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  1. Qt
  2. QTBUG-35312

QProgressBar cost high CPU on MacOS

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Details

    • Bug
    • Resolution: Cannot Reproduce
    • P3: Somewhat important
    • None
    • 5.1.1, 5.2.0 Beta1
    • Widgets: Widgets and Dialogs
    • None
    • MacOS 10.9, MacOS 10.8, MacBook Pro Retina
    • macOS

    Description

      QProgressBar cost too much CPU time.
      I attached some pictures from my mac 10.9.

      no progress bar, it is 0%
      1 progress bar, it is 7% ~ 9%
      4 progress bar, it is 16% ~ 30%

      this is abnormal.

      Attachments

        1. progressbar0.png
          progressbar0.png
          494 kB
        2. progressbar1.png
          progressbar1.png
          687 kB
        3. progressbar4.png
          progressbar4.png
          456 kB
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          People

            tpochep Timur Pocheptsov
            vonger Vonger Chin
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            3 Vote for this issue
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            Dates

              Created:
              Updated:
              Resolved:

              Gerrit Reviews

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