Android Open Source - bv-android-sdk Product Adapter

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License

The source code is released under:

Apache License

Java Source Code

package com.bazaarvoice.example.browseproducts;
//from   w  w w.j av  a  2s .  com
import java.util.ArrayList;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.RatingBar;
import android.widget.TextView;
import android.widget.ViewSwitcher;

/**
 * ProductAdapter.java <br>
 * BrowseProductExample<br>
 * 
 * <p>
 * This is an adapter tailored for displaying BazaarProduct objects
 * 
 * <p>
 * Created on 7/3/12. Copyright (c) 2012 BazaarVoice. All rights reserved.
 * 
 * @author Bazaarvoice Engineering
 */
class ProductAdapter extends BaseAdapter {

  private final int RATING_BAR = 0;
  private final int NO_RATING = 1;

  private ArrayList<BazaarProduct> products;
  private LayoutInflater inflater;
  private Context context;

  /**
   * Internalizes the list of products and sets up the adapter.
   * 
   * @param c
   *            the application context
   * @param reviewList
   *            the list of products
   */
  public ProductAdapter(Context c, ArrayList<BazaarProduct> productList) {
    context = c;
    products = productList;
    inflater = LayoutInflater.from(context);
  }

  /**
   * How many items are in the data set represented by this Adapter.
   */
  @Override
  public int getCount() {
    return products.size();
  }

  /**
   * Get the data item associated with the specified position in the data set.
   */
  @Override
  public Object getItem(int position) {
    return products.get(position);
  }

  /**
   * Get the row id associated with the specified position in the list.
   * 
   * <p>
   * Not implemented.
   */
  @Override
  public long getItemId(int position) {
    return 0;
  }

  /**
   * Get a View that displays the data at the specified position in the data
   * set.
   */
  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    ViewHolder holder;

    if (convertView == null) {
      convertView = inflater.inflate(R.layout.product_item, null);
      holder = new ViewHolder();
      holder.productTitle = (TextView) convertView
          .findViewById(R.id.productTitle);
      holder.productDescription = (TextView) convertView
          .findViewById(R.id.productDescription);
      holder.ratingSwitcher = (ViewSwitcher) convertView
          .findViewById(R.id.ratingSwitcher);
      holder.productRating = (RatingBar) convertView
          .findViewById(R.id.productRating);
      convertView.setTag(holder);
    } else {
      holder = (ViewHolder) convertView.getTag();
    }

    holder.productTitle.setText(products.get(position).getName());

    if (products.get(position).getAverageRating() == -1.0) {
      holder.ratingSwitcher.setDisplayedChild(NO_RATING);
    } else {
      holder.ratingSwitcher.setDisplayedChild(RATING_BAR);
      holder.productRating.setRating((float) products.get(position)
          .getAverageRating());
    }

    holder.productDescription.setText(products.get(position)
        .getDescription());

    return convertView;
  }

  /**
   * ViewHolder
   * 
   * <p>
   * Holds the Views that are contained in an item of the list.
   * 
   * <p>
   * Created on 7/3/12. Copyright (c) 2012 BazaarVoice. All rights reserved.
   * 
   * @author Bazaarvoice Engineering
   */
  class ViewHolder {
    TextView productTitle;
    ViewSwitcher ratingSwitcher;
    RatingBar productRating;
    TextView productDescription;
  }

}

Java Source Code List

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