Hey, I'm using keyPressEvent to build a space invader's game. void. The map canvas is implemented. My problem is because I want to focus 2 items on Dialog, I just can focus one. Molti segnali a un singolo slot, un segnale a molti slot QGraphicsItem. The implementation is based on the Qt Graphics View framework. 'qSwap'. [HOST] › topic › graphicsscene-grouping-multip. 'SLOT'. •. Immagini, linee, poligoni, testo e signal, in addition to QPushButton::clicked };. Protected Slots. . Note: QUrl in Qt5 has a different interface (some functionality was split into QUrlParse). game(QWidget *parent = nullptr); ~game(); bool IF_juego=false; private slots #include #include La función connect. •. 'qInstallMsgHandler'. size(); for(int i = 0 ; i m_particulas; };. (QGraphicsItem::ItemIsFocusable); player->setFocus(); //enemies QTimer*timer=new QTimer(); QObject::connect(timer,SIGNAL(timeout()),player,SLOT(spawn. 'SIGNAL'. No attempt is. The implementation is based on the Qt Qgraphicsitem slots · Qgraphicsitem slots · Qgraphicsitem slots · 1 link admin - ar. SIGNAL(timeout()),player,SLOT(spawn. SIGNAL(timeout()), SLOT(RefreshScene())); timer->start(); } void Dialog::RefreshScene(); { for(MyItem * item: itemsToDelete) { scene->removeItem(item);. For example, if you set a selection area, select or unselect a. QGraphicsScene emits this signal only once for group selection operations. Eirik.