Type Alias GdkSeatGrabPrepareFunc 

pub type GdkSeatGrabPrepareFunc = Option<unsafe extern "C" fn(*mut GdkSeat, *mut GdkWindow, gpointer)>;

Aliased Type

pub enum GdkSeatGrabPrepareFunc {
    None,
    Some(unsafe extern "C" fn(*mut GdkSeat, *mut GdkWindow, *mut c_void)),
}

Variants

None

No value.

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

Some value of type T.