Header: Moved drag functionality into SelectableItem

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

diff --git a/pv/view/selectableitem.h b/pv/view/selectableitem.h
index a062fa04223627fe9ac8a211c1887b58aba7d86b..d815bc7007507a2bbdb2d58fc675221cd5918cb0 100644 (file)
--- a/pv/view/selectableitem.h
+++ b/pv/view/selectableitem.h
@@ -58,6 +58,31 @@ public:
         */
        void select(bool select = true);
 
+       /**
+        * Returns true if the item is being dragged.
+        */
+       bool dragging() const;
+
+       /**
+        * Retunrns the current drag point.
+        */
+       QPoint drag_point() const;
+
+       /**
+        * Sets this item into the dragged state.
+        */
+       void drag();
+
+       /**
+        * Sets this item into the un-dragged state.
+        */
+       void drag_release();
+
+       /**
+        * Get the drag point.
+        */
+       virtual QPoint point() const = 0;
+
 public:
        virtual QMenu* create_context_menu(QWidget *parent);
 
@@ -73,6 +98,7 @@ protected:
 
 private:
        bool _selected;
+       QPoint _drag_point;
 };
 
 } // namespace view