原文:View Programming Guide for iOS View and Window Architecture Views and windows present your application’s user interface and handle the interactions with that interface. UIKit and other system frameworks provide a number of views that you can use a…
Views Because view objects are the main way your application interacts with the user, they have many responsibilities. Here are just a few: 因为视图对象是应用程序跟用户交互的主要方式,所以它们有很多责任.以下是其中一小部分: Layout and subview management 布局和子视图管理 A view defines its own defau…
About Table Views in iOS Apps Table views are versatile user interface objects frequently found in iOS apps. A table view presents data in a scrollable list of multiple rows that may be divided into sections. 表格视图是通用用户界面对象,常常能在iOS应用程序里看到. 表格视图在一个多行的一…
Navigating a Data Hierarchy with Table Views 导航数据表视图层次 A common use of table views—and one to which they’re ideally suited—is to navigate hierarchies of data. A table view at a top level of the hierarchy lists categories of data at the most general l…
View and Window Architecture 视图和窗口架构 Views and windows present your application’s user interface and handle the interactions with that interface. UIKit and other system frameworks provide a number of views that you can use as-is with little or no mod…
Next About Windows and Views 关于窗口和视图 In iOS, you use windows and views to present your application’s content on the screen. Windows do not have any visible content themselves but provide a basic container for your application’s views. Views define a…
Animations Animations provide fluid visual transitions between different states of your user interface. In iOS, animations are used extensively to reposition views, change their size, remove them from view hierarchies, and hide them. You might use…
Overview of the Table View API 表格视图API概述 The table view programming interface includes several UIKit classes, two formal protocols, and a category added to a Foundation framework class. 表格视图编程接口包括好几个UIKit类,两个正式的协议以及添加到Foundation 框架类的一个类别(category). T…
Managing Selections 管理选择 When users tap a row of a table view, usually something happens as a result. Another table view could slide into place, the row could display a checkmark, or some other action could be performed. The following sections descri…
Creating and Configuring a Table View Your app must present a table view to users before it can manage it in response to taps on rows and other actions. This chapter shows what you must do to create a table view, configure it, and populate it with da…