Defer widget rebuild to just before they are rendered

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

diff --git a/source/container.h b/source/container.h
index f68d81fcee59c85afbfa1f0ed74d4c59a7cff6a7..a80cc4e214551cda4348ee10a2986024b030684c 100644 (file)
--- a/source/container.h
+++ b/source/container.h
@@ -34,6 +34,7 @@ protected:
                void grab_pointer();
                void ungrab_pointer();
                void request_animation(const Time::TimeDelta &);
+               void rebuild_needed();
        };
 
        std::list<Child *> children;
@@ -42,7 +43,9 @@ protected:
        Widget *pointer_focus;
        bool pointer_grabbed;
        Widget *input_focus;
+       Widget *saved_input_focus;
        Widget *touch_focus;
+       bool children_rebuild_needed;
 
        Container();
 public:
@@ -62,7 +65,7 @@ public:
        void raise(Widget &);
 
 protected:
-       void set_pointer_focus(Widget *);
+       void set_pointer_focus(Widget *, bool = false);
        void set_input_focus(Widget *);
 public:
        Widget *get_input_focus() const { return input_focus; }
@@ -71,6 +74,9 @@ public:
 private:
        void check_animation_interval();
 
+protected:
+       virtual void rebuild_hierarchy();
+
 public:
        virtual void button_press(int, int, unsigned);
        virtual void button_release(int, int, unsigned);
@@ -85,6 +91,7 @@ public:
        virtual bool key_press(unsigned, unsigned);
        virtual bool key_release(unsigned, unsigned);
        virtual bool character(wchar_t);
+       virtual void focus_in();
        virtual void focus_out();
        virtual bool navigate(Navigation);
        virtual void animate(const Time::TimeDelta &);
@@ -92,6 +99,7 @@ protected:
        virtual void on_reparent();
        virtual void on_child_added(Widget &) { }
        virtual void on_child_removed(Widget &) { }
+       virtual void on_input_focus_changed(Widget *);
 };
 
 } // namespace GLtk