Type Alias gtk4_sys::GtkMenuButtonCreatePopupFunc

pub type GtkMenuButtonCreatePopupFunc = Option<unsafe extern "C" fn(_: *mut GtkMenuButton, _: gpointer)>;

Aliased Type

enum GtkMenuButtonCreatePopupFunc {
    None,
    Some(unsafe extern "C" fn(_: *mut GtkMenuButton, _: *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut GtkMenuButton, _: *mut c_void))

Some value of type T.