Show filename in PictureViewer

Create a GraphicsItem showing the filename at the top of the view. Also
put the filename in the window title.

1 files changed, 15 insertions, 1 deletions

diff --git a/pictureviewer2.h b/pictureviewer2.h
index 9610da1..a45c097 100644
--- a/pictureviewer2.h
+++ b/pictureviewer2.h
@@ -11,12 +11,14 @@
 #include <QGraphicsView>
 #include <QList>
 #include <QVariant>
+#include <QGraphicsItem>
 
 class QGraphicsScene;
 class QGraphicsPixmapItem;
 class QWheelEvent;
 class QContextMenuEvent;
 class QTimer;
+class PictureViewer2FilenameItem;
 
 typedef QList<QVariant> PicData;
 typedef QList<QList<QVariant> > PicDataList;
@@ -40,11 +42,12 @@ class PictureViewer2 : public QGraphicsView {
 
     private slots:
         void showFile(const PicData &file);
+        void constructFilenameItem(const QString &filename);
 
     private:
         void setupDialog();
         void setCurPalette(const QPixmap &pic);
-        void position();
+        QString constructWindowTitle() const;
         PicDataList mFiles;
         QGraphicsScene *mScene;
         QSize mMinimunSize;
@@ -52,6 +55,17 @@ class PictureViewer2 : public QGraphicsView {
         int mCurPos;
         QTimer *mSlideTimer;
         const QString mDefaultFile;
+        PictureViewer2FilenameItem *mFnItem;
+};
+
+class PictureViewer2FilenameItem : public QGraphicsItem {
+    public:
+        explicit PictureViewer2FilenameItem(const QString &fileName, QGraphicsItem *parent = 0);
+        QRectF boundingRect() const;
+        void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+
+    private:
+        QString mFilename;
 };
 
 #endif // PICTUREVIEWER2_H