TCnWebRequestHandler Class
Provides desktop-specific features not available to Windows Store apps or other environments.
CNClrLib.Control.Base.TClrBaseComponent
CNClrLib.Component.WebRequestHandler.TCnWebRequestHandler
type TCnWebRequestHandler = class(TClrBaseComponent) end;
The TCnWebRequestHandler type exposes the following members.
| Name | Description | |
|---|---|---|
 | Create(TComponent) | Creates and initializes a TCnWebRequestHandler instance. (Overrides TClrBaseComponent.Create(TComponent).) |
| Destroy | Frees the resources allocated with a TCnWebRequestHandler instance. (Overrides TClrBaseComponent.Destroy.) |
| Name | Description | |
|---|---|---|
 | AllowAutoRedirect | Gets or sets a value that indicates whether the handler should follow redirection responses. |
| AllowPipelining | Gets or sets a value that indicates whether to pipeline the request to the Internet resource. |
| AuthenticationLevel | Gets or sets a value indicating the level of authentication and impersonation used for this request. |
| AutomaticDecompression | Gets or sets the type of decompression method used by the handler for automatic decompression of the HTTP content response. |
| CachePolicy | Gets or sets the cache policy for this request. |
| ClientCertificateOptions | Gets or sets a value that indicates if the certificate is automatically picked from the certificate store or if the caller is allowed to pass in a specific client certificate. |
| ClientCertificates | Gets or sets the collection of security certificates that are associated with this request. |
| ContinueTimeout | Gets or sets the amount of time, in milliseconds, the application will wait for 100-continue from the server before uploading data. |
| CookieContainer | Gets or sets the cookie container used to store server cookies by the handler. |
| Credentials | Gets or sets authentication information used by this handler. |
 | DefaultClrObject | Get the common language runtime object interface for this component. (Inherited from TClrBaseComponent.) |
| ImpersonationLevel | Gets or sets the impersonation level for the current request. |
| MaxAutomaticRedirections | Gets or sets the maximum number of redirects that the handler follows. |
| MaxRequestContentBufferSize | Gets or sets the maximum request content buffer size used by the handler. |
| MaxResponseHeadersLength | Gets or sets the maximum allowed length of the response headers. |
| PreAuthenticate | Gets or sets a value that indicates whether the handler sends an Authorization header with the request. |
| Proxy | Gets or sets proxy information used by the handler. |
| ReadWriteTimeout | Gets or sets a time-out in milliseconds when writing a request to or reading a response from a server. |
| ServerCertificateValidationCallback | Gets or sets a callback method to validate the server certificate. |
| SupportsAutomaticDecompression | Gets a value that indicates whether the handler supports automatic response content decompression. |
| SupportsProxy | Gets a value that indicates whether the handler supports proxy settings. |
| SupportsRedirectConfiguration | Gets a value that indicates whether the handler supports configuration settings for the AllowAutoRedirect and MaxAutomaticRedirections properties. |
| UnsafeAuthenticatedConnectionSharing | Gets or sets a value that indicates whether to allow high-speed NTLM-authenticated connection sharing. |
| UseCookies | Gets or sets a value that indicates whether the handler uses the CookieContainer property to store server cookies and uses these cookies when sending requests. |
| UseDefaultCredentials | Gets or sets a value that controls whether default credentials are sent with requests by the handler. |
| UseProxy | Gets or sets a value that indicates whether the handler uses a proxy for requests. |
| Name | Description | |
|---|---|---|
| Dispose | Releases the resources used by the Component. (Inherited from TClrBaseComponent.) |
 | DoGetDefaultClrObject | Represents method |
| DoGetDotNetBaseComponent | Represents method |
| GetClrObject | Represents method |
| Notification(TComponent,TOperation) | Represents method |
| RegisterEventCallBack(ClrWString,Pointer) | Add an event to the instance using the specified event name and function pointer which is the event handler. The RegisterEventCallBack method does not directly add the event handler to the event. A hooking mechanism is used such that if the event is fired, the hook event is also fired which in turn calls the function pointer. (Inherited from TClrBaseComponent.) |
| RegisterEventSource | Register the Delphi object which will raise the .Net event handler. (Inherited from TClrBaseComponent.) |
| UnRegisterEventCallBack(ClrWString,Pointer) | Remove an event from the instance using the specified event name and function pointer which is the event handler. (Inherited from TClrBaseComponent.) |
| UnRegisterEventSource | Unregister the Delphi object which raised the .Net event handler. (Inherited from TClrBaseComponent.) |
See C:\Users\Public\Documents\CrystalNet Technologies\.Net VCL for Delphi Demo Folder after installation for examples of how to use this component.