1 files changed, 91 insertions, 0 deletions
diff --git a/src/client/qwaylandsubsurface.cpp b/src/client/qwaylandsubsurface.cpp
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+++ b/src/client/qwaylandsubsurface.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the plugins 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qwaylandsubsurface.h"
+
+#include "qwaylandwindow.h"
+
+#include <QtCore/QDebug>
+
+QT_BEGIN_NAMESPACE
+
+QWaylandSubSurface::QWaylandSubSurface(QWaylandWindow *window, struct ::qt_sub_surface *sub_surface)
+    : QtWayland::qt_sub_surface(sub_surface)
+    , m_window(window)
+{
+}
+
+void QWaylandSubSurface::setParent(const QWaylandWindow *parent)
+{
+    QWaylandSubSurface *parentSurface = parent ? parent->subSurfaceWindow() : 0;
+    if (parentSurface) {
+        int x = m_window->geometry().x() + parent->frameMargins().left();
+        int y = m_window->geometry().y() + parent->frameMargins().top();
+        parentSurface->attach_sub_surface(object(), x, y);
+    }
+}
+
+static void setPositionToParent(QWaylandWindow *parentWaylandWindow)
+{
+    QObjectList children = parentWaylandWindow->window()->children();
+    for (int i = 0; i < children.size(); i++) {
+        QWindow *childWindow = qobject_cast<QWindow *>(children.at(i));
+        if (!childWindow)
+            continue;
+
+        if (childWindow->handle()) {
+            QWaylandWindow *waylandWindow = static_cast<QWaylandWindow *>(childWindow->handle());
+            waylandWindow->subSurfaceWindow()->setParent(parentWaylandWindow);
+            setPositionToParent(waylandWindow);
+        }
+    }
+}
+
+void QWaylandSubSurface::adjustPositionOfChildren()
+{
+    QWindow *window = m_window->window();
+    if (window->parent()) {
+        qDebug() << "QWaylandSubSurface::adjustPositionOfChildren not called for toplevel window";
+    }
+    setPositionToParent(m_window);
+}
+
+QT_END_NAMESPACE