call method

Implementation

NSCollectionLayoutSection? call(
  DartNSInteger arg0,
  NSCollectionLayoutEnvironment arg1,
) =>
    ref.pointer.ref.invoke
            .cast<
              ffi.NativeFunction<
                ffi.Pointer<objc.ObjCObject> Function(
                  ffi.Pointer<objc.ObjCBlockImpl> block,
                  NSInteger arg0,
                  ffi.Pointer<objc.ObjCObject> arg1,
                )
              >
            >()
            .asFunction<
              ffi.Pointer<objc.ObjCObject> Function(
                ffi.Pointer<objc.ObjCBlockImpl>,
                int,
                ffi.Pointer<objc.ObjCObject>,
              )
            >()(ref.pointer, arg0, arg1.ref.pointer)
            .address ==
        0
    ? null
    : NSCollectionLayoutSection.castFromPointer(
        ref.pointer.ref.invoke
            .cast<
              ffi.NativeFunction<
                ffi.Pointer<objc.ObjCObject> Function(
                  ffi.Pointer<objc.ObjCBlockImpl> block,
                  NSInteger arg0,
                  ffi.Pointer<objc.ObjCObject> arg1,
                )
              >
            >()
            .asFunction<
              ffi.Pointer<objc.ObjCObject> Function(
                ffi.Pointer<objc.ObjCBlockImpl>,
                int,
                ffi.Pointer<objc.ObjCObject>,
              )
            >()(ref.pointer, arg0, arg1.ref.pointer),
        retain: true,
        release: true,
      );