WIP: refactoring ongoing - starts looking good :)

src/lay/lay/layMainWindow.cc

@@ -4334,8 +4334,8 @@ public:
     menu_entries.push_back (lay::separator ("macros_group", at));
 
     at = "@toolbar.end";
-    menu_entries.push_back (lay::menu_item ("cm_prev_display_state", "prev_display_state", at, "-"));
-    menu_entries.push_back (lay::menu_item ("cm_next_display_state", "next_display_state", at, "-"));
+    menu_entries.push_back (lay::menu_item ("cm_prev_display_state", "prev_display_state", at, tl::to_string (QObject::tr ("Back(Shift+Tab)<:/back.png>"))));
+    menu_entries.push_back (lay::menu_item ("cm_next_display_state", "next_display_state", at, tl::to_string (QObject::tr ("Forward(Tab)<:/forward.png>"))));
     menu_entries.push_back (lay::separator ("toolbar_post_navigation_group", at));
   }
 };

src/laybasic/laybasic/layAbstractMenu.cc

@@ -1729,6 +1729,19 @@ AbstractMenu::group (const std::string &name) const
   return grp;
 }
 
+std::vector<lay::Action>
+AbstractMenu::group_actions (const std::string &name) const
+{
+  std::vector<std::string> grp = group (name);
+
+  std::vector<lay::Action> actions;
+  actions.reserve (grp.size ());
+  for (std::vector<std::string>::const_iterator g = grp.begin (); g != grp.end (); ++g) {
+    actions.push_back (action (*g));
+  }
+  return actions;
+}
+
 void
 AbstractMenu::collect_group (std::vector<std::string> &grp, const std::string &name, const AbstractMenuItem &item) const
 {

src/laybasic/laybasic/layAbstractMenu.h

@@ -771,6 +771,14 @@ public:
    */
   std::vector<std::string> group (const std::string &name) const;
 
+  /**
+   *  @brief Get the group members as Action objects
+   *
+   *  @param group The group name
+   *  @param A vector of all members (as actions) of the group
+   */
+  std::vector<lay::Action> group_actions (const std::string &name) const;
+
   /**
    *  @brief Get the detached menu
    *

src/laybasic/laybasic/layLayoutView.cc

@@ -8115,8 +8115,8 @@ public:
     menu_entries.push_back (lay::separator ("redraw_group", at));
     menu_entries.push_back (lay::menu_item ("cm_redraw", "redraw", at, tl::to_string (QObject::tr ("Redraw"))));
     menu_entries.push_back (lay::separator ("state_group", at));
-    menu_entries.push_back (lay::menu_item ("cm_prev_display_state", "prev_display_state", at, tl::to_string (QObject::tr ("Back(Shift+Tab)<:/back.png>"))));
-    menu_entries.push_back (lay::menu_item ("cm_next_display_state", "next_display_state", at, tl::to_string (QObject::tr ("Forward(Tab)<:/forward.png>"))));
+    menu_entries.push_back (lay::menu_item_copy ("cm_prev_display_state", "prev_display_state", at, "@toolbar.prev_display_state"));
+    menu_entries.push_back (lay::menu_item_copy ("cm_next_display_state", "next_display_state", at, "@toolbar.next_display_state"));
 
     menu_entries.push_back (lay::separator ("select_group", at));
     menu_entries.push_back (lay::menu_item ("cm_select_cell", "select_cell:edit", at, tl::to_string (QObject::tr ("Select Cell"))));

src/laybasic/laybasic/layPlugin.cc

@@ -186,7 +186,11 @@ PluginDeclaration::init_menu (lay::Dispatcher *dispatcher)
 
   for (std::vector<lay::MenuEntry>::const_iterator m = menu_entries.begin (); m != menu_entries.end (); ++m) {
 
-    if (m->separator) {
+    if (! m->copy_from.empty ()) {
+
+      menu.insert_item (m->insert_pos, m->menu_name, menu.action (m->copy_from));
+
+    } else if (m->separator) {
 
       menu.insert_separator (m->insert_pos, m->menu_name);
 
@@ -520,6 +524,16 @@ MenuEntry menu_item (const std::string &symbol, const std::string &menu_name, co
   return e;
 }
 
+MenuEntry menu_item_copy (const std::string &symbol, const std::string &menu_name, const std::string &insert_pos, const std::string &copy_from)
+{
+  MenuEntry e;
+  e.symbol = symbol;
+  e.menu_name = menu_name;
+  e.insert_pos = insert_pos;
+  e.copy_from = copy_from;
+  return e;
+}
+
 MenuEntry submenu (const std::string &menu_name, const std::string &insert_pos, const std::string &title)
 {
   MenuEntry e;

src/laybasic/laybasic/layPlugin.h

@@ -108,6 +108,7 @@ struct LAYBASIC_PUBLIC MenuEntry
   std::string symbol;
   std::string insert_pos;
   std::string title;
+  std::string copy_from;
   std::string cname;
   std::string cvalue;
   std::string exclusive_group;
@@ -134,6 +135,16 @@ LAYBASIC_PUBLIC MenuEntry separator (const std::string &menu_name, const std::st
  */
 LAYBASIC_PUBLIC MenuEntry menu_item (const std::string &symbol, const std::string &menu_name, const std::string &insert_pos, const std::string &title);
 
+/**
+ *  @brief Creates a menu entry as a linked copy from another one
+ *
+ *  @param symbol The symbol to send when this menu item is selected
+ *  @param menu_name The name of the menu item (see layAbstractMenu.h)
+ *  @param insert_pos The position where to insert (see layAbstractMenu.h)
+ *  @param copy_from The path of the item where to copy from (must exist)
+ */
+LAYBASIC_PUBLIC MenuEntry menu_item_copy (const std::string &symbol, const std::string &menu_name, const std::string &insert_pos, const std::string &copy_from);
+
 /**
  *  @brief Creates a submenu entry
  *