MarginWidget: Added pure-virtual get_mouse_over_item

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

diff --git a/pv/view/marginwidget.hpp b/pv/view/marginwidget.hpp
index 5b6631af724f3177e5c643bda1f0674e0ad5ccad..b8bcdd77744f2e7676cdbb3a25d1eff9e321c852 100644 (file)
--- a/pv/view/marginwidget.hpp
+++ b/pv/view/marginwidget.hpp
@@ -47,12 +47,29 @@ public:
        virtual QSize extended_size_hint() const = 0;
 
 protected:
+       /**
+        * Gets the items in the margin widget.
+        */
+       virtual std::vector< std::shared_ptr<pv::view::ViewItem> > items() = 0;
+
+       /**
+        * Gets the first view item which has a label that contains @c pt .
+        * @param pt the point to search with.
+        * @return the view item that has been found, or and empty
+        *   @c shared_ptr if no item was found.
+        */
+       virtual std::shared_ptr<pv::view::ViewItem> get_mouse_over_item(
+               const QPoint &pt) = 0;
+
        /**
         * Shows the popup of a the specified @c ViewItem .
         * @param item The item to show the popup for.
         */
        void show_popup(const std::shared_ptr<ViewItem> &item);
 
+private:
+       void leaveEvent(QEvent *event);
+
 public Q_SLOTS:
        virtual void clear_selection();
 
@@ -63,6 +80,7 @@ protected:
        pv::view::View &view_;
        QPoint mouse_point_;
        QPoint mouse_down_point_;
+       std::shared_ptr<ViewItem> mouse_down_item_;
        bool dragging_;
 };