simpleimageview.h

   1 #ifndef SIMPLEIMAGEVIEW_H
   2 #define SIMPLEIMAGEVIEW_H
   3
   4 #include <QGraphicsView>
   5
   6 class SimpleImageView : public QGraphicsView
   7 {
   8     Q_OBJECT
   9 public:
  10     explicit SimpleImageView(QWidget *parent = 0);
  11
  12     bool setSource(const QString &path);
  13
  14 private:
  15     QImage m_img;
  16     QAction *m_back;
  17
  18 signals:
  19     void viewFinished();
  20     void fileInfo(const QString &info);
  21
  22 public slots:
  23     void back();
  24
  25
  26     // QWidget interface
  27 protected:
  28     void paintEvent(QPaintEvent *);
  29     void keyPressEvent(QKeyEvent *event);
  30     void contextMenuEvent(QContextMenuEvent *event);
  31 };
  32
  33 #endif // SIMPLEIMAGEVIEW_H