X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fmarginwidget.hpp;h=7df6c02d3fbebbcdf8ca5db4222e5a53c41e9713;hp=9ff4276b0dd6dc173400d171d811624198381c49;hb=5a6a4ce3e32a250cd586f4755573ed3bed530d7b;hpb=2acdb232d6bb452cfdfaea3ef5218fb4da592329

diff --git a/pv/view/marginwidget.hpp b/pv/view/marginwidget.hpp
index 9ff4276b..7df6c02d 100644
--- a/pv/view/marginwidget.hpp
+++ b/pv/view/marginwidget.hpp
@@ -21,12 +21,16 @@
 #ifndef PULSEVIEW_PV_MARGINWIDGET_H
 #define PULSEVIEW_PV_MARGINWIDGET_H
 
+#include <memory>
+
+#include <QPoint>
 #include <QWidget>
 
 namespace pv {
 namespace view {
 
 class View;
+class ViewItem;
 
 class MarginWidget : public QWidget
 {
@@ -35,14 +39,51 @@ class MarginWidget : public QWidget
 public:
 	MarginWidget(pv::view::View &parent);
 
+	/**
+	 * The extended area that the margin widget would like to be sized to.
+	 * @remarks This area is the area specified by sizeHint, extended by
+	 * the area to overlap the viewport.
+	 */
+	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);
+
+	virtual void contextMenuEvent(QContextMenuEvent *event);
+
 public Q_SLOTS:
-	virtual void clear_selection();
+	void clear_selection();
 
 Q_SIGNALS:
 	void selection_changed();
 
 protected:
 	pv::view::View &view_;
+	QPoint mouse_point_;
+	QPoint mouse_down_point_;
+	std::shared_ptr<ViewItem> mouse_down_item_;
+	bool dragging_;
 };
 
 } // namespace view