Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / DesignTimeTemplateParser.cs / 1 / DesignTimeTemplateParser.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI { using System; using System.Collections; using System.ComponentModel; using System.ComponentModel.Design; using System.Configuration; using System.IO; using System.Globalization; using System.Security.Permissions; using System.Text; using System.Web; using System.Web.Util; using System.Web.Configuration; ///[AspNetHostingPermission(SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)] public static class DesignTimeTemplateParser { public static Control ParseControl(DesignTimeParseData data) { Control[] parsedControls = ParseControlsInternal(data, true); if (parsedControls.Length > 0) { return parsedControls[0]; } return null; } public static Control[] ParseControls(DesignTimeParseData data) { return ParseControlsInternal(data, false); } /// /// Convenience method for parsing one or more controls /// // DesignTimeTemplateParser is only meant for use within the designer [SecurityPermission(SecurityAction.Demand, Unrestricted = true)] internal static Control[] ParseControlsInternal(DesignTimeParseData data, bool returnFirst) { TemplateParser parser = new PageParser(); parser.FInDesigner = true; parser.DesignerHost = data.DesignerHost; parser.DesignTimeDataBindHandler = data.DataBindingHandler; parser.Text = data.ParseText; parser.Parse(); ArrayList parsedControls = new ArrayList(); ArrayList subBuilders = parser.RootBuilder.SubBuilders; if (subBuilders != null) { // Look for the first control builder IEnumerator en = subBuilders.GetEnumerator(); for (int i = 0; en.MoveNext(); i++) { object cur = en.Current; if ((cur is ControlBuilder) && !(cur is CodeBlockBuilder)) { // Instantiate the control ControlBuilder controlBuilder = (ControlBuilder)cur; System.Diagnostics.Debug.Assert(controlBuilder.CurrentFilterResolutionService == null); IServiceProvider builderServiceProvider = null; // If there's a designer host, use it as the service provider if (data.DesignerHost != null) { builderServiceProvider = data.DesignerHost; } // If it doesn't exist, use a default filter resolution service else { ServiceContainer serviceContainer = new ServiceContainer(); serviceContainer.AddService(typeof(IFilterResolutionService), new SimpleDesignTimeFilterResolutionService(data.Filter)); builderServiceProvider = serviceContainer; } controlBuilder.SetServiceProvider(builderServiceProvider); try { Control control = (Control)controlBuilder.BuildObject(data.ShouldApplyTheme); parsedControls.Add(control); } finally { controlBuilder.SetServiceProvider(null); } if (returnFirst) { break; } } // To preserve backwards compatibility, we don't add LiteralControls // to the control collection when parsing for a single control else if (!returnFirst && (cur is string)) { LiteralControl literalControl = new LiteralControl(cur.ToString()); parsedControls.Add(literalControl); } } } data.SetUserControlRegisterEntries(parser.UserControlRegisterEntries, parser.TagRegisterEntries); return (Control[])parsedControls.ToArray(typeof(Control)); } // DesignTimeTemplateParser is only meant for use within the designer [SecurityPermission(SecurityAction.Demand, Unrestricted = true)] public static ITemplate ParseTemplate(DesignTimeParseData data) { TemplateParser parser = new PageParser(); parser.FInDesigner = true; parser.DesignerHost = data.DesignerHost; parser.DesignTimeDataBindHandler = data.DataBindingHandler; parser.Text = data.ParseText; parser.Parse(); // Set the Text property of the TemplateBuilder to the input text parser.RootBuilder.Text = data.ParseText; parser.RootBuilder.SetDesignerHost(data.DesignerHost); return parser.RootBuilder; } public static ControlBuilder