MainActivity.java

package org.francho.unutopia.listactivity;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;

public class MainActivity extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        ListView listView = (ListView) findViewById(R.id.listView1);

        String[] datos = getResources().getStringArray(R.array.datos);
        
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,datos);
        
        listView.setAdapter(adapter);
        
        listView.setOnItemClickListener(new OnItemClickListener() {

			@Override
			public void onItemClick(AdapterView<?> adapter, View arg1, int position,
					long arg3) {
				Toast.makeText(MainActivity.this, 
						(String)adapter.getItemAtPosition(position) , 
						Toast.LENGTH_LONG).show();
				
			}
        	
        });
        
    }

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