how can load items in "select" object (editor window) load external data by ajax call?
use a suitable editor event e.g. "open" or "opened" to do your proprietary ajax call. On "success" of that call set the Editor fields to the values you would like. Done.
It looks like you're new here. If you want to get involved, click one of these buttons!
DataTables designed and created by SpryMedia Ltd.
SpryMedia Ltd is registered in Scotland, company no. SC456502.