UIWindowTransition

UIWindowTransition is easy to use source for change UIWindow RootViewController with animation. UIWindowTransition written in Swift 4.0.

!!! ATTENTION !!! The documentation is not accurate because the sources are updated.

• Requirements
• Installation
  • CocoaPods
  • Manually
• Usage
• License

Requirements

• iOS 8.0+
• Xcode 9.0+
• Swift 4.0+

Installation

CocoaPods

CocoaPods is a dependency manager for Cocoa projects. You can install it with the following command:

$ gem install cocoapods

• Create Podfile into your Xcode project. Open up Terminal → cd into your project's top-level directory → Run the following command:

$ pod init

• Open up created Podfile.

$ open Podfile

• In the Podfile that appears, specify. Instead of <Your Target Name>, enter your project's name :

source 'https://github.com/CocoaPods/Specs.git'
platform :ios, ‘8.0’

target '<Your Target Name>' do
    use_frameworks!
    pod 'UIWindowTransition'
end

• Then, run the following command:

$ pod update
$ pod install

• Finally, open your Xcode <Your Target Name>.xcworkspace.

Manually

• Download UIWindowTransition and copy all files from Source folder into your project

Usage

• First of all you have to import UIWindowTransition

import UIWindowTransition

• After that you need get UIWindow

// Window which need set root view controller.
// e.g.
let window = UIApplication.shared.windows.first

• Create Animation options if need

/*
Animation for UIWindow transition:
- Fade: center -> center (animated change alpha)
- zoom(scale): center -> center (scale from `scale` to 1.0)
- toTop: bottom -> top
- toBottom: top -> bottom
- toLeft: right -> left
- toRight: left -> right
*/
let animation: UIWindowTransitionOptions.Transition

// You can create options if you would like animated set root view controller.
var options = UIWindowTransitionOptions(transition: animation)
options.duration = 0.4 // Set custom duration in seconds if need. Default is 0.25s
options.curve = .easeIn // Set custom curve if need. Default is linear

• Set new root view controller

/*
controller - new rootViewController
transitionOptions - options for transition. If you put `nil`, viewController will change without animation
*/
window.setRootViewController(someController, transitionOptions: options)

License

Released under the MIT license. See LICENSE for details.