UDM_GETRANGE  1JNGY6T 

The UDM_GETRANGE message retrieves the minimum and maximum positions (range) for an up-down control.

UDM_GETRANGE

wParam = 0;

lParam = 0;

Return Values

The return value is a 32-bit value that contains the minimum and maximum positions. The low-order word is the maximum position for the control, and the high-order word is the minimum position.