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This method reads the program chain general information (PGC_GI) for the current program chain (PGC) and returns the navigation command of a specified type from the PGC command table (PGC_CMDT).
HRESULT GetNavCommand(ENavCmdAreaarea,UINT16commandN,DVD_NAV_CMD* pCmd);
Parameters
- area
[in] ENavCmdArea enumeration value specifying the type of command to retrieve. - commandN
[in] Specifies the command number in the PGC_CMDT. - pCmd
[out] Pointer to a DVD_NAV_CMD value based on area and commandN.
Return Values
If the method succeeds, it returns S_OK.
If this method fails, the return value may be the following error value.
| Error value | Description |
|---|---|
| E_NOINTERFACE | The method was unable to obtain and return an interface pointer. |
Requirements
OS Versions: Windows CE .NET 4.0 and later.
Header: Dvdata.h, Dvdata.idl.
Link Library: Ddvdids.lib.
See Also
IDVDProgramChain | IDVDProgramChain::GetNavCommandsCount
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