Change an editable-text value in Allegro CL
I'm trying to change the value of an Editable-Text control in Allegro CL (version 8.0.1) by clicking a Default-Button. I've read about (setf value) but haven't found any examples. The function I have ttached to the on-click event is the following (defun form1-default-button-2-on-click (dialog widget) (declare (ignorable dia...