gnome-control-center/panels/printers/pp-job.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
 *
 * Copyright 2015  Red Hat, Inc,
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 * Author: Felipe Borges <feborges@redhat.com>
 */

#include "pp-job.h"

typedef struct
{
  GObject parent;

  gint   id;
  gchar *title;
  gint   state;
} PpJobPrivate;

G_DEFINE_TYPE_WITH_PRIVATE (PpJob, pp_job, G_TYPE_OBJECT)

enum
{
  PROP_0,
  PROP_ID,
  PROP_TITLE,
  PROP_STATE,
  LAST_PROPERTY
};

static GParamSpec *properties[LAST_PROPERTY];

static void
pp_job_cancel_purge_async_dbus_cb (GObject      *source_object,
                                   GAsyncResult *res,
                                   gpointer      user_data)
{
  GVariant *output;

  output = g_dbus_connection_call_finish (G_DBUS_CONNECTION (source_object),
                                          res,
                                          NULL);
  g_object_unref (source_object);

  if (output != NULL)
    {
      g_variant_unref (output);
    }
}

void
pp_job_cancel_purge_async (PpJob        *job,
                           gboolean      job_purge)
{
  GDBusConnection *bus;
  GError          *error = NULL;
  gint            *job_id;

  g_object_get (job, "id", &job_id, NULL);

  bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, &error);
  if (!bus)
    {
      g_warning ("Failed to get session bus: %s", error->message);
      g_error_free (error);
      return;
    }

  g_dbus_connection_call (bus,
                          MECHANISM_BUS,
                          "/",
                          MECHANISM_BUS,
                          "JobCancelPurge",
                          g_variant_new ("(ib)",
                                         job_id,
                                         job_purge),
                          G_VARIANT_TYPE ("(s)"),
                          G_DBUS_CALL_FLAGS_NONE,
                          -1,
                          NULL,
                          pp_job_cancel_purge_async_dbus_cb,
                          NULL);
}

static void
pp_job_set_hold_until_async_dbus_cb (GObject      *source_object,
                                     GAsyncResult *res,
                                     gpointer      user_data)
{
  GVariant *output;

  output = g_dbus_connection_call_finish (G_DBUS_CONNECTION (source_object),
                                          res,
                                          NULL);
  g_object_unref (source_object);

  if (output)
    {
      g_variant_unref (output);
    }
}

void
pp_job_set_hold_until_async (PpJob        *job,
                             const gchar  *job_hold_until)
{
  GDBusConnection *bus;
  GError          *error = NULL;
  gint            *job_id;

  g_object_get (job, "id", &job_id, NULL);

  bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, &error);
  if (!bus)
    {
      g_warning ("Failed to get session bus: %s", error->message);
      g_error_free (error);
      return;
    }

  g_dbus_connection_call (bus,
                          MECHANISM_BUS,
                          "/",
                          MECHANISM_BUS,
                          "JobSetHoldUntil",
                          g_variant_new ("(is)",
                                         job_id,
                                         job_hold_until),
                          G_VARIANT_TYPE ("(s)"),
                          G_DBUS_CALL_FLAGS_NONE,
                          -1,
                          NULL,
                          pp_job_set_hold_until_async_dbus_cb,
                          NULL);
}

static void
pp_job_init (PpJob *obj)
{
}

static void
pp_job_get_property (GObject    *object,
                     guint       property_id,
                     GValue     *value,
                     GParamSpec *pspec)
{
  PpJobPrivate *priv;

  priv = pp_job_get_instance_private (PP_JOB (object));

  switch (property_id)
    {
      case PROP_ID:
        g_value_set_int (value, priv->id);
        break;
      case PROP_TITLE:
        g_value_set_string (value, priv->title);
        break;
      case PROP_STATE:
        g_value_set_int (value, priv->state);
        break;
      default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
        break;
    }
}

static void
pp_job_set_property (GObject      *object,
                     guint         property_id,
                     const GValue *value,
                     GParamSpec   *pspec)
{
  PpJobPrivate *priv;

  priv = pp_job_get_instance_private (PP_JOB (object));

  switch (property_id)
    {
      case PROP_ID:
        priv->id = g_value_get_int (value);
        break;
      case PROP_TITLE:
        g_free (priv->title);
        priv->title = g_value_dup_string (value);
        break;
      case PROP_STATE:
        priv->state = g_value_get_int (value);
        break;
      default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
        break;
    }
}

static void
pp_job_finalize (GObject *object)
{
  PpJobPrivate *priv;

  priv = pp_job_get_instance_private (PP_JOB (object));

  g_free (priv->title);

  G_OBJECT_CLASS (pp_job_parent_class)->finalize (object);
}

static void
pp_job_class_init (PpJobClass *class)
{
  GObjectClass *object_class = G_OBJECT_CLASS (class);

  object_class->get_property = pp_job_get_property;
  object_class->set_property = pp_job_set_property;
  object_class->finalize = pp_job_finalize;

  properties[PROP_ID] = g_param_spec_int ("id",
                                          "Id",
                                          "Job id",
                                          0,
                                          G_MAXINT,
                                          0,
                                          G_PARAM_READWRITE);
  properties[PROP_TITLE] = g_param_spec_string ("title",
                                                "Title",
                                                "Title of this print job",
                                                NULL,
                                                G_PARAM_READWRITE);
  properties[PROP_STATE] = g_param_spec_int ("state",
                                             "State",
                                             "State of this print job (Paused, Completed, Cancelled,...)",
                                             0,
                                             G_MAXINT,
                                             0,
                                             G_PARAM_READWRITE);

  g_object_class_install_properties (object_class, LAST_PROPERTY, properties);
}