Gallery - Android Widgets Example

package com.myapp;

import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.Gallery;
import android.widget.ImageView;
import android.widget.Toast;


public class MainActivity extends Activity {

   
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        // gallery1
        Gallery galry = (Gallery) findViewById(R.id.gallery1);
        galry.setSpacing(1);
        galry.setAdapter(new ImageAdapter(this));

        galry.setOnItemClickListener(new OnItemClickListener() {
            public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
                Toast.makeText(MainActivity.this, "Your selected position = " + position, Toast.LENGTH_SHORT).show();
            }
        });
    }
    
    
    public class ImageAdapter extends BaseAdapter {
        private Context mContext;

        private Integer[] mImageIds = {
                R.drawable.pic_a,
                R.drawable.pic_b,
                R.drawable.pic_c,
                R.drawable.pic_d,
                R.drawable.pic_e,
                R.drawable.pic_h,
                R.drawable.pic_i
        };

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

        public int getCount() {
            return mImageIds.length;
        }

        public Object getItem(int position) {
            return position;
        }

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

		public View getView(int arg0, View arg1, ViewGroup arg2) {
			// TODO Auto-generated method stub
            ImageView i = new ImageView(mContext);

            i.setImageResource(mImageIds[arg0]);
            i.setLayoutParams(new Gallery.LayoutParams(100, 100));
            //i.setScaleType(ImageView.ScaleType.CENTER);
			//i.setScaleType(ImageView.ScaleType.CENTER_CROP);			
			//i.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
			//i.setScaleType(ImageView.ScaleType.FIT_CENTER);
			//i.setScaleType(ImageView.ScaleType.FIT_XY);
			//i.setScaleType(ImageView.ScaleType.FIT_END);
            i.setScaleType(ImageView.ScaleType.FIT_XY);

            return i;
		}
    }
    
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }

    
}