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/*
* e-timeout-activity.c
*
* This program 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) version 3.
*
* This program 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 the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include "e-timeout-activity.h"
#include <stdarg.h>
#define E_TIMEOUT_ACTIVITY_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), E_TYPE_TIMEOUT_ACTIVITY, ETimeoutActivityPrivate))
struct _ETimeoutActivityPrivate {
guint timeout_id;
};
enum {
TIMEOUT,
LAST_SIGNAL
};
static gulong signals[LAST_SIGNAL];
G_DEFINE_TYPE (
ETimeoutActivity,
e_timeout_activity,
E_TYPE_ACTIVITY)
static gboolean
timeout_activity_cb (ETimeoutActivity *timeout_activity)
{
g_signal_emit (timeout_activity, signals[TIMEOUT], 0);
return FALSE;
}
static void
timeout_activity_finalize (GObject *object)
{
ETimeoutActivityPrivate *priv;
priv = E_TIMEOUT_ACTIVITY_GET_PRIVATE (object);
if (priv->timeout_id > 0)
g_source_remove (priv->timeout_id);
/* Chain up to parent's finalize() method. */
G_OBJECT_CLASS (e_timeout_activity_parent_class)->finalize (object);
}
static void
timeout_activity_cancelled (EActivity *activity)
{
ETimeoutActivityPrivate *priv;
priv = E_TIMEOUT_ACTIVITY_GET_PRIVATE (activity);
if (priv->timeout_id > 0) {
g_source_remove (priv->timeout_id);
priv->timeout_id = 0;
}
/* Chain up to parent's cancelled() method. */
E_ACTIVITY_CLASS (e_timeout_activity_parent_class)->cancelled (activity);
}
static void
timeout_activity_completed (EActivity *activity)
{
ETimeoutActivityPrivate *priv;
priv = E_TIMEOUT_ACTIVITY_GET_PRIVATE (activity);
if (priv->timeout_id > 0) {
g_source_remove (priv->timeout_id);
priv->timeout_id = 0;
}
/* Chain up to parent's completed() method. */
E_ACTIVITY_CLASS (e_timeout_activity_parent_class)->completed (activity);
}
static void
timeout_activity_timeout (ETimeoutActivity *timeout_activity)
{
/* Allow subclasses to safely chain up. */
}
static void
e_timeout_activity_class_init (ETimeoutActivityClass *class)
{
GObjectClass *object_class;
EActivityClass *activity_class;
g_type_class_add_private (class, sizeof (ETimeoutActivityPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->finalize = timeout_activity_finalize;
activity_class = E_ACTIVITY_CLASS (class);
activity_class->cancelled = timeout_activity_cancelled;
activity_class->completed = timeout_activity_completed;
class->timeout = timeout_activity_timeout;
signals[TIMEOUT] = g_signal_new (
"timeout",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (ETimeoutActivityClass, timeout),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
static void
e_timeout_activity_init (ETimeoutActivity *timeout_activity)
{
timeout_activity->priv =
E_TIMEOUT_ACTIVITY_GET_PRIVATE (timeout_activity);
}
EActivity *
e_timeout_activity_new (const gchar *primary_text)
{
return g_object_new (
E_TYPE_TIMEOUT_ACTIVITY,
"primary-text", primary_text, NULL);
}
EActivity *
e_timeout_activity_newv (const gchar *format, ...)
{
EActivity *activity;
gchar *primary_text;
va_list args;
va_start (args, format);
primary_text = g_strdup_vprintf (format, args);
activity = e_timeout_activity_new (primary_text);
g_free (primary_text);
va_end (args);
return activity;
}
void
e_timeout_activity_set_timeout (ETimeoutActivity *timeout_activity,
guint seconds)
{
g_return_if_fail (E_IS_TIMEOUT_ACTIVITY (timeout_activity));
if (timeout_activity->priv->timeout_id > 0)
e_activity_cancel (E_ACTIVITY (timeout_activity));
timeout_activity->priv->timeout_id = g_timeout_add_seconds (
seconds, (GSourceFunc) timeout_activity_cb, timeout_activity);
}
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