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IRequestHandlerOnBeforeBrowse Method

Version 98.1.210
Called before browser navigation. If the navigation is allowed [!:IWebBrowser.FrameLoadStart] and [!:IWebBrowser.FrameLoadEnd] will be called. If the navigation is canceled [!:IWebBrowser.LoadError] will be called with an ErrorCode value of Aborted.

Namespace:  CefSharp
Assembly:  CefSharp (in CefSharp.dll) Version: 98.1.210.0 (98.1.210.0)
Syntax
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bool OnBeforeBrowse(
	IWebBrowser chromiumWebBrowser,
	IBrowser browser,
	IFrame frame,
	IRequest request,
	bool userGesture,
	bool isRedirect
)

Parameters

chromiumWebBrowser
Type: CefSharpIWebBrowser
the ChromiumWebBrowser control
browser
Type: CefSharpIBrowser
the browser object
frame
Type: CefSharpIFrame
The frame the request is coming from
request
Type: CefSharpIRequest
the request object - cannot be modified in this callback
userGesture
Type: SystemBoolean
The value will be true if the browser navigated via explicit user gesture (e.g. clicking a link) or false if it navigated automatically (e.g. via the DomContentLoaded event).
isRedirect
Type: SystemBoolean
has the request been redirected

Return Value

Type: Boolean
Return true to cancel the navigation or false to allow the navigation to proceed.
See Also