Type Alias Phidget_OnAttachCallback 

pub type Phidget_OnAttachCallback = Option<unsafe extern "C" fn(ch: PhidgetHandle, ctx: *mut c_void)>;

Aliased Type

pub enum Phidget_OnAttachCallback {
    None,
    Some(unsafe extern "C" fn(*mut _Phidget, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut _Phidget, *mut c_void))

Some value of type T.