Dark mode shortcut

App/AppDelegate.swift

@@ -105,6 +105,13 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
                 title: "Refresh",
                 action: #selector(ShortcutResponder.refresh)
             ),
+            
+            // Toggle Dark Mode
+            UIKeyCommand(
+                modifiers: [.command], input: "D",
+                title: "Toggle Dark Mode",
+                action: #selector(ShortcutResponder.toggleDarkMode)
+            ),
         ]
     }
     

App/Browser View/BrowserViewController+Keyboard.swift

@@ -153,4 +153,8 @@ extension BrowserViewController: ShortcutResponder
     func showPreferences(_ sender: Any?) {
         showSettingsWindow()
     }
+    
+    func toggleDarkMode(_ sender: Any?) {
+        self.darkModeEnabled = !self.darkModeEnabled
+    }
 }

App/Browser View/BrowserViewController.swift

@@ -44,7 +44,7 @@ class BrowserViewController: UIViewController
     
     static let longPressWindowButtonToMakeNewTab: Bool = false
     
-    private var darkModeEnabled: Bool {
+    internal var darkModeEnabled: Bool {
         get { tab.bridge.darkModeEnabled }
         set {
             tab.bridge.darkModeEnabled = newValue

App/KeyboardShortcuts.swift

@@ -41,4 +41,7 @@ protocol ShortcutResponder: AnyObject {
     
     @objc
     optional func showPreferences(_ sender: Any?)
+    
+    @objc
+    optional func toggleDarkMode(_ sender: Any?)
 }