libedit: Add appropriate view menu subitems

This synchronizes the view menu options in libedit with the options in
eeschema.

Fixes: lp:1815789
* https://bugs.launchpad.net/kicad/+bug/1815789

eeschema/libedit/menubar_libedit.cpp

@@ -218,6 +218,26 @@ void LIB_EDIT_FRAME::ReCreateMenuBar()
                  _( "Grid Settings..." ), wxEmptyString,
                  KiBitmap( grid_xpm ) );
 
+    // Units submenu
+    wxMenu* unitsSubMenu = new wxMenu;
+    AddMenuItem( unitsSubMenu, ID_TB_OPTIONS_SELECT_UNIT_INCH,
+                 _( "&Imperial" ), _( "Use imperial units" ),
+                 KiBitmap( unit_inch_xpm ), wxITEM_RADIO );
+
+    AddMenuItem( unitsSubMenu, ID_TB_OPTIONS_SELECT_UNIT_MM,
+                 _( "&Metric" ), _( "Use metric units" ),
+                 KiBitmap( unit_mm_xpm ), wxITEM_RADIO );
+
+    AddMenuItem( viewMenu, unitsSubMenu,
+                 -1, _( "&Units" ),
+                 _( "Select which units are displayed" ),
+                 KiBitmap( unit_mm_xpm ) );
+
+    AddMenuItem( viewMenu, ID_TB_OPTIONS_SELECT_CURSOR,
+                 _( "Full &Window Crosshair" ),
+                 _( "Change cursor shape" ),
+                 KiBitmap( cursor_shape_xpm ), wxITEM_CHECK );
+
     // Separator
     viewMenu->AppendSeparator();