ImageAdapter.java

package cn.com.scitc.swl.rssnews.adapter;

import android.content.Context;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.ImageView;
import cn.com.scitc.swl.rssnews.R;

/**
 * 该类为订阅界面gridview的适配器
 * 
 * @author ASHENG
 * 
 */
public class ImageAdapter extends BaseAdapter {
	private Context mContext;

	public ImageAdapter(Context c) {
		mContext = c;
	}

	@Override
	public int getCount() {
		// TODO Auto-generated method stub
		return mThumbIds.length;

	}

	@Override
	public Object getItem(int position) {
		// TODO Auto-generated method stub
		return null;
	}

	@Override
	public long getItemId(int position) {
		// TODO Auto-generated method stub
		return 0;
	}

	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
		// TODO Auto-generated method stub
		ImageView imageView;
		if (convertView == null) { // if it's not recycled, initialize some
									// attributes
			imageView = new ImageView(mContext);
			imageView.setLayoutParams(new GridView.LayoutParams(340, 240));
			imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
			imageView.setPadding(8, 8, 8, 8);
		} else {
			imageView = (ImageView) convertView;
		}
		imageView.setBackgroundResource(mThumbIds[position]);
		return imageView;
	}

	// references to our images
	private Integer[] mThumbIds = { R.drawable.taimeiti_logo,
			R.drawable.huxiu_logo, R.drawable.add };
}