MM_MIXM_CONTROL_CHANGE (Windows CE 5.0)
This 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.
MM_MIXM_CONTROL_CHANGEwParam = (WPARAM) hMixerlParam = (LPARAM) dwControlID
Parameters
hMixer
Handle of the mixer device (HMIXER) that sent the 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.
Return Values
None.
Remarks
An application must open a mixer device and specify a callback window to receive the MM_MIXM_CONTROL_CHANGE message.
Requirements
OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
Header: Mmsystem.h.
See Also
mixerGetLineControls | MIXERCONTROL | Hardware Audio Mixer Messages
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