Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / DEVDIV / depot / DevDiv / releases / whidbey / QFE / ndp / fx / src / xsp / System / Web / Configuration / BrowserCapabilitiesFactoryBase.cs / 3 / BrowserCapabilitiesFactoryBase.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Base class for browser capabilities object: just a read-only dictionary * holder that supports Init() * * */ using System.Web.UI; using System.Collections; using System.Collections.Specialized; using System.ComponentModel; using System.Globalization; using System.Security.Permissions; using System.Text; using System.Text.RegularExpressions; using System.Web.Util; namespace System.Web.Configuration { [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] public class BrowserCapabilitiesFactoryBase { private IDictionary _matchedHeaders; private IDictionary _browserElements; private object _lock = new object(); public BrowserCapabilitiesFactoryBase() { } [EditorBrowsable(EditorBrowsableState.Advanced)] protected IDictionary BrowserElements { get { if (_browserElements == null) lock (_lock) { if (_browserElements == null) { _browserElements = Hashtable.Synchronized(new Hashtable(StringComparer.OrdinalIgnoreCase)); PopulateBrowserElements(_browserElements); } } return _browserElements; } } [EditorBrowsable(EditorBrowsableState.Advanced)] protected virtual void PopulateBrowserElements(IDictionary dictionary) { } internal IDictionary InternalGetMatchedHeaders() { return MatchedHeaders; } internal IDictionary InternalGetBrowserElements() { return BrowserElements; } [EditorBrowsable(EditorBrowsableState.Advanced)] protected IDictionary MatchedHeaders { get { if (_matchedHeaders == null) lock (_lock) { if (_matchedHeaders == null) { _matchedHeaders = Hashtable.Synchronized(new Hashtable(24, StringComparer.OrdinalIgnoreCase)); PopulateMatchedHeaders(_matchedHeaders); } } return _matchedHeaders; } } [EditorBrowsable(EditorBrowsableState.Advanced)] protected virtual void PopulateMatchedHeaders(IDictionary dictionary) { } internal int CompareFilters(string filter1, string filter2) { bool isFilter1DefaultFilter = String.IsNullOrEmpty(filter1); bool isFilter2DefaultFilter = String.IsNullOrEmpty(filter2); IDictionary browsers = BrowserElements; bool filter1Exists = (browsers.Contains(filter1)) || isFilter1DefaultFilter; bool filter2Exists = (browsers.Contains(filter2)) || isFilter2DefaultFilter; if (!filter1Exists) { if (!filter2Exists) { return 0; } else { return -1; } } else { if (!filter2Exists) { return 1; } } if (isFilter1DefaultFilter && !isFilter2DefaultFilter) { return 1; } if (isFilter2DefaultFilter && !isFilter1DefaultFilter) { return -1; } if (isFilter1DefaultFilter && isFilter2DefaultFilter) { return 0; } int filter1Depth = (int)((Triplet)BrowserElements[filter1]).Third; int filter2Depth = (int)((Triplet)BrowserElements[filter2]).Third; return filter2Depth - filter1Depth; } public virtual void ConfigureBrowserCapabilities(NameValueCollection headers, HttpBrowserCapabilities browserCaps) { } // CodeGenerator will override this function to declare custom browser capabilities public virtual void ConfigureCustomCapabilities(NameValueCollection headers, HttpBrowserCapabilities browserCaps) { } internal static string GetBrowserCapKey(IDictionary headers, HttpRequest request) { StringBuilder sb = new StringBuilder(); foreach(String key in headers.Keys) { if (key.Length == 0) { sb.Append(HttpCapabilitiesEvaluator.GetUserAgent(request)); } else { sb.Append(request.Headers[key]); } sb.Append("\n"); } return sb.ToString(); } internal HttpBrowserCapabilities GetHttpBrowserCapabilities(HttpRequest