调用WindowsAPI播放声音:
procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
sndplaysound('',snd_async);
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
sndplaysound('C:\Windows\Media\Windows 错误.wav',snd_async);
end;
end.