Add SideMenuVersionView that displays application version.

Riot/Modules/SideMenu/SideMenuVersionView.swift

@@ -0,0 +1,77 @@
+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import UIKit
+import Reusable
+
+/// SideMenuVersionView displays application version
+final class SideMenuVersionView: UIView, NibOwnerLoadable {
+    
+    // MARK: - Properties
+    
+    // MARK: Outlets
+    
+    @IBOutlet private weak var label: UILabel!
+    
+    // MARK: Private
+    
+    private var theme: Theme!
+    
+    // MARK: Public
+        
+    // MARK: - Setup
+    
+    class func instantiate() -> SideMenuVersionView {
+        let view = SideMenuVersionView()
+        view.theme = ThemeService.shared().theme
+        return view
+    }
+    
+    private func commonInit() {
+    }
+    
+    convenience init() {
+        self.init(frame: CGRect.zero)
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        self.loadNibContent()
+        self.commonInit()
+    }
+    
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        self.loadNibContent()
+        self.commonInit()
+    }
+    
+    // MARK: - Public
+    
+    func fill(with version: String) {
+        self.label.text = VectorL10n.sideMenuAppVersion(version)
+    }
+}
+
+// MARK: - Themable
+extension SideMenuVersionView: Themable {
+    
+    func update(theme: Theme) {
+        self.theme = theme
+        
+        self.label.textColor = theme.textSecondaryColor
+    }
+}