Android Open Source - android-movies-demo Movie Adapter

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License

The source code is released under:

MIT License

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Java Source Code

package com.idunnolol.moviesdemo.widget;
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import android.content.Context;
import android.util.Pair;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;

import com.idunnolol.moviesdemo.R;
import com.idunnolol.moviesdemo.data.Movie;
import com.idunnolol.moviesdemo.view.MovieRowView;
import com.idunnolol.moviesdemo.view.SlidingPairView;

import java.util.List;

public class MovieAdapter extends BaseAdapter {

  private Context mContext;

  private MovieAdapterListener mListener;

  private List<Movie> mMovies;

  private float mSlide;

  private int mCellSize;

  public MovieAdapter(Context context, List<Movie> movies, MovieAdapterListener listener, int cellSize) {
    mContext = context;
    mMovies = movies;
    mListener = listener;
    mCellSize = cellSize;
  }

  public void setSlide(float slide) {
    mSlide = slide;
  }

  @Override
  public int getCount() {
    return (int) Math.ceil(mMovies.size() / 2.0f);
  }

  @Override
  public Pair<Movie, Movie> getItem(int position) {
    int index = position * 2;
    return Pair.create(mMovies.get(index), mMovies.get(index + 1));
  }

  @Override
  public long getItemId(int position) {
    return position;
  }

  @Override
  public boolean areAllItemsEnabled() {
    return false;
  }

  @Override
  public boolean isEnabled(int position) {
    return false;
  }

  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    ViewHolder vh;
    if (convertView == null) {
      convertView = LayoutInflater.from(mContext).inflate(R.layout.row_movie_pair, parent, false);

      vh = new ViewHolder();
      vh.mSlidingPairView = (SlidingPairView) convertView.findViewById(R.id.sliding_pair);
      vh.mNowPlayingMovie = (MovieRowView) convertView.findViewById(R.id.slide_reveal_right);
      vh.mUpcomingMovie = (MovieRowView) convertView.findViewById(R.id.slide_reveal_left);

      // We set the cell size dynamically, because it's measured on the size of
      // the screen ahead of time
      vh.mNowPlayingMovie.setCellSize(mCellSize);
      vh.mUpcomingMovie.setCellSize(mCellSize);

      convertView.setTag(vh);
    }
    else {
      vh = (ViewHolder) convertView.getTag();
    }

    final Pair<Movie, Movie> moviePair = getItem(position);

    vh.mSlidingPairView.setSlide(mSlide);

    vh.mNowPlayingMovie.bind(moviePair.first);
    vh.mUpcomingMovie.bind(moviePair.second);

    vh.mNowPlayingMovie.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        mListener.onMovieClicked(moviePair.first, true);
      }
    });

    vh.mUpcomingMovie.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        mListener.onMovieClicked(moviePair.second, false);
      }
    });

    return convertView;
  }

  private static final class ViewHolder {
    SlidingPairView mSlidingPairView;
    MovieRowView mNowPlayingMovie;
    MovieRowView mUpcomingMovie;
  }

  //////////////////////////////////////////////////////////////////////////
  // Listener

  public interface MovieAdapterListener {
    public void onMovieClicked(Movie movie, boolean isOnLeft);
  }

}

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