1 files changed, 55 insertions, 0 deletions
diff --git a/WireGuard/WireGuard/UI/iOS/SharedViews/CopyableLabelTableViewCell.swift b/WireGuard/WireGuard/UI/iOS/SharedViews/CopyableLabelTableViewCell.swift
new file mode 100644
index 0000000..93a9ef7
--- /dev/null
+++ b/WireGuard/WireGuard/UI/iOS/SharedViews/CopyableLabelTableViewCell.swift
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: MIT
+// Copyright © 2018 WireGuard LLC. All Rights Reserved.
+
+import UIKit
+
+class CopyableLabelTableViewCell: UITableViewCell {
+    var copyableGesture = true
+
+    var textToCopy: String? {
+        fatalError("textToCopy must be implemented by subclass")
+    }
+
+    required init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
+        super.init(style: style, reuseIdentifier: reuseIdentifier)
+        let gestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleTapGesture(_:)))
+        addGestureRecognizer(gestureRecognizer)
+        isUserInteractionEnabled = true
+    }
+
+    // MARK: - UIGestureRecognizer
+    @objc func handleTapGesture(_ recognizer: UIGestureRecognizer) {
+        if !copyableGesture {
+            return
+        }
+        guard recognizer.state == .recognized else { return }
+
+        if let recognizerView = recognizer.view,
+            let recognizerSuperView = recognizerView.superview, recognizerView.becomeFirstResponder() {
+            let menuController = UIMenuController.shared
+            menuController.setTargetRect(detailTextLabel?.frame ?? recognizerView.frame, in: detailTextLabel?.superview ?? recognizerSuperView)
+            menuController.setMenuVisible(true, animated: true)
+        }
+    }
+
+    override var canBecomeFirstResponder: Bool {
+        return true
+    }
+
+    override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
+        return (action == #selector(UIResponderStandardEditActions.copy(_:)))
+    }
+
+    override func copy(_ sender: Any?) {
+        UIPasteboard.general.string = textToCopy
+    }
+
+    override func prepareForReuse() {
+        super.prepareForReuse()
+        copyableGesture = true
+    }
+}