按鈕中的實(shí)現(xiàn)方法，復(fù)制代碼，改成自己的TabBarViewController ?selectedIndex 為你要跳轉(zhuǎn)的目標(biāo)tabbar索引

?AppDelegate*delegate = (AppDelegate*)[[UIApplicationsharedApplication]delegate];

? ? MainTabBarViewController *tab = (MainTabBarViewController *)delegate.window.rootViewController;

? ? tab.selectedIndex = 1;