Listview优化MovieListAdapter的使用

MovieListAdapter.java

package com.maomao.beautymovie.adapter;

import java.util.ArrayList;
import java.util.List;
import com.maomao.beautymovie.R;
import com.maomao.beautymovie.bean.MovieBean;
import com.maomao.beautymovie.commom.CommonUtils;
import com.maomao.beautymovie.commom.Constants;

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

/**
 * 
 * @author NINGXUEFENG
 *
 */
public class MovieListAdapter extends BaseAdapter {
    private List<MovieBean> data = new ArrayList<MovieBean>();
    private Context context;
    
    public MovieListAdapter(Context context,List<MovieBean> data){
        this.context = context;
        this.data = data;
    }
    //适配器根据getCount()函数来确定要加载多少项
    @Override
    public int getCount() {
        return data.size();
    }

    @Override
    public Object getItem(int paramInt) {
        
        return data.get(paramInt);
        //return null;
    }

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

    @Override
    public View getView(int paramInt, View convertView, ViewGroup paramViewGroup) {

        ViewHolder holder = null;
        //优化ListView  
        if (convertView == null) {
            holder = new ViewHolder();
            convertView = LayoutInflater.from(context).inflate(R.layout.movie_listview_item, null);
            //通过view来得到Item中的每个控件的操作权
            holder.name = (TextView)convertView.findViewById(R.id.tv_mname);
            holder.type = (TextView)convertView.findViewById(R.id.tv_mtype);
            holder.subtitle = (TextView)convertView.findViewById(R.id.tv_subtitle);
            holder.director = (TextView)convertView.findViewById(R.id.director);
            holder.seennum = (TextView)convertView.findViewById(R.id.tv_seen);
            holder.likenum = (TextView)convertView.findViewById(R.id.tv_like);
            holder.comnum = (TextView)convertView.findViewById(R.id.tv_com);
            convertView.setTag(holder);

        }else {
            holder = (ViewHolder) convertView.getTag();
        }
        
        //获得list里面的第paramInt个对象，并把值赋给每个控件
        MovieBean movie = data.get(paramInt);
        holder.name.setText(movie.getMovieName());
        holder.type.setText(CommonUtils.listToString(movie.getMovieType(),Constants.SPT_MOVIE_TYPE));
        holder.subtitle.setText(movie.getMovieIntrodutcion());
        holder.director.setText(movie.getMovieDirector());
        holder.seennum.setText(CommonUtils.basicToString(movie.getDoubanScore()));
        holder.likenum.setText(CommonUtils.basicToString(movie.getMovieLikeNum()));
        holder.comnum.setText(CommonUtils.basicToString(movie.getMovieCommentNum()));
                
    return convertView;

    }

    
    
    
    public final class ViewHolder {
        TextView name;
        TextView type;
        TextView subtitle;
        TextView director;
        TextView seennum;
        TextView likenum;
        TextView comnum;
    }
    

    
    
}

使用：

package com.maomao.beautymovie.fragment;

public class AllMovieFragment extends Fragment{

    private static final String TAG = "movieFragment";
    private SwipeRefreshLayout swipeLayout;
    private CustomListView movieListView;
    private MovieListAdapter movieListAdapter;
    private List<MovieBean> moviesLsit;
    
    public AllMovieFragment()
    {
    }

    public AllMovieFragment(List<MovieBean> moviesLsit)
    {
        this.moviesLsit = moviesLsit;
    }
    

    
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

    }

    @SuppressLint("InlinedApi")
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
            Bundle savedInstanceState) {
        View view            = inflater.inflate(R.layout.allmoviefrag, container, false);
        movieListView = (CustomListView)view.findViewById(R.id.movielistview);

35         movieListAdapter = new MovieListAdapter(getActivity(), moviesLsit);
36         
37         movieListView.setAdapter(movieListAdapter); 
    
        return view;
    }

    
    
}