Android: ListView Example

package com.adt.app;

import adapters.HoursListAdapter;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageButton;
import android.widget.ListView;
import database.ADTDBHelper;

public class HoursListActivity extends Activity
{
@Override
public void onCreate(Bundle savedInstanceState)
{ // TODO
super.onCreate(savedInstanceState);
setContentView(R.layout.hours_list);
ADTDBHelper db = new ADTDBHelper(this);
HoursListAdapter adapter = new HoursListAdapter(this, db.getHours());
ListView listView = (ListView) findViewById(R.id.hours_lv);
listView.setAdapter(adapter);

ImageButton homeBtn = (ImageButton) findViewById(R.id.header_home);
homeBtn.setOnClickListener(this);
}

@Override
public void onClick(View v)
{
if (v.getId() == R.id.header_home)
{
Intent i = new Intent(this, ADT.class);
startActivity(i);
}
}
}