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@@ -45,7 +45,7 @@ class AppDelegate: NSObject, NSApplicationDelegate { |
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func applicationDidBecomeActive(_ notification: Notification) { |
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if vc == nil { |
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vc = NSApplication.shared().mainWindow?.contentViewController as! ViewController |
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vc = NSApplication.shared().mainWindow?.contentViewController as? ViewController |
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} |
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} |
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