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QWindowsXPStyle: Adapt the size of MDI buttons for maximized MDI subwindows to High DPI

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Scale the size according to DPI, fixing the buttons being too small
on High DPI screens with Qt High DPI scaling turned off.

Task-number: QTBUG-75927
Change-Id: Ibdcfa994164ca7bb72a831f1afe1267b4d5010cf
Reviewed-by: Oliver Wolff <oliver.wolff@qt.io>
Reviewed-by: André de la Rocha <andre.rocha@qt.io>
This commit is contained in:
Friedemann Kleint 2020-01-24 14:52:52 +01:00
parent 2a5f5f6049
commit b35dda7ee7
1 changed files with 6 additions and 5 deletions
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11
src/plugins/styles/windowsvista/qwindowsxpstyle.cpp
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@ -3584,19 +3584,20 @@ QSize QWindowsXPStyle::sizeFromContents(ContentsType ct, const QStyleOption *opt
sz = QWindowsStyle::sizeFromContents(ct, option, sz, widget);
break;
case CT_MdiControls:
case CT_MdiControls: {
sz.setHeight(int(QStyleHelper::dpiScaled(19, option)));
int width = 54;
if (const QStyleOptionComplex *styleOpt = qstyleoption_cast<const QStyleOptionComplex *>(option)) {
int width = 0;
width = 0;
if (styleOpt->subControls & SC_MdiMinButton)
width += 17 + 1;
if (styleOpt->subControls & SC_MdiNormalButton)
width += 17 + 1;
if (styleOpt->subControls & SC_MdiCloseButton)
width += 17 + 1;
sz = QSize(width, 19);
} else {
sz = QSize(54, 19);
}
sz.setWidth(int(QStyleHelper::dpiScaled(width, option)));
}
break;
default: