Copy public key through context menu.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2018-10-02 19:39:03 +02:00
parent cd86ba92ec
commit 7f6a7481c8
5 changed files with 84 additions and 82 deletions
@@ -0,0 +1,44 @@
+//
+//  CopyableLabel.swift
+//  WireGuard
+//
+//  Created by Jeroen Leenarts on 02/10/2018.
+//  Copyright © 2018 WireGuard LLC. All rights reserved.
+//
+
+import UIKit
+
+@IBDesignable
+class CopyableLabel: UILabel {
+    override func awakeFromNib() {
+        super.awakeFromNib()
+        let gestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleTapGesture(_:)))
+        self.addGestureRecognizer(gestureRecognizer)
+        self.isUserInteractionEnabled = true
+    }
+
+    // MARK: - UIGestureRecognizer
+    @objc func handleTapGesture(_ recognizer: UIGestureRecognizer) {
+        guard recognizer.state == .recognized else { return }
+
+        if let recognizerView = recognizer.view,
+            let recognizerSuperView = recognizerView.superview, recognizerView.becomeFirstResponder() {
+            let menuController = UIMenuController.shared
+            menuController.setTargetRect(recognizerView.frame, in: 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 = text
+    }
+}