RowItem: Derrive from std::enable_shared_from_this

[pulseview.git] / pv / view / rowitem.h

diff --git a/pv/view/rowitem.h b/pv/view/rowitem.h
index 161e828917aec9ea8acb98ad8550898fd252c7c8..2133db878188ba906f17619d2d8a1c06fb250f06 100644 (file)
--- a/pv/view/rowitem.h
+++ b/pv/view/rowitem.h
@@ -21,6 +21,8 @@
 #ifndef PULSEVIEW_PV_VIEW_HEADERITEM_H
 #define PULSEVIEW_PV_VIEW_HEADERITEM_H
 
+#include <memory>
+
 #include "selectableitem.h"
 
 namespace pv {
@@ -28,7 +30,8 @@ namespace view {
 
 class RowItemOwner;
 
-class RowItem : public SelectableItem
+class RowItem : public SelectableItem,
+       public std::enable_shared_from_this<pv::view::RowItem>
 {
        Q_OBJECT
 
@@ -69,6 +72,11 @@ public:
         */
        int get_y() const;
 
+       /**
+        * Gets the drag point of the row item.
+        */
+       QPoint point() const;
+
        /**
         * Paints the background layer of the trace with a QPainter
         * @param p the QPainter to paint into.