RowItemOwner: Replaced parent notification scheme

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

diff --git a/pv/view/tracegroup.h b/pv/view/tracegroup.h
index 21298dcb01e4d10f09423289a2a98f4ba0cb8ad7..218f42b11d3df54d548f1c3e4cf41f49d2bdf411 100644 (file)
--- a/pv/view/tracegroup.h
+++ b/pv/view/tracegroup.h
@@ -34,6 +34,8 @@ class TraceGroup : public RowItem, public RowItemOwner
 private:
        static const int Padding;
        static const int Width;
+       static const int LineThickness;
+       static const QColor LineColour;
 
 public:
        /**
@@ -66,6 +68,12 @@ public:
         */
        virtual const pv::view::View* view() const;
 
+       /**
+        * Computes the vertical extents of the contents of this row item.
+        * @return A pair containing the minimum and maximum y-values.
+        */
+       std::pair<int, int> v_extents() const;
+
        /**
         * Paints the signal label.
         * @param p the QPainter to paint into.
@@ -102,7 +110,13 @@ public:
         */
        int owner_v_offset() const;
 
-       void update_viewport();
+public:
+       void appearance_changed(bool label, bool content);
+
+       void extents_changed(bool horz, bool vert);
+
+private Q_SLOTS:
+       void on_ungroup();
 };
 
 } // view