The PBM_STEPIT message advances the current position for a progress bar by the step increment and redraws the bar to reflect the new position. An application sets the step increment by sending the PBM_SETSTEP message.
PBM_STEPIT
wParam = 0;
lParam = 0;
Return Values
Returns the previous position.
Remarks
When the position exceeds the maximum range value, this message resets the current position so that the progress indicator starts over again from the beginning.
See Also