The framework has generated not only the views and controller for a simple little application, but also a functional test to help you test the user interface.

框架不仅为这个简单的小程序生成了视图和控制器，而且还生成了有助于测试用户界面的功能性测试。

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The main layers of the application are a database, a persistence framework, a database access object, and user interface (UI) controller and view layers.

应用程序的主要层是数据库、持久性框架、数据库访问对象和用户界面(UI)控制器及视图层。

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The MVC architecture (or design pattern) is a graphical user interface (GUI) design style that consists of three parts: model, view, and controller.

MVC 架构（或设计模式）是图形用户界面（GUI）的设计样式，由三部分构成：模型、视图和控制器。

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Simply put, the model is the data (and by extension the HTML content of a website or app), the view is what you see on the screen (defined by the CSS styles of the user interface) and the controller is the logic that ties the two together (often expressed as the JavaScript or other interactive programming).

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By default, an app and a view controller's supported interface orientations are set toUIInterfaceOrientationMaskAll for the iPad idiom and UIInterfaceOrientationMaskAllButUpsideDown for the iPhone idiom.

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The XDJ-AERO also functions as a 24-bit audio interface, MIDI controller for Traktor and HID controller for Virtual DJ software.

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