From 42160335dcfe0705a9ecb70402891cf74795b8bf Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@spalge.com>
Date: Tue, 2 Feb 2016 07:31:14 +0100
Subject: [PATCH] Improve performance when scrolling with many tabs.

Closes #1278.
---
 CHANGELOG.asciidoc                      | 1 +
 qutebrowser/mainwindow/tabbedbrowser.py | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.asciidoc b/CHANGELOG.asciidoc
index 65459d256..bc13b56e7 100644
--- a/CHANGELOG.asciidoc
+++ b/CHANGELOG.asciidoc
@@ -33,6 +33,7 @@ Changed
 - Pasting multiple lines via `:paste` now opens each line in a new tab.
 - `:navigate increment/decrement` now preserves leading zeroes in URLs.
 - `general -> editor` can now also handle `{}` inside another argument (e.g. to open `vim` via `termite`)
+- Improved performance when scrolling with many tabs open.
 
 Fixed
 ~~~~~
diff --git a/qutebrowser/mainwindow/tabbedbrowser.py b/qutebrowser/mainwindow/tabbedbrowser.py
index bdf5f311b..ef79b3ad5 100644
--- a/qutebrowser/mainwindow/tabbedbrowser.py
+++ b/qutebrowser/mainwindow/tabbedbrowser.py
@@ -613,7 +613,7 @@ class TabbedBrowser(tabwidget.TabWidget):
     def on_scroll_pos_changed(self):
         """Update tab and window title when scroll position changed."""
         self.update_window_title()
-        self.update_tab_titles()
+        self.update_tab_title(self.currentIndex())
 
     def resizeEvent(self, e):
         """Extend resizeEvent of QWidget to emit a resized signal afterwards.