Ref T442, getColumns from view/model

src/blackgui/models/listmodelbase.h

@@ -130,6 +130,9 @@ namespace BlackGui
             //! Convert to JSON string
             virtual QString toJsonString(QJsonDocument::JsonFormat format = QJsonDocument::Indented, bool selectedOnly = false) const = 0;
 
+            //! The columns
+            const CColumns &getColumns() const { return m_columns; }
+
         signals:
             //! Asynchronous update finished
             void asyncUpdateFinished();

src/blackgui/views/viewbase.h

@@ -49,7 +49,6 @@ class QModelIndex;
 class QPaintEvent;
 class QPoint;
 class QShowEvent;
-class QWidget;
 class QTabWidget;
 
 namespace BlackMisc { class CWorker; }
@@ -64,6 +63,11 @@ namespace BlackGui
         class CFontMenu;
     }
 
+    namespace Models
+    {
+        class CColumns;
+    }
+
     namespace Filters
     {
         class CFilterDialog;
@@ -604,6 +608,9 @@ namespace BlackGui
             //! Model
             const ModelClass *derivedModel() const { return m_model; }
 
+            //! The columns
+            const Models::CColumns &getColumns() const { return this->derivedModel()->getColumns(); }
+
             //! Update whole container
             //! \return int size after update
             int updateContainer(const ContainerType &container, bool sort = true, bool resize = true);