Can't use onDismiss() when using custom dialogs - Android

Question

I\'m working on a little program, and I need to add a custom dialog that passes some info to the calling acitivity when it closes. I extended the dialog class, and when I try to

Answer 1

To add dialog inside CustomDialog class:

public class MessageBoxDialog extends Dialog implements DialogInterface.OnDismissListener
{
    @Override
    protected void onCreate(Bundle savedInstanceState) {
         ...
         setOnDismissListener(this);
         ...
    }

    @Override
    public void onDismiss(DialogInterface dialogInterface) {

    }
}