在没有cocos2D的按钮点击（游戏的关卡屏幕）简单游戏上连接不同的xib文件

Question

- (void)timeChallengePressed:(id)sender

{

NSLog(@"BoardViewController is pressed");
    self.boardVC = [[BoardViewController alloc] init];
    [self.view insertSubview:self.boardVC.view aboveSubview:self.view];

}

- (void)blockChallengePressed:(id)sender

{

NSLog(@"BlockViewController");
    self.blockVC = [[BlockViewController alloc] init];
 [self.view insertSubview:self.boardVC.view aboveSubview:self.view];

}

我想要实现的功能是用户获得两个按钮，他选择了一个按钮，并且该按钮的视图控制器启动