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/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* 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.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#ifndef __GTK_SIGNAL_H__
#define __GTK_SIGNAL_H__
#include <gtk/gtkenums.h>
#include <gtk/gtkobject.h>
#include <gtk/gtkmarshal.h>
G_BEGIN_DECLS
#ifndef GTK_DISABLE_DEPRECATED
#define gtk_signal_default_marshaller g_cclosure_marshal_VOID__VOID
/* --- compat defines --- */
#define GTK_SIGNAL_OFFSET GTK_STRUCT_OFFSET
#define gtk_signal_lookup(name,object_type) \
g_signal_lookup ((name), (object_type))
#define gtk_signal_name(signal_id) \
g_signal_name (signal_id)
#define gtk_signal_emit_stop(object,signal_id) \
g_signal_stop_emission ((object), (signal_id), 0)
#define gtk_signal_connect(object,name,func,func_data) \
gtk_signal_connect_full ((object), (name), (func), NULL, (func_data), NULL, 0, 0)
#define gtk_signal_connect_after(object,name,func,func_data) \
gtk_signal_connect_full ((object), (name), (func), NULL, (func_data), NULL, 0, 1)
#define gtk_signal_connect_object(object,name,func,slot_object) \
gtk_signal_connect_full ((object), (name), (func), NULL, (slot_object), NULL, 1, 0)
#define gtk_signal_connect_object_after(object,name,func,slot_object) \
gtk_signal_connect_full ((object), (name), (func), NULL, (slot_object), NULL, 1, 1)
#define gtk_signal_disconnect(object,handler_id) \
g_signal_handler_disconnect ((object), (handler_id))
#define gtk_signal_handler_block(object,handler_id) \
g_signal_handler_block ((object), (handler_id))
#define gtk_signal_handler_unblock(object,handler_id) \
g_signal_handler_unblock ((object), (handler_id))
#define gtk_signal_disconnect_by_func(object,func,data) \
gtk_signal_compat_matched ((object), (func), (data), \
(GSignalMatchType)(G_SIGNAL_MATCH_FUNC | \
G_SIGNAL_MATCH_DATA), 0)
#define gtk_signal_disconnect_by_data(object,data) \
gtk_signal_compat_matched ((object), 0, (data), G_SIGNAL_MATCH_DATA, 0)
#define gtk_signal_handler_block_by_func(object,func,data) \
gtk_signal_compat_matched ((object), (func), (data), \
(GSignalMatchType)(G_SIGNAL_MATCH_FUNC | \
G_SIGNAL_MATCH_DATA), 1)
#define gtk_signal_handler_block_by_data(object,data) \
gtk_signal_compat_matched ((object), 0, (data), G_SIGNAL_MATCH_DATA, 1)
#define gtk_signal_handler_unblock_by_func(object,func,data) \
gtk_signal_compat_matched ((object), (func), (data), \
(GSignalMatchType)(G_SIGNAL_MATCH_FUNC | \
G_SIGNAL_MATCH_DATA), 2)
#define gtk_signal_handler_unblock_by_data(object,data) \
gtk_signal_compat_matched ((object), 0, (data), G_SIGNAL_MATCH_DATA, 2)
#define gtk_signal_handler_pending(object,signal_id,may_be_blocked) \
g_signal_has_handler_pending ((object), (signal_id), 0, (may_be_blocked))
#define gtk_signal_handler_pending_by_func(object,signal_id,may_be_blocked,func,data) \
(g_signal_handler_find ((object), \
(GSignalMatchType)(G_SIGNAL_MATCH_ID | \
G_SIGNAL_MATCH_FUNC | \
G_SIGNAL_MATCH_DATA | \
((may_be_blocked) ? 0 : G_SIGNAL_MATCH_UNBLOCKED)),\
(signal_id), 0, 0, (func), (data)) != 0)
/* --- compat functions --- */
guint gtk_signal_newv (const gchar *name,
GtkSignalRunType signal_flags,
GtkType object_type,
guint function_offset,
GtkSignalMarshaller marshaller,
GtkType return_val,
guint n_args,
GtkType *args);
guint gtk_signal_new (const gchar *name,
GtkSignalRunType signal_flags,
GtkType object_type,
guint function_offset,
GtkSignalMarshaller marshaller,
GtkType return_val,
guint n_args,
...);
void gtk_signal_emit_stop_by_name (GtkObject *object,
const gchar *name);
void gtk_signal_connect_object_while_alive (GtkObject *object,
const gchar *name,
GtkSignalFunc func,
GtkObject *alive_object);
void gtk_signal_connect_while_alive (GtkObject *object,
const gchar *name,
GtkSignalFunc func,
gpointer func_data,
GtkObject *alive_object);
gulong gtk_signal_connect_full (GtkObject *object,
const gchar *name,
GtkSignalFunc func,
GtkCallbackMarshal unsupported,
gpointer data,
GtkDestroyNotify destroy_func,
gint object_signal,
gint after);
void gtk_signal_emitv (GtkObject *object,
guint signal_id,
GtkArg *args);
void gtk_signal_emit (GtkObject *object,
guint signal_id,
...);
void gtk_signal_emit_by_name (GtkObject *object,
const gchar *name,
...);
void gtk_signal_emitv_by_name (GtkObject *object,
const gchar *name,
GtkArg *args);
void gtk_signal_compat_matched (GtkObject *object,
GtkSignalFunc func,
gpointer data,
GSignalMatchType match,
guint action);
#endif /* GTK_DISABLE_DEPRECATED */
G_END_DECLS
#endif /* __GTK_SIGNAL_H__ */
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