Session: Removed signals_mutex(), and made signals() return a copy not a reference

[pulseview.git] / pv / view / tracetreeitem.cpp

diff --git a/pv/view/tracetreeitem.cpp b/pv/view/tracetreeitem.cpp
index 1e09908b350c0aff7ba7547791c63e277ef337ce..89bf466788224bb2518abc2fb3f3c9370e11ce6c 100644 (file)
--- a/pv/view/tracetreeitem.cpp
+++ b/pv/view/tracetreeitem.cpp
@@ -122,6 +122,7 @@ int TraceTreeItem::get_visual_y() const
 
 void TraceTreeItem::drag_by(const QPoint &delta)
 {
+       assert(owner_);
        force_to_v_offset(drag_point_.y() + delta.y() -
                owner_->owner_visual_v_offset());
 }
@@ -131,9 +132,5 @@ QPoint TraceTreeItem::point(const QRect &rect) const
        return QPoint(rect.right(), get_visual_y());
 }
 
-void TraceTreeItem::hover_point_changed()
-{
-}
-
 } // namespace view
 } // namespace pv