The function gesture-spec-modifiers
returns an integer representing the modifiers in the Gesture Spec object gspec.
The value mods contains some (or none) of the constants gesture-spec-accelerator-bit, gesture-spec-control-bit, gesture-spec-meta-bit, gesture-spec-hyper-bit, gesture-spec-shift-bit and gesture-spec-super-bit, combined as if by logior
.
gesture-spec-accelerator-bit
gesture-spec-control-bit
gesture-spec-data
gesture-spec-meta-bit
gesture-spec-hyper-bit
gesture-spec-shift-bit
gesture-spec-super-bit
make-gesture-spec
LispWorks User Guide and Reference Manual - 13 Feb 2015