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Retrieves the currently selected button.
#include "ltmm.h"
| Language | Syntax |
|---|---|
| C | HRESULT IltmmDVDControl_get_CurrentButton(pDVD, pVal) |
| C++ | HRESULT get_CurrentButton(pVal) |
Pointer to an IltmmDVDControl interface.
Pointer to a variable that is updated with the selected Button number. Possible values range from 1 to 36.
| Value | Meaning |
|---|---|
| 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.
Win32, x64.
| Language | Example |
|---|---|
| C | IltmmDVDControl::GetButtonAtPosition |
| C++ | IltmmDVDControl::GetButtonAtPosition |
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