MouGetNumButtons

This call returns the number of buttons supported on the installed mouse driver.

MouGetNumButtons

(NumberOfButtons, DeviceHandle)

NumberOfButtons (PUSHORT) - output

Address of the number of physical buttons. The return values for the number of buttons supported are:

Value

Definition
1
One mouse button
2
Two mouse buttons
3
Three mouse buttons.
DeviceHandle (HMOU) - input
Handle of the mouse device from a previous MouOpen.
rc (USHORT) - return
Return code descriptions are:

385

ERROR_MOUSE_NO_DEVICE
466
ERROR_MOU_DETACHED
501
ERROR_MOUSE_NO_CONSOLE
505
ERROR_MOU_EXTENDED_SG

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