Advantech DVP-7410 Specifikace stáhnout pdf (Strana 27)

Adv_DVPAPI_IsDriveAvailable

Syntax

HRESULT Adv_DVPAPI_IsDriveAvailable(

DRIVE_ID Drive,

LPBOOL lpAvailable)

Description

Retrieves the availability of a given system drive letter

Parameters

Drive

[in] DRIVE_ID of the drive to query availability.

lpAvailable

[out] Boolean specifying if drive is available or not.

Return Value

The returned HRESULT can take one of the following values:

E_INVALIDARG : lpAvailable argument is invalid.

S_OK : Success.

Adv_DVPAPI_GetPlayListCount

Syntax

HRESULT Adv_DVPAPI_GetPlayListCount(

LPWORD lpwItems)

Description

Retrieves the number of items (paths) contained in the

Navigator's Play List.

Parameters

lpwItems

[out] Pointer the number of items in the play list.

Return Value

E_FAIL: Failure.

S_OK: Success.

E_INVALIDARG: lpwItems argument is invalid.

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Advantech DVP-7410 Specifikace Strana 27