@property<EOL><INDENT>def successful(self) -> bool:<DEDENT>
return self.return_code == <NUM_LIT:0><EOL>
Returns True, if the dialog execution was successful, i.e. KDialog or Zenity exited with a zero return value.
This includes:
- Command line parameters are correct
- Execution is otherwise successful (Can open X Display, load shared libraries, etc.)
- The user clicked on OK or otherwise 'accepted' the dialog.