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Viewing changes to libs/kworkspace/kactivitymanager_p.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Michał Zając
  • Date: 2011-07-09 08:31:15 UTC
  • Revision ID: james.westby@ubuntu.com-20110709083115-ohyxn6z93mily9fc
Tags: upstream-4.6.90
Import upstream version 4.6.90

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libs/kworkspace/kactivitymanager_p.cpp
 
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/*
 
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 *   Copyright (C) 2010 Ivan Cukic <ivan.cukic(at)kde.org>
 
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 *
 
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 *   This program is free software; you can redistribute it and/or modify
 
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 *   it under the terms of the GNU General Public License version 2,
 
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 *   or (at your option) any later version, as published by the Free
 
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 *   Software Foundation
 
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 *
 
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 *   This program is distributed in the hope that it will be useful,
 
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *   GNU General Public License for more details
 
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 *
 
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 *   You should have received a copy of the GNU General Public
 
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 *   License along with this program; if not, write to the
 
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 *   Free Software Foundation, Inc.,
 
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 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
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 */
 
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#include "kactivitymanager_p.h"
 
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#include <QDBusConnection>
 
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#include <KToolInvocation>
 
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#include <KDebug>
 
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KActivityManager * KActivityManager::s_instance = NULL;
 
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// #define ACTIVITY_MANAGER_DBUS_PATH   "org.kde.ActivityManager"
 
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#define ACTIVITY_MANAGER_DBUS_PATH   "org.kde.kactivitymanagerd"
 
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#define ACTIVITY_MANAGER_DBUS_OBJECT "/ActivityManager"
 
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KActivityManager::KActivityManager()
 
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    : org::kde::ActivityManager(
 
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            ACTIVITY_MANAGER_DBUS_PATH,
 
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            ACTIVITY_MANAGER_DBUS_OBJECT,
 
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            QDBusConnection::sessionBus()
 
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            )
 
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{
 
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    connect(&m_watcher, SIGNAL(serviceOwnerChanged(const QString &, const QString &, const QString &)),
 
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            this, SLOT(serviceOwnerChanged(const QString &, const QString &, const QString &)));
 
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}
 
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KActivityManager * KActivityManager::self()
 
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{
 
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    if (!s_instance) {
 
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        // check if the activity manager is already running
 
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        if (!isActivityServiceRunning()) {
 
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            // not running, trying to launch it
 
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            QString error;
 
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            int ret = KToolInvocation::startServiceByDesktopPath("kactivitymanagerd.desktop", QStringList(), &error);
 
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            if (ret > 0) {
 
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                kDebug() << "Activity: Couldn't start kactivitymanagerd: " << error << endl;
 
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            }
 
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            if (!QDBusConnection::sessionBus().interface()->isServiceRegistered(ACTIVITY_MANAGER_DBUS_PATH)) {
 
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                kDebug() << "Activity: The kactivitymanagerd service is still not registered";
 
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            } else {
 
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                kDebug() << "Activity: The kactivitymanagerd service has been registered";
 
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            }
 
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        }
 
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        // creating a new instance of the class
 
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        s_instance = new KActivityManager();
 
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    }
 
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    return s_instance;
 
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}
 
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bool KActivityManager::isActivityServiceRunning()
 
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{
 
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    return QDBusConnection::sessionBus().interface()->isServiceRegistered(ACTIVITY_MANAGER_DBUS_PATH);
 
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}
 
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void KActivityManager::serviceOwnerChanged(const QString & serviceName, const QString & oldOwner, const QString & newOwner)
 
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{
 
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    if (serviceName == ACTIVITY_MANAGER_DBUS_PATH) {
 
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        emit presenceChanged(!newOwner.isEmpty());
 
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    }
 
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}
 
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