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display.h

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00001 /*  Inti: Integrated Foundation Classes
00002  *  Copyright (C) 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_GDK_DISPLAY_H
00025 #define INTI_GDK_DISPLAY_H
00026 
00027 #ifndef INTI_G_OBJECT_H
00028 #include <inti/glib/object.h>
00029 #endif
00030 
00031 #ifndef INTI_GDK_TYPES
00032 #include <inti/gdk/types.h>
00033 #endif
00034 
00035 #ifndef _CPP_VECTOR
00036 #include <vector>
00037 #endif
00038 
00039 namespace Inti {
00040 
00041 namespace Gdk {
00042 
00043 class Device;
00044 class DisplayClass;
00045 class Event;
00046 class Screen;
00047 class Window;
00048 
00061 
00062 class Display : public G::Object
00063 {
00064         friend class G::Object;
00065         friend class DisplayClass;
00066 
00067         Display(const Display&);
00068         Display& operator=(const Display&);
00069 
00070 protected:
00073 
00074         explicit Display(GdkDisplay *display, bool reference = true);
00081 
00085 
00086         virtual void on_closed(bool is_error);
00089 
00091 //  Signals
00092 
00093         typedef G::Signal1<void, bool> ClosedSignalType;
00094         typedef G::SignalProxy<TypeInstance, ClosedSignalType> ClosedSignalProxy;
00095         static const ClosedSignalType closed_signal;
00096 
00097 public:
00098         typedef Slot2<FilterReturn, GdkXEvent*, GdkEvent*> FilterSlot;
00112 
00115 
00116         virtual ~Display();
00118 
00120 
00121         static Display* get_default();
00124 
00125         static Display* open(const String& display_name);
00129 
00132 
00133         GdkDisplay* gdk_display() const { return (GdkDisplay*)instance; }
00135 
00136         GdkDisplayClass* gdk_display_class() const;
00138 
00139         operator GdkDisplay* () const;
00141 
00142         String get_name() const;
00145 
00146         int get_n_screens() const;
00149 
00150         Screen* get_screen(int screen_num) const;
00154 
00155         Screen* get_default_screen() const;
00158 
00159         bool pointer_is_grabbed() const;
00162 
00163         bool list_devices(std::vector<Device*>& devices) const;
00169 
00170         Device* get_core_pointer() const;
00173         
00174         void get_pointer(Screen **screen, int *x, int *y, ModifierType *mask = 0) const;
00180 
00181         void get_pointer(Screen **screen, Point *point, ModifierType *mask = 0) const;
00186         
00187         Point get_pointer(Screen **screen = 0, ModifierType *mask = 0) const;
00192         
00193         Window* get_window_at_pointer(int *win_x, int *win_y) const;
00202 
00203         Window* get_window_at_pointer(Point *win_origin) const;
00211 
00215 
00216         void pointer_ungrab(unsigned int time);
00219 
00220         void keyboard_ungrab(unsigned int time);
00223 
00224         void beep();
00226 
00227         void sync();
00235 
00236         void close();
00239 
00240         Pointer<Event> get_event();
00244 
00245         Pointer<Event> peek_event();
00252 
00253         void put_event(const Gdk::Event& event);
00256 
00257         void add_client_message_filter(Atom message_type, const FilterSlot *filter);
00262 
00263         void set_double_click_time(unsigned int msec);
00269 
00273 
00274         const ClosedSignalProxy sig_closed()
00275         {
00276                 return ClosedSignalProxy(this, &closed_signal);
00277         }
00279 
00281 };
00282 
00283 } // namespace Gdk
00284 
00285 } // namespace Inti
00286 
00287 #endif // INTI_GDK_DISPLAY_H
00288 
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