From 4a7f27356afb7814698c3804615f8c8d6b224f8f Mon Sep 17 00:00:00 2001
From: Hyunje Alex Jun <me@noraesae.net>
Date: Wed, 11 Mar 2015 22:02:38 +0900
Subject: [PATCH] Change the way to re-attach rails when they're detached.

Instead of destroying and re-initialising the plugin, just re-append
them.
---
 src/js/plugin/update-geometry.js |  7 +++++++
 src/js/plugin/update.js          | 21 ++++++---------------
 2 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/src/js/plugin/update-geometry.js b/src/js/plugin/update-geometry.js
index 86e6fcc..1548c17 100644
--- a/src/js/plugin/update-geometry.js
+++ b/src/js/plugin/update-geometry.js
@@ -60,6 +60,13 @@ module.exports = function (element) {
   i.contentWidth = element.scrollWidth;
   i.contentHeight = element.scrollHeight;
 
+  if (!element.contains(i.scrollbarXRail)) {
+    d.appendTo(i.scrollbarXRail, element);
+  }
+  if (!element.contains(i.scrollbarYRail)) {
+    d.appendTo(i.scrollbarYRail, element);
+  }
+
   if (!i.settings.suppressScrollX && i.containerWidth + i.settings.scrollXMarginOffset < i.contentWidth) {
     i.scrollbarXActive = true;
     i.railXWidth = i.containerWidth - i.railXMarginWidth;
diff --git a/src/js/plugin/update.js b/src/js/plugin/update.js
index 0e09994..308a9df 100644
--- a/src/js/plugin/update.js
+++ b/src/js/plugin/update.js
@@ -4,27 +4,18 @@
 'use strict';
 
 var d = require('../lib/dom')
-  , destroy = require('./destroy')
-  , initialize = require('./initialize')
   , instances = require('./instances')
   , updateGeometry = require('./update-geometry');
 
 module.exports = function (element) {
   var i = instances.get(element);
 
-  if (!i.scrollbarXRail || !element.contains(i.scrollbarXRail) ||
-      !i.scrollbarYRail || !element.contains(i.scrollbarYRail)) {
-    // If there's something wrong in the plugin, re-initialise.
-    destroy(element);
-    initialize(element);
-  } else {
-    // Hide scrollbars not to affect scrollWidth and scrollHeight
-    d.css(i.scrollbarXRail, 'display', 'none');
-    d.css(i.scrollbarYRail, 'display', 'none');
+  // Hide scrollbars not to affect scrollWidth and scrollHeight
+  d.css(i.scrollbarXRail, 'display', 'none');
+  d.css(i.scrollbarYRail, 'display', 'none');
 
-    updateGeometry(element);
+  updateGeometry(element);
 
-    d.css(i.scrollbarXRail, 'display', 'block');
-    d.css(i.scrollbarYRail, 'display', 'block');
-  }
+  d.css(i.scrollbarXRail, 'display', 'block');
+  d.css(i.scrollbarYRail, 'display', 'block');
 };