setContextMenu method Null safety

Future<void> setContextMenu(
  1. ContextMenu? contextMenu
)

Sets or updates the WebView context menu to be used next time it will appear.

Implementation

Future<void> setContextMenu(ContextMenu? contextMenu) async {
  Map<String, dynamic> args = <String, dynamic>{};
  args.putIfAbsent("contextMenu", () => contextMenu?.toMap());
  await _channel.invokeMethod('setContextMenu', args);
  _inAppBrowser?.contextMenu = contextMenu;
}