title: Set Value to ComboBoxItem smartgwt
body: <p>In drop down I get like this. find image attached. Actually in coulmn of "Name" field both 'Name' and 'Description' are displaying as comma(,) separated.</p>
  
  <pre><code>final ComboBoxItem comboBoxItem = new ComboBoxItem("attributeTypeId","Attr. Type");
  ListGridField nameField = new ListGridField("name", "Name");
  ListGridField descField = new ListGridField("description","Description");
  descField.setShowHover(true);
  comboBoxItem.setPickListFields(nameField, descField);
  comboBoxItem.setPickListWidth(200);
  comboBoxItem.setFilterLocally(true);
  comboBoxItem.setColSpan(2);
  comboBoxItem.setAddUnknownValues(false);
  comboBoxItem.setValueField(FieldNames.ID_FIELD);
  comboBoxItem.setDisplayField(FieldNames.NAME_FIELD);
  comboBoxItem.setAutoFetchData(true);
  
   OptionListDataSource attrTypeds = OptionListDataSource.getInstance(FieldNames.ATTRIBUTE_TYPE_FIELD);
   attrTypeds.fetchData(null, new DSCallback() {
   @Override 
   public void execute(final DSResponse response, final Object rawData, final DSRequest request) { 
  
   Record[] recList = response.getData();
   LinkedHashMap&lt;String, String[]&gt; dataLinkMap = new inkedHashMap&lt;String,String[]&gt;(); //LinkedHashMap&lt;String,
  
   dataLinkMap.put("0", new String[]{"Select",""}); 
   for (Record record : recList) {
  
   String attrId = record.getAttribute(FieldNames.ID_FIELD); 
   String attrName = record.getAttribute(FieldNames.NAME_FIELD); 
   String attrDesc = record.getAttribute(FieldNames.DESCRIPTION_FIELD);
  
   dataLinkMap.put(attrId, new String[]{attrName,attrDesc});
   }
    comboBoxItem.setValueMap(dataLinkMap);
    } 
    });
  </code></pre>
  
  <p><a href="http://i.stack.imgur.com/E8VOp.png" rel="nofollow">Screen Shot</a></p>