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    Suggestion 
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    Resolution: Unresolved
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    P3: Somewhat important 
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    None
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    5.15.4
HorizontalHeaderView seems to recreate delegates when column width is changed and syncView model has 0 rows but not when the row count > 0 this doesn't occur.
=> unify the behavior so that HorizontalHeaderView doesn't recreate the delegates regardless of row count when column width is changed.