Improve list focus management

[libs/gltk.git] / source / list.h

diff --git a/source/list.h b/source/list.h
index 9805176f188da400610f35d17b68546ed6cd27ff..5a95b085ae64c9d22837fea608d65af988135578 100644 (file)
--- a/source/list.h
+++ b/source/list.h
@@ -130,6 +130,7 @@ private:
 
 public:
        sigc::signal<void, unsigned> signal_item_selected;
+       sigc::signal<void> signal_selection_cleared;
 
 private:
        ListData *data;
@@ -137,9 +138,11 @@ private:
        DataObserver *observer;
        ItemFactory *item_factory;
        int sel_index;
+       int focus_index;
        unsigned first;
        unsigned max_scroll;
        unsigned view_size;
+       bool ignore_slider_change;
 
        VSlider slider;
        std::vector<Item *> items;
@@ -188,14 +191,17 @@ private:
 
 public:
        virtual void button_press(int, int, unsigned);
+       virtual void focus_in();
+       virtual bool navigate(Navigation);
 private:
-       virtual void on_geometry_change();
-       virtual void on_style_change();
+       void set_focus_index(int);
 
-       void item_autosize_changed();
-       void reposition_items();
+       void item_autosize_changed(Item *);
+       unsigned last_to_first(unsigned) const;
        void check_view_range();
+       void scroll_to_focus();
        void slider_value_changed(double);
+       static void adjust_index(int &, int, int);
 };
 
 } // namespace GLtk