3 files changed, 19 insertions, 0 deletions
diff --git a/src/widgets/kernel/qopenglwidget.h b/src/widgets/kernel/qopenglwidget.h
index 28d802e1f40..f706ea75679 100644
--- a/src/widgets/kernel/qopenglwidget.h
+++ b/src/widgets/kernel/qopenglwidget.h
@@ -42,6 +42,10 @@
 #ifndef QOPENGLWIDGET_H
 #define QOPENGLWIDGET_H
 
+#include <QtCore/qglobal.h>
+
+#ifndef QT_NO_OPENGL
+
 #include <QtWidgets/QWidget>
 #include <QtGui/QSurfaceFormat>
 #include <QtGui/qopengl.h>
@@ -97,4 +101,6 @@ private:
 
 QT_END_NAMESPACE
 
+#endif // QT_NO_OPENGL
+
 #endif // QOPENGLWIDGET_H
diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp
index 34adea866e2..21278a0ba9e 100644
--- a/src/widgets/kernel/qwidget.cpp
+++ b/src/widgets/kernel/qwidget.cpp
@@ -5486,22 +5486,30 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP
                 //paint the background
                 if ((asRoot || q->autoFillBackground() || onScreen || q->testAttribute(Qt::WA_StyledBackground))
                     && !q->testAttribute(Qt::WA_OpaquePaintEvent) && !q->testAttribute(Qt::WA_NoSystemBackground)) {
+#ifndef QT_NO_OPENGL
                     beginBackingStorePainting();
+#endif
                     QPainter p(q);
                     paintBackground(&p, toBePainted, (asRoot || onScreen) ? flags | DrawAsRoot : 0);
+#ifndef QT_NO_OPENGL
                     endBackingStorePainting();
+#endif
                 }
 
                 if (!sharedPainter)
                     setSystemClip(pdev, toBePainted.translated(offset));
 
                 if (!onScreen && !asRoot && !isOpaque && q->testAttribute(Qt::WA_TintedBackground)) {
+#ifndef QT_NO_OPENGL
                     beginBackingStorePainting();
+#endif
                     QPainter p(q);
                     QColor tint = q->palette().window().color();
                     tint.setAlphaF(qreal(.6));
                     p.fillRect(toBePainted.boundingRect(), tint);
+#ifndef QT_NO_OPENGL
                     endBackingStorePainting();
+#endif
                 }
             }
 
diff --git a/src/widgets/kernel/qwidgetbackingstore.cpp b/src/widgets/kernel/qwidgetbackingstore.cpp
index 2a968939e4c..103e244593b 100644
--- a/src/widgets/kernel/qwidgetbackingstore.cpp
+++ b/src/widgets/kernel/qwidgetbackingstore.cpp
@@ -1158,6 +1158,7 @@ void QWidgetBackingStore::doSync()
         return;
     }
 
+#ifndef QT_NO_OPENGL
     // There is something other dirty than the renderToTexture widgets.
     // Now it is time to include the renderToTexture ones among the others.
     if (widgetTextures && widgetTextures->count()) {
@@ -1167,6 +1168,8 @@ void QWidgetBackingStore::doSync()
             toClean += rect;
         }
     }
+#endif
+
     // The dirtyRenderToTextureWidgets list is useless here, so just reset. As
     // unintuitive as it is, we need to send paint events to renderToTexture
     // widgets always when something (any widget) needs to be updated, even if
@@ -1249,8 +1252,10 @@ void QWidgetBackingStore::flush(QWidget *widget)
         QWidget *target = widget ? widget : tlw;
         qt_flush(target, dirtyOnScreen, store, tlw, tlwOffset, widgetTextures, this);
         dirtyOnScreen = QRegion();
+#ifndef QT_NO_OPENGL
         if (widgetTextures && widgetTextures->count())
             return;
+#endif
     }
 
     if (!dirtyOnScreenWidgets || dirtyOnScreenWidgets->isEmpty()) {