msgbox.dart

final result = MessageBox(
    NULL,
    TEXT("This is one of those messages that nobody will ever read. They'll "
        "just click the default button, and about a millisecond later, "
        "they'll experience a pang of concern as they wonder whether Windows "
        "was giving them one last opportunity to perform a critical task "
        "before all their files were wiped.\n\nWhat even is the difference "
        "between Cancel, Try Again and Continue?"),
    TEXT('Critical system message'),
    MB_ICONEXCLAMATION | // Warning
        MB_CANCELTRYCONTINUE | // Action button
        MB_DEFBUTTON2 // Second button is the default
    );