How to add checkBox in Dialog and get value?

Dialog dialog = new Dialog(“New dialog with checkBox”);
NoYesId checkValue = NoYes::No;
DialogField dialogField = dialog.addFieldValue(extendedTypeStr(NoYesId), checkValue, “Check it”);
if (dialog.run())
{
checkValue = dialogField.value();
info(strfmt(“Value %1” , checkValue));
}