Method onShown

app/src/main/java/eu/faircode/email/ActivityView.java:1599–1605

(Snackbar sb)

        snackbar.addCallback(new Snackbar.Callback() {
            @Override
            public void onShown(Snackbar sb) {
                content.addOnLayoutChangeListener(marginFixer);
                ViewGroup.MarginLayoutParams lparam = (ViewGroup.MarginLayoutParams) content.getLayoutParams();
                lparam.bottomMargin = snackbar.getView().getHeight();
                content.setLayoutParams(lparam);
            }

            @Override
            public void onDismissed(Snackbar transientBottomBar, int event) {