Good question.
I must work and this. For the moment I don't know how to do it.
Look on the way the Joomla component are doing, and tutorials...
If you want to check this and propose something, it will be integrated.
Every help is recognized to the measure of the work with account extensions. I did it many times.
Today I have implemented new features. I am writing the version page... Surprise...
The batch stuff is really important, and in cook must be as open as possible.
It is really interresting...
Batch form :
I can tell you also I will intent to create forms that applies on a group of items, or selectable.
Means, that every field have its tick box to activate to override or not.
JDom will handle "Enable option" > the checkbox
JForms will handle it automatic (sending param to JDom), when array is received in the cid[] URL of the FORM
To be continued.
Moded in "New functionalities"