HttpCapabilitiesBase Class
Provides access to detailed information about the capabilities of the client's browser.
Assembly: System.Web (in System.Web.dll)
| Name | Description | |
|---|---|---|
![]() | HttpCapabilitiesBase() | Creates a new instance of the HttpCapabilitiesBase class. |
| Name | Description | |
|---|---|---|
![]() | ActiveXControls | Gets a value indicating whether the browser supports ActiveX controls. |
![]() | Adapters | This API supports the product infrastructure and is not intended to be used directly from your code. Returns the collection of available control adapters. |
![]() | AOL | Gets a value indicating whether the client is an America Online (AOL) browser. |
![]() | BackgroundSounds | Gets a value indicating whether the browser supports playing background sounds using the <bgsounds> HTML element. |
![]() | Beta | Gets a value indicating whether the browser is a beta version. |
![]() | Browser | Gets the browser string (if any) that was sent by the browser in the User-Agent request header. |
![]() ![]() | BrowserCapabilitiesProvider | Gets or sets the HttpCapabilitiesProvider object for the current browser. |
![]() | Browsers | Gets an ArrayList of the browsers in the Capabilities dictionary. |
![]() | CanCombineFormsInDeck | Gets a value indicating whether the browser supports decks that contain multiple forms, such as separate cards. |
![]() | CanInitiateVoiceCall | Gets a value indicating whether the browser device is capable of initiating a voice call. |
![]() | CanRenderAfterInputOrSelectElement | Gets a value indicating whether the browser supports page content following WML <select> or <input> elements. |
![]() | CanRenderEmptySelects | Gets a value indicating whether the browser supports empty HTML <select> elements. |
![]() | CanRenderInputAndSelectElementsTogether | Gets a value indicating whether the browser supports WML INPUT and SELECT elements together on the same card. |
![]() | CanRenderMixedSelects | Gets a value indicating whether the browser supports WML <option> elements that specify both onpick and value attributes. |
![]() | CanRenderOneventAndPrevElementsTogether | Gets a value indicating whether the browser supports WML <onevent> and <prev> elements that coexist within the same WML card. |
![]() | CanRenderPostBackCards | Gets a value indicating whether the browser supports WML cards for postback. |
![]() | CanRenderSetvarZeroWithMultiSelectionList | Gets a value indicating whether the browser supports WML <setvar> elements with a value attribute of 0. |
![]() | CanSendMail | Gets a value indicating whether the browser supports sending e-mail by using the HTML <mailto> element for displaying electronic addresses. |
![]() | Capabilities | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to get the defined capabilities of the browser. |
![]() | CDF | Gets a value indicating whether the browser supports Channel Definition Format (CDF) for webcasting. |
![]() | ClrVersion | Gets the version of the .NET Framework that is installed on the client. |
![]() | Cookies | Gets a value indicating whether the browser supports cookies. |
![]() | Crawler | Gets a value indicating whether the browser is a search engine Web crawler. |
![]() | DefaultSubmitButtonLimit | Returns the maximum number of Submit buttons that are allowed for a form. |
![]() | EcmaScriptVersion | Gets the version number of ECMAScript that the browser supports. |
![]() | Frames | Gets a value indicating whether the browser supports HTML frames. |
![]() | GatewayMajorVersion | Gets the major version number of the wireless gateway used to access the server, if known. |
![]() | GatewayMinorVersion | Gets the minor version number of the wireless gateway used to access the server, if known. |
![]() | GatewayVersion | Gets the version of the wireless gateway used to access the server, if known. |
![]() | HasBackButton | Gets a value indicating whether the browser has a dedicated Back button. |
![]() | HidesRightAlignedMultiselectScrollbars | Gets a value indicating whether the scrollbar of an HTML <select multiple> element with an align attribute value of right is obscured upon rendering. |
![]() | HtmlTextWriter | Gets or sets the fully qualified class name of the HtmlTextWriter to use. |
![]() | Id | Gets the internal identifier of the browser as specified in the browser definition file. |
![]() | InputType | Returns the type of input supported by browser. |
![]() | IsColor | Gets a value indicating whether the browser has a color display. |
![]() | IsMobileDevice | Gets a value indicating whether the browser is a recognized mobile device. |
![]() | Item[String^] | Gets the value of the specified browser capability. In C#, this property is the indexer for the class. |
![]() | JavaApplets | Gets a value indicating whether the browser supports Java. |
![]() | JavaScript | Obsolete. Gets a value indicating whether the browser supports JavaScript. |
![]() | JScriptVersion | Gets the JScript version that the browser supports. |
![]() | MajorVersion | Gets the major (integer) version number of the browser. |
![]() | MaximumHrefLength | Gets the maximum length in characters for the href attribute of an HTML <a> (anchor) element. |
![]() | MaximumRenderedPageSize | Gets the maximum length of the page, in bytes, which the browser can display. |
![]() | MaximumSoftkeyLabelLength | Returns the maximum length of the text that a soft-key label can display. |
![]() | MinorVersion | Gets the minor (that is, decimal) version number of the browser. |
