IBM i, Programming

DSPF function keys in fully free RPGLE

Picking up user keyboard interactions in RPG is easy But as usual there are many ways of doing it. Three main techniques are (1) Assign a numeric value to the function keys Probably the most common is to assign an indicator value to a function so that CMD01 sets on *IN01, CMD02 sets on *IN02 …

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IBM i, Programming, RPG

DSPF Function Keys and the Hex AID Byte from the INFDS

THE AID BYTE IS A SINGLE CHARACTER FIELD THAT CONTAINS A HEX CODE THAT WILL TELL YOU EXACTLY WHAT THE USER PRESSED ON THE SCREEN – IE: ENTER OR PF3 OR PF12 OR ‘WHATEVER’ The File Information Data Structure is has all kinds of very cool information stored in it. It makes any programmers life …

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