--- a/src/mainwindow.h	Mon Mar 23 16:33:26 2015 +0100
+++ b/src/mainwindow.h	Mon Mar 23 16:34:42 2015 +0100
@@ -18,6 +18,8 @@
 class QDragLeaveEvent;
 class QDragMoveEvent;
 class QDragEnterEvent;
+class MetaDataView;
+class PNGPlayer;
 
 class MainWindow : public QMainWindow
 {
@@ -36,12 +38,12 @@
     /** @brief Restores the last window state */
     void readSettings();
 
-    /* The drag drop actions */
+    /* The drag drop actions
     void dragEnterEvent(QDragEnterEvent *event);
     void dragMoveEvent(QDragMoveEvent *event);
     void dragLeaveEvent(QDragLeaveEvent *event);
     void dropEvent(QDropEvent *event);
-
+ */
 public slots:
     /** @brief set an absolute folder to read a metadata.csv from. */
     void setFolder(const QString &folder);
@@ -53,6 +55,7 @@
 private:
     QSettings mSettings;
 
-    bool mHasValidFolder;
     QString mCurFolder;
+    MetaDataView *mDataView;
+    PNGPlayer *mPlayer;
 };