MenuItem.ICallbackReferences CheckMenuItem.ICallbackCheckMenuItem.CallbackMenuItem.CallbackCheckMenuItem.CallbackRadioMenuItem.CallbackSubMenuItem.CallbackRadioMenuItem.ICallbackRadioMenuItem.CallbackSubMenuItem.ICallbackSubMenuItem.Callback public interface MenuItem.ICallback : Widget.ICallback Show allCallback interface for the MenuItem ObsoleteInherited MethodsOnClick#void OnClick(MenuItem widget, EventArgs e)Raises the click event.Parameters:widget (MenuItem)e (EventArgs)https://github.com/picoe/Eto/blob/fc8395dc3630c1ea5e1b1e8cb900e9cfb80c800e/src/Eto/Forms/Menu/MenuItem.cs:285OnValidate#void OnValidate(MenuItem widget, EventArgs e)Raises the validate event.Parameters:widget (MenuItem)e (EventArgs)https://github.com/picoe/Eto/blob/fc8395dc3630c1ea5e1b1e8cb900e9cfb80c800e/src/Eto/Forms/Menu/MenuItem.cs:290