From 77d859b096362a71306125d590156921e4f0a10d Mon Sep 17 00:00:00 2001
From: Ryan Seys <rsmseys@gmail.com>
Date: Tue, 30 Oct 2012 18:59:58 -0400
Subject: Save layout only suggested when layout changes. Closes #3

---
 templates/project/assets/javascripts/application.coffee     |  1 +
 .../project/assets/javascripts/dashing.gridster.coffee      | 13 +++++++++----
 2 files changed, 10 insertions(+), 4 deletions(-)

(limited to 'templates/project')

diff --git a/templates/project/assets/javascripts/application.coffee b/templates/project/assets/javascripts/application.coffee
index be030e1..a1cbf3f 100644
--- a/templates/project/assets/javascripts/application.coffee
+++ b/templates/project/assets/javascripts/application.coffee
@@ -22,3 +22,4 @@ Dashing.on 'ready', ->
       avoid_overlapped_widgets: !Dashing.customGridsterLayout
       draggable:
         stop: Dashing.showGridsterInstructions
+        start: -> Dashing.currentWidgetPositions = Dashing.getWidgetPositions()
diff --git a/templates/project/assets/javascripts/dashing.gridster.coffee b/templates/project/assets/javascripts/dashing.gridster.coffee
index 0f6f9a1..e25c561 100644
--- a/templates/project/assets/javascripts/dashing.gridster.coffee
+++ b/templates/project/assets/javascripts/dashing.gridster.coffee
@@ -13,20 +13,25 @@ Dashing.gridsterLayout = (positions) ->
     $(widget).attr('data-row', positions[index].row)
     $(widget).attr('data-col', positions[index].col)
 
+Dashing.getWidgetPositions = ->
+  $(".gridster ul:first").gridster().data('gridster').serialize()
+
 Dashing.showGridsterInstructions = ->
-    data = $(".gridster ul:first").gridster().data('gridster').serialize()
+  newWidgetPositions = Dashing.getWidgetPositions()
+
+  unless JSON.stringify(newWidgetPositions) == JSON.stringify(Dashing.currentWidgetPositions)
+    Dashing.currentWidgetPositions = newWidgetPositions
     $('#save-gridster').slideDown()
     $('#gridster-code').text("
       <script type='text/javascript'>\n
       $(function() {\n
-      \ \ Dashing.gridsterLayout('#{JSON.stringify(data)}')\n
+      \ \ Dashing.gridsterLayout('#{JSON.stringify(Dashing.currentWidgetPositions)}')\n
       });\n
       </script>
     ")
 
-
 $ ->
   $('#save-gridster').leanModal()
 
   $('#save-gridster').click ->
-    $('#save-gridster').slideUp()
\ No newline at end of file
+    $('#save-gridster').slideUp()
-- 
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