From a1a02ef6d327f2de7ffc7db57a7907465761b407 Mon Sep 17 00:00:00 2001
From: Kate Arzamastseva <pshns@ukr.net>
Date: Wed, 3 Aug 2011 19:10:16 +0300
Subject: issue #43 diff slider

---
 lib/scripts/media.js | 49 +++++++++++++++++++++----------------------------
 1 file changed, 21 insertions(+), 28 deletions(-)

(limited to 'lib/scripts')

diff --git a/lib/scripts/media.js b/lib/scripts/media.js
index e8c492f5f..f0c4c679c 100644
--- a/lib/scripts/media.js
+++ b/lib/scripts/media.js
@@ -560,8 +560,8 @@ var dw_mediamanager = {
             params,
             function (data) {
                 $content.html(data);
-                dw_mediamanager.opacity_slider();
                 dw_mediamanager.portions_slider();
+                dw_mediamanager.opacity_slider();
             },
             'html'
         );
@@ -574,6 +574,7 @@ var dw_mediamanager = {
      */
     opacity_slider: function () {
         var $slider = jQuery( "#mediamanager__opacity_slider" );
+        if (!$slider.length) return;
         $slider.slider();
         $slider.slider("option", "min", 0);
         $slider.slider("option", "max", 0.999);
@@ -590,39 +591,31 @@ var dw_mediamanager = {
      * @author Kate Arzamastseva <pshns@ukr.net>
      */
     portions_slider: function () {
+        var $image1 = jQuery('#mediamanager__diff_portions_image1 img');
         var $image2 = jQuery('#mediamanager__diff_portions_image2 img');
-        if ($image2) {
-            $image2 = jQuery($image2[0]);
+        if (!$image1.length || !$image2.length) return;
 
-            $image2.parent().css({
-                width: '100%'
-            });
+        var $div = jQuery("#mediamanager__diff_layout");
+        if (!$div.length) return;
 
-            $image2.css({
-                width: '100%',
-                height: 'auto'
-            });
+        if ($image1.width() < $div.width()) {
+            $div.width($image1.width());
+        }
 
-            $image2.css({
-                width: $image2.width() + 'px',
-                height: $image2.height() + 'px'
-            });
+        $image2.parent().width('50%');
+        $image2.width($image1.width());
 
-            var $div = jQuery("#mediamanager__diff_layout");
-            if ($image2.width() < $div.width()) {
-                $div.width($image2.width());
-            }
+        var $slider = jQuery("#mediamanager__portions_slider");
+        if (!$slider.length) return;
+        $slider.slider();
+        $slider.slider("option", "min", 0);
+        $slider.slider("option", "max", 100);
+        $slider.slider("option", "step", 1);
+        $slider.slider("option", "value", 50);
+        $slider.bind("slide", function(event, ui) {
+            jQuery('#mediamanager__diff_portions_image2').css({ width: $slider.slider("option", "value")+'%'});
+        });
 
-            var $slider = jQuery("#mediamanager__portions_slider");
-            $slider.slider();
-            $slider.slider("option", "min", 0);
-            $slider.slider("option", "max", 100);
-            $slider.slider("option", "step", 1);
-            $slider.slider("option", "value", 50);
-            $slider.bind("slide", function(event, ui) {
-                jQuery('#mediamanager__diff_portions_image2').css({ width: $slider.slider("option", "value")+'%'});
-            });
-        }
     },
 
     prepare_content: function ($content) {
-- 
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