Implement PicturesWidget

Create a tab to show the archived pictures. It's far from complete, but
it already does:
* show pictures
* hover
* delete pictures from archive

1 files changed, 4 insertions, 0 deletions

diff --git a/mappingtreewidget.h b/mappingtreewidget.h
index 8cb1cce..734d943 100644
--- a/mappingtreewidget.h
+++ b/mappingtreewidget.h
@@ -39,6 +39,10 @@ class MappingTreeWidget : public QWidget {
     private slots:
         void typeChanged(QString type);
         void editChild();
+        void selectionChanged();
+
+    signals:
+        void mappingChanged(int);
 
     private:
         const QModelIndex selected() const;