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author | Sérgio Martins <sergio.martins@kdab.com> | 2017-06-13 12:09:59 +0100 |
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committer | Sérgio Martins <sergio.martins@kdab.com> | 2017-07-02 09:31:01 +0000 |
commit | fd897629bf698c9efb4628188db79f2937ef3d89 (patch) | |
tree | 6a02b46f7c25d18aa8b1a82d01b579a85a91564c /src/widgets/kernel/qopenglwidget.cpp | |
parent | 628f3becf929efa284628884716bc2ea772c4cc6 (diff) | |
download | qtbase-fd897629bf698c9efb4628188db79f2937ef3d89.tar.gz |
Fix moving a hidden QOpenGLWidget to another window
A visibile QOpenGLWidget receives a QEvent::WindowChangeInternal which triggers
a QOpenGLWidget::reset(). A hidden QOpenGLWidget never received this event
so it was never reset, resulting in a black rendering.
Includes unit-test that fails without this patch.
Change-Id: I9d2c57d66fa629f631a9829a5ebf4de09998ad75
Task-Id: QTBUG-60896
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
Diffstat (limited to 'src/widgets/kernel/qopenglwidget.cpp')
-rw-r--r-- | src/widgets/kernel/qopenglwidget.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/widgets/kernel/qopenglwidget.cpp b/src/widgets/kernel/qopenglwidget.cpp index 9aab0bd76a..218d3c4a46 100644 --- a/src/widgets/kernel/qopenglwidget.cpp +++ b/src/widgets/kernel/qopenglwidget.cpp @@ -1342,6 +1342,8 @@ bool QOpenGLWidget::event(QEvent *e) break; if (d->initialized) d->reset(); + if (isHidden()) + break; // FALLTHROUGH case QEvent::Show: // reparenting may not lead to a resize so reinitalize on Show too if (!d->initialized && !size().isEmpty() && window() && window()->windowHandle()) { |