ViewItem: Make drag_release virtual

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

diff --git a/pv/view/viewitem.hpp b/pv/view/viewitem.hpp
index ee77c4ae5610ef915578eac82de0e13e7ae95723..b408ec2f5fbcf5a740b65900003e4329b91a8499 100644 (file)
--- a/pv/view/viewitem.hpp
+++ b/pv/view/viewitem.hpp
@@ -39,6 +39,8 @@ class Popup;
 
 namespace view {
 
+class ViewItemOwner;
+
 class ViewItem : public QObject
 {
        Q_OBJECT
@@ -79,7 +81,7 @@ public:
        /**
         * Sets this item into the un-dragged state.
         */
-       void drag_release();
+       virtual void drag_release();
 
        /**
         * Drags the item to a delta relative to the drag point.
@@ -114,7 +116,7 @@ public:
         * @param rect the rectangle of the header area.
         * @param hover true if the label is being hovered over by the mouse.
         */
-       virtual void paint_label(QPainter &p, const QRect &rect, bool hover) = 0;
+       virtual void paint_label(QPainter &p, const QRect &rect, bool hover);
 
        /**
         * Paints the background layer of the item with a QPainter
@@ -149,7 +151,7 @@ public:
 public:
        virtual QMenu* create_context_menu(QWidget *parent);
 
-       virtual pv::widgets::Popup* create_popup(QWidget *parent) = 0;
+       virtual pv::widgets::Popup* create_popup(QWidget *parent);
 
        virtual void delete_pressed();