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fix: BlurArea unpack error in qt5 #236

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Apr 11, 2024
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fix: BlurArea unpack error in qt5 #236

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16 changes: 15 additions & 1 deletion xcb/dnotitlebarwindowhelper.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -411,7 +411,21 @@ void DNoTitlebarWindowHelper::updateWindowBlurAreasFromProperty()
{
const QVariant &v = m_window->property(windowBlurAreas);
const QVector<quint32> &tmpV = qvariant_cast<QVector<quint32>>(v);
const QVector<Utility::BlurArea> &a = *(reinterpret_cast<const QVector<Utility::BlurArea>*>(&tmpV));
const int OffSet = 6; // Utility::BlurArea's member variables
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if (tmpV.size() % OffSet != 0)
qt_assert("windowBlurAreas's size must be round out BlurAreas's member variables.", __FILE__, __LINE__);

QVector<Utility::BlurArea> a;
for (int i = 0; i < tmpV.size(); i += OffSet) {
Utility::BlurArea area;
area.x = tmpV[i + 0];
area.y = tmpV[i + 1];
area.width = tmpV[i + 2];
area.height = tmpV[i + 3];
area.xRadius = tmpV[i + 4];
area.yRaduis = tmpV[i + 5];
a << area;
}

if (a.isEmpty() && m_blurAreaList.isEmpty())
return;
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