You can implement your requirements in different ways. For example, inside of beforeShowForm event you can hide or show the.
To make the field editable or not, this is what I wound up coding after searching for an answer for a while (to disable editing on in-row edit, but allow it on 'Add') and not finding the answer I needed.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.