◄Contents► ◄Index► ◄Back► ──────────────────────────────────────────────────────────────────────────── WOM_OPEN This message is sent by a waveform output driver to a to a client application when a waveform output device is opened. Parameters DWORD dwParam1 Not used. DWORD dwParam2 Not used. Return value There is no return value. -♦-