IResourceRequestHandlerOnProtocolExecution Method  | 
Version 104.4.240 
            Called on the CEF UI thread to handle requests for URLs with an unknown protocol component. 
            SECURITY WARNING: YOU SHOULD USE THIS METHOD TO ENFORCE RESTRICTIONS BASED ON SCHEME, HOST OR OTHER URL ANALYSIS BEFORE ALLOWING OS EXECUTION.
            
 
    Namespace: 
   CefSharp
    Assembly:
   CefSharp (in CefSharp.dll) Version: 104.4.240.0 (104.4.240.0)
Syntaxbool OnProtocolExecution(
	IWebBrowser chromiumWebBrowser,
	IBrowser browser,
	IFrame frame,
	IRequest request
)
bool OnProtocolExecution(
	IWebBrowser^ chromiumWebBrowser, 
	IBrowser^ browser, 
	IFrame^ frame, 
	IRequest^ request
)
Parameters
- chromiumWebBrowser
 - Type: CefSharpIWebBrowser
The ChromiumWebBrowser control - browser
 - Type: CefSharpIBrowser
the browser object - may be null if originating from ServiceWorker or CefURLRequest - frame
 - Type: CefSharpIFrame
the frame object - may be null if originating from ServiceWorker or CefURLRequest - request
 - Type: CefSharpIRequest
the request object - cannot be modified in this callback 
Return Value
Type: 
Booleanreturn to true to attempt execution via the registered OS protocol handler, if any. Otherwise return false.
See Also