package com.zncm.androidutils.ui;import android.app.Activity;import android.os.Bundle;import android.widget.Gallery;import com.zncm.androidutils.ui.adapter.GalleryAdapter2;public class GalleryDemo extends Activity {    int[] images = {R.drawable.g1, R.drawable.g2, R.drawable.g3, R.drawable.g4, R.drawable.g5,            R.drawable.g6, R.drawable.g7, R.drawable.g8};    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.gallery_demo);        GalleryAdapter2 adapter2 = new GalleryAdapter2(this, images);        Gallery gallery = (Gallery) findViewById(R.id.gallery_demo_gallery1);        gallery.setSpacing(20);// 图片间隔        gallery.setAdapter(adapter2);    }}

package com.zncm.androidutils.ui.adapter;import android.content.Context;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.ImageView;public class GalleryAdapter2 extends BaseAdapter {    private Context mContext;    private int mImageIds[];    public GalleryAdapter2(Context ctx, int imageIds[]) {        this.mContext = ctx;        this.mImageIds = imageIds;    }    @Override    public int getCount() {        return mImageIds.length;    }    @Override    public Object getItem(int position) {        return position;    }    @Override    public long getItemId(int position) {        return position;    }    @Override    public View getView(int position, View convertView, ViewGroup parent) {        ImageView imageView = new ImageView(mContext);        imageView.setImageResource(mImageIds[position]);        return imageView;    }}