From 53ab33240615c4f942ec4b349e36df5527e28cea Mon Sep 17 00:00:00 2001
From: Nicolas Stepien <stepien.nicolas@gmail.com>
Date: Sat, 30 Mar 2013 21:37:37 +0100
Subject: [PATCH] Improve performances when expanding all images and they were
 already loaded.

---
 src/features.coffee | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/features.coffee b/src/features.coffee
index f25408ea8..33075054a 100644
--- a/src/features.coffee
+++ b/src/features.coffee
@@ -3272,12 +3272,13 @@ ImageExpand =
     return unless $.hasClass thumb, 'expanding' # contracted before the image loaded
     prev = post.nodes.root.getBoundingClientRect()
     post.file.isExpanded = true
-    $.addClass post.nodes.root, 'expanded-image'
-    $.rmClass  post.file.thumb, 'expanding'
-    return unless prev.top + prev.height <= 0
-    root = if $.engine is 'webkit' then d.body else doc
-    curr = post.nodes.root.getBoundingClientRect()
-    root.scrollTop += curr.height - prev.height + curr.top - prev.top
+    $.queueTask ->
+      $.addClass post.nodes.root, 'expanded-image'
+      $.rmClass  post.file.thumb, 'expanding'
+      return unless prev.top + prev.height <= 0
+      root = if $.engine is 'webkit' then d.body else doc
+      curr = post.nodes.root.getBoundingClientRect()
+      root.scrollTop += curr.height - prev.height + curr.top - prev.top
 
   error: ->
     post = Get.postFromNode @