AuroraMiddleware/qt5base-lts
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QMdiSubWindow: Set correct ControlLabel size

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The label pixmap may be a high-dpi pixmap. Set the ControlLabel
fixed size to be the pixmap device independent size.

Fixes: QTBUG-87871
Pick-to: 5.15
Pick-to: 6.0
Pick-to: 6.1
Change-Id: Ib836e322d25599cb5e79011ea597e32ee1f8d093
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
This commit is contained in:
Morten Johan Sørvig 2021-02-17 12:04:44 +01:00
parent 136324ad62
commit 33ddacdd24
1 changed files with 2 additions and 2 deletions
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4
src/widgets/widgets/qmdisubwindow.cpp
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@ -399,7 +399,7 @@ ControlLabel::ControlLabel(QMdiSubWindow *subWindow, QWidget *parent)
Q_UNUSED(subWindow); Q_UNUSED(subWindow);
setFocusPolicy(Qt::NoFocus); setFocusPolicy(Qt::NoFocus);
updateWindowIcon(); updateWindowIcon();
setFixedSize(label.size()); setFixedSize(label.size() / label.devicePixelRatio());
} }
/* /*
@ -407,7 +407,7 @@ ControlLabel::ControlLabel(QMdiSubWindow *subWindow, QWidget *parent)
*/ */
QSize ControlLabel::sizeHint() const QSize ControlLabel::sizeHint() const
{ {
return label.size(); return label.size() / label.devicePixelRatio();
} }
/* /*