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/*
* Copyright (C) 2010-2011 Robert Ancell.
* Author: Robert Ancell <robert.ancell@canonical.com>
*
* 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 3 of the License, or (at your option) any later
* version. See http://www.gnu.org/copyleft/gpl.html the full text of the
* license.
*/
#include <config.h>
#include "display-server.h"
enum {
READY,
STOPPED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
struct DisplayServerPrivate
{
/* TRUE when started */
gboolean is_ready;
/* TRUE when being stopped */
gboolean stopping;
/* TRUE when the display server has stopped */
gboolean stopped;
};
static void display_server_logger_iface_init (LoggerInterface *iface);
G_DEFINE_TYPE_WITH_CODE (DisplayServer, display_server, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (LOGGER_TYPE, display_server_logger_iface_init));
const gchar *
display_server_get_session_type (DisplayServer *server)
{
return DISPLAY_SERVER_GET_CLASS (server)->get_session_type (server);
}
DisplayServer *
display_server_get_parent (DisplayServer *server)
{
g_return_val_if_fail (server != NULL, NULL);
return DISPLAY_SERVER_GET_CLASS (server)->get_parent (server);
}
static DisplayServer *
display_server_real_get_parent (DisplayServer *server)
{
return NULL;
}
gboolean
display_server_get_can_share (DisplayServer *server)
{
g_return_val_if_fail (server != NULL, FALSE);
return DISPLAY_SERVER_GET_CLASS (server)->get_can_share (server);
}
static gboolean
display_server_real_get_can_share (DisplayServer *server)
{
return FALSE;
}
gint
display_server_get_vt (DisplayServer *server)
{
g_return_val_if_fail (server != NULL, -1);
return DISPLAY_SERVER_GET_CLASS (server)->get_vt (server);
}
static gint
display_server_real_get_vt (DisplayServer *server)
{
return -1;
}
gboolean
display_server_start (DisplayServer *server)
{
g_return_val_if_fail (server != NULL, FALSE);
return DISPLAY_SERVER_GET_CLASS (server)->start (server);
}
gboolean
display_server_get_is_ready (DisplayServer *server)
{
g_return_val_if_fail (server != NULL, FALSE);
return server->priv->is_ready;
}
static gboolean
display_server_real_start (DisplayServer *server)
{
server->priv->is_ready = TRUE;
g_signal_emit (server, signals[READY], 0);
return TRUE;
}
void
display_server_connect_session (DisplayServer *server, Session *session)
{
return DISPLAY_SERVER_GET_CLASS (server)->connect_session (server, session);
}
static void
display_server_real_connect_session (DisplayServer *server, Session *session)
{
}
void
display_server_disconnect_session (DisplayServer *server, Session *session)
{
return DISPLAY_SERVER_GET_CLASS (server)->disconnect_session (server, session);
}
static void
display_server_real_disconnect_session (DisplayServer *server, Session *session)
{
}
void
display_server_stop (DisplayServer *server)
{
g_return_if_fail (server != NULL);
if (server->priv->stopping)
return;
server->priv->stopping = TRUE;
DISPLAY_SERVER_GET_CLASS (server)->stop (server);
}
gboolean
display_server_get_is_stopping (DisplayServer *server)
{
g_return_val_if_fail (server != NULL, FALSE);
return server->priv->stopping;
}
static void
display_server_real_stop (DisplayServer *server)
{
g_signal_emit (server, signals[STOPPED], 0);
}
static void
display_server_init (DisplayServer *server)
{
server->priv = G_TYPE_INSTANCE_GET_PRIVATE (server, DISPLAY_SERVER_TYPE, DisplayServerPrivate);
}
static void
display_server_class_init (DisplayServerClass *klass)
{
klass->get_parent = display_server_real_get_parent;
klass->get_can_share = display_server_real_get_can_share;
klass->get_vt = display_server_real_get_vt;
klass->start = display_server_real_start;
klass->connect_session = display_server_real_connect_session;
klass->disconnect_session = display_server_real_disconnect_session;
klass->stop = display_server_real_stop;
g_type_class_add_private (klass, sizeof (DisplayServerPrivate));
signals[READY] =
g_signal_new (DISPLAY_SERVER_SIGNAL_READY,
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (DisplayServerClass, ready),
NULL, NULL,
NULL,
G_TYPE_NONE, 0);
signals[STOPPED] =
g_signal_new (DISPLAY_SERVER_SIGNAL_STOPPED,
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (DisplayServerClass, stopped),
NULL, NULL,
NULL,
G_TYPE_NONE, 0);
}
static gint
display_server_real_logprefix (Logger *self, gchar *buf, gulong buflen)
{
return g_snprintf (buf, buflen, "DisplayServer: ");
}
static void
display_server_logger_iface_init (LoggerInterface *iface)
{
iface->logprefix = &display_server_real_logprefix;
}
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