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  1. Qt
  2. QTBUG-49204

[OS X] [Reg: Qt 5.4.1 -> Qt 5.5.0] Poor performance when dragging TreeWidgetItem

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Details

    • macOS
    • 9cb92d106d9de92d25aa29423a59658f152f5791

    Description

      When dragging an item from tree view there's a noticeable lag when moving the mouse. This lag didn't exist in Qt 5.4.1.

      Use attached test application to reproduce the issue.

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          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-49589 Drag'n Drop on OSX takes too much CPU time

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-49282 Dragging of the item in QTableView or QTreeVIew works very slowly on Mac OS

          • P3: Somewhat important - Should be fixed, but doesn't affect the release in any way.
          • Closed
          For Gerrit Dashboard: QTBUG-49204
          # Subject Branch Project Status CR V
          139919,4 Cocoa integration - do not send move events while in -draggingUpdated: 5.6 qt/qtbase Status: MERGED +2 0

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              tpochep Timur Pocheptsov
              kileppal Kimmo Leppälä
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              Dates

                Created:
                Updated:
                Resolved:

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