From 8549f24d0ac77bb47fb5fd9779e2ee44e86b5d29 Mon Sep 17 00:00:00 2001
From: Paddy Xu <xupaddy@gmail.com>
Date: Mon, 23 Sep 2019 20:26:27 +0300
Subject: [PATCH] Fix #521 again: the same for arrow keys

---
 QuickLook/ViewWindowManager.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/QuickLook/ViewWindowManager.cs b/QuickLook/ViewWindowManager.cs
index 0c89e3d..6e9f463 100644
--- a/QuickLook/ViewWindowManager.cs
+++ b/QuickLook/ViewWindowManager.cs
@@ -107,15 +107,15 @@ namespace QuickLook
 
         public void SwitchPreview(string path = null)
         {
+            if (_viewerWindow.Visibility != Visibility.Visible)
+                return;
+
             if (string.IsNullOrEmpty(path))
                 path = NativeMethods.QuickLook.GetCurrentSelection();
 
             if (string.IsNullOrEmpty(path))
                 return;
 
-            if (_viewerWindow.Visibility != Visibility.Visible)
-                return;
-
             InvokePreview(path);
         }