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MCIWndStep
The MCIWndStep macro moves the current position in the content forward or backward by a
specified increment. You can use this macro or explicitly send the MCI_STEP command.
LONG MCIWndStep(
Parameters
hwnd
Handle of the MCIWnd window.
n
Step value. Negative values step the device through the content in reverse.
The units for the step value depend on the current time format.
Return Values
Returns zero if successful or an error otherwise.
See Also
MCI_STEP
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