SwiftUI

SwiftUI_logo

SwiftUI

Developer(s)	Apple Inc.
Initial release	June  3, 2019 (2019-06-03)
Repository	{{URL|example.com|optional display text}}
Written in	Swift
Engine
Operating system	iOS, macOS, watchOS, tvOS
Platform	Apple platforms
Type	User interface framework
License	Proprietary

SwiftUI is a user interface toolkit developed by Apple Inc. for building UIs across all Apple platforms using the Swift programming language. It was introduced at the WWDC in 2019.

Overview

SwiftUI provides a declarative syntax that allows developers to build user interfaces by describing what they want the UI to do. This approach contrasts with the imperative style used in UIKit and AppKit, where developers must write code to manage the state and behavior of the UI components.

Features

• **Declarative Syntax**: Developers can create complex interfaces with simple and readable code.
• **Live Previews**: Integrated with Xcode, SwiftUI allows developers to see real-time previews of their UI as they code.
• **Cross-Platform**: SwiftUI is designed to work seamlessly across iOS, macOS, watchOS, and tvOS.
• **Dynamic Type**: Supports dynamic type and accessibility features out of the box.
• **Animations**: Built-in support for creating smooth and complex animations.

Components

SwiftUI includes a variety of built-in components that developers can use to build their applications:

• **Views**: Basic building blocks like Text, Button, Image, etc.
• **Layouts**: Tools for arranging views, such as HStack, VStack, and ZStack.
• **Modifiers**: Methods that can be applied to views to change their appearance and behavior.

Adoption

Since its introduction, SwiftUI has been adopted by many developers for building modern applications on Apple platforms. It is seen as the future of UI development in the Apple ecosystem, gradually replacing older frameworks like UIKit and AppKit.

See also

• Swift (programming language)
• Xcode
• UIKit
• AppKit
• Apple Worldwide Developers Conference