QFuture based asynchronous Task implementation.

Change-Id: I538a2fc40b67d6d27f120afe3705065ab98f8f99
Reviewed-by: Tim Jenssen <tim.jenssen@digia.com>

1 files changed, 117 insertions, 0 deletions

diff --git a/src/libs/installer/abstractfiletask.cpp b/src/libs/installer/abstractfiletask.cpp
new file mode 100644
index 000000000..ce18422a0
--- /dev/null
+++ b/src/libs/installer/abstractfiletask.cpp
@@ -0,0 +1,117 @@
+/**************************************************************************
+**
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+**************************************************************************/
+#include "abstractfiletask.h"
+
+namespace QInstaller {
+
+AbstractFileTask::AbstractFileTask()
+{
+    registerMetaTypes();
+}
+
+AbstractFileTask::AbstractFileTask(const QString &source)
+{
+    registerMetaTypes();
+    setTaskItem(FileTaskItem(source));
+}
+
+AbstractFileTask::AbstractFileTask(const FileTaskItem &item)
+{
+    registerMetaTypes();
+    setTaskItem(item);
+}
+
+AbstractFileTask::AbstractFileTask(const QString &source, const QString &target)
+{
+    registerMetaTypes();
+    setTaskItem(FileTaskItem(source, target));
+}
+
+QList<FileTaskItem> AbstractFileTask::taskItems() const
+{
+    QReadLocker _(&m_lock);
+    return m_items;
+}
+
+void AbstractFileTask::setTaskItem(const FileTaskItem &item)
+{
+    clearTaskItems();
+    addTaskItem(item);
+}
+
+
+// -- protected
+
+void AbstractFileTask::clearTaskItems()
+{
+    QWriteLocker _(&m_lock);
+    m_items.clear();
+}
+
+void AbstractFileTask::addTaskItem(const FileTaskItem &item)
+{
+    QWriteLocker _(&m_lock);
+    m_items.append(item);
+}
+
+void AbstractFileTask::setTaskItems(const QList<FileTaskItem> &items)
+{
+    clearTaskItems();
+    addTaskItems(items);
+}
+
+void AbstractFileTask::addTaskItems(const QList<FileTaskItem> &items)
+{
+    QWriteLocker _(&m_lock);
+    m_items.append(items);
+}
+
+
+// -- private
+
+void AbstractFileTask::registerMetaTypes()
+{
+    qRegisterMetaType<QInstaller::FileTaskItem>();
+    qRegisterMetaType<QInstaller::FileTaskResult>();
+    qRegisterMetaType<QInstaller::FileTaskException>();
+}
+
+}   // namespace QInstaller