showModifyOnCanvas method
Implementation
Future<int?> showModifyOnCanvas(BuildContext context) async {
_dialogType = DialogType.modifyOnCanvas;
await showDialog(
context: context,
builder: (_) => this,
);
if (!mondifyOnCanvasCompleter.isCompleted) {
mondifyOnCanvasCompleter.complete(null);
}
return mondifyOnCanvasCompleter.future;
}