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component.h

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00001 /*  Inti: Integrated Foundation Classes
00002  *  Copyright (C) 2002-2003 The Inti Development Team.
00003  *
00004  *  This program is free software; you can redistribute it and/or modify
00005  *  it under the terms of the GNU General Public License as published by
00006  *  the Free Software Foundation; either version 2 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  This program is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU Library General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU Library General Public License
00015  *  along with this program; if not, write to the Free Software
00016  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017  */
00018 
00023 
00024 #ifndef INTI_ATK_COMPONENT_H
00025 #define INTI_ATK_COMPONENT_H
00026 
00027 #ifndef INTI_G_TYPE_H
00028 #include <inti/glib/type.h>
00029 #endif
00030 
00031 #ifndef INTI_ATK_UTIL_H
00032 #include <inti/atk/util.h>
00033 #endif
00034 
00035 #ifndef __ATK_COMPONENT_H__
00036 #include <atk/atkcomponent.h>
00037 #endif
00038 
00039 namespace Inti {
00040 
00041 namespace Atk {
00042 
00043 class ComponentIface;
00044 class Object;
00045 
00057 
00058 class Component : public virtual G::TypeInterface
00059 {
00060         friend class ComponentIface;
00061 
00062 protected:
00065 
00066         virtual ~Component() = 0;
00068         
00070 //  Override these do_ methods when you want to change the default behaviour of the AtkComponent.
00071 
00072         virtual unsigned int do_add_focus_handler(AtkFocusHandler handler);
00073 
00074         virtual bool do_contains(int x, int y, AtkCoordType coord_type);
00075 
00076         virtual AtkObject* do_ref_accessible_at_point(int x, int y, AtkCoordType coord_type);
00077 
00078         virtual void do_get_extents(int *x, int *y, int *width, int *height, AtkCoordType coord_type);
00079 
00080         virtual void do_get_position(int *x, int *y, AtkCoordType coord_type);
00081 
00082         virtual void do_get_size(int *width, int *height);
00083 
00084         virtual bool do_grab_focus();
00085 
00086         virtual void do_remove_focus_handler(unsigned int handler_id);
00087 
00088         virtual bool do_set_extents(int  x, int y, int width, int height, AtkCoordType coord_type);
00089 
00090         virtual bool do_set_position(int  x, int y, AtkCoordType coord_type);
00091 
00092         virtual bool do_set_size(int width, int height);
00093 
00094         virtual AtkLayer do_get_layer();
00095 
00096         virtual int do_get_mdi_zorder();
00097 
00098 public:
00101 
00102         AtkComponent* atk_component() const { return (AtkComponent*)instance; }
00104 
00105         AtkComponentIface* atk_component_iface() const;
00107 
00108         operator AtkComponent* () const;
00110 
00111         Object* ref_accessible_at_point(int x, int y, CoordType coord_type) const;
00118 
00119         void get_extents(int *x, int *y, int *width, int *height, CoordType coord_type) const;
00127 
00128         void get_position(int *x, int *y, CoordType coord_type) const;
00135 
00136         void get_size(int *width, int *height) const;
00140 
00141         Layer get_layer() const;
00144 
00145         int get_mdi_zorder() const;
00151 
00155 
00156         unsigned int add_focus_handler(AtkFocusHandler handler);
00164 
00165         bool contains(int x, int y, CoordType coord_type) const;
00173 
00174         bool grab_focus();
00177 
00178         void remove_focus_handler(unsigned int handler_id);
00182 
00183         bool set_extents(int x, int y, int width, int height, CoordType coord_type);
00192 
00193         bool set_position(int x, int y, CoordType coord_type);
00200 
00201         bool set_size(int width, int height);
00206 
00208 };
00209 
00210 } // namespace Atk
00211 
00212 } // namespace Inti
00213 
00214 #endif // INTI_ATK_COMPONENT_H
00215 
00216 
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