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   1  var ViewManager = {
   2      init: function()
   3      {
   4          if(!$('fields_enabled') || !$('fields_disabled'))
   5          {
   6              return;
   7          }
   8  
   9          if(!$('fields_js'))
  10          {
  11              return;
  12          }
  13  
  14          Sortable.create("fields_enabled", {dropOnEmpty: true, containment:["fields_enabled","fields_disabled"], constraint: false, onChange: ViewManager.buildFieldsList});
  15          Sortable.create("fields_disabled", {dropOnEmpty: true, containment:["fields_enabled","fields_disabled"], constraint: false, onChange: ViewManager.buildFieldsList});
  16      },
  17  
  18      buildFieldsList: function()
  19      {
  20          new_input = '';
  21          for(var i=0; i <= $('fields_enabled').childNodes.length; i++)
  22          {
  23              if($('fields_enabled').childNodes[i] && $('fields_enabled').childNodes[i].id)
  24              {
  25                  id = $('fields_enabled').childNodes[i].id.split("-");
  26                  
  27                  if(id[1])
  28                  {
  29                      if(new_input)
  30                      {
  31                          new_input += ",";
  32                      }
  33                      new_input += id[1];
  34                  }
  35              }
  36          }
  37          $('fields_js').value = new_input;
  38      }
  39  };
  40  
  41  Event.observe(window, 'load', ViewManager.init);