Merge remote-tracking branch 'upstream/master' into merge-glitch

1 files changed, 16 insertions, 15 deletions

diff --git a/app/javascript/flavours/glitch/features/ui/index.js b/app/javascript/flavours/glitch/features/ui/index.js
index 2366226ac..9b0ff2426 100644
--- a/app/javascript/flavours/glitch/features/ui/index.js
+++ b/app/javascript/flavours/glitch/features/ui/index.js
@@ -366,21 +366,6 @@ class UI extends React.Component {
   }
 
   componentWillMount () {
-    if (typeof document.hidden !== 'undefined') { // Opera 12.10 and Firefox 18 and later support
-      this.visibilityHiddenProp = 'hidden';
-      this.visibilityChange = 'visibilitychange';
-    } else if (typeof document.msHidden !== 'undefined') {
-      this.visibilityHiddenProp = 'msHidden';
-      this.visibilityChange = 'msvisibilitychange';
-    } else if (typeof document.webkitHidden !== 'undefined') {
-      this.visibilityHiddenProp = 'webkitHidden';
-      this.visibilityChange = 'webkitvisibilitychange';
-    }
-    if (this.visibilityChange !== undefined) {
-      document.addEventListener(this.visibilityChange, this.handleVisibilityChange, false);
-      this.handleVisibilityChange();
-    }
-
     window.addEventListener('beforeunload', this.handleBeforeUnload, false);
     document.addEventListener('dragenter', this.handleDragEnter, false);
     document.addEventListener('dragover', this.handleDragOver, false);
@@ -404,6 +389,22 @@ class UI extends React.Component {
     this.hotkeys.__mousetrap__.stopCallback = (e, element) => {
       return ['TEXTAREA', 'SELECT', 'INPUT'].includes(element.tagName) && !e.altKey;
     };
+
+    if (typeof document.hidden !== 'undefined') { // Opera 12.10 and Firefox 18 and later support
+      this.visibilityHiddenProp = 'hidden';
+      this.visibilityChange = 'visibilitychange';
+    } else if (typeof document.msHidden !== 'undefined') {
+      this.visibilityHiddenProp = 'msHidden';
+      this.visibilityChange = 'msvisibilitychange';
+    } else if (typeof document.webkitHidden !== 'undefined') {
+      this.visibilityHiddenProp = 'webkitHidden';
+      this.visibilityChange = 'webkitvisibilitychange';
+    }
+
+    if (this.visibilityChange !== undefined) {
+      document.addEventListener(this.visibilityChange, this.handleVisibilityChange, false);
+      this.handleVisibilityChange();
+    }
   }
 
   componentDidUpdate (prevProps) {