Displaying a QR code in the EditItemDialog containing the full data of the current item as a string.

views/itemdetailmapper.h

@@ -24,6 +24,7 @@ class ItemDetailMapper : public QWidget {
   void revert();
 
  signals:
+  void contentChanged(const QString text);
 
  private slots:
   void onCurrentIndexChanged(const QModelIndex& current, const QModelIndex& previous);
@@ -32,6 +33,7 @@ class ItemDetailMapper : public QWidget {
   void toPrevious();
   void toNext();
   void updateButtons(int row);
+  void emitContentChanged(const QModelIndex& currentIndex);
 
  private:
   /// *** members ***