Method setIcon

src/main/java/org/swdc/reader/ui/MainView.java:105–109

(ButtonBase btn, String name)

    }

    private void setIcon(ButtonBase btn, String name) {
        btn.setFont(icon.getFont(FontSize.MIDDLE_SMALL));
        btn.setText(icon.getFontIcon(name));
        btn.setPadding(new Insets(4,6,4,6));
    }

}