MM_MIXM_CONTROL_CHANGE

	Overview

	Group

	Quick Info

The MM_MIXM_CONTROL_CHANGE message is sent by a mixer device to notify an application that the state of a control associated with an audio line has changed. The application should refresh its display and cached values for the specified control.

wParam = (WPARAM) hMixer

lParam = (LPARAM) dwControlID

Parameters
hMixer

Handle of the mixer device (HMIXER) that sent the notification message.

dwControlID
Control identifier for the mixer control that has changed state. This identifier is the same as the dwControlID member of the MIXERCONTROL structure returned by the mixerGetLineControls function.

Remarks
An application must open a mixer device and specify a callback window to receive the MM_MIXM_CONTROL_CHANGE message.

See Also
mixerGetLineControls, MIXERCONTROL

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