qt5base-lts/examples/widgets/animation/stickman/graphicsview.cpp

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#include "graphicsview.h"
#include "stickman.h"

#include <QtGui/QKeyEvent>
#include <QtWidgets/QGraphicsScene>
#include <QtWidgets/QGraphicsView>

GraphicsView::GraphicsView(QWidget *parent) : QGraphicsView(parent), m_editor(0) {}

void GraphicsView::keyPressEvent(QKeyEvent *e)
{
    if (e->key() == Qt::Key_Escape)
        close();
    emit keyPressed(Qt::Key(e->key()));
}

void GraphicsView::resizeEvent(QResizeEvent *)
{
    fitInView(scene()->sceneRect());
}