Add keyboard actions to PictureViewer2

Never, ever forget: QVariant() casts to a valid int! Again, this was a
tough one, but maybe I shouldn't drink and program.
PictureViewer2 reacts to Escape and Space. Escape hides it and stops the
slide timer, Space activates the slide timer.

1 files changed, 7 insertions, 1 deletions

diff --git a/pictureviewer2.h b/pictureviewer2.h
index 6126930..e18fc18 100644
--- a/pictureviewer2.h
+++ b/pictureviewer2.h
@@ -27,6 +27,7 @@ typedef QList<QList<QVariant> > PicDataList;
 class PictureViewer2 : public QGraphicsView {
     Q_OBJECT
     public:
+        enum AssocActions { SlideAction, HideAction };
         explicit PictureViewer2(QWidget *parent = 0);
         void addFiles(const PicDataList &files, bool clear = true);
         void setFile(const PicData &file);
@@ -35,14 +36,17 @@ class PictureViewer2 : public QGraphicsView {
     public slots:
         void next();
         void previous();
-        void slide();
+        void slide(bool);
         void readSettings();
         void writeSettings();
         void shuffle();
+        void initActions();
 
     protected:
         virtual void wheelEvent(QWheelEvent *event);
         virtual void contextMenuEvent(QContextMenuEvent *e);
+        virtual void keyPressEvent(QKeyEvent *e);
+        virtual void hideEvent(QHideEvent *);
 
     private slots:
         void showFile(const PicData &data);
@@ -63,6 +67,8 @@ class PictureViewer2 : public QGraphicsView {
         bool mUseGradient;
         QColor mBgColor;
         QPointF mInfoPos;
+        QAction *mSlideA;
+        QAction *mHideA;
 };
 
 class PictureViewer2FileinfoItem : public QGraphicsItem {