FIELD DEPEND ON PREVIOUS FIELD

Hello Every one , Good afternoon

It is Possible editable is True or false depending on previous field.

like i have two field PF APPLICABLE (Boolean) AND PF AMOUNT(Decimal).
in this case i have known when PF APPLICABLE is checked true than user input In PF AMOUNT editable TRUE.User can input amount and at that time PF AMOUNT FIELD WILL BE EDITABLE TRUE.
if false than PF AMOUNT editable FALSE. User cant input amount and at that time PF AMOUNT FIELD WILL BE EDITABLE FALSE.



PLEASE HELP ME..