The MCIWndCanSave macro determines if an MCI device can save data. You can use this macro or explicitly send the MCIWNDM_CAN_SAVE message.
BOOL MCIWndCanSave(
hwnd
);
Returns TRUE if the device supports saving data or FALSE otherwise.
Windows NT: Requires version 3.1 or later.
Windows: Requires Windows 95 or later.
Windows CE: Unsupported.
Header: Declared in vfw.h.
MCIWnd Window Class Overview, MCIWnd Macros, MCIWNDM_CAN_SAVE