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