/* GObject - GLib Type, Object, Parameter and Signal Library
- * Copyright (C) 1998, 1999, 2000 Tim Janik and Red Hat, Inc.
+ * Copyright (C) 1998-1999, 2000-2001 Tim Janik and 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
*
* 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
+ * 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
#ifndef __G_OBJECT_H__
#define __G_OBJECT_H__
-#include <gobject/gtype.h>
-#include <gobject/gvalue.h>
-#include <gobject/gparam.h>
-#include <gobject/gclosure.h>
-
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
+#include <gobject/gtype.h>
+#include <gobject/gvalue.h>
+#include <gobject/gparam.h>
+#include <gobject/gclosure.h>
+#include <gobject/gsignal.h>
+#include <signal.h>
+G_BEGIN_DECLS
/* --- type macros --- */
-#define G_TYPE_IS_OBJECT(type) (G_TYPE_FUNDAMENTAL (type) == G_TYPE_OBJECT)
-#define G_OBJECT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), G_TYPE_OBJECT, GObject))
-#define G_OBJECT_CLASS(class) (G_TYPE_CHECK_CLASS_CAST ((class), G_TYPE_OBJECT, GObjectClass))
-#define G_IS_OBJECT(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), G_TYPE_OBJECT))
-#define G_IS_OBJECT_CLASS(class) (G_TYPE_CHECK_CLASS_TYPE ((class), G_TYPE_OBJECT))
-#define G_OBJECT_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS ((object), G_TYPE_OBJECT, GObjectClass))
-#define G_OBJECT_TYPE(object) (G_TYPE_FROM_INSTANCE (object))
-#define G_OBJECT_TYPE_NAME(object) (g_type_name (G_OBJECT_TYPE (object)))
-#define G_OBJECT_CLASS_TYPE(class) (G_TYPE_FROM_CLASS (class))
-#define G_OBJECT_CLASS_NAME(class) (g_type_name (G_OBJECT_CLASS_TYPE (class)))
-#define G_IS_VALUE_OBJECT(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_OBJECT))
-
-#define G_NOTIFY_PRIORITY (G_PRIORITY_HIGH_IDLE + 20)
+#define G_TYPE_IS_OBJECT(type) (G_TYPE_FUNDAMENTAL (type) == G_TYPE_OBJECT)
+#define G_OBJECT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), G_TYPE_OBJECT, GObject))
+#define G_OBJECT_CLASS(class) (G_TYPE_CHECK_CLASS_CAST ((class), G_TYPE_OBJECT, GObjectClass))
+#define G_IS_OBJECT(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), G_TYPE_OBJECT))
+#define G_IS_OBJECT_CLASS(class) (G_TYPE_CHECK_CLASS_TYPE ((class), G_TYPE_OBJECT))
+#define G_OBJECT_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS ((object), G_TYPE_OBJECT, GObjectClass))
+#define G_OBJECT_TYPE(object) (G_TYPE_FROM_INSTANCE (object))
+#define G_OBJECT_TYPE_NAME(object) (g_type_name (G_OBJECT_TYPE (object)))
+#define G_OBJECT_CLASS_TYPE(class) (G_TYPE_FROM_CLASS (class))
+#define G_OBJECT_CLASS_NAME(class) (g_type_name (G_OBJECT_CLASS_TYPE (class)))
+#define G_VALUE_HOLDS_OBJECT(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_OBJECT))
/* --- typedefs & structures --- */
-typedef struct _GObject GObject;
-typedef struct _GObjectClass GObjectClass;
-typedef struct _GObjectConstructParam GObjectConstructParam;
-typedef void (*GObjectGetParamFunc) (GObject *object,
- guint param_id,
- GValue *value,
- GParamSpec *pspec,
- const gchar *trailer);
-typedef void (*GObjectSetParamFunc) (GObject *object,
- guint param_id,
- const GValue *value,
- GParamSpec *pspec,
- const gchar *trailer);
-typedef void (*GObjectFinalizeFunc) (GObject *object);
-struct _GObject
+typedef struct _GObject GObject;
+typedef struct _GObjectClass GObjectClass;
+typedef struct _GObjectConstructParam GObjectConstructParam;
+typedef void (*GObjectGetPropertyFunc) (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+typedef void (*GObjectSetPropertyFunc) (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+typedef void (*GObjectFinalizeFunc) (GObject *object);
+typedef void (*GWeakNotify) (gpointer data,
+ GObject *where_the_object_was);
+struct _GObject
{
GTypeInstance g_type_instance;
/*< private >*/
- guint ref_count;
- GData *qdata;
+ guint ref_count;
+ GData *qdata;
};
-struct _GObjectClass
+struct _GObjectClass
{
GTypeClass g_type_class;
- guint n_param_specs;
- GParamSpec **param_specs;
-
- GObject* (*constructor) (GType type, // FIXME!!!
