New object EmpathyIdle to manage autoaway and extended autoaway states.

2006-05-16  Xavier Claessens  <xclaesse@gmail.com>

	* libempathy-gtk/empathy-status-icon.c:
	* libempathy/empathy-idle.c:
	* libempathy/empathy-idle.h:
	* libempathy/Makefile.am:
	* po/POTFILES.in: New object EmpathyIdle to manage autoaway and
	extended autoaway states.


svn path=/trunk/; revision=70

3 files changed, 281 insertions, 0 deletions

diff --git a/libempathy/Makefile.am b/libempathy/Makefile.am
index 9ce202733..4f1f1aadc 100644
--- a/libempathy/Makefile.am
+++ b/libempathy/Makefile.am
@@ -28,6 +28,7 @@ libempathy_la_SOURCES =             						\
 	empathy-contact-manager.c	empathy-contact-manager.h		\
 	empathy-tp-chat.c		empathy-tp-chat.h			\
 	empathy-chandler.c		empathy-chandler.h			\
+	empathy-idle.c			empathy-idle.h				\
 	empathy-marshal-main.c
 
 libempathy_la_LIBADD =		\
diff --git a/libempathy/empathy-idle.c b/libempathy/empathy-idle.c
new file mode 100644
index 000000000..80d75740a
--- /dev/null
+++ b/libempathy/empathy-idle.c
@@ -0,0 +1,226 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2007 Collabora Ltd.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ * 
+ * Authors: Xavier Claessens <xclaesse@gmail.com>
+ */
+
+#include <config.h>
+
+#include <glib/gi18n.h>
+#include <dbus/dbus-glib.h>
+
+#include <libtelepathy/tp-helpers.h>
+
+#include <libmissioncontrol/mission-control.h>
+
+#include "empathy-idle.h"
+#include "gossip-utils.h" 
+#include "gossip-debug.h"
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
+		       EMPATHY_TYPE_IDLE, EmpathyIdlePriv))
+
+#define DEBUG_DOMAIN "Idle"
+
+/* Number of seconds before entering extended autoaway. */
+#define EXT_AWAY_TIME (30*60)
+
+enum {
+	LAST_SIGNAL
+};
+
+struct _EmpathyIdlePriv {
+	MissionControl *mc;
+	DBusGProxy     *gs_proxy;
+	gboolean        is_active;
+	McPresence      last_state;
+	gchar          *last_status;
+	guint           ext_away_timeout;
+};
+
+static void     empathy_idle_class_init (EmpathyIdleClass *klass);
+static void     empathy_idle_init       (EmpathyIdle      *idle);
+static void     idle_finalize           (GObject          *object);
+static void     idle_active_changed_cb  (DBusGProxy       *gs_proxy,
+					 gboolean          is_active,
+					 EmpathyIdle      *idle);
+static void     idle_ext_away_start     (EmpathyIdle      *idle);
+static void     idle_ext_away_stop      (EmpathyIdle      *idle);
+static gboolean idle_ext_away_cb        (EmpathyIdle      *idle);
+
+//static guint signals[LAST_SIGNAL];
+
+G_DEFINE_TYPE (EmpathyIdle, empathy_idle, G_TYPE_OBJECT)
+
+static void
+empathy_idle_class_init (EmpathyIdleClass *klass)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+	object_class->finalize = idle_finalize;
+
+	g_type_class_add_private (object_class, sizeof (EmpathyIdlePriv));
+}
+
+static void
+empathy_idle_init (EmpathyIdle *idle)
+{
+	EmpathyIdlePriv *priv;
+
+	priv = GET_PRIV (idle);
+
+	priv->is_active = FALSE;
+	priv->mc = gossip_mission_control_new ();
+	priv->gs_proxy = dbus_g_proxy_new_for_name (tp_get_bus (),
+						    "org.gnome.ScreenSaver",
+						    "/org/gnome/ScreenSaver",
+						    "org.gnome.ScreenSaver");
+	if (!priv->gs_proxy) {
+		gossip_debug (DEBUG_DOMAIN, "Failed to get gs proxy");
+		return;
+	}
+
+	dbus_g_proxy_add_signal (priv->gs_proxy, "ActiveChanged",
+				 G_TYPE_BOOLEAN,
+				 G_TYPE_INVALID);
+	dbus_g_proxy_connect_signal (priv->gs_proxy, "ActiveChanged",
+				     G_CALLBACK (idle_active_changed_cb),
+				     idle, NULL);
+}
+
+static void
+idle_finalize (GObject *object)
+{
+	EmpathyIdlePriv *priv;
+
+	priv = GET_PRIV (object);
+
+	g_free (priv->last_status);
+	g_object_unref (priv->mc);
+
+	if (priv->gs_proxy) {
+		g_object_unref (priv->gs_proxy);
+	}
+
+	idle_ext_away_stop (EMPATHY_IDLE (object));
+}
+
+EmpathyIdle *
