import 'package:flutter_web_ui/ui.dart' as ui;
 ui.platformViewRegistry.registerViewFactory(
        'maphtml',
            (int viewId) => IFrameElement()
          ..allowFullscreen=true
          ..height = '360'
          ..src = 'https://github.com/zengfr?'+_params
          ..style.border = 'none');