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  1. Qt
  2. QTBUG-69585

Setting WA_TranslucentBackground attribute results in a black window

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: P2: Important P2: Important
    • None
    • 5.11.0
    • GUI: Window management
    • None
    • Ubuntu 16.04 64-bit
    • Linux/X11

      Call of  QWidget::setAttribute(Qt::WA_TranslucentBackground) has no effect on Ubuntu 16.04 and the widget remains opaque. This phenomenon was absent for Ubuntu 14 and Qt 5.6 (I do not know on what side the error is).

        1. gltrans.png
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        2. Screenshot from 2018-07-26 15-14-01.png
          Screenshot from 2018-07-26 15-14-01.png
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        3. Screenshot from 2018-07-27 09-16-37.png
          Screenshot from 2018-07-27 09-16-37.png
          181 kB
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            Unassigned Unassigned
            sergeylogunov sergeylogunov
            Veli-Pekka Heinonen Veli-Pekka Heinonen
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              Created:
              Updated:

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