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QWidgets/FusionStyle: Fix menu drawing under HighDPI

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Delegating the border painting to qDrawPlainRect ensures that there are
no off-by-one pixel issues.

Task-number: QTBUG-61845
Change-Id: I732795e048cbc2e5b279782e9a19700884f8bc40
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
This commit is contained in:
Alessandro Portale 2017-07-07 14:10:15 +02:00
parent b6d5026b1f
commit f2db946fa4
1 changed files with 2 additions and 4 deletions
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6
src/widgets/styles/qfusionstyle.cpp
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@ -990,11 +990,9 @@ void QFusionStyle::drawPrimitive(PrimitiveElement elem,
break;
case PE_PanelMenu: {
painter->save();
QColor menuBackground = option->palette.base().color().lighter(108);
const QBrush menuBackground = option->palette.base().color().lighter(108);
QColor borderColor = option->palette.background().color().darker(160);
painter->setPen(borderColor);
painter->setBrush(menuBackground);
painter->drawRect(option->rect.adjusted(0, 0, -1, -1));
qDrawPlainRect(painter, option->rect, borderColor, 1, &menuBackground);
painter->restore();
}
break;