iOS [错误:'Changing the delegate of a tab bar managed by a tab bar controller is not allowed.'] 错误:'Changing the delegate of a tab bar managed by a tab bar controller is not allowed.' 意为不允许修tabBar的delegate属性 产生原因:设置代理的这句代码写在了 为 tabBarController 的 tabBa
用Tab Bar Controller处理IPhone多个view切换, 而且还附有创建空项目,picker和DataPicker的实现! 具体步骤: 1.创建一个空项目,选择User Interface->View,命名为rootView. 2.然后在控件面板中拖一个Tab Bar Controller的控件,可以往里面添加Tab Button,将Tab Bar Controller的File's Owner改成AppDelegate,可以将其每一个Item View的Class属性改成对于的
先上效果图: 假设 tab bar items 有5个.tag为0,1,2,3,4.storyboard中tab bar controller继承的class叫做xxxVC. class xxxVC: UITabBarController { var storedImageViewArr:[UIImageView?] = [] private var times = [Int].init(repeating: 0, count: 5) private var tempTimes = [Int].