Prusa 2.7.2

src/slic3r/GUI/OptionsGroup.hpp

@@ -194,6 +194,7 @@ public:
 
     wxGridSizer*        get_grid_sizer() { return m_grid_sizer; }
 	const std::vector<Line>& get_lines() { return m_lines; }
+	Line*				get_last_line()  { return m_lines.empty() ? nullptr : &m_lines[m_lines.size()-1]; }
 	bool				is_legend_line();
 	// if we have to set the same control alignment for different option groups, 
     // we have to set same max contrtol width to all of them