+empathy_idle_new (void)
+{
+	static EmpathyIdle *idle = NULL;
+
+	if (!idle) {
+		idle = g_object_new (EMPATHY_TYPE_IDLE, NULL);
+		g_object_add_weak_pointer (G_OBJECT (idle), (gpointer) &idle);
+	} else {
+		g_object_ref (idle);
+	}
+
+	return idle;
+}
+
+static void
+idle_active_changed_cb (DBusGProxy  *gs_proxy,
+			gboolean     is_active,
+			EmpathyIdle *idle)
+{
+	EmpathyIdlePriv *priv;
+
+	priv = GET_PRIV (idle);
+
+	gossip_debug (DEBUG_DOMAIN, "Screensaver state changed, %s -> %s",
+		      priv->is_active ? "yes" : "no",
+		      is_active ? "yes" : "no");
+
+	if (is_active && !priv->is_active) {
+		/* The screensaver is now running */
+		g_free (priv->last_status);
+		idle_ext_away_stop (idle);
+
+		priv->last_state = mission_control_get_presence_actual (priv->mc, NULL);
+		priv->last_status = mission_control_get_presence_message_actual (priv->mc, NULL);
+
+		gossip_debug (DEBUG_DOMAIN, "Going to autoaway");
+		mission_control_set_presence (priv->mc,
+					      MC_PRESENCE_AWAY,
+					      _("Autoaway"),
+					      NULL, NULL);
+		idle_ext_away_start (idle);
+	} else if (!is_active && priv->is_active) {
+		/* The screensaver stoped */
+		idle_ext_away_stop (idle);
+
+		gossip_debug (DEBUG_DOMAIN, "Restoring state to %d %s",
+			      priv->last_state,
+			      priv->last_status);
+
+		mission_control_set_presence (priv->mc,
+					      priv->last_state,
+					      priv->last_status,
+					      NULL, NULL);
+	}
+
+	priv->is_active = is_active;
+}
+
+static void
+idle_ext_away_start (EmpathyIdle *idle)
+{
+	EmpathyIdlePriv *priv;
+
+	priv = GET_PRIV (idle);
+
+	idle_ext_away_stop (idle);
+	priv->ext_away_timeout = g_timeout_add (EXT_AWAY_TIME * 1000,
+						(GSourceFunc) idle_ext_away_cb,
+						idle);
+}
+
+static void
+idle_ext_away_stop (EmpathyIdle *idle)
+{
+	EmpathyIdlePriv *priv;
+
+	priv = GET_PRIV (idle);
+
+	if (priv->ext_away_timeout) {
+		g_source_remove (priv->ext_away_timeout);
+		priv->ext_away_timeout = 0;
+	}
+}
+
+static gboolean
+idle_ext_away_cb (EmpathyIdle *idle)
+{
+	EmpathyIdlePriv *priv;
+
+	priv = GET_PRIV (idle);
+
+	gossip_debug (DEBUG_DOMAIN, "Going to extended autoaway");
+	mission_control_set_presence (priv->mc,
+				      MC_PRESENCE_EXTENDED_AWAY,
+				      _("Extended autoaway"),
+				      NULL, NULL);
+
+	priv->ext_away_timeout = 0;
+
+	return FALSE;
+}
+
diff --git a/libempathy/empathy-idle.h b/libempathy/empathy-idle.h
new file mode 100644
index 000000000..df8846b9b
--- /dev/null
+++ b/libempathy/empathy-idle.h
@@ -0,0 +1,54 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2007 Collabora Ltd.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Authors: Xavier Claessens <xclaesse@gmail.com>
+ */
+
+#ifndef __EMPATHY_IDLE_H__
+#define __EMPATHY_IDLE_H__
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+#define EMPATHY_TYPE_IDLE         (empathy_idle_get_type ())
+#define EMPATHY_IDLE(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), EMPATHY_TYPE_IDLE, EmpathyIdle))
+#define EMPATHY_IDLE_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST ((k), EMPATHY_TYPE_IDLE, EmpathyIdleClass))
+#define EMPATHY_IS_IDLE(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), EMPATHY_TYPE_IDLE))
+#define EMPATHY_IS_IDLE_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), EMPATHY_TYPE_IDLE))
+#define EMPATHY_IDLE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), EMPATHY_TYPE_IDLE, EmpathyIdleClass))
+
+typedef struct _EmpathyIdle      EmpathyIdle;
+typedef struct _EmpathyIdleClass EmpathyIdleClass;
+typedef struct _EmpathyIdlePriv  EmpathyIdlePriv;
+
+struct _EmpathyIdle {
+	GObject parent;
+};
+
+struct _EmpathyIdleClass {
+	GObjectClass parent_class;
+};
+
+GType        empathy_idle_get_type (void) G_GNUC_CONST;
+EmpathyIdle *empathy_idle_new      (void);
+
+G_END_DECLS
+
+#endif /* __EMPATHY_IDLE_H__ */