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  1. Qt
  2. QTBUG-139344

call TreeView's expand in delegate will add extra items

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: P1: Critical P1: Critical
    • None
    • 6.9.1
    • Quick: Other
    • None

      in delegate, if hasChildren become true, then call treeView.expand(row),
      expected result is just expand this item, but the TreeView added extra items.
      it looks like expanded it twice, double it's children.

      just push the button "Add last".

        1. treeview_test.tar.gz
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            qt.team.quick.subscriptions Qt Quick and Widgets Team
            niqingliang2003 niqingliang2003
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