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  1. Qt
  2. QTBUG-2342

QWidget::grabwidget returns a pixmap with non opaque pixels with windows XP style

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    • Icon: Bug Bug
    • Resolution: Done
    • Icon: P2: Important P2: Important
    • 4.6.0
    • None
    • GUI: Painting
    • None

      For example, if you try to grab a QGroupBox and then call QPainter::drawPixmap for this grabbed pixmap after setting the opacity of the painter to 0.5, there will be some rendering artifacts.

      Issue seems to be caused by pixel overflow.

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            wallison Warwick Allison (closed Nokia identity) (Inactive)
            vfm Thierry Bastian (closed Nokia identity) (Inactive)
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