From f09b9155c4e7c4242e66e1d457b02c55636c4021 Mon Sep 17 00:00:00 2001
From: ad <daniel.apatin@gmail.com>
Date: Fri, 13 Apr 2018 22:17:12 +0300
Subject: [PATCH] + listener for changes of brightness (timer 0.5 sec) Can't
 find any listener

---
 MTMR/BrightnessViewController.swift | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/MTMR/BrightnessViewController.swift b/MTMR/BrightnessViewController.swift
index 043ba8a..1e9b102 100644
--- a/MTMR/BrightnessViewController.swift
+++ b/MTMR/BrightnessViewController.swift
@@ -16,12 +16,21 @@ class BrightnessViewController: NSCustomTouchBarItem {
         }
         
         self.view = sliderItem
+        
+        let timer = Timer.scheduledTimer(timeInterval: 0.5, target: self, selector: #selector(BrightnessViewController.updateBrightnessSlider), userInfo: nil, repeats: true)
+        RunLoop.current.add(timer, forMode: RunLoopMode.commonModes)
     }
     
     required init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
     
+    @objc func updateBrightnessSlider() {
+        DispatchQueue.main.async {
+            self.sliderItem.floatValue = self.getBrightness() * 100
+        }
+    }
+    
     @objc func sliderValueChanged(_ sender: Any) {
         if let sliderItem = sender as? NSSlider {
             setBrightness(level: Float32(sliderItem.intValue)/100.0)