![]() | MinorVersionString | Gets the minor (decimal) version number of the browser as a string. |
![]() | MobileDeviceManufacturer | Returns the name of the manufacturer of a mobile device, if known. |
![]() | MobileDeviceModel | Gets the model name of a mobile device, if known. |
![]() | MSDomVersion | Gets the version of Microsoft HTML (MSHTML) Document Object Model (DOM) that the browser supports. |
![]() | NumberOfSoftkeys | Returns the number of soft keys on a mobile device. |
![]() | Platform | Gets the name of the platform that the client uses, if it is known. |
![]() | PreferredImageMime | Returns the MIME type of the type of image content typically preferred by the browser. |
![]() | PreferredRenderingMime | Returns the MIME type of the type of content typically preferred by the browser. |
![]() | PreferredRenderingType | Gets the general name for the type of content that the browser prefers. |
![]() | PreferredRequestEncoding | Gets the request encoding preferred by the browser. |
![]() | PreferredResponseEncoding | Gets the response encoding preferred by the browser. |
![]() | RendersBreakBeforeWmlSelectAndInput | Gets a value indicating whether the browser renders a line break before <select> or <input> elements. |
![]() | RendersBreaksAfterHtmlLists | Gets a value indicating whether the browser renders a line break after list-item elements. |
![]() | RendersBreaksAfterWmlAnchor | Gets a value indicating whether the browser renders a line break after a stand-alone HTML <a> (anchor) element. |
![]() | RendersBreaksAfterWmlInput | Gets a value indicating whether the browser renders a line break after an HTML <input> element. |
![]() | RendersWmlDoAcceptsInline | Gets a value indicating whether the mobile-device browser renders a WML do-based form accept construct as an inline button rather than as a soft key. |
![]() | RendersWmlSelectsAsMenuCards | Gets a value indicating whether the browser renders WML <select> elements as menu cards, rather than as a combo box. |
![]() | RequiredMetaTagNameValue | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to produce a meta-tag required by some browsers. |
![]() | RequiresAttributeColonSubstitution | Gets a value indicating whether the browser requires colons in element attribute values to be substituted with a different character. |
![]() | RequiresContentTypeMetaTag | Gets a value indicating whether the browser requires an HTML <meta> element for which the content-type attribute is specified. |
![]() | RequiresControlStateInSession | Gets a value indicating whether the browser requires control state to be maintained in sessions. |
![]() | RequiresDBCSCharacter | Gets a value indicating whether the browser requires a double-byte character set. |
![]() | RequiresHtmlAdaptiveErrorReporting | Gets a value indicating whether the browser requires nonstandard error messages. |
![]() | RequiresLeadingPageBreak | Gets a value indicating whether the browser requires the first element in the body of a Web page to be an HTML <br> element. |
![]() | RequiresNoBreakInFormatting | Gets a value indicating whether the browser does not support HTML <br> elements to format line breaks. |
![]() | RequiresOutputOptimization | Gets a value indicating whether the browser requires pages to contain a size-optimized form of markup language tags. |
![]() | RequiresPhoneNumbersAsPlainText | Gets a value indicating whether the browser supports phone dialing based on plain text, or whether it requires special markup. |
![]() | RequiresSpecialViewStateEncoding | Gets a value indicating whether the browser requires VIEWSTATE values to be specially encoded. |
![]() | RequiresUniqueFilePathSuffix | Gets a value indicating whether the browser requires unique form-action URLs. |
![]() | RequiresUniqueHtmlCheckboxNames | Gets a value indicating whether the browser requires unique name attribute values of multiple HTML <input type="checkbox"> elements. |
![]() | RequiresUniqueHtmlInputNames | Gets a value indicating whether the browser requires unique name attribute values of multiple HTML <input> elements. |
![]() | RequiresUrlEncodedPostfieldValues | Gets a value indicating whether postback data sent by the browser will be UrlEncoded. |
![]() | ScreenBitDepth | Returns the depth of the display, in bits per pixel. |
![]() | ScreenCharactersHeight | Returns the approximate height of the display, in character lines. |
![]() | ScreenCharactersWidth | Returns the approximate width of the display, in characters. |
![]() | ScreenPixelsHeight | Returns the approximate height of the display, in pixels. |
![]() | ScreenPixelsWidth | Returns the approximate width of the display, in pixels. |
![]() | SupportsAccesskeyAttribute | Gets a value indicating whether the browser supports the ACCESSKEY attribute of HTML <a> (anchor) and <input> elements. |
![]() | SupportsBodyColor | Gets a value indicating whether the browser supports the bgcolor attribute of the HTML <body> element. |
![]() | SupportsBold | Gets a value indicating whether the browser supports HTML <b> elements to format bold text. |
![]() | SupportsCacheControlMetaTag | Gets a value indicating whether the browser supports the cache-control value for the http-equiv attribute of HTML <meta> elements. |
![]() | SupportsCallback | Gets a value indicating whether the browser supports callback scripts. |
![]() | SupportsCss | Gets a value indicating whether the browser supports Cascading Style Sheets (CSS). |
![]() | SupportsDivAlign | Gets a value indicating whether the browser supports the align attribute of HTML <div> elements. |
