Type Alias Dart_NativeMessageHandler 

pub type Dart_NativeMessageHandler = Option<unsafe extern "C" fn(dest_port_id: Dart_Port, message: *mut Dart_CObject)>;

Aliased Type

pub enum Dart_NativeMessageHandler {
    None,
    Some(unsafe extern "C" fn(i64, *mut _Dart_CObject)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(i64, *mut _Dart_CObject))

Some value of type T.