C++ (Qt)int result = 0;emit userQuestion(&result);switch (result){...}
while(retry==1){QFile::copy(copyFrom,copyTo);if(!QFile::exists(copyTo)) emit MessageBoxRetry(text,&retry);else break;}
inline bool QObjectPrivate::isSignalConnected(uint signal_index) const{ return signal_index >= sizeof(connectedSignals) * 8 || qt_signal_spy_callback_set.signal_begin_callback || qt_signal_spy_callback_set.signal_end_callback || (connectedSignals[signal_index >> 5] & (1 << (signal_index & 0x1f))); // в этой последней строке в файле qobject_p.h}