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https://github.com/vector-im/element-ios.git
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71 lines
1.9 KiB
Swift
71 lines
1.9 KiB
Swift
//
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// Copyright 2021 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import UIKit
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/// Enables to copy text content of the label
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/// https://stackoverflow.com/a/62978837
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class CopyableLabel: UILabel {
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// MARK: - Setup
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override init(frame: CGRect) {
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super.init(frame: frame)
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self.sharedInit()
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}
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required init?(coder aDecoder: NSCoder) {
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super.init(coder: aDecoder)
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self.sharedInit()
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}
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func sharedInit() {
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self.isUserInteractionEnabled = true
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self.addGestureRecognizer(UILongPressGestureRecognizer(target: self, action: #selector(self.showMenu)))
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}
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// MARK: - Public
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@objc func showMenu(sender: AnyObject?) {
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self.becomeFirstResponder()
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let menu = UIMenuController.shared
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if !menu.isMenuVisible {
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if #available(iOS 13.0, *) {
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menu.showMenu(from: self, rect: self.bounds)
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}
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}
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}
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// MARK: - Overrides
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override func copy(_ sender: Any?) {
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let board = UIPasteboard.general
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board.string = self.text
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// Note that the UIMenuController will be dismissed by itself after copying the text
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}
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override var canBecomeFirstResponder: Bool {
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return true
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}
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override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
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return action == #selector(UIResponderStandardEditActions.copy)
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}
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}
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