diff options
| -rw-r--r-- | src/widgets/kernel/qopenglwidget.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/widgets/kernel/qopenglwidget.cpp b/src/widgets/kernel/qopenglwidget.cpp index 543f59d7d1..7782c4c1d4 100644 --- a/src/widgets/kernel/qopenglwidget.cpp +++ b/src/widgets/kernel/qopenglwidget.cpp @@ -506,6 +506,12 @@ void QOpenGLWidgetPaintDevice::ensureActiveTarget() GLuint QOpenGLWidgetPrivate::textureId() const { + Q_Q(const QOpenGLWidget); + if (!q->isWindow() && q->internalWinId()) { + qWarning() << "QOpenGLWidget cannot be used as a native child widget." + << "Consider setting Qt::AA_DontCreateNativeWidgetAncestors and Siblings."; + return 0; + } return resolvedFbo ? resolvedFbo->texture() : (fbo ? fbo->texture() : 0); } |