Add a mechanism to make ViewItem classes immovable.

[pulseview.git] / pv / view / viewitem.hpp

diff --git a/pv/view/viewitem.hpp b/pv/view/viewitem.hpp
index 648be84e64384a6fa382a503ee28f0892a480619..16b34cb0dc59fb880eed69e92a314ec10a00ce53 100644 (file)
--- a/pv/view/viewitem.hpp
+++ b/pv/view/viewitem.hpp
@@ -68,6 +68,11 @@ public:
         */
        virtual void select(bool select = true);
 
+       /**
+         Returns true if the item may be dragged/moved.
+        */
+       virtual bool is_draggable() const;
+
        /**
         * Returns true if the item is being dragged.
         */