Argox PT-10 Manuel d'utilisateur télécharger pdf (Page 8)

Audio Related Functions

Audio_GetVolume

This function queries the current volume setting.

DWORD Audio_GetVolume

{

LPDWORD lpdwVolume

}

Parameters

lpdwVolume

[out] The current volume setting.

Return Values

If function succeeds, the return value is

E_FUNC_SUCCEED. If function fails, the return value is

E_FUNC_ERROR.

Example

DWORD dwResult, dwVolume;

dwResult = Audio_GetVolume(&dwVolume);

if(dwResult != E_FUNC_SUCCEED)

AfxMessageBox(_T("Audio_GetVolume fail"));

else

{

CString strTemp;

strTemp.Format(_T("Volume: %d"),dwVolume);

AfxMessageBox(strTemp);

}

Requirements

OS Versions:

Windows CE 5.0 and later.

Header: sysapiax.h

Link Library: sysapiax.lib

Link DLL: sysapiax.dll

Device: PT60

Programming Manual 5

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