1 files changed, 161 insertions, 0 deletions
diff --git a/src/compositor/extensions/qwlsubsurface.cpp b/src/compositor/extensions/qwlsubsurface.cpp
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index 000000000..fb99fbe81
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+++ b/src/compositor/extensions/qwlsubsurface.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWaylandCompositor module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later 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 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qwlsubsurface_p.h"
+
+#include "qwlcompositor_p.h"
+#include "qwaylandsurface.h"
+#include "qwaylandsurfaceview.h"
+
+QT_BEGIN_NAMESPACE
+
+namespace QtWayland {
+
+SubSurfaceExtensionGlobal::SubSurfaceExtensionGlobal(QWaylandCompositor *compositor)
+    : QWaylandExtension(compositor)
+    , qt_sub_surface_extension(compositor->waylandDisplay(), 1)
+    , m_compositor(compositor)
+{
+}
+
+void SubSurfaceExtensionGlobal::sub_surface_extension_get_sub_surface_aware_surface(Resource *resource,
+                                                                                    uint32_t id,
+                                                                                    struct ::wl_resource *surface)
+{
+    QWaylandSurface *waylandsurface = QWaylandSurface::fromResource(surface);
+    new SubSurface(resource->client(),id,waylandsurface);
+}
+
+SubSurface::SubSurface(wl_client *client, uint32_t id, QWaylandSurface *surface)
+    : QWaylandExtension(surface)
+    , qt_sub_surface(client, id, 1)
+    , m_surface(surface)
+    , m_parent(0)
+{
+}
+
+SubSurface::~SubSurface()
+{
+    if (m_parent) {
+        m_parent->removeSubSurface(this);
+    }
+    QLinkedList<QWaylandSurface *>::iterator it;
+    for (it = m_sub_surfaces.begin(); it != m_sub_surfaces.end(); ++it) {
+        (*it)->handle()->subSurface()->parentDestroyed();
+    }
+}
+
+void SubSurface::setSubSurface(SubSurface *subSurface, int x, int y)
+{
+    if (!m_sub_surfaces.contains(subSurface->m_surface)) {
+        m_sub_surfaces.append(subSurface->m_surface);
+        subSurface->setParent(this);
+    }
+    foreach (QWaylandSurfaceView *view, subSurface->m_surface->views())
+        view->setRequestedPosition(QPointF(x,y));
+}
+
+void SubSurface::removeSubSurface(SubSurface *subSurfaces)
+{
+    Q_ASSERT(m_sub_surfaces.contains(subSurfaces->m_surface));
+    m_sub_surfaces.removeOne(subSurfaces->m_surface);
+}
+
+SubSurface *SubSurface::parent() const
+{
+    return m_parent;
+}
+
+void SubSurface::setParent(SubSurface *parent)
+{
+    if (m_parent == parent)
+        return;
+
+    SubSurface *oldParent = 0;
+    SubSurface *newParent = 0;
+
+    if (m_parent) {
+        oldParent = m_parent;
+        m_parent->removeSubSurface(this);
+    }
+    if (parent) {
+        newParent = parent;
+    }
+    m_parent = parent;
+
+    parentChanged(newParent,oldParent);
+}
+
+QLinkedList<QWaylandSurface *> SubSurface::subSurfaces() const
+{
+    return m_sub_surfaces;
+}
+
+void SubSurface::parentDestroyed()
+{
+    m_parent = 0;
+}
+
+void SubSurface::sub_surface_attach_sub_surface(Resource *resource, struct ::wl_resource *sub_surface, int32_t x, int32_t y)
+{
+    Q_UNUSED(resource);
+    SubSurface *child_sub_surface = static_cast<SubSurface *>(Resource::fromResource(sub_surface)->sub_surface_object);
+    setSubSurface(child_sub_surface,x,y);
+}
+
+void SubSurface::sub_surface_move_sub_surface(Resource *resource, struct ::wl_resource *sub_surface, int32_t x, int32_t y)
+{
+    Q_UNUSED(resource);
+    Q_UNUSED(sub_surface);
+    Q_UNUSED(x);
+    Q_UNUSED(y);
+}
+
+void SubSurface::sub_surface_raise(Resource *resource, struct ::wl_resource *sub_surface)
+{
+    Q_UNUSED(resource);
+    Q_UNUSED(sub_surface);
+}
+
+void SubSurface::sub_surface_lower(Resource *resource, struct ::wl_resource *sub_surface)
+{
+    Q_UNUSED(resource);
+    Q_UNUSED(sub_surface);
+}
+
+}
+
+QT_END_NAMESPACE