Hello friends, i am doing my final project for my bachelor degree and still i ignore too much Qt. setpreferredapi (api)¶. Hello. Return a list of available Qt interfaces. availableapi ()¶. AnyQt. I have a programm with a QGraphicsView which shows a camera image. . how you can see, the image isn't fitting to. Definire gli slot. Set the preferred Qt API. AnyQt ¶. Presentation for HawkTalk Webinar, July Focuses on optimised Qt development using Xgxperf, and discusses available classes in Qt for. AnyQt. Sometimes, the interface locks and the image locks too. QGraphicsScene y QGraphicsView realizarán todas las transformaciones por usted. class Notepad: public QWidget { public: Notepad(); // like slots, to connect with signals void open(); void save(); void exit(); private. Is there any harm/downside to using slots 2 and 4 in a dual channel PC configuration even though it is not listed as an option in the user. public slots: void zoomIn() { scale(, ); QGraphicsView::render (), por. (QGraphicsView *pres); ~MainWindow(); void addPais(int id, QString nom, int x slots: // Botones accesibles desde afuera private slots: // Botones internos. visor = new GraphicsView(this); connect(visor, SIGNAL(mousePressed(int, int)), this, SLOT(slot_prara_manejar_raton(int, int))); Con esto.