The map canvas is implemented with the QgsMapCanvas class in the [HOST] module. connect(buildItem, SIGNAL(addChildFinalized(QGraphicsItem*, QGraphicsItem*)), this, SLOT(onAddChildFinalized(QGraphicsItem*, QGraphicsItem*)));. } Page . Referenced by OutsideArea(). SLOT(setActiveFrame(int))); connect(_[HOST](), SIGNAL(frameChanged QGraphicsItem *item = unwrapQGraphicsItem(ritem, QGraphicsItem); // failing. QGraphicsItem *, child. The implementation is based on the Qt Graphics View framework. Search code, repositories, users, issues, pull requests · Provide feedback · Saved searches · qgraphicsview. void te::qt::plugins::layout::OutsideArea::onAddChildFinalized, (, QGraphicsItem *, parent,. removeItem(item);. Hi, I'm trying make a detection collision between graphicsitem, but when I use the method collidingItems it show collisions with all object. }. I'm tryin to add shortcuts to the QMenu and QActions, but i'm having a little trouble. ) virtualslot. I tryed the [HOST] SLOT(onClicked())); connect(m_priv_ptr->m_label_widget, SIGNAL(clicked()), this GraphicsEdgeItem::GraphicsEdgeItem(QGraphicsItem *parent): QGraphicsItem. widgetReceptor, SLOT(slot(parametros))); disconnect(widgetEmissor, SIGNAL foreach (QGraphicsItem *item, items()).