- guint n_construct_params,
- GObjectConstructParam *construct_params);
- void (*get_param) (GObject *object,
- guint param_id,
- GValue *value,
- GParamSpec *pspec,
- const gchar *trailer);
- void (*set_param) (GObject *object,
- guint param_id,
- const GValue *value,
- GParamSpec *pspec,
- const gchar *trailer);
- void (*queue_param_changed) (GObject *object,
- GParamSpec *pspec);
- void (*dispatch_param_changed) (GObject *object,
+ /*< private >*/
+ GSList *construct_properties;
+
+ /* public overridable methods */
+ GObject* (*constructor) (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_properties);
+ void (*set_property) (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+ void (*get_property) (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+ void (*dispose) (GObject *object);
+ void (*finalize) (GObject *object);
+
+ /* seldomly overidden */
+ void (*dispatch_properties_changed) (GObject *object,
+ guint n_pspecs,
+ GParamSpec **pspecs);
+
+ /* signals */
+ void (*notify) (GObject *object,
GParamSpec *pspec);
- void (*shutdown) (GObject *object);
- void (*finalize) (GObject *object);
};
struct _GObjectConstructParam
{
GParamSpec *pspec;
GValue *value;
- gchar *trailer;
};
/* --- prototypes --- */
-void g_object_class_install_param (GObjectClass *oclass,
- guint param_id,
- GParamSpec *pspec /* +1 ref */);
-GParamSpec* g_object_class_find_param_spec (GObjectClass *oclass,
- const gchar *param_name);
-gpointer g_object_new (GType object_type,
- const gchar *first_param_name,
- ...);
-gpointer g_object_new_valist (GType object_type,
- const gchar *first_param_name,
- va_list var_args);
-void g_object_set (GObject *object,
- const gchar *first_param_name,
- ...);
-void g_object_get (GObject *object,
- const gchar *first_param_name,
- ...);
-void g_object_set_valist (GObject *object,
- const gchar *first_param_name,
- va_list var_args);
-void g_object_get_valist (GObject *object,
- const gchar *first_param_name,
- va_list var_args);
-void g_object_set_param (GObject *object,
- const gchar *param_name,
- const GValue *value);
-void g_object_get_param (GObject *object,
- const gchar *param_name,
- GValue *value);
-void g_object_queue_param_changed (GObject *object,
- const gchar *param_name);
-GObject* g_object_ref (GObject *object);
-void g_object_unref (GObject *object);
-gpointer g_object_get_qdata (GObject *object,
- GQuark quark);
-void g_object_set_qdata (GObject *object,
- GQuark quark,
- gpointer data);
-void g_object_set_qdata_full (GObject *object,
- GQuark quark,
- gpointer data,
- GDestroyNotify destroy);
-gpointer g_object_steal_qdata (GObject *object,
- GQuark quark);
-void g_object_watch_closure (GObject *object,
- GClosure *closure);
-GClosure* g_cclosure_new_object (GCallback callback_func,
- gpointer object);
-GClosure* g_cclosure_new_object_swap (GCallback callback_func,
- gpointer object);
-GClosure* g_closure_new_object (guint sizeof_closure,
- GObject *object);
-void g_value_set_object (GValue *value,
- GObject *v_object);
-GObject* g_value_get_object (const GValue *value);
-GObject* g_value_dup_object (const GValue *value);
+void g_object_class_install_property (GObjectClass *oclass,
+ guint property_id,
+ GParamSpec *pspec);
+GParamSpec* g_object_class_find_property (GObjectClass *oclass,
+ const gchar *property_name);
+GParamSpec**g_object_class_list_properties (GObjectClass *oclass,
+ guint *n_properties);
+gpointer g_object_new (GType object_type,
+ const gchar *first_property_name,
+ ...);
+gpointer g_object_newv (GType object_type,
+ guint n_parameters,
+ GParameter *parameters);
+GObject* g_object_new_valist (GType object_type,
+ const gchar *first_property_name,
+ va_list var_args);
