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  1. Qt
  2. QTBUG-6749

QGraphicsItem::hasFocus() performance regression

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Details

    • Bug
    • Resolution: Done
    • P1: Critical
    • 4.6.2
    • 4.6.0
    • Widgets: GraphicsView
    • None
    • e7b0998325a66ecb9f979f253d732db85e1f43d1

    Description

      QGraphicsItem::hasFocus() is called from initStyleOption() which is called on every single paint. The best solution is perhaps not to use hasFocus() at all, but on the other hand, the function itself should be cheap in general.

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          Task - A task that needs to be done. QTBUG-7917 Symbian4_2010_05

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
          • Closed
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              bjnilsen Bjørn Erik Nilsen
              bjnilsen Bjørn Erik Nilsen
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              Dates

                Created:
                Updated:
                Resolved:

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