The UDM_SETPOS message sets the current position for an up-down control.
UDM_SETPOS
wParam = 0;
lParam = (LPARAM) MAKELONG((short) nPos, 0);
Parameters
nPos
New position for the up-down control. This parameter must be in the range specified by the upper and lower limits for the control.
Return Values
The return value is the previous position.