request) { if (request == null) throw new ArgumentNullException("request"); NameValueCollection headers = request.Headers; HttpBrowserCapabilities browserCaps = new HttpBrowserCapabilities(); Hashtable values = new Hashtable(180, StringComparer.OrdinalIgnoreCase); values[String.Empty] = HttpCapabilitiesEvaluator.GetUserAgent(request); browserCaps.Capabilities = values; ConfigureBrowserCapabilities(headers, browserCaps); ConfigureCustomCapabilities(headers, browserCaps); return browserCaps; } protected bool IsBrowserUnknown(HttpCapabilitiesBase browserCaps) { // We want to ignore the "Default" node, which will also be matched. if(browserCaps.Browsers == null || browserCaps.Browsers.Count <= 1) { return true; } return false; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Base class for browser capabilities object: just a read-only dictionary * holder that supports Init() * * */ using System.Web.UI; using System.Collections; using System.Collections.Specialized; using System.ComponentModel; using System.Globalization; using System.Security.Permissions; using System.Text; using System.Text.RegularExpressions; using System.Web.Util; namespace System.Web.Configuration { [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] public class BrowserCapabilitiesFactoryBase { private IDictionary _matchedHeaders; private IDictionary _browserElements; private object _lock = new object(); public BrowserCapabilitiesFactoryBase() { } [EditorBrowsable(EditorBrowsableState.Advanced)] protected IDictionary BrowserElements { get { if (_browserElements == null) lock (_lock) { if (_browserElements == null) { _browserElements = Hashtable.Synchronized(new Hashtable(StringComparer.OrdinalIgnoreCase)); PopulateBrowserElements(_browserElements); } } return _browserElements; } } [EditorBrowsable(EditorBrowsableState.Advanced)] protected virtual void PopulateBrowserElements(IDictionary dictionary) { } internal IDictionary InternalGetMatchedHeaders() { return MatchedHeaders; } internal IDictionary InternalGetBrowserElements() { return BrowserElements; } [EditorBrowsable(EditorBrowsableState.Advanced)] protected IDictionary MatchedHeaders { get { if (_matchedHeaders == null) lock (_lock) { if (_matchedHeaders == null) { _matchedHeaders = Hashtable.Synchronized(new Hashtable(24, StringComparer.OrdinalIgnoreCase)); PopulateMatchedHeaders(_matchedHeaders); } } return _matchedHeaders; } } [EditorBrowsable(EditorBrowsableState.Advanced)] protected virtual void PopulateMatchedHeaders(IDictionary dictionary) { } internal int CompareFilters(string filter1, string filter2) { bool isFilter1DefaultFilter = String.IsNullOrEmpty(filter1); bool isFilter2DefaultFilter = String.IsNullOrEmpty(filter2); IDictionary browsers = BrowserElements; bool filter1Exists = (browsers.Contains(filter1)) || isFilter1DefaultFilter; bool filter2Exists = (browsers.Contains(filter2)) || isFilter2DefaultFilter; if (!filter1Exists) { if (!filter2Exists) { return 0; } else { return -1; } } else { if (!filter2Exists) { return 1; } } if (isFilter1DefaultFilter && !isFilter2DefaultFilter) { return 1; } if (isFilter2DefaultFilter && !isFilter1DefaultFilter) { return -1; } if (isFilter1DefaultFilter && isFilter2DefaultFilter) { return 0; } int filter1Depth = (int)((Triplet)BrowserElements[filter1]).Third; int filter2Depth = (int)((Triplet)BrowserElements[filter2]).Third; return filter2Depth - filter1Depth; } public virtual void ConfigureBrowserCapabilities(NameValueCollection headers, HttpBrowserCapabilities browserCaps) { } // CodeGenerator will override this function to declare custom browser capabilities public virtual void