The MCIWNDM_GETSTYLES message retrieves the flags specifying the current MCIWnd window styles used by a window. You can send this message explicitly or by using the MCIWndGetStyles macro.
MCIWNDM_GETSTYLES
wParam = 0;
lParam = 0;
Returns a value representing the current styles of the MCIWnd window. The return value is the bitwise OR operator of the MCIWnd window styles (MCIWNDF flags).
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 Messages, MCIWndGetStyles