Right mouse down and release problem

[Gintaras]

If you use lef+ and lef-, maybe then don't need to eat?
Simplest macro, with right click trigger, without filter function, with 'eat' unchecked and 'when released' unchecked:
Macro Macro1996
Trigger #R 0x9     

Code:

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out 1
wait 0 MR
out 2

This code does not allow to do something between button down and up. Please give a code example what the macro would do. And is it necessary to eat user-generated mouse events?