IltmmDVDControl::GetButtonAtPosition

#include "ltmm.h"

C Syntax

HRESULT IltmmDVDControl_getButtonAtPosition(pDVD, x, y, pVal)

C++ Syntax

HRESULT GetButtonAtPosition(x, y, pVal)

IltmmDVDControl *pDVD;

pointer to an interface

long x;

x coordinate

long y;

y coordinate

long *pVal;

pointer to a variable

Retrieves the number of the button located at the specified coordinates within the display window.

Parameter

Description

pDVD

Pointer to an IltmmDVDControl interface.

x

The x-coordinate of the mouse pointer position.

y

The y-coordinate of the mouse pointer position.

pVal

Pointer to a variable that is updated with the number of the button at the specified position. 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

Note that the upper limit value of 36 for the pIndex parameter is the absolute maximum. Call IltmmDVDControl::get_ButtonsAvailable to get the actual upper limit value , For more detailed information, refer to the Microsoft documentation for IDvdInfo2::GetButtonAtPosition.

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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