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Bug
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    Resolution: Unresolved
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P2: Important
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    None
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    5.15.2, 6.0.0
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    None
 
When I maximize a QMdiSubWindow into its QMdiArea, I lose the subwindow buttons.
The buttons seem to be there (minimize, restore, close), but the paint event is wrong.
- is duplicated by
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QTBUG-91107 QMdiSubWindow close/min/max button not drawn correctly
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 - Reported
 
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- relates to
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QTBUG-87871 QMdiSubWindow's window icon size is incorrect for system scaling 150% or more
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 - Closed
 
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