public class MoreStyleNewsListViewAdapter extends BaseAdapter {
    private Activity mActivity;
    private List<NewsItem> newsList;
    private FinalBitmap imageLoader;
    public MoreStyleNewsListViewAdapter(Activity mActivity,List<NewsItem> newsList){
        this.mActivity=mActivity;
        
 
this.newsList=newsList;
        imageLoader=((SunNewsApplication)mActivity.getApplication()).getFinalBitmap();
    }
    private final int TYPE_COUNT=2;
    /**
     * 返回資料項的顯示型別資料
     * 0 1 2
     */
    @Override
    public int getItemViewType(int position) {
        
        // TODO Auto-generated method stub
 

        return newsList!=null?newsList.get(position).getStyle():-1;
    }
    /**
     * 返回型別個數
     */
    @Override
    public int getViewTypeCount() {
        // TODO Auto-generated method stub
        return TYPE_COUNT;
    }



    
    @Override
    public int getCount() {
        
 
// TODO Auto-generated method stub
        Log.d("jereh","getCount()");
        return newsList.size();
    }

    @Override
    public Object getItem(int position) {
        // TODO Auto-generated method stub
        Log.d("jereh","getItem()");
        return newsList.get(position);
    }

    @Override
    public long getItemId(int position) {
        // TODO Auto-generated method stub
        Log.d("jereh","getItemId()");
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        // TODO Auto-generated method stub
        ViewHolder holder=null;
        NewsItem item=newsList.get(position);
        if(convertView==null){
            holder=new ViewHolder();
            //將layout.xml轉換為View
            switch(item.getStyle()){
            case 0:
                convertView=LayoutInflater.from(mActivity).inflate(R.layout.news_item1, null);
                holder.ivImg1=(ImageView)convertView.findViewById(R.id.ivNewsImg);
                break;
            case 1:
                convertView=LayoutInflater.from(mActivity).inflate(R.layout.news_item2, null);
                holder.ivImg1=(ImageView)convertView.findViewById(R.id.ivImg1);
                holder.ivImg2=(ImageView)convertView.findViewById(R.id.ivImg2);
                holder.ivImg3=(ImageView)convertView.findViewById(R.id.ivImg3);
                break;
            }
            holder.tvTilte=(TextView)convertView.findViewById(R.id.tvTitle);    
            convertView.setTag(holder);//記錄個標識
        }else{
            holder=(ViewHolder)convertView.getTag();
        }
        //向ui元素繫結資料
        holder.tvTilte.setText(item.getTitle());
        imageLoader.display(holder.ivImg1, item.getImgUrl()[0]);//載入圖片，先從快取中載入，記憶體沒有再從網路載入
        switch(item.getStyle()){
            case 1:
                imageLoader.display(holder.ivImg2, item.getImgUrl()[1]);//載入圖片，先從快取中載入，記憶體沒有再從網路載入
                imageLoader.display(holder.ivImg3, item.getImgUrl()[2]);//載入圖片，先從快取中載入，記憶體沒有再從網路載入
                break;
        }
        Log.d("jereh","getView()");
        
        return convertView;
    }
    
    private class ViewHolder{
        private TextView tvTilte;
        private ImageView ivImg1;
        private ImageView ivImg2;
        private ImageView ivImg3;    
        
    }

}