frozen scrollbar flickering when dragging

XMLWordPrintable

    • Type: Bug
    • Resolution: Fixed
    • Priority: Later
    • 8.6.1
    • Affects Version/s: 8.6.0.1
    • Component/s: Components
    • Security Level: Jimmy
    • None

      Steps to Reproduce

      run scroll-flickering.zul

      scroll slowly: left - right - left - right ...

      Current Result

      sometimes the scrollbar flickers to different positions while dragging

      Expected Result

      non flickering scrollbar

      Debug Info

      Root Cause

      ZK-3588 (draw one more time)
      https://github.com/zkoss/zk/blame/3e4c3ce00f52ff2a45006013c24f782c2e008273/zul/src/archive/web/js/zul/mesh/Frozen.js#L427
      ZK-4115 (trigger reflow + layout)
      https://github.com/zkoss/zk/blame/3e4c3ce00f52ff2a45006013c24f782c2e008273/zul/src/archive/web/js/zul/mesh/Frozen.js#L404

      Workaround

        1. scroll-flickering.zul
          1 kB

            Assignee:
            rudyhuang
            Reporter:
            cor3000
            Votes:
            0 Vote for this issue
            Watchers:
            1 Start watching this issue

              Created:
              Updated:
              Resolved:

                Estimated:
                Original Estimate - 1 day
                1d
                Remaining:
                Time Spent - 6 hours Remaining Estimate - 2 hours
                2h
                Logged:
                Time Spent - 6 hours Remaining Estimate - 2 hours
                6h