[Pkg-mozext-commits] [tabmixplus] 60/123: When all tabs are pinned _getScrollableElements return empty array and tabs[0] is undefined

[David Prévot]

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taffit pushed a commit to branch master
in repository tabmixplus.

commit 1143636bf2ade6fc642b473d1314b25857f797c6
Author: onemen <tabmix.onemen at gmail.com>
Date:   Mon Sep 1 10:30:28 2014 +0300

    When all tabs are pinned _getScrollableElements return empty array and tabs[0] is undefined
---
 chrome/content/tab/scrollbox.xml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/chrome/content/tab/scrollbox.xml b/chrome/content/tab/scrollbox.xml
index 1c1f940..a9968e6 100644
--- a/chrome/content/tab/scrollbox.xml
+++ b/chrome/content/tab/scrollbox.xml
@@ -363,6 +363,8 @@
           var tabBar = document.getBindingParent(this);
           tabBar.adjustNewtabButtonvisibility();
           let tabs = this._getScrollableElements();
+          if (!tabs.length)
+            return;
           let isFirstTabVisible = this.isElementVisible(tabs[0]);
           let isLastTabVisible = this.isElementVisible(tabs[tabs.length-1]);
           if (!isFirstTabVisible || !isLastTabVisible) {

-- 
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