Dhtmlxtreegrid editable

I am loading dhtmlxtreegrid through the XML. i want to add last column with in treegrid as edit icon, when user clicks on edit icon, editable cells should enable,and after user edits the cells and clicks on save icon which is in same row, it shd save in DB. Edit one row at a time. Any help is appriciated.

You will have to create your own custom exCell type.
Her you can find a tutorial:
docs.dhtmlx.com/doku.php?id=dhtm … l_creation