58 lines
1.6 KiB
Swift
58 lines
1.6 KiB
Swift
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//
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// SegmentedReliefButton.swift
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// App
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//
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// Created by James Magahern on 8/14/20.
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//
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import UIKit
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class SegmentedReliefButton: ReliefButton
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{
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var children: [ReliefButton] = [] {
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willSet { children.forEach { $0.removeFromSuperview() } }
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didSet { children.forEach { addSubview($0) }; setNeedsLayout() }
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}
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init(children: [ReliefButton]) {
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super.init()
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self.children = children
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}
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override var isHighlighted: Bool {
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didSet {}
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func sizeThatFits(_ size: CGSize) -> CGSize {
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let width: CGFloat = children.reduce(0.0) { (result, button) -> CGFloat in
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return result + button.sizeThatFits(size).width
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}
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return CGSize(width: width, height: size.height)
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}
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override func layoutSubviews() {
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super.layoutSubviews()
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backgroundView.frame = bounds
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shadowView.frame = bounds
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var buttonRect = CGRect(origin: .zero, size: CGSize(width: 0, height: bounds.height))
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for child in children {
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child.shadowView.isHidden = true
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child.backgroundView.layer.borderWidth = 0
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bringSubviewToFront(child)
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let childSize = child.sizeThatFits(bounds.size)
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buttonRect.size = CGSize(width: childSize.width, height: bounds.height)
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child.frame = buttonRect
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buttonRect.origin.x += buttonRect.width
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}
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}
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}
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