public void storeProductClick(TextView view) {
   this.storeProduct.setVisibility(FrameLayout.GONE);
   this.storeProductDetail.setVisibility(FrameLayout.VISIBLE);
   Integer index = this.hsProduct.get(view.getText());
   Log.i("StoreMainActivity - storeProductClick", "index: " + index);
   this.updateDataDetail(index);
   ProductInfo product = listProduct.get(index);
   if (productTransactionDetailInfo == null) {
     productTransactionDetailInfo = new TransactionDetailInfo();
   }
   productTransactionDetailInfo.setCategoryId(product.getCategoryId());
   productTransactionDetailInfo.setProductId(product.getProductId());
   productTransactionDetailInfo.setProductName(product.getName());
   productTransactionDetailInfo.setUnitPrice(product.getUnitPrice());
 }