1 #ifndef BALL_CONCEPT_PREFERENCESOBJECT_H 2 #define BALL_CONCEPT_PREFERENCESOBJECT_H 4 #ifndef BALL_DATATYPE_STRING_H 8 #include <QtCore/QObject> 37 virtual bool getValue(
String&)
const = 0;
40 virtual bool setValue(
const String&) = 0;
44 #endif // BALL_CONCEPT_PREFERENCESOBJECT_H
virtual ~PreferencesObject()