 extension NSTouchBar.CustomizationIdentifier {
     static let pockTouchBar = "PockTouchBar"
 }
+
 extension NSTouchBarItem.Identifier {
     static let pockSystemIcon = NSTouchBarItem.Identifier("Pock")
 }
 
 class PockMainController: PKTouchBarController {
     
+    // MARK: Data
     private var items: [NSTouchBarItem.Identifier: NSTouchBarItem] = [:]
-    
-    private var systemTrayItem: NSCustomTouchBarItem? {
-        let item = NSCustomTouchBarItem(identifier: .pockSystemIcon)
-        item.view = NSButton(image: #imageLiteral(resourceName: "pock-inner-icon"), target: self, action: #selector(presentFromSystemTrayItem))
-        return item
-    }
-    
     private var systemTrayItemIdentifier: NSTouchBarItem.Identifier? { return .pockSystemIcon }
     
     deinit {

    }
    
    @objc private func willEnterCustomization(_ sender: Any?) {
        self.minimize()
    }
    
    @objc private func didExitCustomization(_ sender: Any?) {

    @objc private func presentFromSystemTrayItem() {
        let placement: Int64 = TouchBarHelper.isSystemControlStripVisible ? 0 : 1
        self.presentWithPlacement(placement: placement)
    }
    
    private func presentWithPlacement(placement: Int64) {
