Bind PROC-PRESS and PROC-RELEASE to be invoked on a multi-modifier key event. MODKEY1 and MODKEY2 are the two modifiers that, when pressed at the same time, will invoke PROC-PRESS. When either is released, PROC-RELEASE is invoked.
Module: (app scwm modifier-key-bindings)
Defined in scheme/modifier-key-bindings.scm at line 23 (CVS log)