connect(_mainWin, SIGNAL(connectToCore(const QVariantMap &)), this, SIGNAL(connectToCore(const QVariantMap &)));
connect(_mainWin, SIGNAL(disconnectFromCore()), this, SIGNAL(disconnectFromCore()));
connect(_mainWin, SIGNAL(connectToCore(const QVariantMap &)), this, SIGNAL(connectToCore(const QVariantMap &)));
connect(_mainWin, SIGNAL(disconnectFromCore()), this, SIGNAL(disconnectFromCore()));