source/panel.h

   1 /* $Id$
   2
   3 This file is part of libmspgltk
   4 Copyright © 2007-2011  Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #ifndef MSP_GLTK_PANEL_H_
   9 #define MSP_GLTK_PANEL_H_
  10
  11 #include "container.h"
  12
  13 namespace Msp {
  14 namespace GLtk {
  15
  16 /**
  17 Panels are containers for other widgets.  Panel styles should have a special
  18 part "children" to render the child widgets.  All properties of this part are
  19 ignored.
  20 */
  21 class Panel: public Container
  22 {
  23 public:
  24         class Loader: public Widget::Loader
  25         {
  26         private:
  27                 Panel &pnl;
  28                 std::map<std::string, Widget *> &wdg_map;
  29
  30         public:
  31                 Loader(Panel &, std::map<std::string, Widget *> &);
  32         private:
  33                 template<typename T>
  34                 void child(const std::string &);
  35                 void panel(const std::string &);
  36         };
  37
  38 protected:
  39         struct Child: public Container::Child
  40         {
  41                 Child(Panel &, Widget *);
  42                 virtual ~Child();
  43
  44                 void visibility_changed(bool);
  45                 void request_focus();
  46                 void grab_pointer();
  47                 void ungrab_pointer();
  48                 void raise();
  49         };
  50
  51         Widget *pointer_focus;
  52         bool pointer_grabbed;
  53         Widget *input_focus;
  54
  55         Panel(const Panel &);
  56         Panel &operator=(const Panel &);
  57 public:
  58         Panel();
  59
  60         virtual const char *get_class() const { return "panel"; }
  61
  62 protected:
  63         virtual Child *create_child(Widget *);
  64
  65 public:
  66         void raise(Widget &);
  67         Widget *get_input_focus() const { return input_focus; }
  68         Widget *get_final_input_focus() const;
  69
  70 protected:
  71         virtual void render_special(const Part &) const;
  72
  73 public:
  74         virtual void button_press(int, int, unsigned);
  75         virtual void button_release(int, int, unsigned);
  76         virtual void pointer_motion(int, int);
  77         virtual void pointer_leave();
  78         virtual void key_press(unsigned, unsigned, wchar_t);
  79         virtual void key_release(unsigned, unsigned);
  80         virtual void focus_out();
  81
  82 protected:
  83         void set_pointer_focus(Widget *);
  84         void set_input_focus(Widget *);
  85 };
  86
  87 } // namespace GLtk
  88 } // namespace Msp
  89
  90 #endif