Help Version 19.0.2017.10.27
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#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. |
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. |
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. |
Win32, x64
For a C example, refer to IltmmDVDControl::GetButtonAtPosition Example for C.
For a C++ example, refer to IltmmDVDControl::GetButtonAtPosition Example for C++.
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