ConfigureCustomCapabilities(NameValueCollection headers, HttpBrowserCapabilities browserCaps) { } internal static string GetBrowserCapKey(IDictionary headers, HttpRequest request) { StringBuilder sb = new StringBuilder(); foreach(String key in headers.Keys) { if (key.Length == 0) { sb.Append(HttpCapabilitiesEvaluator.GetUserAgent(request)); } else { sb.Append(request.Headers[key]); } sb.Append("\n"); } return sb.ToString(); } internal HttpBrowserCapabilities GetHttpBrowserCapabilities(HttpRequest request) { if (request == null) throw new ArgumentNullException("request"); NameValueCollection headers = request.Headers; HttpBrowserCapabilities browserCaps = new HttpBrowserCapabilities(); Hashtable values = new Hashtable(180, StringComparer.OrdinalIgnoreCase); values[String.Empty] = HttpCapabilitiesEvaluator.GetUserAgent(request); browserCaps.Capabilities = values; ConfigureBrowserCapabilities(headers, browserCaps); ConfigureCustomCapabilities(headers, browserCaps); return browserCaps; } protected bool IsBrowserUnknown(HttpCapabilitiesBase browserCaps) { // We want to ignore the "Default" node, which will also be matched. if(browserCaps.Browsers == null || browserCaps.Browsers.Count <= 1) { return true; } return false; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- PersonalizationDictionary.cs
- GridViewColumnCollection.cs
- HelpEvent.cs
- ImpersonateTokenRef.cs
- RoutedEventArgs.cs
- JsonReader.cs
- TableAutomationPeer.cs
- OptimalTextSource.cs
- ScriptRegistrationManager.cs
- Funcletizer.cs
- EndOfStreamException.cs
- SmiMetaDataProperty.cs
- XmlSecureResolver.cs
- UIntPtr.cs
- ReplyChannel.cs
- TableCellAutomationPeer.cs
- SegmentInfo.cs
- ColorTransform.cs
- ScriptModule.cs
- KnownBoxes.cs
- VoiceObjectToken.cs
- SecureEnvironment.cs
- LineSegment.cs
- LayoutEvent.cs
- DetailsViewUpdateEventArgs.cs
- BackgroundWorker.cs
- KeyPullup.cs
- PriorityQueue.cs
- FederatedMessageSecurityOverHttpElement.cs
- HtmlFormParameterWriter.cs
- OleAutBinder.cs
- OledbConnectionStringbuilder.cs
- CopyOfAction.cs
- ButtonBase.cs
- LabelDesigner.cs
- ButtonField.cs
- SqlDataSourceCache.cs
- RemoteWebConfigurationHostStream.cs
- StatusBarPanel.cs
- Transform3DGroup.cs
- BamlLocalizer.cs
- MetadataWorkspace.cs
- SectionVisual.cs
- SafeIUnknown.cs
- HtmlProps.cs
- XPathNodeInfoAtom.cs
- EventWaitHandle.cs
- StorageModelBuildProvider.cs
- ManipulationInertiaStartingEventArgs.cs
- PlatformCulture.cs
- CachedTypeface.cs
- PanelStyle.cs
- RemoteWebConfigurationHost.cs
- RootBrowserWindow.cs
- HandlerFactoryCache.cs
- GeometryHitTestResult.cs
- ToolStripProgressBar.cs
- PreviewControlDesigner.cs
- ImageCodecInfoPrivate.cs
- OracleNumber.cs
- RegexRunner.cs
- PathNode.cs
- ResponseStream.cs
- DebugView.cs
- DirectoryLocalQuery.cs
- PasswordPropertyTextAttribute.cs
- ImageCodecInfoPrivate.cs
- RectangleF.cs
- DNS.cs
- MethodBuilderInstantiation.cs
- DataReaderContainer.cs
- ManagementClass.cs
- DataGridViewCellEventArgs.cs
- ExpressionsCollectionConverter.cs
- PersonalizationEntry.cs
- CssClassPropertyAttribute.cs
- DataShape.cs
- CqlLexerHelpers.cs
- ColorPalette.cs
- TabControl.cs
- FixedPosition.cs
- FactoryGenerator.cs
- WorkflowServiceAttributesTypeConverter.cs
- ListSourceHelper.cs
- DataObjectMethodAttribute.cs
- SelectedGridItemChangedEvent.cs
- MetadataItemCollectionFactory.cs
- PagerSettings.cs
- KnownTypeAttribute.cs
- WindowsRichEdit.cs
- ProxyGenerator.cs
- Application.cs
- FacetDescriptionElement.cs
- DataObjectCopyingEventArgs.cs
- CodeMethodReturnStatement.cs
- HtmlAnchor.cs
- ContentElement.cs
- BitVector32.cs
- Int32Converter.cs
- WasHttpHandlersInstallComponent.cs