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l4u/gist:9440f62bb3ed0bb880a6

Last active January 24, 2023 04:24
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Create a UIWindow programmatically without using storyboards in swift
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gistfile1.swift
window = UIWindow(frame: UIScreen.mainScreen().bounds)
if let window = window {
window.backgroundColor = UIColor.whiteColor()
window.rootViewController = UIViewController()
window.makeKeyAndVisible()
}
@SraavanChevireddy
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Here

mainScreen bounds works and window adjusts according to size when switched landscape or portrait automatically. This is perfect.
Question: But, why doesn't it adpat automatically with in a UIViewController for its sub components ?

@l4u
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l4u commented Jan 24, 2023

@SraavanChevireddy you will need to learn about auto layout / constraints.

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