@Override
public void onBindViewHolder(RecyclerView.ViewHolder holder, final int position) {
if (holder instanceof HeaderHolder) {
// HeaderHolder headerHolder = (HeaderHolder) holder;
} else {
ItemHolder itemHolder = (ItemHolder) holder;
DrawerItem drawerItem = data.get(position - 1);
itemHolder.drawerText.setText(drawerItem.getItemTitle());
itemHolder.drawerIcon.setImageResource(drawerItem.getIconRes());
}
}
