摘要： 例子:动态的切换Animating the Transitions1.用到上一节的例子MySecondViewController,在MySecondViewControlle.m文件中加入下面红色代码:-(IBAction) buttonClicked: (id) sender{//---add the view of the view controller to the current View---viewController = [[HelloWorldViewController alloc]initWithNibName:@“HelloWorldViewController”bun 阅读全文