getSize method
Get current size.
Implementation
Future<Size> getSize(String id) async {
final result = await sendForMap('getSize', windowId: id);
if (result == null) {
debugPrint('[FrameClient] getSize($id) returned null — using fallback');
return Size.zero;
}
return Size(
(result['width'] as num).toDouble(),
(result['height'] as num).toDouble(),
);
}