Add Container class

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

diff --git a/source/panel.h b/source/panel.h
index e269ca21819748185e2574758b459f8c532fb4b5..b431a854cdcc284ad751fa45e926ea082e274962 100644 (file)
--- a/source/panel.h
+++ b/source/panel.h
@@ -1,14 +1,14 @@
 /* $Id$
 
 This file is part of libmspgltk
-Copyright © 2007  Mikko Rasa, Mikkosoft Productions
+Copyright © 2007-2009  Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
 
 #ifndef MSP_GLTK_PANEL_H_
 #define MSP_GLTK_PANEL_H_
 
-#include "widget.h"
+#include "container.h"
 
 namespace Msp {
 namespace GLtk {
@@ -18,7 +18,7 @@ Panels are containers for other widgets.  Panel styles should have a special
 part "children" to render the child widgets.  All properties of this part are
 ignored.
 */
-class Panel: public Widget
+class Panel: public Container
 {
 public:
        class Loader: public Widget::Loader
@@ -36,22 +36,28 @@ public:
        };
 
 private:
-       std::list<Widget *> children;
+       struct Child: public Container::Child
+       {
+               Child(Panel &, Widget *);
+               virtual ~Child();
+
+               void visibility_changed(bool);
+               void request_focus();
+               void grab_pointer();
+               void ungrab_pointer();
+               void raise();
+       };
+
        Widget *pointer_focus;
-       unsigned pointer_grab;
+       bool pointer_grabbed;
        Widget *input_focus;
 
        Panel(const Panel &);
        Panel &operator=(const Panel &);
 public:
        Panel(const Resources &);
-       ~Panel();
 
-       void add(Widget &);
-       void remove(Widget &);
-       const std::list<Widget *> &get_children() const { return children; }
        void raise(Widget &);
-       void set_focus(Widget &);
 
        virtual void button_press(int, int, unsigned);
        virtual void button_release(int, int, unsigned);
@@ -60,19 +66,13 @@ public:
        virtual void key_press(unsigned, unsigned, wchar_t);
        virtual void key_release(unsigned, unsigned);
        virtual void focus_out();
-
-       // These functions are not intended to be called from outside GLtk
-       void child_hidden(Widget &);
-       void grab_pointer(Widget &);
-       void ungrab_pointer(Widget &);
-       void grab_focus(Widget &);
 private:
        virtual const char *get_class() const { return "panel"; }
        virtual void render_special(const Part &) const;
+       virtual Child *create_child(Widget *);
 
-       void set_pointer_focus(Widget *, int);
+       void set_pointer_focus(Widget *);
        void set_input_focus(Widget *);
-       Widget *get_child_at(int, int);
 };
 
 } // namespace GLtk