snapshot

Signed-off-by: Joseph Mattello <mail@joemattiello.com>

SideStoreApp/Sources/SideStoreUIKit/Settings/InsetGroupTableViewCell.swift

@@ -0,0 +1,114 @@
+//
+//  InsetGroupTableViewCell.swift
+//  AltStore
+//
+//  Created by Riley Testut on 8/31/19.
+//  Copyright © 2019 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+extension InsetGroupTableViewCell {
+    @objc enum Style: Int {
+        case single
+        case top
+        case middle
+        case bottom
+    }
+}
+
+final class InsetGroupTableViewCell: UITableViewCell {
+    #if !TARGET_INTERFACE_BUILDER
+        @IBInspectable var style: Style = .single {
+            didSet {
+                self.update()
+            }
+        }
+    #else
+        @IBInspectable var style: Int = 0
+    #endif
+
+    @IBInspectable var isSelectable: Bool = false
+
+    private let separatorView = UIView()
+    private let insetView = UIView()
+
+    override func awakeFromNib() {
+        super.awakeFromNib()
+
+        selectionStyle = .none
+
+        separatorView.translatesAutoresizingMaskIntoConstraints = false
+        separatorView.backgroundColor = UIColor.white.withAlphaComponent(0.25)
+        addSubview(separatorView)
+
+        insetView.layer.masksToBounds = true
+        insetView.layer.cornerRadius = 16
+
+        // Get the preferred background color from Interface Builder.
+        insetView.backgroundColor = backgroundColor
+        backgroundColor = nil
+
+        addSubview(insetView, pinningEdgesWith: UIEdgeInsets(top: 0, left: 15, bottom: 0, right: 15))
+        sendSubviewToBack(insetView)
+
+        NSLayoutConstraint.activate([separatorView.leadingAnchor.constraint(equalTo: leadingAnchor, constant: 30),
+                                     separatorView.trailingAnchor.constraint(equalTo: trailingAnchor, constant: -30),
+                                     separatorView.bottomAnchor.constraint(equalTo: bottomAnchor),
+                                     separatorView.heightAnchor.constraint(equalToConstant: 1)])
+
+        update()
+    }
+
+    override func setSelected(_ selected: Bool, animated: Bool) {
+        super.setSelected(selected, animated: animated)
+
+        if animated {
+            UIView.animate(withDuration: 0.4) {
+                self.update()
+            }
+        } else {
+            update()
+        }
+    }
+
+    override func setHighlighted(_ highlighted: Bool, animated: Bool) {
+        super.setHighlighted(highlighted, animated: animated)
+
+        if animated {
+            UIView.animate(withDuration: 0.4) {
+                self.update()
+            }
+        } else {
+            update()
+        }
+    }
+}
+
+private extension InsetGroupTableViewCell {
+    func update() {
+        switch style {
+        case .single:
+            insetView.layer.maskedCorners = [.layerMinXMinYCorner, .layerMaxXMinYCorner, .layerMinXMaxYCorner, .layerMaxXMaxYCorner]
+            separatorView.isHidden = true
+
+        case .top:
+            insetView.layer.maskedCorners = [.layerMinXMinYCorner, .layerMaxXMinYCorner]
+            separatorView.isHidden = false
+
+        case .middle:
+            insetView.layer.maskedCorners = []
+            separatorView.isHidden = false
+
+        case .bottom:
+            insetView.layer.maskedCorners = [.layerMinXMaxYCorner, .layerMaxXMaxYCorner]
+            separatorView.isHidden = true
+        }
+
+        if isSelectable && (isHighlighted || isSelected) {
+            insetView.backgroundColor = UIColor.white.withAlphaComponent(0.55)
+        } else {
+            insetView.backgroundColor = UIColor.white.withAlphaComponent(0.25)
+        }
+    }
+}