diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/openglwidgets/qopenglwidget.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/openglwidgets/qopenglwidget.cpp b/src/openglwidgets/qopenglwidget.cpp index 8dbb9180f4..a596416471 100644 --- a/src/openglwidgets/qopenglwidget.cpp +++ b/src/openglwidgets/qopenglwidget.cpp @@ -1381,8 +1381,13 @@ bool QOpenGLWidget::event(QEvent *e) } if (!d->initialized && !size().isEmpty() && window()->windowHandle()) { d->initialize(); - if (d->initialized) + if (d->initialized) { d->recreateFbo(); + // QTBUG-89812: generate a paint event, like resize would do, + // otherwise a QOpenGLWidget in a QDockWidget may not show the + // content upon (un)docking. + d->sendPaintEvent(QRect(QPoint(0, 0), size())); + } } break; case QEvent::ScreenChangeInternal: |