Syntax
#(proc,%checkbox.clicked,...)
%checkbox specifies a checkbox control. You can define this to be a proc which gets called when the checkbox is clicked.
Example
Def:Checkbox:example-panel.my-checkbox [*]My Checkbox[*] Def:Proc:example-panel.my-checkbox.clicked [*] #(def,example-panel.my-checkbox.label,I Was Clicked) [*]