public:

///

/// Return the handler for audio rendering events.

///

/*--cef()--*/

virtual CefRefPtr<CefAudioHandler> GetAudioHandler() { return nullptr; }

///

/// Return the handler for commands. If no handler is provided the default

/// implementation will be used.

///

/*--cef()--*/

virtual CefRefPtr<CefCommandHandler> GetCommandHandler() { return nullptr; }

///

/// Return the handler for context menus. If no handler is provided the

/// default implementation will be used.

///

/*--cef()--*/

virtual CefRefPtr<CefContextMenuHandler> GetContextMenuHandler() {

return nullptr;

}

///

/// Return the handler for dialogs. If no handler is provided the default

/// implementation will be used.

///

/*--cef()--*/

virtual CefRefPtr<CefDialogHandler> GetDialogHandler() { return nullptr; }

///

/// Return the handler for browser display state events.

///

/*--cef()--*/

virtual CefRefPtr<CefDisplayHandler> GetDisplayHandler() { return nullptr; }

///

/// Return the handler for download events. If no handler is returned

/// downloads will not be allowed.

///

/*--cef()--*/

virtual CefRefPtr<CefDownloadHandler> GetDownloadHandler() { return nullptr; }

///

/// Return the handler for drag events.

///

/*--cef()--*/

virtual CefRefPtr<CefDragHandler> GetDragHandler() { return nullptr; }

///

/// Return the handler for find result events.

///

/*--cef()--*/

virtual CefRefPtr<CefFindHandler> GetFindHandler() { return nullptr; }

///

/// Return the handler for focus events.

///

/*--cef()--*/

virtual CefRefPtr<CefFocusHandler> GetFocusHandler() { return nullptr; }

///

/// Return the handler for events related to CefFrame lifespan. This method

/// will be called once during CefBrowser creation and the result will be

/// cached for performance reasons.

///

/*--cef()--*/

virtual CefRefPtr<CefFrameHandler> GetFrameHandler() { return nullptr; }

///

/// Return the handler for permission requests.

///

/*--cef()--*/

virtual CefRefPtr<CefPermissionHandler> GetPermissionHandler() {

return nullptr;

}

///

/// Return the handler for JavaScript dialogs. If no handler is provided the

/// default implementation will be used.

///

/*--cef()--*/

virtual CefRefPtr<CefJSDialogHandler> GetJSDialogHandler() { return nullptr; }

///

/// Return the handler for keyboard events.

///

/*--cef()--*/

virtual CefRefPtr<CefKeyboardHandler> GetKeyboardHandler() { return nullptr; }

///

/// Return the handler for browser life span events.

///

/*--cef()--*/

virtual CefRefPtr<CefLifeSpanHandler> GetLifeSpanHandler() { return nullptr; }

///

/// Return the handler for browser load status events.

///

/*--cef()--*/

virtual CefRefPtr<CefLoadHandler> GetLoadHandler() { return nullptr; }

///

/// Return the handler for printing on Linux. If a print handler is not

/// provided then printing will not be supported on the Linux platform.

///

/*--cef()--*/

virtual CefRefPtr<CefPrintHandler> GetPrintHandler() { return nullptr; }

///

/// Return the handler for off-screen rendering events.

///

/*--cef()--*/

virtual CefRefPtr<CefRenderHandler> GetRenderHandler() { return nullptr; }

///

/// Return the handler for browser request events.

///

/*--cef()--*/

virtual CefRefPtr<CefRequestHandler> GetRequestHandler() { return nullptr; }

///

/// Called when a new message is received from a different process. Return

/// true if the message was handled or false otherwise. It is safe to keep a

/// reference to |message| outside of this callback.

///

/*--cef()--*/

virtual bool OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,

CefRefPtr<CefFrame> frame,

CefProcessId source_process,

CefRefPtr<CefProcessMessage> message) {

return false;

}