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Add another pixmap safety check in Shadow creation

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Do not only check for null pixmaps but also that the
pixmap contains a 32 bit depth as we don't want shadows
without alpha.
This commit is contained in:
Martin Gräßlin 2011-05-14 21:02:11 +02:00
parent a3962f895d
commit 911b037fe8
1 changed files with 1 additions and 1 deletions
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2
shadow.cpp
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@ -100,7 +100,7 @@ bool Shadow::init(const QVector< long > &data)
{ {
for (int i=0; i<ShadowElementsCount; ++i) { for (int i=0; i<ShadowElementsCount; ++i) {
QPixmap pix = QPixmap::fromX11Pixmap(data[i]); QPixmap pix = QPixmap::fromX11Pixmap(data[i]);
if (pix.isNull()) { if (pix.isNull() || pix.depth() != 32) {
return false; return false;
} }
m_shadowElements[i] = pix.copy(0, 0, pix.width(), pix.height()); m_shadowElements[i] = pix.copy(0, 0, pix.width(), pix.height());