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  1. Qt
  2. QTBUG-12917

Improve performance of QGraphicsWidget::updateGeometry()

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    Description

      QWidget::updateGeometry() tries to avoid to propagate invalidation further up if the widget for instance has a fixed size. This we can also utilize in QGraphicsLayout.

      Attachments

        1. testLayout.cpp
          1 kB
        2. qgraphicslayout.cpp
          17 kB
        3. qgraphicslayout_p.h
          5 kB
        4. beforechanges_log.txt
          1 kB
        5. afterchanges_log.txt
          0.9 kB
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            smd Jan Arve
            smd Jan Arve
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            Dates

              Created:
              Updated:
              Resolved:

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