Add Qt clipboard integration

The GTK clipboard integration isn't working for us and we need a way
to get clipboard requests from the renderer into the system clipboard.

This patch adds a Qt implementation to let Qt handle the platform
abstraction, even though the Chromium clipboard direct integration
could work on some platforms.

Change-Id: Ie7af5c6b4c662fc8f4109b2e85e9f594d6d90b0d
Reviewed-by: Pierre Rossi <pierre.rossi@gmail.com>

1 files changed, 64 insertions, 0 deletions

diff --git a/src/core/clipboard_qt.h b/src/core/clipboard_qt.h
new file mode 100644
index 000000000..62a921d7a
--- /dev/null
+++ b/src/core/clipboard_qt.h
@@ -0,0 +1,64 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 CLIPBOARD_QT_H
+#define CLIPBOARD_QT_H
+
+#include <QClipboard>
+#include <QMap>
+#include <QObject>
+
+class ClipboardChangeObserver : public QObject {
+    Q_OBJECT
+public:
+    ClipboardChangeObserver();
+    quint64 getSequenceNumber(QClipboard::Mode mode) {
+        return sequenceNumber.value(mode);
+    }
+
+private Q_SLOTS:
+    void trackChange(QClipboard::Mode mode);
+
+private:
+    QMap<QClipboard::Mode, quint64> sequenceNumber;
+};
+
+#endif