fix: avoid rendering if app is not used

lwouis · Mar 10, 2020 · fdddb0f · fdddb0f
1 parent 3f8e3ea
commit fdddb0f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/alt-tab-macos/logic/Window.swift b/alt-tab-macos/logic/Window.swift
@@ -46,7 +46,8 @@ class Window {
     }
 
     func refreshThumbnail() {
-        guard let cgImage = cgWindowId.screenshot() else { return }
+        guard (App.shared as! App).appIsBeingUsed,
+              let cgImage = cgWindowId.screenshot() else { return }
         thumbnail = NSImage(cgImage: cgImage, size: NSSize(width: cgImage.width, height: cgImage.height))
     }