+void g_object_set (gpointer object,
+ const gchar *first_property_name,
+ ...);
+void g_object_get (gpointer object,
+ const gchar *first_property_name,
+ ...);
+gpointer g_object_connect (gpointer object,
+ const gchar *signal_spec,
+ ...);
+void g_object_disconnect (gpointer object,
+ const gchar *signal_spec,
+ ...);
+void g_object_set_valist (GObject *object,
+ const gchar *first_property_name,
+ va_list var_args);
+void g_object_get_valist (GObject *object,
+ const gchar *first_property_name,
+ va_list var_args);
+void g_object_set_property (GObject *object,
+ const gchar *property_name,
+ const GValue *value);
+void g_object_get_property (GObject *object,
+ const gchar *property_name,
+ GValue *value);
+void g_object_freeze_notify (GObject *object);
+void g_object_notify (GObject *object,
+ const gchar *property_name);
+void g_object_thaw_notify (GObject *object);
+gpointer g_object_ref (gpointer object);
+void g_object_unref (gpointer object);
+void g_object_weak_ref (GObject *object,
+ GWeakNotify notify,
+ gpointer data);
+void g_object_weak_unref (GObject *object,
+ GWeakNotify notify,
+ gpointer data);
+void g_object_add_weak_pointer (GObject *object,
+ gpointer *weak_pointer_location);
+void g_object_remove_weak_pointer (GObject *object,
+ gpointer *weak_pointer_location);
+gpointer g_object_get_qdata (GObject *object,
+ GQuark quark);
+void g_object_set_qdata (GObject *object,
+ GQuark quark,
+ gpointer data);
+void g_object_set_qdata_full (GObject *object,
+ GQuark quark,
+ gpointer data,
+ GDestroyNotify destroy);
+gpointer g_object_steal_qdata (GObject *object,
+ GQuark quark);
+gpointer g_object_get_data (GObject *object,
+ const gchar *key);
+void g_object_set_data (GObject *object,
+ const gchar *key,
+ gpointer data);
+void g_object_set_data_full (GObject *object,
+ const gchar *key,
+ gpointer data,
+ GDestroyNotify destroy);
+gpointer g_object_steal_data (GObject *object,
+ const gchar *key);
+void g_object_watch_closure (GObject *object,
+ GClosure *closure);
+GClosure* g_cclosure_new_object (GCallback callback_func,
+ GObject *object);
+GClosure* g_cclosure_new_object_swap (GCallback callback_func,
+ GObject *object);
+GClosure* g_closure_new_object (guint sizeof_closure,
+ GObject *object);
+void g_value_set_object (GValue *value,
+ gpointer v_object);
+gpointer g_value_get_object (const GValue *value);
+GObject* g_value_dup_object (const GValue *value);
+guint g_signal_connect_object (gpointer instance,
+ const gchar *detailed_signal,
+ GCallback c_handler,
+ gpointer gobject,
+ GConnectFlags connect_flags);
+
+
+/*< protected >*/
+void g_object_run_dispose (GObject *object);
/* --- implementation macros --- */
-#define G_WARN_INVALID_PARAM_ID(object, param_id, pspec) \
+#define G_OBJECT_WARN_INVALID_PSPEC(object, pname, property_id, pspec) \
G_STMT_START { \
GObject *_object = (GObject*) (object); \
GParamSpec *_pspec = (GParamSpec*) (pspec); \
- guint _param_id = (param_id); \
- g_warning ("%s: invalid parameter id %u for \"%s\" of type `%s' in `%s'", \
- G_STRLOC, \
- _param_id, \
- _pspec->name, \
- g_type_name (G_PARAM_SPEC_TYPE (_pspec)), \
- G_OBJECT_TYPE_NAME (_object)); \
+ guint _property_id = (property_id); \
+ g_warning ("%s: invalid %s id %u for \"%s\" of type `%s' in `%s'", \
+ G_STRLOC, \
+ (pname), \
+ _property_id, \
+ _pspec->name, \
+ g_type_name (G_PARAM_SPEC_TYPE (_pspec)), \
+ G_OBJECT_TYPE_NAME (_object)); \
} G_STMT_END
+#define G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec) \
+ G_OBJECT_WARN_INVALID_PSPEC ((object), "property id", (property_id), (pspec))
-
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
+G_END_DECLS
#endif /* __G_OBJECT_H__ */