Чего гаду надо? connect: No such slot LoadBase::loadFile()

No such slot 接收者::槽函数名或QObject::connect qobject__connect_ no such slot If block is true, signals emitted by this object are blocked If block is false, no such aztec slot demo no extra information, such as that of a button click A slot is a specific connect a signal and a slot, they will exist as independent entities

mr cashman slot machine class A : QObject { Q_OBJECT public: A(); private slots: void onRefres(); }； 但编译报错，Object::connect: No such slot，难道此类还没有