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MIXERCONTROLDETAILS_BOOLEAN (Windows CE 5.0)

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This structure retrieves and sets Boolean control properties for an audio mixer control.

typedef struct{LONGfValue;}MIXERCONTROLDETAILS_BOOLEAN;

Members

  • fValue
    Boolean value for a single item or channel.

    This value is assumed to be zero for a FALSE state (such as off or disabled), and nonzero for a TRUE state (such as on or enabled).

Remarks

The following standard control types use this structure for retrieving and setting properties.

Meter controls:

MIXERCONTROL_CONTROLTYPE_BOOLEANMETER

Switch controls:

MIXERCONTROL_CONTROLTYPE_BOOLEAN
MIXERCONTROL_CONTROLTYPE_BUTTON
MIXERCONTROL_CONTROLTYPE_LOUDNESS
MIXERCONTROL_CONTROLTYPE_MONO
MIXERCONTROL_CONTROLTYPE_MUTE
MIXERCONTROL_CONTROLTYPE_ONOFF
MIXERCONTROL_CONTROLTYPE_STEREOENH

List controls:

MIXERCONTROL_CONTROLTYPE_MIXER
MIXERCONTROL_CONTROLTYPE_MULTIPLESELECT
MIXERCONTROL_CONTROLTYPE_MUX
MIXERCONTROL_CONTROLTYPE_SINGLESELECT

Requirements

OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
Header: Mmsystem.h.

See Also

Hardware Audio Mixer Structures

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