Move the uninstallation calculations into UninstallerCalculator

Change-Id: I1b398815414430c2fab9a5c611b44e3a92c2fb39
Reviewed-by: Jarek Kobus <jaroslaw.kobus@digia.com>

1 files changed, 75 insertions, 0 deletions

diff --git a/src/libs/installer/uninstallercalculator.h b/src/libs/installer/uninstallercalculator.h
new file mode 100644
index 000000000..e5da7898e
--- /dev/null
+++ b/src/libs/installer/uninstallercalculator.h
@@ -0,0 +1,75 @@
+/**************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Installer Framework.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+**************************************************************************/
+#ifndef UNINSTALLERCALCULATOR_H
+#define UNINSTALLERCALCULATOR_H
+
+#include "installer_global.h"
+
+#include <QHash>
+#include <QList>
+#include <QSet>
+#include <QString>
+
+namespace QInstaller {
+
+class Component;
+
+class INSTALLER_EXPORT UninstallerCalculator
+{
+public:
+    UninstallerCalculator(const QList<Component *> &installedComponents);
+
+    QSet<Component*> componentsToUninstall() const;
+
+    bool appendComponentsToUninstall(const QList<Component*> &components);
+
+private:
+
+    bool appendComponentToUninstall(Component *component);
+
+    QList<Component *> m_installedComponents;
+    QSet<Component *> m_componentsToUninstall;
+};
+
+}
+
+
+#endif // UNINSTALLERCALCULATOR_H