CefRequestHandlerOnBeforeBrowse Method

Called on the UI thread before browser navigation. Return true to cancel the navigation or false to allow the navigation to proceed. The |request| object cannot be modified in this callback. CefLoadHandler::OnLoadingStateChange will be called twice in all cases. If the navigation is allowed CefLoadHandler::OnLoadStart and CefLoadHandler::OnLoadEnd will be called. If the navigation is canceled CefLoadHandler::OnLoadError will be called with an |errorCode| value of ERR_ABORTED.

protected virtual bool OnBeforeBrowse(
	CefBrowser browser,
	CefFrame frame,
	CefRequest request,
	bool isRedirect
)