Shift

Value that indicates which of the ALT, CTRL, and SHIFT keys are down when the button specified in the Button parameter generated the event. Possible values are:

Value

Meaning

1

SHIFT key

2.

CTRL key

3

CTRL/SHIFT keys

4

ALT key

5

ALT/SHIFT keys

6

CTRL/ALT keys

7

CTRL/ALT/SHIFT keys