1 files changed, 22 insertions, 0 deletions
diff --git a/src/render/framegraph/qrendersurfaceselector.cpp b/src/render/framegraph/qrendersurfaceselector.cpp
index 8ff55d152..e218672e8 100644
--- a/src/render/framegraph/qrendersurfaceselector.cpp
+++ b/src/render/framegraph/qrendersurfaceselector.cpp
@@ -70,6 +70,14 @@ QSurface *QRenderSurfaceSelector::surface() const
     return d->m_surface;
 }
 
+QWindow *QRenderSurfaceSelector::window() const
+{
+    Q_D(const QRenderSurfaceSelector);
+    if (d->m_surface->surfaceClass() == QSurface::Window)
+        return static_cast<QWindow *>(d->m_surface);
+    return Q_NULLPTR;
+}
+
 void QRenderSurfaceSelector::setSurface(QSurface *surface)
 {
     Q_D(QRenderSurfaceSelector);
@@ -80,6 +88,20 @@ void QRenderSurfaceSelector::setSurface(QSurface *surface)
     emit surfaceChanged(surface);
 }
 
+void QRenderSurfaceSelector::setWindow(QWindow *window)
+{
+    Q_D(QRenderSurfaceSelector);
+    QWindow *currentWindow = Q_NULLPTR;
+    if (d->m_surface && d->m_surface->surfaceClass() == QSurface::Window)
+        currentWindow = static_cast<QWindow *>(d->m_surface);
+    if (currentWindow == window)
+        return;
+
+    d->m_surface = window;
+    emit windowChanged(window);
+    emit surfaceChanged(d->m_surface);
+}
+
 void QRenderSurfaceSelector::copy(const QNode *ref)
 {
     QFrameGraphNode::copy(ref);