/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil; -*- */
/* vim:set et sts=4: */
/* ibus - The Input Bus
* Copyright (C) 2008-2013 Peng Huang <shawn.p.huang@gmail.com>
* Copyright (C) 2008-2013 Red Hat, Inc.
*
* 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 2.1 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
* USA
*/
#include "ibusobject.h"
#include "ibusmarshalers.h"
#include "ibusinternal.h"
#define IBUS_OBJECT_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), IBUS_TYPE_OBJECT, IBusObjectPrivate))
enum {
DESTROY,
LAST_SIGNAL,
};
struct _IBusObjectPrivate {
gpointer pad;
};
static guint object_signals[LAST_SIGNAL] = { 0 };
// #define DEBUG_MEMORY
#ifdef DEBUG_MEMORY
static GHashTable *_count_table;
static guint _count = 0;
#endif
/* functions prototype */
static GObject *ibus_object_constructor (GType type,
guint n,
GObjectConstructParam
*args);
static void ibus_object_dispose (IBusObject *obj);
static void ibus_object_finalize (IBusObject *obj);
static void ibus_object_real_destroy (IBusObject *obj);
G_DEFINE_TYPE (IBusObject, ibus_object, G_TYPE_INITIALLY_UNOWNED)
static void
ibus_object_class_init (IBusObjectClass *class)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
gobject_class->constructor = ibus_object_constructor;
gobject_class->dispose = (GObjectFinalizeFunc) ibus_object_dispose;
gobject_class->finalize = (GObjectFinalizeFunc) ibus_object_finalize;
class->destroy = ibus_object_real_destroy;
/* install signals */
/**
* IBusObject::destroy:
* @object: An IBusObject.
*
* Destroy and free an IBusObject
*
* See also: ibus_object_destroy().
*
* <note><para>Argument @user_data is ignored in this function.</para></note>
*/
object_signals[DESTROY] =
g_signal_new (I_("destroy"),
G_TYPE_FROM_CLASS (gobject_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (IBusObjectClass, destroy),
NULL, NULL,
_ibus_marshal_VOID__VOID,
G_TYPE_NONE, 0);
g_type_class_add_private (class, sizeof (IBusObjectPrivate));
#ifdef DEBUG_MEMORY
_count_table = g_hash_table_new (g_direct_hash, g_direct_equal);
#endif
}
static void
ibus_object_init (IBusObject *obj)
{
obj->flags = 0;
obj->priv = IBUS_OBJECT_GET_PRIVATE (obj);
}
static GObject *
ibus_object_constructor (GType type,
guint n,
GObjectConstructParam *args)
{
GObject *object;
object = G_OBJECT_CLASS (ibus_object_parent_class)->constructor (type, n ,args);
#ifdef DEBUG_MEMORY
if (object != NULL) {
guint count;
_count ++;
count = GPOINTER_TO_UINT (g_hash_table_lookup (_count_table, (gpointer) type));
g_hash_table_replace (_count_table, (gpointer) type, GUINT_TO_POINTER (++count));
g_debug ("new %s, count = %d, all = %d", g_type_name (type), count, _count);
}
#endif
return object;
}
static void
ibus_object_dispose (IBusObject *obj)
{
if (! (IBUS_OBJECT_FLAGS (obj) & IBUS_IN_DESTRUCTION)) {
IBUS_OBJECT_SET_FLAGS (obj, IBUS_IN_DESTRUCTION);
if (! (IBUS_OBJECT_FLAGS (obj) & IBUS_DESTROYED)) {
g_signal_emit (obj, object_signals[DESTROY], 0);
IBUS_OBJECT_SET_FLAGS (obj, IBUS_DESTROYED);
}
IBUS_OBJECT_UNSET_FLAGS (obj, IBUS_IN_DESTRUCTION);
}
G_OBJECT_CLASS(ibus_object_parent_class)->dispose (G_OBJECT (obj));
}
static void
ibus_object_finalize (IBusObject *obj)
{
#ifdef DEBUG_MEMORY
guint count;
_count --;
count = GPOINTER_TO_UINT (g_hash_table_lookup (_count_table, (gpointer)G_OBJECT_TYPE (obj)));
g_hash_table_replace (_count_table, (gpointer)G_OBJECT_TYPE (obj), GUINT_TO_POINTER (--count));
g_debug ("Finalize %s, count = %d, all = %d", G_OBJECT_TYPE_NAME (obj), count, _count);
#endif
G_OBJECT_CLASS(ibus_object_parent_class)->finalize (G_OBJECT (obj));
}
static void
ibus_object_real_destroy (IBusObject *obj)
{
g_signal_handlers_destroy (obj);
}
IBusObject *
ibus_object_new (void)
{
GObject *object = g_object_new (IBUS_TYPE_OBJECT, NULL);
return IBUS_OBJECT (object);
}
void
ibus_object_destroy (IBusObject *obj)
{
g_return_if_fail (IBUS_IS_OBJECT (obj));
if (! (IBUS_OBJECT_FLAGS (obj) & IBUS_IN_DESTRUCTION)) {
g_object_run_dispose (G_OBJECT (obj));
}
}