From a38f2f35ad9b8fe8c6c1180d87b4bf3db643c757 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julius=20H=C3=A4rtl?= <jus@bitgrid.net>
Date: Wed, 8 May 2019 12:28:22 +0200
Subject: Only call setViewerMode if FileList is available
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Signed-off-by: Julius Härtl <jus@bitgrid.net>
---
 js/previewplugin.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/js/previewplugin.js b/js/previewplugin.js
index 7d740f8..1ae1ad8 100644
--- a/js/previewplugin.js
+++ b/js/previewplugin.js
@@ -32,7 +32,9 @@
 				$('footer').removeClass('hidden');
 			}
 
-			FileList.setViewerMode(false);
+			if (typeof FileList !== 'undefined') {
+				FileList.setViewerMode(false);
+			}
 
 			// replace the controls with our own
 			$('#app-content #controls').removeClass('hidden');
-- 
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