![]() | SupportsDivNoWrap | Gets a value indicating whether the browser supports the nowrap attribute of HTML <div> elements. |
![]() | SupportsEmptyStringInCookieValue | Gets a value indicating whether the browser supports empty (null) strings in cookie values. |
![]() | SupportsFontColor | Gets a value indicating whether the browser supports the color attribute of HTML <font> elements. |
![]() | SupportsFontName | Gets a value indicating whether the browser supports the name attribute of HTML <font> elements. |
![]() | SupportsFontSize | Gets a value indicating whether the browser supports the size attribute of HTML <font> elements. |
![]() | SupportsImageSubmit | Gets a value indicating whether the browser supports using a custom image in place of a standard form Submit button. |
![]() | SupportsIModeSymbols | Gets a value indicating whether the browser supports i-mode symbols. |
![]() | SupportsInputIStyle | Gets a value indicating whether the browser supports the istyle attribute of HTML <input> elements. |
![]() | SupportsInputMode | Gets a value indicating whether the browser supports the mode attribute of HTML <input> elements. |
![]() | SupportsItalic | Gets a value indicating whether the browser supports HTML <i> elements to format italic text. |
![]() | SupportsJPhoneMultiMediaAttributes | Gets a value indicating whether the browser supports J-Phone multimedia attributes. |
![]() | SupportsJPhoneSymbols | Gets a value indicating whether the browser supports J-Phone–specific picture symbols. |
![]() | SupportsQueryStringInFormAction | Gets a value indicating whether the browser supports a query string in the action attribute value of HTML <form> elements. |
![]() | SupportsRedirectWithCookie | Gets a value indicating whether the browser supports cookies on redirection. |
![]() | SupportsSelectMultiple | Gets a value indicating whether the browser supports the multiple attribute of HTML <select> elements. |
![]() | SupportsUncheck | Gets a value indicating whether the clearing of a checked HTML <input type=checkbox> element is reflected in postback data. |
![]() | SupportsXmlHttp | Gets a value indicating whether the browser supports receiving XML over HTTP. |
![]() | Tables | Gets a value indicating whether the browser supports HTML <table> elements. |
![]() | TagWriter | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to get the type of the object that is used to write tags for the browser. |
![]() | Type | Gets the name and major (integer) version number of the browser. |
![]() | UseOptimizedCacheKey | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to get a value indicating whether to use an optimized cache key. |
![]() | VBScript | Gets a value indicating whether the browser supports Visual Basic Scripting edition (VBScript). |
![]() | Version | Gets the full version number (integer and decimal) of the browser as a string. |
![]() | W3CDomVersion | Gets the version of the World Wide Web Consortium (W3C) XML Document Object Model (DOM) that the browser supports. |
![]() | Win16 | Gets a value indicating whether the client is a Win16-based computer. |
![]() | Win32 | Gets a value indicating whether the client is a Win32-based computer. |
| Name | Description | |
|---|---|---|
![]() | AddBrowser(String^) | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to add an entry to the internal collection of browsers for which capabilities are recognized. |
![]() | CreateHtmlTextWriter(TextWriter^) | Creates a new instance of the HtmlTextWriter to be used. |
![]() | DisableOptimizedCacheKey() | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to disable use of an optimized cache key. |
![]() | Equals(Object^) | Determines whether the specified object is equal to the current object.(Inherited from Object.) |
![]() | Finalize() | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.) |
![]() | GetClrVersions() | Returns all versions of the .NET Framework common language runtime that are installed on the client. |
![]() ![]() | GetConfigCapabilities(String^, HttpRequest^) | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to return an instance of HttpCapabilitiesBase representing the browser that generated the specified HttpRequest. |
![]() | GetHashCode() | Serves as the default hash function. (Inherited from Object.) |
![]() | GetType() | |
![]() | Init() | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to initialize an internal set of values. |
![]() | IsBrowser(String^) | Gets a value indicating whether the client browser is the same as the specified browser. |
![]() | MemberwiseClone() | |
![]() | ToString() | Returns a string that represents the current object.(Inherited from Object.) |
| Name | Description | |
|---|---|---|
![]() ![]() | IFilterResolutionService::CompareFilters(String^, String^) | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to compare filters. |
![]() ![]() | IFilterResolutionService::EvaluateFilter(String^) | This API supports the product infrastructure and is not intended to be used directly from your code. Used internally to evaluate a filter. |
HttpCapabilitiesBase is the base class from which the HttpBrowserCapabilities class is derived. HttpCapabilitiesBase offers a large number of read-only properties that provide type-safe access to a browser's capabilities dictionary. You can access the HttpBrowserCapabilities class through the Browser property that is exposed by the ASP.NET HttpRequest::Browser property.
Available since 1.1
Any public static ( Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.





