clutter/x11/clutter-backend-x11.h

   1 /* Clutter.
   2  * An OpenGL based 'interactive canvas' library.
   3  * Authored By Matthew Allum  <mallum@openedhand.com>
   4  * Copyright (C) 2006-2007 OpenedHand
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  *
  20  */
  21
  22 #ifndef __CLUTTER_BACKEND_X11_H__
  23 #define __CLUTTER_BACKEND_X11_H__
  24
  25 #include <glib-object.h>
  26 #include <clutter/clutter-event.h>
  27 #include <X11/Xlib.h>
  28 #include <X11/Xatom.h>
  29
  30 #include "clutter-x11.h"
  31
  32 #include "clutter-backend-private.h"
  33 #include "clutter-keymap-x11.h"
  34
  35 #include "xsettings/xsettings-client.h"
  36
  37 G_BEGIN_DECLS
  38
  39 #define CLUTTER_TYPE_BACKEND_X11                (_clutter_backend_x11_get_type ())
  40 #define CLUTTER_BACKEND_X11(obj)                (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_BACKEND_X11, ClutterBackendX11))
  41 #define CLUTTER_IS_BACKEND_X11(obj)             (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_BACKEND_X11))
  42 #define CLUTTER_BACKEND_X11_CLASS(klass)        (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_BACKEND_X11, ClutterBackendX11Class))
  43 #define CLUTTER_IS_BACKEND_X11_CLASS(klass)     (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_BACKEND_X11))
  44 #define CLUTTER_BACKEND_X11_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_BACKEND_X11, ClutterBackendX11Class))
  45
  46 typedef struct _ClutterBackendX11       ClutterBackendX11;
  47 typedef struct _ClutterBackendX11Class  ClutterBackendX11Class;
  48 typedef struct _ClutterEventX11         ClutterEventX11;
  49 typedef struct _ClutterX11EventFilter   ClutterX11EventFilter;
  50
  51 struct _ClutterX11EventFilter
  52 {
  53   ClutterX11FilterFunc func;
  54   gpointer             data;
  55
  56 };
  57
  58 struct _ClutterEventX11
  59 {
  60   /* additional fields for Key events */
  61   gint key_group;
  62
  63   guint key_is_modifier : 1;
  64   guint num_lock_set    : 1;
  65   guint caps_lock_set   : 1;
  66 };
  67
  68 struct _ClutterBackendX11
  69 {
  70   ClutterBackend parent_instance;
  71
  72   Display *xdpy;
  73   gchar   *display_name;
  74
  75   Screen  *xscreen;
  76   int      xscreen_num;
  77   int      xscreen_width;
  78   int      xscreen_height;
  79
  80   Window   xwin_root;
  81
  82   /* event source */
  83   GSource *event_source;
  84   GSList  *event_filters;
  85
  86   /* props */
  87   Atom atom_NET_WM_PID;
  88   Atom atom_NET_WM_PING;
  89   Atom atom_NET_WM_STATE;
  90   Atom atom_NET_WM_STATE_FULLSCREEN;
  91   Atom atom_NET_WM_USER_TIME;
  92   Atom atom_WM_PROTOCOLS;
  93   Atom atom_WM_DELETE_WINDOW;
  94   Atom atom_XEMBED;
  95   Atom atom_XEMBED_INFO;
  96   Atom atom_NET_WM_NAME;
  97   Atom atom_UTF8_STRING;
  98
  99   Time last_event_time;
 100
 101   ClutterDeviceManager *device_manager;
 102   gboolean has_xinput;
 103   int xi_minor;
 104
 105   XSettingsClient *xsettings;
 106   Window xsettings_xwin;
 107
 108   ClutterKeymapX11 *keymap;
 109   gboolean use_xkb;
 110   gboolean have_xkb_autorepeat;
 111   guint keymap_serial;
 112 };
 113
 114 struct _ClutterBackendX11Class
 115 {
 116   ClutterBackendClass parent_class;
 117 };
 118
 119 GType _clutter_backend_x11_get_type (void) G_GNUC_CONST;
 120
 121 void            _clutter_backend_x11_events_init        (ClutterBackend *backend);
 122
 123 GSource *       _clutter_x11_event_source_new   (ClutterBackendX11 *backend_x11);
 124
 125 /* Private to glx/eglx backends */
 126 XVisualInfo *   _clutter_backend_x11_get_visual_info (ClutterBackendX11 *backend_x11);
 127
 128 void            _clutter_x11_select_events (Window xwin);
 129
 130 ClutterEventX11 *       _clutter_event_x11_new          (void);
 131 ClutterEventX11 *       _clutter_event_x11_copy         (ClutterEventX11 *event_x11);
 132 void                    _clutter_event_x11_free         (ClutterEventX11 *event_x11);
 133
 134 gboolean        _clutter_x11_input_device_translate_screen_coord (ClutterInputDevice *device,
 135                                                                   gint                stage_root_x,
 136                                                                   gint                stage_root_y,
 137                                                                   guint               index_,
 138                                                                   gdouble             value,
 139                                                                   gdouble            *axis_value);
 140
 141 G_END_DECLS
 142
 143 #endif /* __CLUTTER_BACKEND_X11_H__ */