mutter/clutter/clutter-private.h
Emmanuele Bassi 93d7454b37 2007-03-23 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/clutter-event.c: Pop and peek the event queue
	from the tail - it's a queue, not a stack.
2007-03-23 09:44:21 +00:00

130 lines
4.7 KiB
C

/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Authored By Matthew Allum <mallum@openedhand.com>
*
* Copyright (C) 2006 OpenedHand
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef _HAVE_CLUTTER_PRIVATE_H
#define _HAVE_CLUTTER_PRIVATE_H
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <math.h>
#include <glib.h>
#include <pango/pangoft2.h>
#include "clutter-event.h"
#include "clutter-backend.h"
#include "clutter-stage.h"
G_BEGIN_DECLS
typedef struct _ClutterMainContext ClutterMainContext;
struct _ClutterMainContext
{
/* holds a pointer to the stage */
ClutterBackend *backend;
PangoFT2FontMap *font_map;
GMutex *gl_lock;
guint update_idle;
guint main_loop_level;
GSList *main_loops;
guint is_initialized : 1;
};
#define CLUTTER_CONTEXT() (clutter_context_get_default ())
ClutterMainContext *clutter_context_get_default (void);
const gchar *clutter_vblank_method (void);
typedef enum {
CLUTTER_ACTOR_UNUSED_FLAG = 0,
CLUTTER_ACTOR_IN_DESTRUCTION = 1 << 0,
CLUTTER_ACTOR_IS_TOPLEVEL = 1 << 1,
CLUTTER_ACTOR_IN_REPARENT = 1 << 2
} ClutterPrivateFlags;
#define CLUTTER_PRIVATE_FLAGS(a) (CLUTTER_ACTOR ((a))->private_flags)
#define CLUTTER_SET_PRIVATE_FLAGS(a,f) G_STMT_START{ (CLUTTER_PRIVATE_FLAGS (a) |= (f)); }G_STMT_END
#define CLUTTER_UNSET_PRIVATE_FLAGS(a,f) G_STMT_START{ (CLUTTER_PRIVATE_FLAGS (a) &= ~(f)); }G_STMT_END
#define CLUTTER_PARAM_READABLE \
G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB
#define CLUTTER_PARAM_WRITABLE \
G_PARAM_WRITABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB
#define CLUTTER_PARAM_READWRITE \
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK |G_PARAM_STATIC_BLURB
GType _clutter_backend_impl_get_type (void);
/* backend-specific private functions */
void _clutter_events_init (ClutterBackend *backend);
void _clutter_events_uninit (ClutterBackend *backend);
void _clutter_events_queue (ClutterBackend *backend);
void _clutter_event_queue_push (ClutterBackend *backend,
ClutterEvent *event);
ClutterEvent *_clutter_event_queue_pop (ClutterBackend *backend);
ClutterEvent *_clutter_event_queue_peek (ClutterBackend *backend);
gboolean _clutter_event_queue_check_pending (ClutterBackend *backend);
/* signal accumulators */
gboolean _clutter_boolean_accumulator (GSignalInvocationHint *ihint,
GValue *return_accu,
const GValue *handler_return,
gpointer dummy);
typedef void (* ClutterEventFunc) (ClutterEvent *event,
gpointer data);
/* the event dispatcher function */
extern ClutterEventFunc _clutter_event_func;
extern gpointer _clutter_event_data;
extern GDestroyNotify _clutter_event_destroy;
void _clutter_set_events_handler (ClutterEventFunc func,
gpointer data,
GDestroyNotify destroy);
void _clutter_event_button_generate (ClutterBackend *backend,
ClutterEvent *event);
void _clutter_synthetise_click (ClutterBackend *backend,
ClutterEvent *event,
gint n_clicks);
void _clutter_synthetise_stage_state (ClutterBackend *backend,
ClutterEvent *event,
ClutterStageState set_flags,
ClutterStageState unset_flags);
G_END_DECLS
#endif /* _HAVE_CLUTTER_PRIVATE_H */