void showConnectDialog();
void connectToHost(QString url, int quality, int listen_port);
void disconnectFromHost();
void showConnectDialog();
void connectToHost(QString url, int quality, int listen_port);
void disconnectFromHost();
void updateScreenSpace();
void updateScreenSpaceDelayed();
void sendTab() { vnc_view->sendKey(Qt::Key_Tab); }
void updateScreenSpace();
void updateScreenSpaceDelayed();
void sendTab() { vnc_view->sendKey(Qt::Key_Tab); }