ios-给tableview Cell 添加不同的控件

- (void)viewDidLoad {
    [super viewDidLoad];
    
    
    _tableView  = [[UITableView alloc] initWithFrame: CGRectMake(10, 90, 300, 200) style: UITableViewStyleGrouped];
    _tableView.delegate = self;
    _tableView.dataSource = self;
    [self.view addSubview: _tableView];
    
    
}


#pragma mark uitableview delegate
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return 3;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *baseCell = @"base";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier: baseCell];
    if(!cell)
    {
        cell = [[[UITableViewCell alloc] initWithStyle: UITableViewCellStyleValue1 reuseIdentifier: baseCell] autorelease];
    }
    
    if(2 == indexPath.row)
    {
        
        cell.textLabel.text = @"年龄: ";
        
        UITextField *tf = [[UITextField alloc] initWithFrame: CGRectMake(65.0, 5.0, 160.0, 35.0f)];
        tf.borderStyle = UITextBorderStyleRoundedRect;
        tf.delegate = self;
        tf.placeholder = @"输入年龄";
        tf.returnKeyType = UIReturnKeyDone;
        [cell.contentView addSubview: tf];
        
        return cell;
    }
    
    if(0 == indexPath.row)
    {
        cell.textLabel.text = @"1";
        
        return cell;
    }
    
    
    if(1 == indexPath.row)
    {
        cell.textLabel.text = @"2";
        
        return cell;
    }
    
    
    return cell;
}

#pragma mark UITextFieldDelegate
- (BOOL)textFieldShouldReturn:(UITextField *)textField
{
    [textField resignFirstResponder];
    
    return YES;
}