//Custom ProjectResources combobox
МОЕПРИЛОЖЕНИЕ.utils.DbrProjectRes = function(config) {
    config = config || {};
    Ext.applyIf(config,{
        
        name: 'project_id'
        ,hiddenName: 'project_id'
        ,displayField: 'pagetitle'
        ,valueField: 'id'
        ,fields: ['id','pagetitle']
        ,pageSize: 20
        ,url: МОЕПРИЛОЖЕНИЕ.config.connectorUrl
        ,baseParams: {
            action: 'mgr/МОЙКОМПОНЕНТ/getList'
            ,parent: '21948'     //передаем parent id для выборки потомков по этому родителю
        }
        ,typeAhead: true
        ,editable: true
        

    });
    МОЕПРИЛОЖЕНИЕ.utils.DbrProjectRes.superclass.constructor.call(this,config);
};
Ext.extend(МОЕПРИЛОЖЕНИЕ.utils.DbrProjectRes,MODx.combo.ComboBox);
Ext.reg('dbr-project-combo',МОЕПРИЛОЖЕНИЕ.utils.DbrProjectRes);

<?php
class DbrResourceCreateProcessor extends modObjectGetListProcessor {
   
    public $classKey = 'modResource';
    public $defaultSortField = 'id';
    public $defaultSortDirection = 'ASC';
    public $checkListPermission = true;
    public function prepareQueryBeforeCount(xPDOQuery $c) {
        $parent = $this->getProperty('parent');
        if (!empty($parent)) {
            $c->where(array('parent' => $parent));
        }
        return $c;
    }
}
return 'DbrResourceCreateProcessor';

{($total.cost | replace: ' ' : '') - $total.weight}

modObjectGetListProcessor

modResourceGetListProcessor

class modResourceMyGetListProcessor extends modResourceGetListProcessor

<?php
class DbrIdeatankReourceGetListProcessor extends modObjectGetListProcessor {
    public $languageTopics = array('debureaucratization:dbrideatank');
    public $classKey = 'ModReource';
    public $defaultSortField = 'id';
    public $defaultSortDirection = 'ASC';
    public $checkListPermission = true;
    public function prepareQueryBeforeCount(xPDOQuery $c) {
        $parent = $this->getProperty('parent');
        if (!empty($parent)) {
            $c->where(array('parent:IS' => $parent));
        }
        return $c;
    }
}
return 'DbrIdeatankResourceGetListProcessor';

,baseParams: {
            action: 'resource/getlist'
            ,parent: '21948'
        }

action: 'mgr/resource/getcategories'