ChoiceCheckBoxDialog<T>  constructor 
      const
      ChoiceCheckBoxDialog<T> (
    
    
- Key? key,
- Widget title,
- Widget? content,
- List<DialogChoice< choices,T> >
- List<DialogAction< actions,T> >
Implementation
const ChoiceCheckBoxDialog(Key? key, Widget title, Widget? content,
    List<DialogChoice<T>> choices, List<DialogAction<T>> actions)
    : super(key, title, content, choices, actions);