null; bool newControl = true; Control control = null; foreach (BoundPropertyEntry entry in entries) { // Skip all entries that are not two-way if (!entry.TwoWayBound) continue; // Reset the "previous" Property Entry if we're not looking at the same control. // If we don't do this, Two controls that have conditionals on the same named property will have // their conditionals incorrectly merged. if (String.Compare(previousControlName, entry.ControlID, StringComparison.Ordinal) != 0) { newControl = true; } else { newControl = false; } previousControlName = entry.ControlID; if (newControl) { control = container.FindControl(entry.ControlID); if (control == null || !entry.ControlType.IsInstanceOfType(control)) { Debug.Assert(false, "BoundPropertyEntry is of wrong control type or couldn't be found. Expected " + entry.ControlType.Name); continue; } } string propertyName; // map the property in case it's a complex property object targetObject = PropertyMapper.LocatePropertyObject(control, entry.Name, out propertyName); // FastPropertyAccessor uses ReflectEmit for lightning speed table[entry.FieldName] = FastPropertyAccessor.GetProperty(targetObject, propertyName); } ExtractTemplateValuesRecursive(subBuilderControlBuilder.SubBuilders, table, container); } } } /* * IBindableTemplate implementation * This implementation of ITemplate is used in the designer and no-compile. */ public IOrderedDictionary ExtractValues(Control container) { if (_extractTemplateValuesMethod != null && !InDesigner) { return _extractTemplateValuesMethod(container); } return new OrderedDictionary(); } public override void OnAppendToParentBuilder(ControlBuilder parentBuilder) { base.OnAppendToParentBuilder(parentBuilder); if (HasTwoWayBoundProperties) { _extractTemplateValuesMethod = new ExtractTemplateValuesMethod(ExtractTemplateValuesMethod); } } } // Delegates used for the compiled template and no-compile Bind ///[To be supplied.] ////// /// public delegate IOrderedDictionary ExtractTemplateValuesMethod(Control control); /* * This class is the ITemplate implementation that is called from the * generated page class code. It just passes the Initialize call on to a * delegate. */ ///[To be supplied.] ////// /// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class CompiledBindableTemplateBuilder : IBindableTemplate { private BuildTemplateMethod _buildTemplateMethod; private ExtractTemplateValuesMethod _extractTemplateValuesMethod; ///[To be supplied.] ////// public CompiledBindableTemplateBuilder(BuildTemplateMethod buildTemplateMethod, ExtractTemplateValuesMethod extractTemplateValuesMethod) { _buildTemplateMethod = buildTemplateMethod; _extractTemplateValuesMethod = extractTemplateValuesMethod; } // IBindableTemplate::ExtractValues ///[To be supplied.] ////// public IOrderedDictionary ExtractValues(Control container) { if (_extractTemplateValuesMethod != null) { return _extractTemplateValuesMethod(container); } return new OrderedDictionary(); } // ITemplate::InstantiateIn ///Calls the ExtractTemplateValuesMethod delegate, which will return a dictionary of values. ////// public void InstantiateIn(Control container) { _buildTemplateMethod(container); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.[To be supplied.] ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- RuleSet.cs
- Pen.cs
- MenuEventArgs.cs
- ParserStack.cs
- Section.cs
- TitleStyle.cs
- LogLogRecordEnumerator.cs
- SqlBuffer.cs
- ValidatingReaderNodeData.cs
- ProfilePropertySettings.cs
- Fonts.cs
- ToolBarTray.cs
- XpsFilter.cs
- CompilationUnit.cs
- WebBrowserUriTypeConverter.cs
- StringFormat.cs
- SecurityContext.cs
- File.cs
- followingquery.cs
- ActiveXHelper.cs
- PropertyInformationCollection.cs
- ChtmlImageAdapter.cs
- MessageEncoderFactory.cs
- MorphHelper.cs
- Propagator.cs
- AutomationInteropProvider.cs
- ToolStripMenuItem.cs
- MarkupExtensionReturnTypeAttribute.cs
- MailWriter.cs
- ComponentResourceKeyConverter.cs
- AuthenticationService.cs
- MdiWindowListItemConverter.cs
- MonthCalendar.cs
- autovalidator.cs
- DoWhileDesigner.xaml.cs
- BatchParser.cs
- WebBrowserDocumentCompletedEventHandler.cs
- WSSecurityOneDotOneReceiveSecurityHeader.cs
- ProxyAttribute.cs
- ActivityPropertyReference.cs
- KeyedByTypeCollection.cs
- SettingsSavedEventArgs.cs
- BinaryFormatter.cs
- HyperlinkAutomationPeer.cs
- XmlDataProvider.cs
- HandlerBase.cs
- Pair.cs
- EtwTrace.cs
- ContentHostHelper.cs
- Empty.cs
- TextProviderWrapper.cs
- AppDomainManager.cs
- PageContent.cs
- SQLMembershipProvider.cs
- EventRouteFactory.cs
- WindowsPrincipal.cs
- Errors.cs
- XmlSchemaParticle.cs
- EntityDataSourceStatementEditorForm.cs
- CustomErrorCollection.cs
- HttpCapabilitiesBase.cs
- SourceSwitch.cs
- HtmlLink.cs
- Mutex.cs
- SqlDataSourceCommandParser.cs
- FullTextBreakpoint.cs
- IndentTextWriter.cs
- LambdaReference.cs
- ScrollBarRenderer.cs
- CodeTypeParameterCollection.cs
- SqlInternalConnectionTds.cs
- TextSelectionProcessor.cs
- Canvas.cs
- cookieexception.cs
- SqlBuilder.cs
- ExcludePathInfo.cs
- OciEnlistContext.cs
- CompressionTransform.cs
- RegisterResponseInfo.cs
- QuaternionKeyFrameCollection.cs
- DrawingBrush.cs
- DefinitionUpdate.cs
- ExpressionWriter.cs
- DebugView.cs
- SchemaHelper.cs
- RSAPKCS1KeyExchangeFormatter.cs
- CellPartitioner.cs
- ReferencedAssemblyResolver.cs
- DeleteIndexBinder.cs
- ScalarType.cs
- ItemsPanelTemplate.cs
- TimeSpanSecondsConverter.cs
- ParserHooks.cs
- InvalidPropValue.cs
- ClientSettingsStore.cs
- HttpPostedFile.cs
- PointConverter.cs
- srgsitem.cs
- ComponentChangedEvent.cs
- EndpointAddressAugust2004.cs