Parent-child relationshipsParent-child relationships are formed when using view controller containers. Examples of viewcontroller containers are UINavigationController, UITabBarController, and UISplitViewController. You can identify a view controller
On the iPhone or iPod touch, a modal view controller takes over the entire screen. This is the defaultbehavior and the only possibility on these devices. On the iPad, you have two additional options: aform sheet style and a page sheet style. You can
View Controller Basics 视图控制器基础 Apps running on iOS–based devices have a limited amount of screen space for displaying content and therefore must be creative in how they present information to the user. Apps that have lots of information to display
View Controller的组合应用其实很常见了,比如说Tab bar controller和Navigation view controller的组合使用,像这种一般都是Navigation view controller作为Tab bar controller的一个child view controller,对应了一个Tab bar item. 然后今天在Review 另外一组的一个产品的代码时,发现他们将Tab bar controller作为了一个普通view controller的
冬天已经过去了,阳光越来越暖洋洋的了.还记得上学的时候,老师总说"春天是播种的季节",而我还没在朋友圈许下什么愿望.一年了,不敢想象回首还能看到点什么,所以勇往直前.当被俗世所扰,你是否也丢失了自己,忘却了理想. 欲做精金美玉的人品,定从烈火中煅来:思立掀天揭地的事功,须向薄冰上履过. 这篇博客中,我们主要来叙述一下上述动画效果的实现方案.主要涉及 View Controller 转场动画的知识.我搭建了个人站点,那里有更多内容,请多多指教.点我哦!!! Presenting a Vi
Resizing the View Controller’s Views A view controller owns its own view and manages the view’s contents. In the process, the view controller also manages the view’s subviews. But in most cases, the view’s frame is not set directly by the view contro
Responding to Display-Related Notifications 响应跟显示相关的通知 When the visibility of a view controller’s view changes, the view controller calls some built-in methods to notify subclasses of the changes. You can override these methods to override how your s
Resource Management in View Controllers View controllers are an essential part of managing your app’s resources. View controllers allow you to break your app up into multiple parts and instantiate only the parts that are needed. But more than that, a
Creating Custom Content View Controllers 创建自定义内容视图控制器 Custom content view controllers are the heart of your app. You use them to present your app’s unique content. All apps need at least one custom content view controller. Complex apps divide the wor
Using View Controllers in Your App Whether you are working with view controllers provided by iOS, or with custom controllers you’ve created to show your app’s content, you use a similar set of techniques to actually work with the view controllers. 不管
View Controller Basics Apps running on iOS–based devices have a limited amount of screen space for displaying content and therefore must be creative in how they present information to the user. Apps that have lots of information to display must there
About View Controllers View controllers are a vital link between an app’s data and its visual appearance. Whenever an iOS app displays a user interface, the displayed content is managed by a view controller or a group of view controllers coordinating
