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
);