IltmmDVDControl::get_CurrentButton

#include "ltmm.h"

C Syntax

HRESULT IltmmDVDControl_get_CurrentButton(pDVD, pVal)

C++ Syntax

HRESULT get_CurrentButton(pVal)

IltmmDVDControl *pDVD;

pointer to an interface

long *pVal;

pointer to a variable

Retrieves the currently selected button.

Parameter

Description

pDVD

Pointer to an IltmmDVDControl interface.

pVal

Pointer to a variable that is updated with the selected Button number. Possible values range from 1 to 36.

Returns

S_OK

The function ran successfully.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

Call IltmmDVDControl::get_ButtonsAvailable to retrieve the number of available buttons.

For more detailed information, refer to the Microsoft documentation for IDvdInfo2::GetCurrentButton.

Required DLLs and Libraries

LTMM

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64

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