1 /* Common Lisp bindings for GTK+ v2.0
2 * Copyright (C) 1999-2002 Espen S. Johnsen <espen@users.sourceforge.net>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 /* $Id: callback.c,v 1.2 2004/10/31 11:34:47 espen Exp $ */
21 #include <glib-object.h>
28 lispobj callback_trampoline;
29 lispobj destroy_user_data;
34 void callback_marshal (guint callback_id, GValue *return_value,
35 guint n_params, const GValue *param_values)
38 funcall3 (callback_trampoline, alloc_number ((unsigned int)callback_id),
39 alloc_cons (alloc_number (n_params), alloc_sap (param_values)),
40 alloc_sap (return_value));
42 callback_trampoline ((unsigned long)callback_id,
43 n_params, (unsigned int)param_values,
44 (unsigned int)return_value);
48 void destroy_notify (gpointer data)
51 funcall1 (destroy_user_data, alloc_number ((unsigned long)data));
53 destroy_user_data ((unsigned long)data);
59 /* destroy_notify_address () */
61 /* return (void*)destroy_notify; */
67 void closure_callback_marshal (GClosure *closure,
70 const GValue *param_values,
71 gpointer invocation_hint,
72 gpointer marshal_data)
74 callback_marshal ((guint)closure->data, return_value, n_params, param_values);
77 void closure_destroy_notify (gpointer data, GClosure *closure)
79 destroy_notify (data);
83 g_lisp_callback_closure_new (guint callback_id)
87 closure = g_closure_new_simple (sizeof (GClosure), (gpointer)callback_id);
88 g_closure_set_marshal (closure, closure_callback_marshal);
89 g_closure_add_finalize_notifier (closure, (gpointer)callback_id, closure_destroy_notify);
95 /* Callback function used for idle and timeout */
96 gboolean source_callback_marshal (gpointer data)
100 memset (&return_value, 0, sizeof (GValue));
101 g_value_init (&return_value, G_TYPE_BOOLEAN);
102 callback_marshal ((guint)data, &return_value, 0, NULL);
104 return g_value_get_boolean (&return_value);
108 g_logv (const gchar *log_domain,
109 GLogLevelFlags log_level,
113 gchar *msg = g_strdup_vprintf (format, args1);
114 lispobj lisp_msg = alloc_string (msg);
117 funcall3 (log_handler, alloc_string (log_domain),
118 alloc_number ((unsigned int)log_level), lisp_msg);