Add QCocoaWindowFunctions and add a function to find the clip offset

Change-Id: I0f9cd1f923867f6f24b3bc54e442a16b5d2a11e4
Reviewed-by: Tim Blechmann <tim@klingt.org>
Reviewed-by: Morten Johan Sørvig <morten.sorvig@theqtcompany.com>

1 files changed, 57 insertions, 0 deletions

diff --git a/src/platformheaders/cocoafunctions/qcocoawindowfunctions.h b/src/platformheaders/cocoafunctions/qcocoawindowfunctions.h
new file mode 100644
index 0000000000..997f440e65
--- /dev/null
+++ b/src/platformheaders/cocoafunctions/qcocoawindowfunctions.h
@@ -0,0 +1,57 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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 QXCBWINDOWFUNCTIONS_H
+#define QXCBWINDOWFUNCTIONS_H
+
+#include <QtPlatformHeaders/QPlatformHeaderHelper>
+
+QT_BEGIN_NAMESPACE
+
+class QWindow;
+
+class QCocoaWindowFunctions {
+public:
+    typedef QPoint (*BottomLeftClippedByNSWindowOffset)(QWindow *window);
+    static const QByteArray bottomLeftClippedByNSWindowOffsetIdentifier() { return QByteArrayLiteral("CocoaBottomLeftClippedByNSWindowOffset"); }
+
+    static QPoint bottomLeftClippedByNSWindowOffset(QWindow *window)
+    {
+        return QPlatformHeaderHelper::callPlatformFunction<QPoint, BottomLeftClippedByNSWindowOffset>(bottomLeftClippedByNSWindowOffsetIdentifier(),window);
+    }
+};
+
+
+QT_END_NAMESPACE
+
+#endif // QXCBWINDOWFUNCTIONS_H