popupMenu.java

 private void showOptionMenu(View view) {

        PopupMenu popupMenu = new PopupMenu(mContext, view);
        MenuInflater menuInflater = popupMenu.getMenuInflater();
        menuInflater.inflate(R.menu.pizza_menu,popupMenu.getMenu());
        popupMenu.setOnMenuItemClickListener(new PizzaMenuItemClickListener());
        popupMenu.show();
    }


   private class PizzaMenuItemClickListener implements PopupMenu.OnMenuItemClickListener {
        /**
         * Display Toast message on click of the options in the menu
         *
         * @param item
         * @return
         */
        @Override
        public boolean onMenuItemClick(MenuItem item) {
            switch (item.getItemId()) {
                case R.id.action_add_favourite:
                    Toast.makeText(mContext, "Add to favourite", Toast.LENGTH_SHORT).show();
                    return true;
                case R.id.order_now:
                    Toast.makeText(mContext, "Order Now", Toast.LENGTH_SHORT).show();
                    return true;
            }
            return false;
        }
    }