Magento Custom module - how to add custom select box with parent categories -

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i wrote module have own menu bar, rather using categories menu bar.

so, here want show added menus while adding new menu in tab/form.php in custom menu module. how can show of existing menu names dropdown/options list on form. here code used have menu form.

 $form = new varien_data_form();       $this->setform($form);       $fieldset = $form->addfieldset('menu_form', array('legend'=>mage::helper('menu')->__('menu information')));    $note = "name of menu";   $fieldset->addfield('title', 'text', array(       'label'     => mage::helper('menu')->__('menu name'),       'class'     => 'required-entry',       'required'  => true,       'note'      => $note,       'name'      => 'title',   ));     $note = "menu level";   $fieldset->addfield('level', 'select', array(       'label'     => mage::helper('menu')->__('menu level'),       'name'      => 'level',       'note'      => $note,       'values'    => array(           array(               'value'     => 1,               'label'     => mage::helper('menu')->__('level 1'),           ),            array(               'value'     => 2,               'label'     => mage::helper('menu')->__('level 2'),           ),       ),   ));    $model = mage::registry('menu');   $fieldset->addfield('parent', 'text', array(         'name' => 'conditions',         'label' => mage::helper('menu')->__('parent menu'),         'title' => mage::helper('menu')->__('parent menu'),         'required' => false,         'note'      => $note,   ))->setrule($model)->setrenderer(mage::getblocksingleton('rule/conditions'));   $fieldset->addfield('target', 'select', array(         'label'     => mage::helper('menu')->__('open in new window'),         'name'      => 'target',         'values'    => array(             array(                 'value'     => "_blank",                 'label'     => mage::helper('menu')->__('yes'),             ),              array(                 'value'     => "_self",                 'label'     => mage::helper('menu')->__('no'),             ),         ),     ));      $fieldset->addfield('status', 'select', array(         'label'     => mage::helper('menu')->__('status'),         'name'      => 'status',         'values'    => array(           array(               'value'     => 1,               'label'     => mage::helper('menu')->__('enabled'),           ),            array(               'value'     => 2,               'label'     => mage::helper('menu')->__('disabled'),           ),         ),     ));     $note = "menu links page. baseurl(<b>".str_ireplace("index.php/","",mage::getbaseurl())."</b>) added dynamically, please add new page refrence alone";   $fieldset->addfield('menulink', 'text', array(       'label'     => mage::helper('menu')->__('url'),       'required'  => true,       'class'     => 'required-entry',       'note'      => $note,       'name'      => 'menulink',   ));     $fieldset->addfield('position', 'select', array(         'label'     => mage::helper('menu')->__('position'),         'name'      => 'position',         'values'    => array(           array(               'value'     => 1,               'label'     => mage::helper('menu')->__('top 1'),           ),            array(               'value'     => 2,               'label'     => mage::helper('menu')->__('top 2'),           ),         ),   ));      if ( mage::getsingleton('adminhtml/session')->getmenudata() )   {       $form->setvalues(mage::getsingleton('adminhtml/session')->getmenudata());       mage::getsingleton('adminhtml/session')->setmenudata(null);   } elseif ( mage::registry('menu_data') ) {       $form->setvalues(mage::registry('menu_data')->getdata());   }   return parent::_prepareform();

in want show added menus under parent menu option. should write in model class can have drop down list show them all, , after adding should added database.

please me, struggling here.

you can adding these lines.

it show added menus dropdown list can choose of them parent menu current item.

      $_menus = mage::getsingleton('menus/menus')->getcollection();        foreach($_menus $item)   {          if($item->getparent == null){             $_menuitems[] = array(                         'value'     => $item->getid(),                         'label'     => $item->gettitle(),                     );         }   }    $note = "choose parent menus item";   $fieldset->addfield('parent', 'select', array(         'name'      => 'parent',         'label'     => mage::helper('menus')->__('parent menu'),         'title'     => mage::helper('menus')->__('parent menu'),         'required'  => false,         'note'      => $note,         'class'     => 'hideit',         'values'    => $_menuitems,   ));

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