public static void webkit_web_view_run_javascript(IntPtr web_view, string script, IntPtr cancellable, Delegate callback, IntPtr user_data) { if (EtoEnvironment.Platform.IsLinux) { NMLinux.webkit_web_view_run_javascript(web_view, script, cancellable, callback, user_data); } else if (EtoEnvironment.Platform.IsMac) { NMMac.webkit_web_view_run_javascript(web_view, script, cancellable, callback, user_data); } else { NMWindows.webkit_web_view_run_javascript(web_view, script, cancellable, callback, user_data); } }