QMdiSubWindow: Set correct ControlLabel size

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

Fixes: QTBUG-87871
Change-Id: Ib836e322d25599cb5e79011ea597e32ee1f8d093
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
(cherry picked from commit 33ddacdd24523acbdafcda0f520dd2d73c879cfb)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
This commit is contained in:
Morten Johan Sørvig 2021-02-17 12:04:44 +01:00 committed by Qt Cherry-pick Bot
parent 41743795ae
commit 18fd74c70d

View File

@ -399,7 +399,7 @@ ControlLabel::ControlLabel(QMdiSubWindow *subWindow, QWidget *parent)
Q_UNUSED(subWindow);
setFocusPolicy(Qt::NoFocus);
updateWindowIcon();
setFixedSize(label.size());
setFixedSize(label.size() / label.devicePixelRatio());
}
/*
@ -407,7 +407,7 @@ ControlLabel::ControlLabel(QMdiSubWindow *subWindow, QWidget *parent)
*/
QSize ControlLabel::sizeHint() const
{
return label.size();
return label.size() / label.devicePixelRatio();
}
/*