CheckMenuItem.CallbackMenuItem.Callback protected class CheckMenuItem.Callback : MenuItem.Callback, CheckMenuItem.ICallback Show allCallback implementation for the CheckMenuItem. ObsoleteInherited MethodsOnCheckedChanged#public void OnCheckedChanged(CheckMenuItem widget, EventArgs e)Raises the checked changed event.Parameters:widget (CheckMenuItem)e (EventArgs)Implements: OnCheckedChangedhttps://github.com/picoe/Eto/blob/fc8395dc3630c1ea5e1b1e8cb900e9cfb80c800e/src/Eto/Forms/Menu/CheckMenuItem.cs:121OnClickpublic void OnClick(MenuItem widget, EventArgs e)Raises the click event.inherited fromMenuItem.CallbackParameters:widget (MenuItem)e (EventArgs)Implements: OnClickhttps://github.com/picoe/Eto/blob/fc8395dc3630c1ea5e1b1e8cb900e9cfb80c800e/src/Eto/Forms/Menu/MenuItem.cs:301OnValidatepublic void OnValidate(MenuItem widget, EventArgs e)Raises the validate event.inherited fromMenuItem.CallbackParameters:widget (MenuItem)e (EventArgs)Implements: OnValidatehttps://github.com/picoe/Eto/blob/fc8395dc3630c1ea5e1b1e8cb900e9cfb80c800e/src/Eto/Forms/Menu/MenuItem.cs:310