Type Alias playdate_sys::ffi::ScoresCallback
source · pub type ScoresCallback = Option<unsafe extern "C" fn(scores: *mut PDScoresList, errorMessage: *const c_char)>;
Aliased Type§
enum ScoresCallback {
None,
Some(unsafe extern "C" fn(_: *mut PDScoresList, _: *const i8)),
}
Variants§
None
No value.
Some(unsafe extern "C" fn(_: *mut PDScoresList, _: *const i8))
Some value of type T
.
Layout§
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...)
attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.
Size: 4 bytes
Size for each variant:
None
: 0 bytesSome
: 4 bytes