MACaptionAppearanceGetWindowOpacity

Function MACaptionAppearanceGetWindowOpacity 

Source
pub unsafe extern "C-unwind" fn MACaptionAppearanceGetWindowOpacity(
    domain: MACaptionAppearanceDomain,
    behavior: *mut MACaptionAppearanceBehavior,
) -> CGFloat
Available on crate feature MACaptionAppearance only.
Expand description

User preference for window opacity.

Parameter domain: Preference domain, see

 MACaptionAppearanceDomain

.

Parameter behavior: (see

 MACaptionAppearanceBehavior

)

Returns: User preference for window opacity.

ยงSafety

behavior must be a valid pointer or null.