ParseTheme(IDesignerHost host, string theme, string themePath) { try { TemplateParser parser = new DesignTimePageThemeParser(themePath); parser.FInDesigner = true; parser.DesignerHost = host; parser.ThrowOnFirstParseError = true; parser.Text = theme; parser.Parse(); return parser.RootBuilder; } catch (Exception e) { throw new Exception(SR.GetString(SR.DesignTimeTemplateParser_ErrorParsingTheme) + " " + e.Message); } } // Implementation of IDeviceFilterTester used at design time private class SimpleDesignTimeFilterResolutionService : IFilterResolutionService { private string _currentFilter; public SimpleDesignTimeFilterResolutionService(string filter) { _currentFilter = filter; } #if ORCAS string IFilterResolutionService.CurrentFilter { get { if (_currentFilter == null) { return String.Empty; } return _currentFilter; } } #endif bool IFilterResolutionService.EvaluateFilter(string filterName) { if (String.IsNullOrEmpty(filterName)) { return true; } if (StringUtil.EqualsIgnoreCase(((_currentFilter == null) ? String.Empty : _currentFilter), filterName)) { return true; } return false; } int IFilterResolutionService.CompareFilters(string filter1, string filter2) { if (String.IsNullOrEmpty(filter1)) { if (!String.IsNullOrEmpty(filter2)) { return 1; } return 0; } if (String.IsNullOrEmpty(filter2)) { return -1; } return 0; } } } }
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- _SSPISessionCache.cs
- TemplateBindingExtension.cs
- DoubleLinkList.cs
- AddToCollection.cs
- WorkflowRuntimeSection.cs
- SortAction.cs
- DesignBindingEditor.cs
- Matrix3D.cs
- Hashtable.cs
- SqlWebEventProvider.cs
- ContentType.cs
- RoutedCommand.cs
- DoubleIndependentAnimationStorage.cs
- ConfigurationElementProperty.cs
- AssociationSetMetadata.cs
- SoapAttributes.cs
- Variant.cs
- DataPagerFieldCommandEventArgs.cs
- RectConverter.cs
- Activator.cs
- TraceData.cs
- Padding.cs
- ZoneLinkButton.cs
- TableLayoutStyle.cs
- NameNode.cs
- fixedPageContentExtractor.cs
- PostBackOptions.cs
- DSASignatureDeformatter.cs
- HGlobalSafeHandle.cs
- StrokeCollectionConverter.cs
- AutomationPatternInfo.cs
- DeviceContexts.cs
- _SslState.cs
- DataContractSet.cs
- PropertyMetadata.cs
- BuildProviderCollection.cs
- EpmContentDeSerializerBase.cs
- PackageProperties.cs
- ProcessModelSection.cs
- Stack.cs
- DataGridViewComboBoxCell.cs
- panel.cs
- WebException.cs
- FontCacheLogic.cs
- ComplexPropertyEntry.cs
- CodeDOMProvider.cs
- Membership.cs
- DBAsyncResult.cs
- AstNode.cs
- RegisteredDisposeScript.cs
- CollectionDataContract.cs
- EmptyEnumerator.cs
- MetaData.cs
- ServiceModelExtensionCollectionElement.cs
- UriTemplateTrieNode.cs
- RemoteWebConfigurationHostServer.cs
- FixedNode.cs
- FixedStringLookup.cs
- Debug.cs
- HostProtectionException.cs
- TextComposition.cs
- MsmqIntegrationOutputChannel.cs
- CatalogPartCollection.cs
- HopperCache.cs
- CompositeFontParser.cs
- Fx.cs
- SafeArrayRankMismatchException.cs
- StorageInfo.cs
- IndexOutOfRangeException.cs
- PropertyTabAttribute.cs
- PermissionSetTriple.cs
- CanonicalFontFamilyReference.cs
- SchemaCollectionCompiler.cs
- TimeSpan.cs
- InheritanceAttribute.cs
- PathFigureCollectionValueSerializer.cs
- FilterUserControlBase.cs
- autovalidator.cs
- CharacterMetricsDictionary.cs
- MimeObjectFactory.cs
- MasterPageParser.cs
- ArrayElementGridEntry.cs
- DataGridViewCellFormattingEventArgs.cs
- ReflectionHelper.cs
- LinkClickEvent.cs
- TabPage.cs
- OracleCommandSet.cs
- _LocalDataStore.cs
- RequestSecurityToken.cs
- Synchronization.cs
- ErrorWrapper.cs
- HierarchicalDataBoundControlAdapter.cs
- SqlParameter.cs
- EventLogStatus.cs
- TypeConverterHelper.cs
- DataRecordInternal.cs
- GridViewUpdateEventArgs.cs
- ClientConfigurationHost.cs
- WebCategoryAttribute.cs
- HttpValueCollection.cs