3 files changed, 40 insertions, 3 deletions

diff --git a/dw/fltkui.cc b/dw/fltkui.cc
index 1cc502c8..686429ca 100644
--- a/dw/fltkui.cc
+++ b/dw/fltkui.cc
@@ -948,8 +948,7 @@ void FltkOptionMenuResource::enlargeMenu ()
    ((Fl_Choice *)widget)->menu(menu);
 }
 
-void FltkOptionMenuResource::addItem (const char *str,
-                                      bool enabled, bool selected)
+Fl_Menu_Item *FltkOptionMenuResource::newItem()
 {
    Fl_Menu_Item *item;
 
@@ -957,6 +956,16 @@ void FltkOptionMenuResource::addItem (const char *str,
       enlargeMenu();
 
    item = menu + itemsUsed - 1;
+   itemsUsed++;
+
+   return item;
+}
+   
+void FltkOptionMenuResource::addItem (const char *str,
+                                      bool enabled, bool selected)
+{
+   Fl_Menu_Item *item = newItem();
+
    item->text = strdup(str);
 
    if (enabled == false)
@@ -967,8 +976,27 @@ void FltkOptionMenuResource::addItem (const char *str,
    if (selected)
       ((Fl_Choice *)widget)->value(item);
 
-   itemsUsed++;
+   queueResize (true);
+}
 
+void FltkOptionMenuResource::pushGroup (const char *name, bool enabled)
+{
+   Fl_Menu_Item *item = newItem();
+
+   item->text = strdup(name);
+
+   if (enabled == false)
+      item->flags = FL_MENU_INACTIVE;
+
+   item->flags |= FL_SUBMENU;
+
+   queueResize (true);
+}
+
+void FltkOptionMenuResource::popGroup ()
+{
+   /* Item with NULL text field closes the submenu */
+   newItem();
    queueResize (true);
 }
 
diff --git a/dw/fltkui.hh b/dw/fltkui.hh
index 24875161..cc5f5bc0 100644
--- a/dw/fltkui.hh
+++ b/dw/fltkui.hh
@@ -467,6 +467,8 @@ protected:
    lout::container::typed::Vector <Item> *items;
    virtual bool setSelectedItems() { return false; }
    virtual void addItem (const char *str, bool enabled, bool selected) = 0;
+   virtual void pushGroup (const char *name, bool enabled) = 0;
+   virtual void popGroup () = 0;
 public:
    FltkSelectionResource (FltkPlatform *platform);
    ~FltkSelectionResource ();
@@ -486,6 +488,7 @@ protected:
 private:
    static void widgetCallback (Fl_Widget *widget, void *data);
    void enlargeMenu();
+   Fl_Menu_Item *newItem();
    Fl_Menu_Item *menu;
    int itemsAllocated, itemsUsed;
 public:
@@ -493,6 +496,8 @@ public:
    ~FltkOptionMenuResource ();
 
    void addItem (const char *str, bool enabled, bool selected);
+   void pushGroup (const char *name, bool enabled);
+   void popGroup ();
 
    void sizeRequest (core::Requisition *requisition);
    bool isSelected (int index);
@@ -519,6 +524,8 @@ public:
    ~FltkListResource ();
 
    void addItem (const char *str, bool enabled, bool selected);
+   void pushGroup (const char *name, bool enabled) {};
+   void popGroup () {};
 
    void sizeRequest (core::Requisition *requisition);
    bool isSelected (int index);
diff --git a/dw/ui.hh b/dw/ui.hh
index 23c1c0a4..0873217f 100644
--- a/dw/ui.hh
+++ b/dw/ui.hh
@@ -421,6 +421,8 @@ class SelectionResource: public Resource
 {
 public:
    virtual void addItem (const char *str, bool enabled, bool selected) = 0;
+   virtual void pushGroup (const char *name, bool enabled) = 0;
+   virtual void popGroup () = 0;
 
    virtual int getNumberOfItems () = 0;
    virtual bool isSelected (int index) = 0;