private static void ShowInternal(Activity activity, View snackbarHolderView, object content, float duration, ToastImpl toast)
{
Snackbar snackbar = null;
var selector = activity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarTemplateSelector);
if (selector != null)
snackbar = (Snackbar) selector.SelectTemplate(content, snackbarHolderView);
if (snackbar == null)
snackbar = Snackbar.Make(snackbarHolderView, content.ToStringSafe("(null)"), (int) duration);
toast.Show(snackbar, duration);
}