Method scrollToFitEdge

webview/keymaps_handler.ts:616–621

(fitted: number, willFit: number, viewTop?: number)

    // If viewTop is not given, it means returned value is unused.
    private scrollToFitEdge(fitted: number, willFit: number, viewTop?: number) {
        window.scrollBy(0, willFit - fitted);
        // Return really scrolled. If viewTop is not given, do not access
        // to document.body.scrollTop because it causes reflow.
        return viewTop === undefined || document.body.scrollTop !== viewTop;
    }
}