20 #ifndef __COMMON_REGISTRY_H    21 #define __COMMON_REGISTRY_H    61     typedef QHash<QString, QObject *> Interfaces;
    62     Interfaces mInterfaces;
    69     void interfaceDestroyed(
QObject * obj = 0);
 Common registry for interfaces. 
 
virtual bool registerInterface(QString const &name, QObject *obj)
Registers an interface. 
 
virtual QObject * queryInterface(QString const &name) const 
Returns the interface by its name. 
 
iRegistry interface implementation. 
 
Common registry for interfaces.