- (UITableViewCell *)tableView:(UITableView *)_tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    NSInteger row = [indexPath row];
    NSInteger section = [indexPath section];

    ModuleTableCellView *cell = [tableView dequeueReusableCellWithIdentifier:@"course-activity"];

    if (cell == nil)
    {
        cell = [[[ModuleTableCellView alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:@"course-activity"] autorelease];

        UIImage *image = [UIImage imageNamed:@"download.png"];
        // responding to events
        UIControl *downloadIcon = [[UIControl alloc] initWithFrame:(CGRect) { CGPointZero, image.size }];
        downloadIcon.layer.contents = (id)image.CGImage;
        [downloadIcon addTarget:self action:@selector(accessoryButtonTapped:withEvent:) forControlEvents:UIControlEventTouchUpInside ];
        cell.accessoryView = downloadIcon;
        [downloadIcon release];

        cell.textLabel.text = [NSString stringWithFormat:@"This is label %d/%d", section, row];

        cell.detailTextLabel.text = @"This is the content of the label";
    }
    return cell;
}

- (void)accessoryButtonTapped:(UIControl *)button withEvent:(UIEvent *)event
{
    NSIndexPath *indexPath = [tableView indexPathForRowAtPoint:[[[event touchesForView:button] anyObject] locationInView:tableView]];

    if ( indexPath == nil )
    {
        return;
    }


    [tableView.delegate tableView:tableView accessoryButtonTappedForRowWithIndexPath:indexPath];
}


- (void)tableView:(UITableView *)_tableView accessoryButtonTappedForRowWithIndexPath:(NSIndexPath *)indexPath
{
    // perform the action here
}