CD Player Mute Button Borland C++ 4
Just wondering does anyone out there know whats wrong with this code. Im using the and any help would be greatly appreciated.
void __fastcall TNetworkCDPlayerApplication::MuteButtonClick(TObject *Sender)
{
MCI_SET_PARMS mciSetParms;
ZeroMemory(&mciSetParms, sizeof(MCI_SET_PARMS));
mciSetParms.dwAudio = MCI_SET_AUDIO_ALL;
mciSendCommand(m_DeviceID, MCI_SET, MCI_SET_OFF,
(DWORD)(LPVOID) &mciSetParms);
MuteButton->Visible = false;
UnmuteButton->Visible = true;
}
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