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diff --git a/src/libs/kdtools/task.h b/src/libs/kdtools/task.h
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+/****************************************************************************
+**
+** Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB)
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Installer Framework.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** As a special exception, The Qt Company gives you certain additional
+** rights. These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef TASK_H
+#define TASK_H
+
+#include "updater.h"
+
+#include <QObject>
+
+namespace KDUpdater {
+
+class KDTOOLS_EXPORT Task : public QObject
+{
+    Q_OBJECT
+
+public:
+    enum Capability
+    {
+        NoCapability = 0,
+        Pausable     = 1,
+        Stoppable    = 2
+    };
+
+    virtual ~Task();
+
+    QString name() const;
+    int capabilities() const;
+
+    int error() const;
+    QString errorString() const;
+
+    bool isRunning() const;
+    bool isFinished() const;
+    bool isPaused() const;
+    bool isStopped() const;
+
+    int  progressPercent() const;
+    QString progressText() const;
+
+    bool autoDelete() const;
+    void setAutoDelete(bool autoDelete);
+
+public Q_SLOTS:
+    void run();
+    void stop();
+    void pause();
+    void resume();
+
+Q_SIGNALS:
+    void error(int code, const QString &errorText);
+    void progressValue(int percent);
+    void progressText(const QString &progressText);
+    void started();
+    void paused();
+    void resumed();
+    void stopped();
+    void finished();
+
+protected:
+    explicit Task(const QString &name, int caps = NoCapability, QObject *parent = 0);
+    void reportProgress(int percent, const QString &progressText);
+    void reportError(int errorCode, const QString &errorText);
+    void reportError(const QString &errorText);
+    void reportDone();
+
+    // Task interface
+    virtual void doRun() = 0;
+    virtual bool doStop() = 0;
+    virtual bool doPause() = 0;
+    virtual bool doResume() = 0;
+
+private:
+    int m_caps;
+    QString m_name;
+    int m_errorCode;
+    QString m_errorText;
+    bool m_started;
+    bool m_finished;
+    bool m_paused;
+    bool m_stopped;
+    int m_progressPc;
+    QString m_progressText;
+    bool m_autoDelete;
+};
+
+} // namespace KDUpdater
+
+#endif // TASK_H