public function getCMSFields()
 {
     $fields = parent::getCMSFields();
     $fields->removeByName(array('Options'));
     // get a list of data lists to select from
     $allLists = DataObject::get('DynamicList');
     $options = array('Please create a DynamicList!' => '(No DynamicLists available)');
     if ($allLists) {
         /* @var $allLists DataObjectSet */
         $options = $allLists->map('Title', 'Title');
     }
     $fields->addFieldToTab('Root.Main', DropdownField::create('ListTitle', _t('EditableDataListField.DYNAMICLIST_TITLE', 'List Title'), $options));
     return $fields;
 }
 public function getCMSFields()
 {
     $fields = parent::getCMSFields();
     // select another form field that has the titles of the lists to use for this list when displayed
     // The assumption being made here is that each entry in the source list has a corresponding dynamic list
     // defined for it, which we use later on.
     $options = array();
     if ($this->Parent()) {
         $sourceList = $this->Parent()->Fields();
         if ($sourceList) {
             $options = $sourceList->map('Name', 'Title');
         }
     }
     $fields->addFieldToTab('Root.Main', DropdownField::create('SourceList', _t('EditableDependentDynamicListField.SOURCE_LIST_TITLE', 'Source List'), $options));
     return $fields;
 }